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Brad's unaswered monitor repair questions. If you know the answer or can help please email me.  BradL@stl-online.net

  1. Samsung CSR5987L FCC# A3LCSR597, I have no high voltage, all the low voltages seem to be normal, Changed UC3842 & LA7851 with no luck, does not appear to have horz. drive pulse. Please include "Brad's Samsung CSR5987L" in subject line of response's.

AAmazing


AAmazing    CM-8428MX    FCC#EVOKD-1450

Problem: Dead

Solution: Replace Q610 (C4924), C953 (470uf 16V)

Acer


Acer    Acros 7031    14" VGA     FCC#FVI7031

Problem: Dead

Solution: Reflow horz. section.


Acer    Acros 7031    14" VGA     FCC#FVI7031

Problem: Raster changing with heat up also blurry

Solution: Replace Flyback 19.70006.001


Acer Acros    7033    14" SVGA

Problem: Dead

Solution: Replace D610 (1N5817)


Acer    7133    14" SVGA     FCC#JVP7133S

Problem: Dead

Solution: Reflow L602 (in primary side of power supply)


Acer    7133S III    14" SVGA     FCC#JVP7133S

Problem: Dead

Solution: Replace D601, D603 (RL206G), F601 (3.15 GMA).


Acer    Acerview 34T    #7134T    17" SVGA

Problem: Power on and off when moved.

Solution: Reseat cable coming from main board to CRT board & repair cracked solder joint on CRT board


Acer    7155    14"SVGA    FCC# JVP7155

Problem: Dead

Solution: Replace D602 (RL206G), F601(3.15 amp GMA)


Acer    7155    14"SVGA    FCC# JVP7155

Problem: Squealing - No picture

Solution: Reflow (L302) Pad broke loose.


Acer    7176is    17" SVGA    FCC# JVP7176IS

Problem: No control of Horz. width or Pincusion - Video blinks in and out intermittently.

Solution: Replace D308 (FES8JT), C3950 (2.2uf 450V)


Acer    7198I    20" SVGA      FCC# JVP7198I

Problem: Power Cycling

Solution: Replace C720 (1000uf 16V), Check for cracked solder joints on HV Board and power supply board (exp horz section).


Acer    7198I    20" SVGA      FCC# JVP7198I

Problem: Shakes

Solution: Replace C421 (2.2uf 350V), Check for cracked solder joints on HV Board and power supply board (exp horz section).


ADDS


ADDS    1010     12" Mono Terminal

Problem: Vertical Foldover

Solution: Replace C203 (100uf 16V)


ADDS    1010     12" Mono Terminal

Problem: Dead - Horz freq rising on collector of output when left on.

Solution: Replace Flyback (FDR11B-004)


ADDS    1010LJ     12" Mono Terminal

Problem: Dead - Smoking

Solution: Replace C319 (33uf 50V), C307 (2.7uf 50V BP)


AOC


AOC    4NLr    14" SVGA    FCC# ARSCM8200

Problem: No Video

Solution: Reflow CRT board, Restore picture tube.


AOC    7Hlr    17" SVGA    FCC# HSUTRLON-1782

Problem: Dead

Solution: Replace C108 (100uf 50V), C137 (100uf 250V) Check for cracks on main board around flyback.


AOC    CM-333MG    14" VGA    FCC# ARSCM3330

Problem: Vertical Collapse

Solution: Reflow Yoke Plug


AOC    CM-336    14" SVGA    FCC# ARSCM3360

Problem: No horz sync

Solution: Replace C812 (100uf 16V), Reflow cracks on Main & CRT Boards, Adjust VR802 (48 KHz osc)


AOC    CM-336    14" SVGA    FCC# ARSCM3360

Problem: No high voltage

Solution: Replace Q803 (BUH515), C816(10uf 160V), C812 (100uf 16V), C811 (1uf 50V)   Check for cracked solder joints every where-


AOC    CM-347    14" SVGA      FCC#HSUTRLRM-1464

Problem: No Blue

Solution: Replace IC801 (LM1203N), Reflow cracks all over CRT Board


AOC     CM-536    14" SVGA

Problem: Power Cycling on and off

Solution: Replace C812 (100uf 35V) & check for cracked solder joints.


AOC    MM-401   

Problem: No high voltage

Solution: Reflow Q402 horz driver


Apple


Apple Color Plus 14" Display #M1787

Problem: Power Cycling

Solution: Replace D709 (RU4D), Reflow Q706


Apple Multiple scan 15 Display    #M2943    FCC#BJMCM15VB

Problem: Dead

Solution: Replace Power Switch


Arche


Arche    217AX    17" SVGA    FCC# IRH217AX

Problem: Colors Fluctuating

Solution: Reflow Cable Connectors (15 pin and BNC)


Arcus


Arcus    CM-1402    14" SVGA    FCC# H79CM-1402

Problem: Wont sync

Solution: Replace IC303 (TC4556BP), Adjust V308.


Arcus    DA-1765VA F    17" SVGA     FCC# H79DA-1765

Problem: Power Cycling

Solution: Replace C206 (Ceramic 103m)


Arcus    DA-1765VA F    17" SVGA     FCC# H79DA-1765

Problem: No deguass

Solution: Replace R103 (5ohm 2 watt)


Solution:

AT&T


AT&T     7134T    14" SVGA     FCC#JVP7134T

Problem: Dead

Solution: Replace C322, C308, C317 (1uf 450V), Flyback (19.700026.001)


AT&T     7134T    14" SVGA     FCC#JVP7134T

Problem: Dead

Solution: Reflow L602 (in primary side of power supply)


Aurora Vision


Aurora Vision    SM583    15" SVGA     FCC# KTASM584

Problem: Power Cycling

Solution: Replace Q207 (C5129)


Aurora Vision    SM584    14" SVGA

Problem: Dead

Solution: Replace F101 (3 amp 250V AGC), Reset circuit breaker switch (SW102)


Canon


Canon    S87-40000    14" SVGA     FCC# EVOKD-1450G

Problem: Power Cycling

Solution: Replace on CRT Board R637 (47 ohm 1/4 watt), Q604 (C4732), Q603 (A1370), C623 (1uf 100V BP), R636 (5.6K 1/4 watt)


Capetron


Capetron    CDS423T    17" SVGA

Problem: Bottom half of screen is flickering

Solution: Replace C251 (10uf 250V), C235 (22uf 350V), C212 (1uf 50V)


Capetronic


Capetronic    CDM-9000    21" SVGA

Problem: Cycling

Solution: Replace Q206 (2SC4288A)


Cheer


Cheer  VC15E    15" SVGA      FCC# FBBVC15

Problem: After a few minutes the monitor would lose all its contrast

Solution: Replace I7 (LM340T12) on CRT Board.


