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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: 43
Bush2163NTXAInt soundcaused by bad joints UL302 coill near TDA2546 on Nicam pcb14-09-04
Bush2850NTXADead with squegging noise from speakerCry joints C307 in line stage & field coll then visible, TDA8170 & R408 0R2214-09-04

Bush2850NTXAE-W faultyT302 (BC547) S/C and T303 (BC557) leaky.14-09-04
Bush2850NTXAField collapseTDA8170 & R408 0R2214-09-04
Bush2857NTXADull picR433 180k in beam lim14-09-04
Bush2857NTXAHigh htC910 47µ & C908 10µ14-09-04
Bush2857NTXATuner driftbecause AFC link had been connected to tuner (not req) AFC volts goes to micro instead14-09-04
Matsui1436XABright white raster at sw on gradually improving as set warmed up to a picTA8691N multi function chip14-09-04
Matsui1436XACuts out aft a couple of mins - ht presentX ray prot operating due to R492 5k6 hi res14-09-04
Matsui1436XADeadSt/by trfrmr o/c winding - pt no 55840060114-09-04
Matsui1436XADeadR652 390k o/c14-09-04
Matsui1436XADeadSt/by Trfmr o/c pri14-09-04
Matsui1436XADead - no relay operationFU211 160mA fuse in st/by relay control cct o/c14-09-04
Matsui1436XADead - won't start upReplaced R651 & 653 - C655 s/c & R652 o/c14-09-04
Matsui1436XAField collapseC706 dry14-09-04
Matsui1436XAField collapseCheck service switch14-09-04
Matsui1436XAField collapseDry joint C706 or R608 safety res o/c & change Q60114-09-04
Matsui1436XAField collapseR602 dry joint14-09-04
Matsui1436XAField jitterVR702 int14-09-04
Matsui1436XAField twitchVR702 in field timebase int14-09-04
Matsui1436XAGoes dark with folded line scan when heatedLOPTr leaky14-09-04
Matsui1436XAInt dark pic with no col or sound with flaringbrown glue (becoming conductive) on print side of the TA7698AP near pin 1 & 42 holding ceramic cap. Removing glue cleared fault 14-09-04

Matsui1436XAInt field or line problemsCheck rivets for being loose on presets14-09-04
Matsui1436XALine lock weakR491 47k14-09-04
Matsui1436XALine tearing after warm up periodHeating/cooling IC301 TA7698AP altered this - chip faulty14-09-04
Matsui1436XANo colour - may be intC318 2µ2 50v14-09-04
Matsui1436XANo greenR505 3k3 flashover prot res hi res14-09-04
Matsui1436XANo or low line driveCheck R756 0R5 in base LOPTr14-09-04
Matsui1436XANo pic - no line O/PLine dr trfrmr o/c14-09-04
Matsui1436XANo soundD601 1N4003 14v rect14-09-04
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