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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: 17
B & O7700No colour - ok on TxtNo 11.8v - 3C1 22µ 25v s/c14-09-04
B & OBeovision 8802 Type 7001Blank raster, no sound, OSD OKR1 1,5Ohm o/c, TR1-TR2 BC 338-25 o/c, D1 13V Zener s/c 14-09-04

B & OMX7000Dead - trippingDry joint capacitor adj to J9 in chopper ctl14-09-04
DualTU7004Dead - may be tripping.SMPS IC TDA4605-214-09-04
GrundigGSC700Int smeary flat picture.Luma delay line leaky.14-09-04
GrundigMW82-2700 CUC2058Dead - pri volts onlyR60002 (680K 1W) was O/C situated just behind the switch mode MOSFET on the primary side.14-09-04
GrundigTVR3700No pic - sound okNo line timebase - fusible R3584 o/c14-09-04
HitachiCMT2700loss of field sync10µ cap on NTSC subpanel14-09-04
OrionTV700BR CTN-AATripping with LED flashing in timeFit dummy load to HT supply - removing pin 1 LOPTX gave 101v - LOPTx u/s - grey type Part Number OR312813820411available from CPC @?21 +vat14-09-04
Proline2700DEAD , P.SUPPLY OK.CHECK S COECTION CAP O.33 - 250v14-09-04
ProlineNV2700BLOWS FIELD CHIP AND 2R2CHECK 100mfd C306 ( ON LOPT SIDE OF HEAT SINK )14-09-04
RoadstarTVM70034Loss of tuning or tuner driftC107 0µ01 leaky14-09-04
SharpVT3700No sound/pic - tape stuck inR761 1R fusible o/c, Zener D757 15v s/c, L752 o/c & check ck caps in psu14-09-04
SharpVT3700HOff tune on timer recsVT supply to tuner rises when tV in st/by - IC005 33v stab RH-IZ0249CEZZJ14-09-04
SharpVT3700HSt/by onlyL752 burnt up - replace all smis in the line concerned14-09-04
SharpVT3700HWon't tune.IC1005 , R760 IC1005 Sharp RH-IX0249CEZZ R760 220ohm , Sharp VRG-RF2EB221J14-09-04
TelefunkenICC7 MR700RL26 1k 1w overheatedLL26 in parallel was o/c14-09-04
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