Cheer  VC15E    15" SVGA      FCC# FBBVC15

Problem: Dead

Solution: Replace D309, D310, Q317


Cheer  VC15E    15" SVGA      FCC# FBBVC15

Problem: Dead

Solution: Replace R509 (56Kohm).


Compaq


Compaq    420    14" VGA     FCC#CNT9R75218

Problem Shaking Vertical Size

Solution: Replcae IC202 (TDA1170N)


Compaq     420T    14" VGA     FCC# GQBXXX4290

Problem: Dead

Solution: Replace C8 (220uf 250V)


Compaq    441-P    14 SVGA    FCC# BR8SM-5515CP

Problem: Power Cycling

Solution: Replace Q809 (C4747)


Compaq    443    15" SVGA    FCC# BR88SM-5515G-A

Problem: Dead

Solution: Replace Power switch.


Compaq    441-P     15" SVGA      FCC# BR8SM-5515CP

Problem: Power Cycling

Solution: Replace Q809 (C4747), C815 (220uf 25V)


Compaq    446    15" SVGA    FCC# BR8SM-548

Problem: No High Voltage

Solution: Replace Q801 (BSN254A)


Compaq    462    14" SVGA      FCC#BR8SM-1457

Problem: Dead

Solution: Replace D927(UG4D)


Compaq    462    14" SVGA      FCC#BR8SM-1457

Problem: Intermitent Horz shrinking and Pincushion

Solution: Replace C926 (100uf 250V), Reflow same area.


Compaq    471    14" SVGA    FCC# CSYSC-428VX

Problem: Squigly Text

Solution: Replace C133 (100uf 16V)


Compuadd


Compuadd    51086    14" VGA    FCC# A3L9QNCJ468

Problem: Vertical expanded on 640x355 & 640x480, collapsed on 720x400

Solution: Replace VR402 (1K pot) on back board - (vertical size adjustment for (720x400)


Compuadd    51091    14" SVGA    FCC# A3LCVB491

Problem: Vertical Foldover

Solution: Replace IC301 (TDA2653A)


Compudyne


Compudyne     CM48U    14" SVGA

Problem: Dead

Solution: Repair Burnt trace near power connector.


Compudyne    KD-1440N    14" SVGA     FCC# EVOKD-1440

Problem: Video size increased drastically when switching between modes for second or so (text is huge - characters about an inch high)

Solution: Replace IC201 (74LS86N)


Compudyne    KD-1450T    14" SVGA     FCC# EVOKD-1450T

Problem: Power Cycling

Solution: Replace R506 (10K ohm 1/2 watt), R507 (100K ohm 1/2 watt), R508 (180K ohm 1/2 watt), Flyback (61101)


Compudyne    KD-1450T    14" SVGA     FCC# EVOKD-1450T

Problem: Screen pink or blue

Solution: Replace all 1uf caps on crt board.


Compudyne KD-1500GN KDS    15" SVGA    FCC# EVOKD-1500N

Problem: Dim & Blurry

Solution: Replace C252 (2.2uf 160V), C240 (1uf 50V BP), C225 (47uf 16V) & Restore picture tube.


Compudyne    KD-1700V KDS    17" SVGA     FCC# EVOKD-1700V

Problem: Power Cycling

Solution: Replace Q414 (MJW16212) (I substituted with a  C4924)


Compudyne    MD141+    14" SVGA     FCC# IIBMD-14S2

Problem: No Video - Power light on

Solution: Replace C435 (47uf 160V)


CTX


CTX    1451    14" SVGA

Problem: Power Cycling

Solution: Replace Q701 (BU2520DF), C722 (47uf 50V), R434 (1.8 ohm)


CTX    1451    14" SVGA

Problem: Dead

Solution: Reflow power switch.


CTX    1451C    14" SVGA    FCC# DBL1451C

Problem: Vertical Expanded

Solution: Reflow small board on underside of yoke


CTX    1451ES    14" SVGA    FCC# DBLCMS-6451

Problem: Dead

Solution: Reflow Power Switch


CTX    CPS-1560LR     15" SVGA      FCC#DBLCPS-1560

Problem: Dead

Solution: Replace Q101 (K118), D102, R104 (.25ohm  1watt), F101 (3.15 amp GMA)


CTX    CPS-1560LR     15" SVGA      FCC#DBLCPS-1560

Problem: Horz width and pincusion will not adjust properly

Solution: Replace IC203 (C4557C)


CTX    CPS-1560LR     15" SVGA      FCC#DBLCPS-1560

Problem: Pincushioning intermitently

Solution: Replace C431 (10uf 250V)


CTX    CPS-1560LR     15" SVGA      FCC#DBLCPS-1560

Problem: Shakes - Takes about 5 - 6 seconds to power up.

Solution: Replace IC101  (UC3842AN) , C112 (100uf 25V),  C1? (2.2uf 450V) towards rear of board on primary side.


CTX    CPS-1560LR     15" SVGA      FCC#DBLCPS-1560

Problem: Dead - Squealing

Solution: Replace D108 (BYM26C), D410(5THZ52), Q402 (A953), R441 (2.2 ohm 1/2 watt), C407 (432J - PP630)


CTX    CPS-1560LR     15" SVGA      FCC#DBLCPS-1560

Problem: Power Cycling

Solution: Replace Q103 (2SC3457), Q401 (2SC3886A)


CTX    CPS-1560LR     15" SVGA      FCC#DBLCPS-1560

Problem: Shakes

Solution: Replace C118 (100uf 350V), C115 (330uf 25V)


CTX    CPS-1560LR     15" SVGA      FCC#DBLCPS-1560

Problem: Heat related pincushion problems

Solution: Clean VR407 "Dirty Pot"


CTX    CPS-1560LR     15" SVGA      FCC#DBLCPS-1560

Problem: Pincusion when warm

Solution: Replace C427 (1uf 200V)


CTX    CPS-1560LR     15" SVGA      FCC#DBLCPS-1560

Problem: No Contrast Control

Solution: Reflow Contrast Pot Wire was loose


CTX    CPS-1560LR     15" SVGA      FCC#DBLCPS-1560

Problem: Dim picture - vertical size expanded - squigly text

Solution: Replace C123  (10uf 250V), C427 (1uf 200V).


CTX    CPS-1560LR     15" SVGA      FCC#DBLCPS-1560

Problem: Pincushion and width to wide

Solution: Replace Q408 (YTF630), Reflow whole section Especially the width pot. Vr401 and the cap on the back of the board connected to it. also reflow L406 with high heat.


