datasheet,schematic,electronic components, service manual,repairs,tv,monitor,service menu,pcb design
Schematics 4 Free		Service manuals, schematics, documentation, programs, electronics, hobby ....


◦ register ◦ send pass
Bulgarian - schematics repairs service manuals SearchBrowseUploadWanted

DatasheetsChassis2modelRepair tipsFulltext searchCables & Connectors
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: 64
AiwaVXT1000 Mk2DeadHt ok at 120v - ICP1 o/c14-09-04
AiwaVXT1000 Mk2DeadSTK7348 s/c pins 3 & 7, also R103 1R5 3W o/c, R104 27R 3w, R105 1k 1/2w & C90 1µ 50v14-09-04

AiwaVXT1000 Mk2Dead - no line driveD7 9v1 zener & C105 330µ 16v both s/c14-09-04
AiwaVXT1000 Mk2Failure of IC STK7348 in tv psuReplace:R102. 33ohmlW Part No S5 34A 330 000 R104 27ohm 3W Part No Sl 330 703 000(6.25UKP) RlOl 33ohm7W Part No Sl 330 862 000(8.37UKP) Also please check and if necessary replace:R103(3.76UKP) R105 Replace as required. R109(4.00UKP) NOTE: Do not replace IC on its own.<<14-09-04
AiwaVXT1000Mk2DeadSTK7348 psu chip & C88 0.0033pf 2kv14-09-04
AiwaVXT1000Mk2Dead TV sect - vcr sect okC88 0.0033µ 1kv burnt; STK7348 psu chip s/c; R109 3R9 7w o/c14-09-04
AiwaVXT1000Mk2No pic sound okC88 3n3 1kv burnt14-09-04
BPL9002ECR Mk2Dead - caps in psu sec had blown upHi HT - change Q511 2SA1015 , R552 91k, R555 47k & opto coupler14-09-04
FergusonTX9 Mk2Sound no Picture - blank rast/fly back A 1 upR147 ( 4.7k ) , W57 , WT57 ( BC337 )14-09-04
GECC2233H 20AX Mk2Bright raster.R281 ( 82k ) o/c.14-09-04
GECC2233H 20AX Mk2Dead.D503 s/c , R503 o/c.14-09-04
GECC2233H 20AX Mk2Raster - flyback lines & excessive brightnessR281 ( 82k ) o/c.14-09-04
GECNP84 Mk2Int no colour.C527.14-09-04
HitachiCPT2158 NP85CQMk2Poor pic - dark & streakyZD801 3v3 zener on crt base leaky14-09-04
HitachiG7P Mk2Blank white raster.C711 dry jointed by LOPTX.14-09-04
HitachiG7P Mk2buzz on sound - flat picvid det coil L20214-09-04
HitachiG7P Mk2DeadTDA4601 chopper chip - also replace C914/5/6/714-09-04
HitachiG7P Mk2Dead - HT highX ray prot operating due to R716 51k res dry jointed14-09-04
HitachiG7P Mk2Dead R901 3R9 7w surge lim res o/cC919 4n71kv leaky & check C928 2n2 2kv14-09-04
HitachiG7P Mk2Dead with only 33v HT at LOPtrC909 150µ 400v mains smoothing cap o/c14-09-04
HitachiG7P Mk2Field bounce or st/by onlyIC703 MC7809 9v reg dry jointed or faulty14-09-04
HitachiG7P Mk2FOP chip has short lifeCheck HT is not too high - if so U know what to do!14-09-04

HitachiG7P Mk2Goes off aft half an hourDry joints C711 47µ 200v14-09-04
HitachiG7P Mk2Green raster with flyback linesR808 22k ?w o/c14-09-04
HitachiG7P Mk2grey raster with fb linesC711 47µ 200v bulging & faulty by LOPTx14-09-04
HitachiG7P Mk2int pic size/htC906 4µ7 250v14-09-04
HitachiG7P Mk2Mass of lines at centre of screenComes/goes with board flex - C702 dry joints - near IC701 FOP chip14-09-04
HitachiG7P Mk2NO GOR920 100k OC14-09-04
HitachiG7P Mk2no sound or pic - ht okfield collapse. No 9v to field chip as MC7809 IC703 o/c14-09-04
HitachiG7P Mk2No start upC911 82pf across pins 2 & 3 TDA4601 psu chip14-09-04
page: 1 2 3
 FB -  Links -  Info / Contacts -  Forum -   Last SM download : Agilent HP 4142B Operation with Plug-Ins

script execution: 0.08 s