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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: 20
Bush2866NTX SM2Txt missingShort pin 20 of IC301 the micro to earth then switch on. Service menu should appear Service- Telra V2.0; OP byte 1 OX OB; OP byte2 OX BO Init EEPROM. Use P+/P- tp select the line to adjust and V+/V- to adjust.Bytes 1 and two must be as shown above. To initialise the EEprom select the line and press V+/V- Correct handset reqd.14-09-04
Bush2866NTX/SM2Blank white raster - sound okJungle chip TDA8363AN314-09-04

Bush2866NTX/SM2Line tearing when heatedC597 (22nF 400V) completely open circuit.14-09-04
Bush2866NTX/SM2To access tuning modepress and hold [MENU] button for at least 5 sec. Then press and hold the white button for at least 5 sec to auto tune all the channels. Then use the green button to re-arrange the stored channels.14-09-04
Bush2866NTX/SM2Won't store or loses chan storeThis was cured by replacing memory 24C0814-09-04
CrownCRP14T SM1 MonoStuck in standby.R599 2k 5watt in PSU o/c , check Q579.14-09-04
CrownCRP21T SM1 MonoStuck in standby.R599 2k 5watt in PSU o/c , check Q579.14-09-04
FidelityCTV3228NF SM2Colour fades outC325 0µ114-09-04
HitachiG7PSMK2Dead - HT at 145v.R909 high.14-09-04
HitachiG7PSMK2Dead - HT low 45v.Change C910 , C914 , C916 , C92914-09-04
HitachiG7PSMK2Int frame collapse.Drys on frame IC & LOPT.14-09-04
HitachiG7PSMK2Standby only.R902 ( 82k ) o/c.14-09-04
MitsubishiHSM48VTAPE JAMMING INTERMITTANTLYREPLACE DOOR ARM ASSY14-09-04
SabaS Chassis withMTS2020SM TunerInt. snow with no picture.Seems to be DJs.Replace 1nF SMD capacitor connected between pins 3 and 4 of SDA210114-09-04
Seleco21SM427UKInt shut down to st/byDry joints chopper tfmr sec T40114-09-04
SelecoSM1 280SDead - HT at 25v - ok on bulbS2000AF LOPTr slight leak & dry joints CI40214-09-04
SelecoSM360.1UKSlow start up from small to normal size picC423 47µ 250v (+142v HT res cap)14-09-04
SunkyongSMT601Bright raster with little pic content sound okC420 4µ7 250v in video o/p decoupling stage14-09-04
Zanussi21SM467Black bars & snow on screen.DZ201 ( ZTK33 ) tuning reg transistor.14-09-04
Zanussi21SM467Tuning - problems.DZ201 ( ZTK33 ) tuning reg transistor.14-09-04
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