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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: 71
Co-Op63 BushDead.4D14.14-09-04
FergusonTX91 Thomson 10MH73B 10MG73BdeadSMD TF21 near LOPTx not soldered in factory14-09-04

FergusonTX91 Thomson 10MH73B 10MG73Bdead on 12V supply (car supply)RD09, RD19 22R 0.5W fusible 14-09-04
GoodmansGTV69W3BLU4 11AK19proR629 value2R7 in 28" 4:3; 27R in 28" widescreen; 44R in 32" widescreen14-09-04
JVCAV-14FMG3BJVC Tv,Model AV-14FMG3B. Power is ok & the power led is light normal. but there is no any picture and sound. it is stuck in standby. the power led is light normal (red ), but the ontimer led (orange) is blinking up to the TV is off.Resold the vertical I/C. You have dry joints on that part. 29-06-05
JVCAV-14FMG3BJvc Tv,Model AV-14FMG3B. Power is ok & the power led is light normal. but there is no any picture and sound. it is stuck in standby. the power led is light normal (red ), but the ontimer led (orange) is blinking up to the TV is off. what can be the fault.Could you check if there is any voltage e.g. on the collector of the high voltage transistor? A blinking power-led, is usualy indicating a problem on the secundairy side of the power supply! So try to obtain a diagram and meassure these voltages. 02-07-05
MitsubishiCT2023BDead / int deadDry joints line dr tfmr & R58114-09-04
MitsubishiCT2223BFIELD BOUNCE or collapseC412 C413 330mfd14-09-04
SamsungCI3373 SCT13BDead - LED flashes every 2 secsDry joint coll LOPTr - not obvious to see14-09-04
SanyoCE21DN3BDead with led flashingR624 120k o/c also check R620 120k14-09-04
SanyoCE32WP3BSt/by only2632 BC556B in psu pri14-09-04
SharpDV5131 S3BInt won't come out of st/by with LED flashingR745 0R33 risen slightly - To adjust the B+ set R739 for 14 volts on D71214-09-04
SharpDV5131 S3BSt/by only ; 5v & 12v supplies not being sw on by Q703 & Q707Fusible R744 o/c - replacing it only restored 12v - check D732 & 733, one was nearly o/c14-09-04
SharpDV5131H S3BInt blows Q702 chopper tr MJF18006 % mains fuseReplace the chopper transformer (T701 type HR290N) with an HR9433 and fit MJF18008 14-09-04
SharpDV5131H S3B chassisTripping - LOPTr Q603 goes s/c periodicallyReplace with 2SD1556, replace FB601 with coil pt no VP-CF1ROK0000 & add 1k8 1w in series with R60014-09-04
SharpDV5150 S3BField top stretchedC712 100µ 35v in 24v supply14-09-04
SharpS3Bflickering picBY299 D713 high fwd res14-09-04
SharpS3Blow contrast with flashesBF421 tr on crt base (auto grey scale)14-09-04
SharpS3Bno pic - rushing noise from spkr9.5v supply missing - R745 0R33 o/c14-09-04
SharpS3BQ603 lop tr 2SD1554 s/cevidence of overheating - check drive wfm - if low change D601, 603 & 607 1N400414-09-04
SharpS3B DV5131Hcoloured lines on topC712 100uF 35V14-09-04
SonyBE-3Bint no chan change & sounddry joints IC001, 002, RA2, 314-09-04

SonyBE-3Black of width - no EWcct prot PS801 ICPF10 o/c14-09-04
SonyBE-3B KV25T1Udead, no start upR600 39k 5W in PSU (1-216-490-11)14-09-04
SonyBE-3B KVX2102Udead, no start upR600 39k 5W in PSU (1-216-490-11)14-09-04
SonyBE-3B KVX2182Udrop-out on one audio channel, may loose one channel completelystereo decoder IC201 TDA2822M (875950221)14-09-04
SonyBE-3B KVX2582Uint crackling with stereo graphics switching between mute and stereo symbolsNICAM Xtal X1101 8.192MHz on A PCB14-09-04
SonyBE-3B KVX2582Uint operation from remoteSMD resitor pack RA2 near Micro is faulty (123341511)14-09-04
SonyBE-3B KVX2902UE-W errorIC protector in the collector of E-W transistor14-09-04
SonyBE-3B KVX2902Uno E-W correctionCP801 N1014-09-04
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