CTX    CMS-1561    15" SVGA   

Problem: Screen Wiggles

Solution: Replace    C802 (.0047uf Mylar)


CTX    CMS-1561    15" SVGA   

Problem: Dead

Solution: Replace Q101 (2SK955), ZD101 (18V Zener), R114 (.39 ohm 2 Watt), F101 (2.5 amp AGC)


CTX    1562CLR    15" SVGA    FCC# DBL1562C

Problem: Dim & Bad color

Solution: Replace all 1uf caps on CRT board,  Restore picture tube. (Sencore CR70 or CR7000)


CTX    1562CLR    15" SVGA    FCC# DBL1562C

Problem: No control of brightness - raster high

Solution: Reflow Q415


CTX    1562CLR    15" SVGA    FCC# DBL1562C

Problem: Power Cycling

Solution: Replace Q401 (BU2520DF) also reflow L402


CTX    1562CLR    15" SVGA    FCC# DBL1562C

Problem: Horz width and pincushion out

Solution: Reflow L402


CTX    1565D    15" SVGA     FCC#DBL1565D

Problem: Intermittently powers off.

Solution: Replace Q701 (C4924), C702 (100uf  50V), C710 (224J) mylar cap located in middle of board.


CTX    1565D    15" SVGA     FCC#DBL1565D

Problem: Color bands down left side of screen.

Solution: Check and / or Replace all the 1uf caps on CRT Board. Normally there will be 10 to 12 bad 1uf caps on the board.


CTX    1565D    15" SVGA     FCC#DBL1565D

Problem: Cannot adjust - Push button controls on front do not work.

Solution: Retention screws holding panel in or slap the front panel hard a few times that will reseat the switch's. I always just slap the front.


CTX    1565D    15" SVGA     FCC#DBL1565D

Problem: Dead or shaking horz.

Solution: Replace Q701 (C4924), C702 (100uf 50V)


CTX    1565D    15" SVGA     FCC#DBL1565D

Problem: Blue band down left edge of screen

Solution: Replace C607 (1uf 50V)


CTX    1565D    15" SVGA     FCC#DBL1565D

Problem: No Control of Width or Pincusion, very narrow screen

Solution: Replace D407 (HER303)


CTX    1565GM    15" SVGA     FCC#DBL1565

Problem: Blurry, can focus but after an hour or so starts to blur again.

Solution: Replace Flyback transformer (Sampo FEA-345, "47f13-0390")


CTX    1565GM    15" SVGA     FCC#DBL1565

Problem: Dim Blurry Picture

Solution: Replace C639 (1uf 160V), C609 (1uf 160V), C669 (1uf 160V)


CTX    1565GM    15" SVGA     FCC#DBL1565

Problem: No high voltage

Solution: Replace Q416 (K890), D417 (1N4004)


CTX    1760DF    17" SVGA

Problem: Shaking

Solution: Replace C125,C124,C113 in power supply  C425,C403 on main board, C626,C653,C607,C609,C611 on CRT Board.


CTX    CPS-1760LR    17" SVGA      FCC#DBLCPS-1760

Problem: No High Voltage

Solution: Replace Q401 (HPA100), Q412 (C4769), check for cracked solder joints on power supply connectors.


CTX    CPS-1760LR    17" SVGA     FCC#DBLCPS-1760

Problem: No control of horz width - pincushion

Solution: Replace Q305 (D386A), Also check the following Q304 (C3468), D410 (1N4004), 47uf 250v Cap at rear of board which was a rework after thought.


CTX    CPS-1760LR    17" SVGA     FCC#DBLCPS-1760

Problem: Dead

Solution: Replace Q101, D112, F101, &  Reflow connectors and daughter board in power supply.


CTX    1765GMe    17" SVGA    FCC# DBL1765GM

Problem: Blanks Out

Solution: Reflow power transformer on power supply board.


CTX    1765GMe    17" SVGA    FCC# DBL1765GM

Problem: Intermitently flashes vertical lines on screen.

Solution: Reflow CRT - Video Logic board.


CTX    1765GMe    17" SVGA    FCC# DBL1765GM

Problem: Dead - Arcing

Solution: Reflow power transformer.


CTX     1765LR    17" SVGA

Problem: Intermitent Flicker

Solution: Repair cracked solder joints in power supply.


CTX    CVP-5439A       14" VGA

Problem: No Green

Solution: Replace Q605 (C3788)


CTX     CVP-5468A    14" SVGA      FCC# DBLCVP-5468A

Problem: Color to Green

Solution: Replace C613, C614, C615, C616 (10uf 160V)


CTX     CVP-5468A    14" SVGA      FCC# DBLCVP-5468A

Problem: Blurry & Bad Color

Solution: Replace C613, C614, C615 (10uf 160V)


CTX     CVP-5468A    14" SVGA      FCC# DBLCVP-5468A

Problem: Dim fuzzy video

Solution: Replace C613, C615 (10uf 160V), Restore picture tube.


CTX     CVP-5468A    14" SVGA      FCC# DBLCVP-5468A

Problem: Dead

Solution: Replace F101 (2.5 amp GMA), PR101 (96524) "posistor"


CTX    VL500    15" SVGA     FCC#DBL1569S

Problem: Power Light Orange

Solution: Reflow Q106


Daytek


Daytek    DT-14SINE    14" SVGA

Problem: Vertical Collaspe

Solution: Reflow Vertical Section.


Daytek    DT-1730    17" SVGA     FCC#EWBOC1730

Problem: Dead

Solution: Reflow main logic board cracks every where!


Dell


Dell    D1528-LS    15" SVGA    FCC# H4ICM15006

Problem. Video shut off after warm up

Solution: Replace IC701 (Z0860204PSC), IC702 (MTV003N), IC703 (93C56)


Dell    DL-1428    14 SVGA    FCC# HSUTRLCX-1469

Problem: Dead

Solution: Reflow power switch.


Dell    DL-1439    14" VGA     FCC#HSUTRLCX-1469

Problem: No Power

Solution: Reflow Power Switch


Dell    DL-1439    14" VGA     FCC#HSUTRLCX-1469

Problem: Vertical Collapse

Solution: Replace IC301 (TDA1675), C303 (2200uf 25V), R306 (2.4ohm 1watt)


Dell    DL-1460NI    14" SVGA    FCC# HSUTRLCN-1470

Problem: Dead

Solution: Replace Q613 (C3467), Q614 (A1370), D607 & D608 (1N4148) all located on CRT Board


Dell    DL-1460NI    14" SVGA    FCC# HSUTRLCN-1470

Problem: No Video

Solution: Replace Q613 (C2705), Q614 (A1145), D607 & D608 (1N4148), R653 (2.2K ohm 1/4 watt), R665 & R666 (33ohm 1/4 watt)


Dell    P1428U    14" SVGA    FCC# BGBSD45441C

Problem: No High Voltage

Solution: Replace R562 (3.3Kohm), (Reflow Q506, Q521, Flyback & Video Cable Connectors).


