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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: 106
AmstradCTV2210deadQ501 chopper tr s/c, C853 1µ 160v blown up, No line osc - LA7800 chip faulty14-09-04
AmstradCTV2210Dead - blown fuse.R814 ( 27ohm ) line o/p & chopper transistor , C845 ( 4.7uf )14-09-04

AmstradCTV2210dead - whistles at sw on then tripsHT low at 100v then trips - ok on dummy load, D806 on lopt sec s/c used RGP10M14-09-04
AmstradCTV2210Dead.R814 ( 27ohm , 20w ) , fuse , chopper tran , C845 4.7uf14-09-04
AmstradCTV2210Dead.R501 ( 5.6ohm 5W ) o/c.14-09-04
AmstradCTV2210Dist soundR313 Q301 feed res o/c14-09-04
AmstradCTV2210Low & distorted sound.R313 ( 100ohm ) o/c.14-09-04
AmstradCTV2210Set Stuck in StBy will start but goes into StByCheck ZD403 in field stage R435 ( 5.6ohm ) C409 & C41014-09-04
AmstradCTV2210Tripping.C845 ( 4.7u f , 250v ) s/c.14-09-04
Beko11221TDeadpsu working - no line drive - line dr tfmr 14-09-04
Beko15221NXPic fadesD1209 on crt base leaky14-09-04
Beko19221NXNo mono soundC214 150pF in IF can14-09-04
Bush2214LINE OP TR SCR756 DRY JOINTED14-09-04
Bush2214No pic - buzzing PSUR756 5R 2w in base loptr hi res & C754 470pf 2kv o/c14-09-04
FidelityCTV3221NFDeadF01 2A o/c, Q1 2SK2545 s/c, Checked/replaced R5 680k & R4 270k tho checked ok, also replace TDA4650-3 & R1 5R6 5w o/c14-09-04
FidelityCTV3221NFInt line driveQ601 BF422 line dr tr replaced14-09-04
HitachiCPT2218Field crampC608 22µ 250v14-09-04
HitachiCPT2218FIELD CRAMPINGREPLACE C608 22MFD250V14-09-04
Panasonic2622 / 2213 TX2DEAD , MAY BE SQEALING IC501 PIN 5 XRAY PIN. NORMALC561 , 1 mfd , C809 , 1mfd , C853 , 100mfd , C854 , 47mfd14-09-04
PhilipsGR1AX 14GR1221Deadresistor 3300 4R7 o/c.cap 2301 4,7uF 350V s/c on multi voltage pcb14-09-04
PhilipsGR2.2 21ST2731/05pic shifted to one side and one half of screen is blankIC7470 TDA2579B14-09-04
PhilipsL6.2 21PT1653dead, chopper Tr s/cR3524 22R gone high14-09-04

PhilipsL7.2 21PT4424/05Reverts to st/by aft 3 secsFOP chip overheats causing R3451 2R2 0.5W o/c near LOPT and frame IC7402 TDA9302H u/s (replaced with TDA8172)14-09-04
PhilipsL9.2 21PT4456Dead - after replacing fusible 1572 MP80/160 with N20 in lieu, T.base works with EHT & crt htrsICP 1572 feeds reg 7602 which provides 3.3 volt to painter chip 7600 (SAA5564Ps/M3/0181) which was U/S (?58+VAT)14-09-04
PhilipsMD 2.21 AA 28PT7303After replacing LOPTx set starts up with brief EHT then reverts to st/byFET on same heatsink as BU2520 is S/C 14-09-04
PhilipsMD2.21E"Digital scan" does not appear in the picture menuIn the direction for use is mentioned that in the picture menu the function 'Digital Scan' can be switched off. However during the picture modes; Super Zoom, 14/9, 16/9, subtitles an automatic the function 'Digital Scan' does not appear in the picture me14-09-04
PhilipsMD2.21E+5 V stand-by defective (also fuse 1580 defect)First check the +5 V supply panel before replacing the fuse. When the +5 V panel is defective, it could be that the +5 V becomes too high, which will damage the circuitry.14-09-04
PhilipsMD2.21EACI table filling stops when National Geographic Channel is foundReplace position 7202 on the TXT & control module by: 4822 900 11102 Software for non EPG sets 4822 900 11066 Software for -/58 sets 4822 900 11058 Softwrae for EPG sets REMARKS : IRIS symptom code 1262 14-09-04
PhilipsMD2.21Eat switch on set goes into protection modeReplace C2524 with 10uF14-09-04
PhilipsMD2.21EAudio supply repair kit MD2.2Audio supply repair kit MD2.2 ----------------------------- For service now there is an audio supply repair kit available. This repair kit can be ordered with codenumber 4822 310 11086.14-09-04
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