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: 70
FergusonA36RWidth intDry joints cap CP1814-09-04
GrundigA3106No luminance.Dirty contact on pin 11 of IC2594.14-09-04

MitsubishiCT21A3STXPattern obliterates sound/pic - ok via scartC9, 13, 21 & 26 0µ47 in IF unit14-09-04
MitsubishiCT21A3STXSOUND MUTES INTQ1A1 ON DET PCB Pt No 260P54305014-09-04
MitsubishiCT25A3STX`Dead & no st/by ledC906 10µ 50v hi esr, Q552 2SD1878 leaky - used 2SD1555 in lieu14-09-04
MitsubishiCT25A3STXDead - keeps blowing LOPTrsDry joint on wire link near LOPTr14-09-04
MitsubishiEuro 12 CT25A3STXNo Txt, Nicam & wide picIC702 EEPROM corrupted - check caps in pri C906/909 & sec of psu when resetting EEPROM14-09-04
NordMende3543A 3543APairs of lines on pictureIC TDA4610 .14-09-04
PanasonicAlpha 3AFTER 5mins PIC + SOUND DISAPPEARSTUCK IN RESET C1251 10nF14-09-04
PanasonicAlpha 3Black diagonal lines across pic - very intD329 zener diode was leaky MA4068 - stabilises supply to TDA4670 IC30214-09-04
PanasonicAlpha 3Bright flyback lines across top of screen - very intFit kit TZSEN001 consisting of replacement scan coil and FOP chip14-09-04
PanasonicAlpha 3Colour varies - blue content reduces - intC352 330pF ceramic cap decoupling Q366 emitter14-09-04
PanasonicAlpha 3Dark blank raster - no sound.C1251 ( 10nf ) leaky , main microcontroller & memory chips.14-09-04
PanasonicAlpha 3Dark blank raster with no sound or displayNo micro activity - dis serial & clock lines to Txt panel to elliminate this cct; set works when this was done - IC3507 was faulty (MAB8461PW13S)14-09-04
PanasonicAlpha 3Dark pic getting worse with timeQ355 2SC3311 on crt base leaky (black level ref)14-09-04
PanasonicAlpha 3Dead - blows R822 4R7 5W & R555 LOP fusibleLine drive wfm dist - C501 0µ1cap in line osc stage leaky14-09-04
PanasonicAlpha 3Dead - LOPTr leakyAlso check R567 1A fuse feeding LOP stage for o/c14-09-04
PanasonicAlpha 3Dead - R555 fusible res o/c in LOP stage feedLOPTx14-09-04
PanasonicAlpha 3DEAD APART FROM BUZZING NOISER555 FUSIBLE RESISTOR OC IF EHT TOO HIGH AFTER REPLACING SUSPECT LOPT14-09-04
PanasonicAlpha 3Dead with LED flickering at sw onQ823 conducting as opto was turned on; Q825 was sw on because C822 0µ01 ceramic cap leaky14-09-04
PanasonicAlpha 3Dead.R555 HT feed o/c.14-09-04
PanasonicAlpha 3E-W bowing with no control effectCheck TDA8145 IC701 & R708 & L701 also 0µ01 50v decoupling cap to pin 1 IC70114-09-04

PanasonicAlpha 3Fault Notes: Panasonic Alpha 3 ChassisSee TV Mag July 199414-09-04
PanasonicAlpha 3Field collapseC400 10n 50v connected to pin 2 TDA2579A tbase chip14-09-04
PanasonicAlpha 3Goes dark with no sound when heatedC1251 10nF was leaky in micro reset cct14-09-04
PanasonicAlpha 3Goes off aft 3 hours - flashes & shuts downCheck heatsink clip on IC89114-09-04
PanasonicAlpha 3GREEN AND RED "GLITCHES" ACROSS SCREEN , TEXT DISPC649 ( 120pf ) PIN 3 IC302 PIC TRANSIENT14-09-04
PanasonicAlpha 3INT DIAGONAL BLACK/WHITE STRIPESD329 ZENER Pt No MA406814-09-04
PanasonicAlpha 3Int loss of sound & picDry joints prescaler chip inside tuner14-09-04
PanasonicAlpha 3INT LOSS OF TUNINGDRY JOINTS ON PRESCALER IC IN TUNER14-09-04
page: 1 2 3
 FB -  Links -  Info / Contacts -  Forum -   Last SM download : Sanwa 380-CE

script execution: 0.08 s