Dell     VC1    14" SVGA

Problem: Purple or Pink Characters

Solution: Restore Picture Tube (Sencore CR70 or CR7000)


Dell    Vi1428U    14" SVGA    FCC# H41CM14008

Problem: Power Cycling

Solution: Replace Q403 (C4742), C424 (33uf 160V), C818 & C820 (47uf 250V), C428

(10uf 160V)


Dell    Vi1428U    14" SVGA    FCC# H41CM14008

Problem: High Raster cannot adjust

Solution: Replace R439 (2 meg ohm 1/4 watt)


Dell    Vi1428U    14" SVGA    FCC# H41CM14008

Problem: Has Hum Bar running vertical down middle of screen about 2 inch's wide

Solution: Replace C818,820 (47uf 160V)


Digital


Digital    PCXBV-PE    14" SVGA     FCC#H4ICM14010

Problem: Pincushion - No horizontal width adjustment.

Solution: Replace C457 (4.7uf 50v HFNP)


Digital    PCXBV-PE    14" SVGA     FCC#H4ICM14010

Problem: No Video

Solution: Replace C466(22uf 160V), C459(10uf 50V), C901 - C903 - C933 (1uf 100V), C994(47uf 200V)


Digital    PCXBV-PE    14" SVGA     FCC#H4ICM14010

Problem: Jumping -Partial vertical collapse

Solution: C466 (22uf 160V), C459 (10uf  50V), C825 (47uf 250V), C818 (100uf 250V), I302 (TDA8172).


Digital    PCXBV-PE    14" SVGA     FCC#H4ICM14010

Problem: Dead

Solution: Replace D830 (1N5406), F801 (4amp GMA)


Digital    PCXBV-PE    14" SVGA     FCC#H4ICM14010

Problem: High Green Raster

Solution: Replace C933 (1uf 200v), R940 (5K pot), also check C903, C901 (1uf 200V), C994 (47uf 200V)


Digital    PCXBV-PE    14" SVGA     FCC# H4ICM14010

Problem: Shakes - Vertical Linearity way off

Solution: Replace C823 & C824 (1000uf 35V)


Digital    PCXBV-PE    14" SVGA     FCC# H4ICM14010

Problem: No High Voltage

Solution: Replace D823 (1N4148)


Digital    PCXBV-PE    14" SVGA     FCC# H4ICM14010

Problem: No high voltage

Solution: Replace Q808 (K526), Q402 (C4770), C849 (47uf 250V).


Digital    PCXBV-PE    14" SVGA     FCC# H4ICM14010

Problem: Dim or no video

Solution: Replace C466 (22uf 160V), C459 (10uf 50V)  & R477 (47Kohm 1/2 watt) a small change in value will make a big difference.


Digital    PCXBV-PF    14" SVGA     FCC# H4ICM14013

Problem: Shakes

Solution: Replace C821 (470uf 35V), C841 (100uf 25V), C842 (100uf 25V), C828 (1000 16V), R845 (cracked solder joint)


Digital    PCXBV-PF    14" SVGA     FCC# H4ICM14013

Problem: Vertical Scroll after warmup

Solution: Replace IC701 (Zilog Z0960204PSC) also may have to replace IC703 (93C56) eeprom.


Digital    PCXCV-GE    14" SVGA     FCC# BEJCQ465

Problem: Dead

Solution:Replace Q905 (A1837)


Digital    PCXCV-GE    14" SVGA     FCC# BEJCQ465

Problem: Power Cycling

Solution: Replace Q706 (BU2508DF), Q905 (A1837)


DTK


DTK    CDD-1401    14" SVGA

Problem: Picture Flickers

Solution: Replace the 3 (4.7uf 250V) caps on Crt Board. Reflow cracked solder joints.


DTK    LM-2714    14" SVGA

Problem: Turns purple intermitently

Solution: Reflow CRT Board.


Edison


Edison    1428SV    14" VGA

Problem: Vertical Collaspe

Solution: Reflow vertical section & Yoke plug


Edison    1428SV    14" VGA

Problem: Cannot adjust Pincusion

Solution: Replace Q701 (B1086A)


EMC


EMC    ET-1418    14" Mono VGA     FCC# FBBU5502960

Problem: Dead-Smoking

Solution: Replace C613 (2.2 50V BP)


Emerson


Emerson    1445EM    14" VGA    FCC# A7RM250A

Problem: Vertical Collapse

Solution: Replace R4212 (4.8 ohm 3 watt)


Epson


Epson    E1181A    14" VGA

Problem: Dead

Solution: Check all caps in power supply almost all will be bad.


EZ Teller


EZ Teller    #MD-935    10" SVGA Mono     FCC# KJTVT-106

Problem: Dead

Solution: C617 (2.2J 100V)Mylar Cap, burnt yoke plug "Hard Wire"


Gateway 2000


Gateway 2000     1024NI    #LX1451     14" SVGA    FCC# BGCLX1451

Problem: Changing to a high raster after warmup.

Solution: Reflow CRT Socket ( G1 line)


Gateway 2000     1024NI    #LX1451     14" SVGA    FCC# BGCLX1451

Problem: Power Cycling

Solution: Replace D501 (1N4936)


Gateway 2000    CS1024NI2    14" SVGA      FCC# IAWLX1450

Problem: High Raster

Solution: Replace D506 (1N4935), C507 (1uf 50V)


Gateway 2000    CS1024NI2    14" SVGA      FCC# IAWLX1450

Problem: Shaking

Solution: Reflow cracked solder joints under RF shield by flyback.


Gateway 2000     CS1572FS    15" SVGA     FCC# IAWLX1564

Problem: Dead

Solution: Replace C430 (103K 100V Ceramic)


Gateway 2000     CS1572FS    15" SVGA     FCC# IAWLX1564

Problem: No Video

Solution: Reflow Q105 & R302


Gateway 2000     CS1776LE    17" SVGA     FCC# IAWDX17F

Problem: Dead

Solution: Replace Q109 (C4747), C134 (7n5 J 1600V), C123 (1uf 50V)


Gateway 2000    PMV1448    14" SVGA     FCC#IAWPMV1488

Problem: Screen Jumping- jittering

Solution: Reflow horz section.


Gateway 2000    PMV1448    14" SVGA     FCC#IAWPMV1488

Problem: Vertical Collapse or Size shrunk

Solution: Replace IC201 (TDA1675)


GEM


GEM    SM584    15" SVGA      FCC# KTASM584

Problem: Text Squished on right side.

Solution: Replace Q219 (IRF640)


Goldstar


Goldstar     1210A    12" Mono MDA     FCC# BEJ9QKMBM2115

Problem: No video

Solution: Replace C303 & C304 (100uf 10V), C603 (100uf 16V), C705 (220uf 25V)


Goldstar    1430VGA    14" VGA     FCC#BEJ9QKMCH4335

Problem: Vertical Collapse

Solution: Replace R726 (2.2ohm 1/2 watt)


Goldstar    1460 plus    14" SVGA

Problem: Power light on- No high voltage

Solution: Replace IC301 (TDA1180P), C807 (10uf 250V)


Goldstar     1520    14" SVGA     FCC#BEJCS556

Problem: Intermitently powers off.

