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Repair tips

Electronic appliance repair tips database - TV (LCD,TFT,Plasma,Digital), Monitor, VCR, DVD recorder and player, Digital camera, Audio equipment, Microwave ovens, Phone systems, Computer repair

MakeModelProblemSolutionDate
Found: 47
BlaupunktIS63-31No colIC 5080 TDA 4650 colour decoder faulty14-09-04
Bush1433 11AK20Blank screen with 3 lines top lh of screen then shuts down (Anti-theft password set)Enter correct password!14-09-04

Bush1433 11AK20Bright B pic with FB linesQ907 BF423 leaky or equiv in other col14-09-04
Bush1433 11AK20DeadR802 75k 2w o/c or R809 0R47 o/c14-09-04
Bush1433 11AK20Dead - internal fuse intactpower surge blown bridge rects - replace also safety res 2R2 5w14-09-04
Bush1433 11AK20Int dead or reverting to st/byDry joints IC802 reg & IC401 jungle chip (under IF shielding plate)14-09-04
Bush1433 11AK20LH side pic purple, RH side greenIC402 STV2180A faulty14-09-04
Bush1433 11AK20No pic - sound okLoptx arcing with C615 - LOPTx faulty14-09-04
Bush1433 11AK20No pic/sound - HT okD604 BA157 LOPTx sec s/c14-09-04
Bush1433 11AK20St/by onlyNo clock/data between IC502 EEPROM & Micro replace EEPROM pt no ALBA362162402014-09-04
Bush1433 11AK20Watery/rolling pic - may be intC407 47nF 50v vid coupling cap to IC401 pin 13 leaky14-09-04
Bush1433 11AK20D2Dead2R2 5w & 0R33 resistors off chopper trfmr blows at sw on - C814 220pF 1kv in psu pri s/c14-09-04
Bush1433 11AK20M-3Trips at sw onD604 200v rect s/c - fitted RGP15 in lieu14-09-04
Bush1433 11AK20SLED stays green (pic ok)Q803 BC547 st/by sw tr leaky14-09-04
Bush1433 11AK20SPoor video HF responseCheck R931, R932 & R933 150k on crt base14-09-04
Bush1433/1434/1435DeadQ801 chopper s/c, R809 surge lim o/c, also replace R804, 805 & IC80114-09-04
ITTCT3315 Pico SDark picture.270k resistor in 1st anode supply.14-09-04
SamsungC!3312ZField collapseR307 33k hi res14-09-04
SamsungC13312ZNO TUNING 0-30V LINE NOT VARYING05 ( 10K ) OPEN14-09-04
SamsungC13312ZVOLUME STUCK ( MAX ) OSD DOES CHANGER625 ( 10K ) OPEN14-09-04
SamsungCI 3312 CI5013HIGH HT ON B1 ( 125V ) LINE , CAUSING Q402 TO FAILCHECK R807 ( 11K ) PT No. Samsung 31018177113 - REASON : NO IP. ON PIN 3 IC801 FOR CONTROL AMP14-09-04
SamsungCI3312DeadC808 10µ 50v low cap, C817 100µ 25v low cap14-09-04

SamsungCI3312Loss of tuning memoryRIC02 PCD857214-09-04
SamsungCI3312NO LUMA OR VIDEO OVERLOAD USING AMIGA , CANNOT MODa ) FIT INSULATED LINK FROM PIN 20 TO 16 b ) FIT 3 X 47ohm 1/8w RES. SERIES WITH RGB I/Ps ON PINS 7 ( blue ) , 11 ( green ) ,14-09-04
SamsungCI3312NO SWITCHING CVBS-AV MONITOR VOLTS ON IC 201 TEA20CHECK RQ08 PIN 12 OF RIC0114-09-04
SamsungCI3312TUNING DRIFTR124 33k R116 , R126 120k14-09-04
SamsungCI3312Tuning driftCheck R124 33k, R116/RR26 120k in afc cct - should be 2.5v at pin 9 of micro RIC01 when afc locked14-09-04
SamsungCI3312TUNING INFO LOST ON CHANNEL CHANGE AND SET NEEDS RPCD8572 RIC02 US14-09-04
SamsungCI3312 CI5013 P58HIGH HT ON B1 ( 125V ) LINE , CAUSING Q402 TO FAILCHECK R807 ( 11K ) PT No. Samsung 31018177113 - REASON : NO IP. ON PIN 3 IC801 FOR CONTROL AMP14-09-04
SamsungCI3312 P58SLack of hieghtR302 ( 470K ) if ic ok14-09-04
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