Samsung TV Repair: Common Faults and Solutions.


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Search: Samsung
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Samsung Repair Guide: Common Issues and Fixes

Brand Model Fault Detailed Problem Solution By
SAMSUNGCI5944 SCT12B
Field & e/w problemsIc301 fails - seme supply kit rk12
SAMSUNGCI5944 ETC
Field collapse - partial or totalTda8350q ic301 - replace ic301 (version 6 supplied with kit) check r307,r409,& r412 fit the following additional protection components: add: diode type ma2560 from v1 to ground. (vi is the scan coil connection) add 470nf capacitor in parallel with this diode. add 1r2 0.5 w resistor in series with l301. change l301 to 10uh. add 1n4004/7 diode, anode to pin 9 of ic, cathode to r307, (supply side, not ic side pin 8) add diode type mtz15c cathode to pin 3 anode to ground.(across c303)
SAMSUNGCI5944
Field problemsMod kit available from chs (modkit10) incs mod sheet
SAMSUNGCI593CN3X S51A
Service mode accessPress st/by, display, menu, mute & power on in sequence, then go to st/by to leave serv mode
SAMSUNGCI593CN3X S51A
No sound/pic - snowy pic/sound available thro' scart o/pIc902 24w16 eeprom faulty. samsung's replacement 24c16 is set on ck tuning system & needs resetting to ci (uk version) enter serv mode/reset mode to do this or no sound will be present
SAMSUNGCI593CN SCT12B
Stuck in standby, 5v supply to micro ic901 pin 34 is lowReplace micro z8933212psc-r3593 , part number aa13-30018k ( 30ukp+vat )
SAMSUNGCI593CN SCT12B
No picture - sound okReplace ic201 tda8375/n3
SAMSUNGCI593CN S51A
Dead with led lit green - no line driveC407 1nf 2kv leaky (next to loptr heatsink)
SAMSUNGCI593CN S51A
DeadC807 2n2 800v burnt, ic801 pt no 1203-001482 faulty
SAMSUNGCI593CN
Various inc vol varies, chan counts up/downFront controls varying in resistance
SAMSUNGCI5937AN Z68
Pic slow to appear with lack of width & jagged vertsAlso arcing noise from loptx - ht smoother c828 470µ 250v faulty
SAMSUNGCI5937AN
St/by onlyMicro not giving power on signal. front panel faulty (works by r/c when dis'd) - nla
SAMSUNGCI5937AN
Set whines no picture or soundD808 170v overvolts zener sc pc801 optocoupler dry jointed
SAMSUNGCI5937AN
Dead except for squeal from psuAll sec supplies low - 32v line has a low res reading - audio o/p chip tda2161 s/c at supply pin 7
SAMSUNGCI5937AN
Dead & whining - d808 r2k 170v overvolt diode s/cOptocoupler pc801 dry joint pin 2 - causing no fback or ht reg
SAMSUNGCI5937AN
DeadTda2616a audio o/p chip s/c
SAMSUNGCI5913W
No picture - sound okWhen a1 advanced dim, wide pic seen. ht correct but had noise superimposed on it. c41 4µ7 400v u/s
SAMSUNGCI5913W
Excess width & no e-w corrC416 2µ2 250v in anti breathing cct
SAMSUNGCI5913 U88
High frequency vibration noise fbt vibration , andReplace fbt ( 3 hole fixing type ) , bond r414 ,
SAMSUNGCI5913 CI6813 U88
Failure of c560 ( 2.2mfd / 250v ) crt base.Replace c410 to new type and cay out mod