Solution: Replace Q901 (C2705), C915 (47uf 35V).


GVC


GVC    M1558L    14" SVGA    FCC# DK4M1556

Problem: Changing Colors

Solution: Reflow CRT Board


Hewlett Packard (HP)


HP     D1196A    14" SVGA     FCC# CSYT-500

Problem: No High Voltage

Solution: Replace Q304 (HPA72 R3)


HP     D1196A    14" SVGA     FCC# CSYT-500

Problem: Lose's vertical sync after warmup

Solution: Replace IC201 (TDA9102C)


Hitachi


Hitachi    CM1587M    14" SVGA

Problem: Dead

Solution: Reflow Cracked solder joints on main and crt boards.


Hitachi Super Scan Pro 20 #CM2087MU    20" SVGA

Problem: Dead

Solution Replace Q707 (C3998), After the unit powered up it was still in vertical collaspe replacing  IC601 (UPC1498H) fixed the problem.


Hyundai


Hyundai    HCM-402C

Problem: Screen flickers after about an hour.

Solution: Reflow main logic board.


IBM


IBM    2248-R01    14" SVGA    FCC# ARSCM3461

Problem: Dead

Solution: Replace Q708 (A952), Q709 (D669A), R738 (1.8K ohm), D421 (BYM26E)


IBM    3472-4    14" Color Terminal

Problem: Bright raster cannot adjust

Solution: Replace R840 or R839 or R835 (750K ohm 1/2 watt) one of the three will open.


IBM    3472-4    14" Color Terminal

Problem: Dead

Solution: Replace power switch, positor and reflow yoke connector.


IBM    4707    12" mono VGA

Problem: Vertical Scrolling

Solution: Replace IC401 (TDA1170S)


IBM     5151    12" MDA

Problem: Vertical Size to small

Solution: Repalce C405 (10uf 35V)


IBM     5151    12" MDA

Problem: Dim

Solution: Replace C506 (220uf 25V)


IBM    6312-001    14" SVGA    FCC# C5F7NF13CM23

Problem: Vertical Collapse

Solution: Reflow IC402


IBM    6324-001    14" SVGA    FCC# ANO6324

Problem: Changing Colors

Solution: Repair cracked solder joints on CRT board.


IBM    6327-023     17" SVGA     FCC# ANO6327

Problem: Vertical foldover on top half. or Squished on bottom half.

Solution: Replace Z302 (TDA8351) Vertical IC


IBM    6542-103    14" SVGA    FCC# ANO65421

Problem: Vertical Foldover - Squished at top - Streched at bottom

Solution: Reflow Vertical section.


IMB G50    6543-301    14" SVGA     FCC# ANO6543

Problem: Dead

Solution: Replace CR113 (MICBR66),  R102 & R105 (1.5 ohm 1 watt), C164 (1000uf 25V)


IBM    8503    12" Mono VGA      FCC# BJM9UBMM1232

Problem: No Video

Solution: Replace C422 (100uf 25), C418 (1uf 350V), Restore picture tube & check yoke plug for cracked solder joints.


IBM     8513-001    12" VGA

Problem: Dead or Intermitent Power

Solution: Reflow Power connector & crt socket.


Imtec


Imtec    1252-G    12" mono      FCC# A3L9QN1252G

Problem: No High Voltage

Solution: Replace IC301 (TDA1180P)


Imtec    1252-G    12" mono      FCC# A3L9QN1252G

Problem: No Video

Solution: Replace C522 (47uf 10V), IC501 (DM7406N)


Imtec    1252-G    12" mono      FCC# A3L9QN1252G

Problem: Dim, Horzontal squished on left side.

Solution: Replace C321 (4.7uf 50V), C402 (1uf 250V), C422 (220uf 25V), C522 (47uf 10V).


Imtec    1457W    12" MDA    FCC# A3L9QNGSJ

Problem: No Video

Solution: Replace C612 (470uf 25V), C613 (47uf 160V), C610 (100uf 25V)


Insync


Insync    1428NI    14"SVGA    FCC# ARSCM8200

Problem: Power cycling

Solution: Replace Q405(BU2520DF), C433 (4.7uf 350V), C415 (10uf 160V)


Intergraph


Intergraph    MDSP1260A    20" Fixed Rate Monitor

Problem: Dead

Solution: Replace High voltage power supply (Rantec CDF-27-01) (Rantec Inc. 1-805-528-5858) Monitor sync's on 31.5 Khz Horz. & 76 Hz Vert. The power supply is a epoxy sealed unit.


Kanaka


Kanaka GV-1484HMG    14" SVGA    FCC# HZ4GV-4148

Problem: Dead

Solution: Replace D101 (1N5406), F101 (3.15 amp GMA)


KLH


KLH    MN275-1    14" VGA    FCC# C5F7NF13CM16

Problem: Horz and Vert Sync problems cound not adjust for all freq.

Solution: Replace IC601 (74HCT86N)


Leading Technology


Leading Technology    1458V    14" VGA     FCC# A3L9QNCJ468

Prob. Vertical Collaspe

Solution: Replace IC401 (TDA2653A)


LEE Data


LEE Data     1191    12"mono Terminal

Problem: Dead

Solution: Replace 470uf 50v wired to rear side of power supply, C314, C315, C316, C317, C312, C303, C306, & fuse on main board.


Macintosh


Macintosh    Color Display    #M1212     14" SVGA (Macintosh)

Problem: Dead

Solution: Reflow power connector


MAG


MAG    DX15F    15" SVGA    FCC# IAWDX15F

Problem: Power Cycling

Solution: Replace D507 (BY329), D508 (31DF6), C531 (.47uf 50V)


MAG    DX15F    15" SVGA    FCC# IAWDX15F

Problem: No Video

Solution: Reflow CRT Connector


Mag    DX17T    17" SVGA    FCC# IAWDX1768SL

Problem: Power Cycling

Solution: Replace Q903 (D1651), Q906 (K526), ZD901 (12V 1/2 watt)


Mag    DX1795    17" SVGA     FCC#IAWDX17FG

Problem: Dead

Solution: Replace Q504 (C5048), Cracked solder joints on flyback and horz section.


