| Marca | Modelo (Chassis) | Sintoma | Causa | Solução | Por: |
|---|---|---|---|---|---|
| Samsung | CI5944 etc | Field collapse - partial or total | TDA8350Q 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) | ||
| Samsung | CI5944 | Field problems | Mod kit available from CHS (MODKIT10) incs mod sheet | ||
| Samsung | CI593CN3X S51A | Service mode access | Press St/by, display, menu, mute & power on in sequence, then go to st/by to leave serv mode | ||
| Samsung | CI593CN3X S51A | No sound/pic - snowy pic/sound available thro' scart o/p | IC902 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 | ||
| Samsung | CI593CN SCT12B | Stuck in standby, 5V supply to Micro IC901 pin 34 is low | Replace Micro Z8933212PSC-R3593 , part number AA13-30018K ( 30UKP+VAT ) | ||
| Samsung | CI593CN SCT12B | No pic - sound ok | Replace IC201 TDA8375/N3 | ||
| Samsung | CI593CN S51A | Dead with LED lit green - no line drive | C407 1nF 2kv leaky (next to LOPTr heatsink) | ||
| Samsung | CI593CN S51A | Dead | C807 2n2 800v burnt, IC801 pt no 1203-001482 faulty | ||
| Samsung | CI593CN | Various inc vol varies, chan counts up/down | Front controls varying in resistance | ||
| Samsung | CI5937AN Z68 | Pic slow to appear with lack of width & jagged verts | Also arcing noise from LOPTx - HT smoother C828 470µ 250v faulty | ||
| Samsung | CI5937AN | St/by only | Micro not giving power on signal. Front panel faulty (works by R/C when dis'd) - NLA | ||
| Samsung | CI5937AN | SET WHINES NO PICTURE OR SOUND | D808 170v OVERVOLTS ZENER SC PC801 OPTOCOUPLER DRY JOINTED | ||
| Samsung | CI5937AN | Dead except for squeal from psu | All sec supplies low - 32v line has a low res reading - audio o/p chip TDA2161 s/c at supply pin 7 | ||
| Samsung | CI5937AN | Dead & whining - D808 R2K 170v overvolt diode s/c | Optocoupler PC801 dry joint pin 2 - causing no fback or HT reg | ||
| Samsung | CI5937AN | dead | TDA2616A audio o/p chip s/c |