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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: 22
B & O3707Int trip at sw onC26 22µ o/c14-09-04
GrundigTVR3700No pic - sound okNo line timebase - fusible R3584 o/c14-09-04

MitsubishiCT3701TXDeadHT rect D916 s/c BY399 a good substitute14-09-04
MitsubishiCT3701TXDead & trippingDry joint on 47µ 200v cap in HT rail14-09-04
MitsubishiCT3703STXDead - LOPTr s/cLOPTr 2SD1879 replaced & C908 10µ 100v, C909 47µ 50v14-09-04
MitsubishiCT3703STXE/W & widthCHECK R5005 / R5006 FOR DRY JOINTS14-09-04
MitsubishiCT3703STXNo pic - ok thro' scartCheck for dry joints in IF can14-09-04
SharpC3702HWeak drive either RGBCheck D807 D808 D809 & TDA356614-09-04
SharpC3703HDead fuse intact no output PSUSTR40090 u/s14-09-04
SharpC3703Hdist sound & int on chan change - no vol controlT301 sound discrim coil faulty - set up with can fitted14-09-04
SharpC3703H 7PSDead - no o/p from psuSTR40090 psu chopper chip14-09-04
SharpC3705HDNo pic - interrference only - sound okLike white tadpoles - IF module RUNTK0065CEN114-09-04
SharpC3705HDNo signals or tuning volts at tunerCrack in print between R1016 & R209 on edge of pcb14-09-04
SharpC3705HDSt/by onlyMains relay terminal dry joints - take out of st/by with r/c14-09-04
SharpCV3707HD 5PSR1St/by only - psu o/ps correctNo line drive to Q601 as Q605 sw off by micro. By operating switch SI011 set works without man or R/C. Micro IX0714CE faulty14-09-04
SharpCV3707HD 5PSR1STUCK IN STBY NO LINE DRIVE DUE TO Q605 BEING TOLPRESS SWITCH S1011 IF SET STARTS LOPT STAGE OK .14-09-04
SharpDV3705HNO OPERATIONNVM CORUPT , REPLACE D710 WITH NEW TYPE DIODE , D710 - 1N4937 Sharp- RHDX0507BMZZ , CAPACITOR 10nF 50v - VCKZPA1HF103Z14-09-04
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
TelefunkenMP370BWhite raster with fb linesRP55 47R in front of LOPTx14-09-04
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