Mag    MX15H    15" SVGA    FCC# IAW15F

Problem: Power Cycling

Solution: Replace Q503 (C3886A)


Magitronic


Magitronic    C-SV1428A    14" SVGA     FCC# H4ICM14003

Problem: Dead

Solution: Replace D801(LT2A006), F801 (4amp GMA), C818,C820 (47uf 250V), C823 (470uf 16V)


Magnavox


Magnavox     Magnascan/20     20CM64 BE01     20" SVGA     FCC#A3KM020

Problem: No High Voltage

Solution: Replace 7605 (BU2525A), 7615 (BUV28A)


Magnavox     Magnascan/20     20CM64 BE01     20" SVGA     FCC#A3KM020

Problem: Power Cycling

Solution: Replace 7605 (BU2525A), 7615 (BUV28A), 2608 (10uf 100V), 2628 (1.0K 100mpp Mylar Cap),    5604 Coil Burnt up (71300)?

Magnavox    CM2099JS01    14" SVGA     FCC# A3KM043

Problem: Dead

Solution: Reflow 7153 Trans Located on Back Metal Plate.


Memorex


Memorex    1191E    14" mono terminal

Problem: Horz. Linearity

Solution: Replace C315 (1uf 50V), C316 & C317 (4.7uf 100V), C312 (1uf 50V), C303 (4.7uf 50V), C300 (470uf 25V)


Memorex    1191E2    14" Mono Terminal

Problem: Vertical Foldover on top

Solution: Replace C206 (100uf 25V), C306 (470uf 16V).


Memorex     1192F  12" Mono Terminal

Problem: Screeching from power transformer.

Solution: Replace 2143 (47uf 35V), 2116 (22uf 50V), 2436 (10uf 160V) 2444(220uf 16V)


Memorex    2178/2191    12' Mono Terminal

Problem: Shakes - screen distorted

Solution: Check all eletrolytic caps on main board and power supply board (sometimes there all bad) Also you may have to break pots loose so they make good connection.


Memorex    2179-1    Color Terminal

Problem: Vertical foldover on top

Solution: Replace C412 (4.7uf 160V) C413 (47uf 25V)


Microscan


Microscan     LM-1448    14" SVGA     FCC# BR8LM-1448N

Problem: Vertical foldover on bottom- Collapse on top half

Solution: Reflow U601 Vertical IC (TDA4866)


Microscan    4V    LM-1564    15" SVGA    FCC# BR8LM-1564

Problem: No Video in 640 x 480 or below

Solution: Replace IC's on IC101 board, IC103 (SN74LS08N), IC104 (SN74LS86AN), IC105 (TDA8444P)


Micro Q


Micro Q     Q1460    14" SVGA

Problem: Shrinks, Shakes, Vades Out

Solution: Reflow CRT and Heater Path


Mitsuba


Mitsuba    E462D    14" SVGA    FCC# GKR462D

Problem: Video Goes blank after warm up

Solution: Reflow CRT Board Connectors, C528


Mitsubishi


Mitsubishi    AUM-1381A    14" SVGA     FCC# BGB9JBAUM-1381A

Problem: Dead

Solution: Replace Q902 (C2236), F901 (3.15 amp GMA).


Mitsubishi     Diamond Scan   17FS #FFY7705SKTK      17" SVGA

Problem: Dead

Solution: Replace Q503, Q534


Mitsubishi    Diamond Scan    HL6605TK     15" SVGA

Problem: No High Voltage

Solution: Replace Q411 (2SD921), Q507 (C3688)


Mitsubishi    HL6905ATK    20" SVGA

Problem: Dead

Solution: Reflow all boards-cracked solder joints everywhere!!!


Mitsubishi    HL6935ATK    20" SVGA

Problem: Intermitently shuts down.

Solution: Reflow all Boards


NCR


NCR    0271    14" SVGA    FCC# H4ICM15001

Problem: Power Cycling

Solution: Replace Q406 (C4747), C427 (22uf 50V)


NEC


NEC    JC-1404HMA-2    FCC# A3DJC-1404HMA

Problem: Tries to come up then dies

Solution: Check all caps on secondary side on power supply board.


NEC     JC-1431VMA    14" SVGA

Problem: No high voltage

Solution: Replace Q403 (C3893A), Q405 (B1375)


NEC     Multisync 2V    JC-1432VMA     14" SVGA    FCC#E80TE1466

Problem: Dead - Smoking

Solution: Replace R980 (1.5 ohm 2watt), R981 (10K ohm 1/4 watt)


NEC    JC-1601VMA    16" SVGA

Problem: Dead

Solution: Replace Q560 (C3688), Q5P0 (K758) Can Substitute IRF740 or IRF840 for K758


NEC    JC-1601VMA    16" SVGA

Problem: Dead

Solution: Replace F601 (6.3 amp) , TH601 Posistor


NEC     JC-1734VMA     17" SVGA

Problem: Blurry - If adjusted, will blur again after a couple of hours.

Solution: Replace Flyback (4710-5698)


Optiquest


Optiquest    7031    14" SVGA    FCC# FVI7031

Problem: Dead

Solution: Replace D701 (RG2K), Flyback (19.70006.001)


Orchestra


Orchestra      Trumphet    14" SVGA     FCC# EVOKD- 1450G

Problem: Left side of screen fades to purple

Solution: Replace C624, C625, C626 (1uf 160V), C623, C634, C629 (1uf 50V)


Packard Bell


Packard Bell    1010    14" SVGA     FCC# DK4M1448

Problem: No Video

Solution: Replace C128 (100uf 160V), C319 (22uf 25V)


Packard Bell    1020    14" SVGA     FCC#BJMCM14UH

Problem: Tries to come up and dies.

Solution: Replace C430 (10uf 250V Cap)


Packard Bell    1272A     12" MDA

Problem: Dead

Solution: Replace D601


Packard Bell     1401S    14" SVGA      FCC#BEJCP400

Problem: Vertical Collapse

Solution: Replace IC601 (TDA4865), R612 (10ohm 1/2 watt).


Packard Bell     1402S    14" SVGA     FCC#BJMCM14SP

Problem: Dead - Have Power Light

Solution: Replace I201 (74LS86P)


Packard Bell     1402S    14" SVGA     FCC#BJMCM14SP

Problem: Cant adjust pincushion

Solution: Replace Q405 (B1375)


Packard Bell    1402S    14" SVGA     FCC#H4ICM14012

Problem: No Video

Solution: Replace C812 (47uf 160V)


Packard Bell    1412SL    14" SVGA     FCC# BJMCM14UP

Problem: Squeals - Sounds like something is shorting

Solution: Reflow C416, Yoke plug, CRT board. Check for cracked solder joints everywhere.


Packard Bell    1511SL    15" SVGA

Problem: Near Horz. Collapse - cannot adjust

Solution: Replace R448, Reflow Q405


Packard Bell    2020    14" SVGA     FCC# DK42020

Problem: No Video - Orange Light

Solution: Reflow D307 on heat sink next to horz. output.


Packard Bell     A940-A10A    14" SVGA     FCC#FOD6028AI0

Problem: No Red

Solution: Replace I501 (LM1203AN)

Note: This is an all in one computer and monitor.


Packard Bell    PB8528SVG    14"  SVGA

Problem: Dead

Solution: Reflow Power Connector - Reflow CRT Board


Packard Bell    PB8531V    14" VGA     FCC# A3L9QNCJ468

Problem: Vertical Foldover

Solution: Replace C408 (100uf 35V)


Packard Bell    PB8531V    14" VGA     FCC# A3L9QNCJ468

Problem: Dead

Solution: Replace power switch.


Packard Bell    PB8537SVGA    14" SVGA     FCC# BEJCQ452B

Problem: Dead

Sol. Replace F901 (2 amp GMA), TH901 Posistor


Packard Bell    PB8538SVGA    14" VGA

Problem: Lose Video after warmup.

Solution. Reflow Heater connection on CRT board


Packard Bell    PB8538SVGA    14" VGA

Problem: Shakes

Solution: Reflow CRT Board and Yoke Plug


Packard Bell    PB8541VG    14" VGA

Problem: Dead

Solution: Replace IC901 (STR53041), R902 (3.3 ohm 7 watt)


Packard Bell    PB8548SVGL    14" SVGA     FCC#BJMCM14BA

Problem: No power - If you push button repeatedly it will come up but shakes horzontaly

Solution: Replace Q405 (B1375), Q403 (C3893A)


Philips


Philips    1436LE GY01    14" SVGA

Problem: Vertical Folder Over

Solution: Replace Cap 2514 (4700uf 25V)


Princeton


Princeton    Ultra 17    17" SVGA     FCC#IAWDX17F

Problem: Power Cycling

Solution: Replace L105 (T*1-281-103-*)"available from CCS" ,Q109 (C5048), C123 & C120 (1uf 50V), Q116 (IRF740) also check R177 (1 ohm 2 watt) & D116.


Proview


Proview Multisystems    PV-7721M    17" SVGA     FCC# IJEPV-7721M

Problem: Power Cycling

Solution: Replace Q615 (C5251)


Proview Multisystems    PV-7721M    17" SVGA     FCC# IJEPV-7721M

Problem: Dead

Solution: Replace IC502 (KA3842B)


Qume


Qume 101+    12" Mono Terminal

Problem: Vertical expanded when cold - Returns to normal when it warms up

Solution: Replace C104 (1uf 50V NP)


Qume 101+    12" Mono Terminal

Problem: Dead

Solution: Replace Power Transformer.


Qume 101+    12" Mono Terminal

Problem: Bad Horz Phase

Solution: Replace C104 (1uf 50V HFNP)

Raster Ops


Raster Ops    CM2085MU    20" SVGA Multisync

Problem: Shakes

Solution: Replace C633 (10uf 50V), C617 (33uf 16V), C727 (1uf 50V), C772 (1uf 160V), C744 (22uf 160V), C743 (10uf 50V), C781 (22uf 160V), C761 (4.7uf 200V)


Relisys


Relisys    RM9505    12" MONO VGA     FCC#  J4RTMM14V

Problem: Dead

Solution: Replace D802 (1N4007), F801 (2 amp GMA).


Royal


Royal    CM-1469    14" SVGA    FCC# HSUTRLCM-1469

Problem: Line in screen

Solution: Cracked solder joints in vertical section and crt board.


Samsung


Samsung    CQA4147    14" SVGA     FCC# CSYSC-428PS

Problem: Horz width narrow- Pincushioned and can't adjust

Solution: Reflow  Q406 - hard to see


Samsung    CST7687L    14" VGA

Problem: Power Cycling

Solution: Replace Q407 (IRF740), Q406 (VN0606M), D406 (UF5404)


Samsung    CVM4967T    14" VGA     FCC# A3LCVT485

Problem: Pincushion cant be adjusted

Solution: Replace C207(.47uf 50V), IC202 LM358


Samsung    CVM4967T    14" VGA     FCC# A3LCVT485

Problem: Vertical Collapse

Solution: Replace IC301 (LA7831), C301 (330uf 25V), C316 (1uf 50V), C303 (100uf 35V)


Samsung    CVM4967T    14" VGA     FCC# A3LCVT485

Problem: Bad vertical linearity

Solution: Replace C301 (330uf 25V), C303 (100uf 35V)


Samsung    CVM4967T    14" VGA     FCC# A3LCVT485

Problem: Dead

Solution: Reflow power switch (very common problem in this model)


Samsung    ML457    14" MonoVGA     FCC#A3LML457R

Problem: Dim - Vertical collaspe on top half.

Solution: Replace C517 (330uf 25V), Restore picture tube.


Samsung    ML4571    14" VGA

Problem: Dim Video

Solution: Replace C517 (330uf 25V)


Samtron


Samtron     SC-431V II    14" VGA     FCC# CSYSC-431VA

Problem: Dim

Solution: Replace C129 (100uf 16V)


Sherwood


Sherwood    6030ET    12" Mono Terminal

Problem: Smoking

Solution: Replace C416 (3.3uf 25V NP)


Socos


Socos    DCM-1458-E    14" SVGA     FCC# H79DCM-1458

Problem: No video - Arching surge supressor on crt board

Solution: Replace picture tube.


Socos    DCM-1488-E    14" SVGA     FCC# H79DCM-1488

Problem: Will not sync on 640 x 480

Solution: Replace IC303 (LM393AN)


Socos    DCM-1588VA E    15" SVGA     FCC# H79DCM-1588

Problem: Dead

Solution: Cracked solder joints and blown trace near near power connector off of FL01.


Sony


Sony Multiscan HG    CPD-1604S    16" SVGA

Problem: Pincushioning & Vertical Collapse after being on for a while

Solution: Reflow Main & CRT board.


Sony Multiscan HG    CPD-1730     17" SVGA

Problem: Picture to blue.

Solution: Replace IC502 (VPS07T)


Sony    CPD-1791    17" SVGA    FCC# AK8CPD1604S

Problem: Redish - Blurry Picture

Solution: Restore Picture Tube


Sunshine


Sunshine    CM-17C    17" SVGA

Problem: Power Cycling

Solution: Replace Q607 (IRF-740), Q410 (ECG 2354)


Sunshine    CM-17C    17" SVGA

Problem: Cannot adjust Horz. Width

Solution: Replace Q416 (D1138)


SuperMatch


SuperMatch    CDM-4710    17" ( MAC)

Problem: Intermitently power off

Solution: Reflow power supply board - reflow power switch wire connector.


SuperMatch    CDM-4710    17" ( MAC)

Problem: No high voltage

Solution: Replace Q302 (C3688), C332 (10uf 350V), C136 (1000uf 16V)


Super View


Super View    TE1564M    15" SVGA     FCC# E80TE1564

Problem: Power Cycling

Solution: Replace C529 (33uf 160V), Q513 (BU2525AF)


Tatung


Tatung    MM-1201    12" MDA

Problem: No High Voltage

Solution: Replace Q102 (BU806)


Tatung    CM-1498X    14" SVGA     FCC# BJM9UBCM3F15

Problem: Horz Collapse

Solution: Reflow yoke plug,


Textronix


Textronix    XP17    14" Color Terminal

Problem: Dead

Solution: Replace C4 (47uf 25V) on daughter Board in power supply.


Textronix    XP17    14" Color Terminal

Problem: Dead - Arching

Solution: Replace Flyback (7334021402207)


Textronix    XP17    14" Color Terminal

Problem: Color Bleeding "smearing"

Solution: Replace C238, C239, C240 (10uf 200V), C218 (10uf 50v)


Triad


Triad    210    12" Mono Terminal

Problem: Dead

Solution: Replace D102, R103, Check all caps on SMPS Board


Tystar


Tystar    TY-1764        17" SVGA   

Problem: Power Cycling

Solution: Replace C541 (220uf 250V), Small coil next to it, check all caps on secondary side of power supply.


Unisys


Unisys    7033    14" SVGA

Problem: Power cycling

Solution: Replace C609 (100uf 25V)


View Magic


View Magic    VC1024    14" SVGA

Problem: Dead

Solution: Reflow power switch.


ViewSonic


ViewSonic 1    7031    14" SVGA     FCC# FVI7031

Problem: No high voltage

Solution: Replace C321 (.68J 250V), Check Horz. Output


ViewSonic 4    TX-14H10PTK    14" SVGA     FCC# ACJ925121102

Problem: No High Voltage (Squeals)

Solution: Replace Q560 (D1849)


ViewSonic 6     TX-14H30PTK    14" SVGA

Problem: No high voltage

Solution: Replace D863 (HER103).


V-Tech


V-Tech    1076SV    14" SVGA    FCC# BEJCQ430A

Problem: Vertical Collapse

Solution: Reflow Yoke Plug


V-Tech    6448/41V    14" VGA    FCC# BEJCV432

Problem: Vertical Collapse

Solution: Reflow IC 601 "Vertical IC"


Wyse


Wyse    WY-30     12" Mono Terminal

Problem: No Communication

Solution: Replace U27 (MC1488N), U28 (MC1489N)


Wyse     WY-30    12" Mono Terminal

Problem: No Video

Solution: Replace C209 (220uf 35V)


Wyse    WY-50    12" Mono Terminal

Problem: Dead

Solution: Replace R105 (330K 1watt) on SMPS Board


Wyse    WY-50    12" Mono Terminal

Problem: Dead - Blows main fuse on back

Solution: Replace Q102 (C3150), Q101 (PN2222), Main fuse on back (2amp AGC) & Check all caps on SMPS Board.


Wyse    WY-50    12" Mono Terminal

Problem: Video fades after being on for a while

Solution: Replace C213 (10uf 100V)


Wyse    WY-50    12" Mono Terminal

Problem: Dead - Does not blow main fuse

Solution: Replace R101 (1.2 ohm 3 watt), Q102 (C3150), Q101 (PN2222), U103 (4N35), D102 (SB540) & check all electolytic caps on SMPS Board


Wyse    WY-60    12" Mono Terminal

Problem: Beeps - No Video - Drawing .44 amps of current

Solution: Replace C209 (220uf 35V), C212 (10uf 160V), D203 (1RBB10T)


Wyse    WY-60    12" Mono Terminal

Problem: Dead

Solution: Replace Q101 (C2979), Q102 (PN2222), R118 (3ohm 2 watt), C306 (22uf 25V), C309 (100uf 16V), C311 (100uf 16V), C209 (220uf 35V), C208 (470uf 16V), C202 (1uf 50V), Also be sure to check flyback.


Wyse    WY-60    12" Mono Terminal

Problem: Will only allow 2 keystrokes ( will beep but not show characters) Works in block mode.

Solution: Replace U25, U28 (1489N), U26, U27 (1488N)


Wyse    WY-60    12" Mono Terminal

Problem: Can't exit out of self test - never makes it to barpole part of test.

Solution: Replace  U25, U28 (1489N), U26, U27 (1488N)


Wyse    WY-60    12" Mono Terminal

Problem: Characters Garbled

Solution: Replace U15 & U16 (192017-02)


Wyse    WY-60    12" Mono Terminal

Problem: Dead

Solution: Replace R101 (330K 1/2 watt).


Wyse    WY-60    12" Mono Terminal

Problem: Vertical foldover at top of screen

Solution: Replace C309 & C311 (100uf 16V), C306 (22uf 25V), C403 (47uf 100V)


Wyse    WY-60    12" Mono Terminal

Problem: No High Voltage - Squeals

Solution: Replace Q202 (C2898), D203 (UF4007), C209 (220uf 35V), C203 (.015 J 400PP)


Wyse    WY-60    12" Mono Terminal

Problem: Will not go past first pattern in self test.

Solution: Replace U25 (MC1489N)


Wyse    WY-60    12" Mono Terminal

Problem: No video, no beep, no horz drive signal

Solution: Replace U7 (HY6264LP-12)


Wyse    WY-60    12" Mono Terminal

Problem: K Error

Solution: Turn unit on holding down the "G" key until unit beeps then repeat the process, this resets the non-volatile ram.


Wyse    WY-60    12" Mono Terminal

Problem: Dead

Solution: Replace Q202 (C2898)


Wyse    WY-65    12" Mono Terminal

Problem: Dead

Solution: Replace Q101 (SSS6N60A), R121 (5.1ohm 1 watt)


Xpro Systems


Xpro Systems    DCM-1488    14" SVGA     FCC# H79DCM-1488

Problem: No horz sync.

Solution: Replace IC303 (LM393N)


Xtron


Xtron    MF147    12" MDA    FCC# DVP7MHMF147

Problem: No High Voltage

Solution: Replace C105 (1uf 50V NP)


Xtron    MF147    12" MDA    FCC# DVP7MHMF147

Problem: Dead

Solution: Replace the 3 bipolar caps in horz section (1uf 50V BP), (3.3uf 50V BP), (6.8uf 50V BP)


 

Zenith


Zenith    ZCM-1390    14" SVGA     FCC#ATO9M7ICM1390

Problem: Shuts off after warmup

Solution: Cracked solder joints in power supply - reflow.


Zenith    ZCM-1490    14" VGA    FCC# ATO90CZM1490

Problem:  Video squished on both sides

Solution: Reflow C3005, C3007 also check for cracked solder joints.


Zenith    ZCM-1790    17" SVGA     FCC# ATODMS17A

Problem: No Power

Solution: Reflow Plug Connector on small board above main power supply board. Also remove top metal shield on bottom board "on the base of monitor" It shorts out monitor.