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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: 228
AiwaVXT1450KField collapseFR812 3R9 1w fusible o/c - no other fault found14-09-04
Akashi1450DeadQ811 SF8J41 reg thy s/c - used TAG626 as replacement14-09-04

Akashi1450st/by onlyR801 1R5 5w o/c14-09-04
Bush1452 OnwaBlank white raster with flyback lines.L501 o/c.14-09-04
Bush1452 OnwaBlowing 2SD1554 - HT line varies.C911 ( 47u f 25v ) leaky.14-09-04
Bush1452 OnwaDead.C909 ( 47u f 50v ) s/c.14-09-04
Bush1452 OnwaGoing into standby.Q404 ( 2SD1554 ) s/c.14-09-04
Bush1452 OnwaHeight decreases as set warms up.C911 ( 47u f 50v )14-09-04
Bush1452 OnwaNo frame or line sync.R619 ( 27ohm ) o/c.14-09-04
Bush1452 OnwaNo sound or raster.Dry on R913.14-09-04
Bush1452 OnwaSnowy raster - no tuning.R646 ( 10k ) o/c.14-09-04
Bush1452 OnwaSqueal at switch on - then goes to standby.Q404 ( 2SD1554 ) s/c.14-09-04
Bush1452 OnwaThin black line across picture 5cm from bott.C410 ( 1nf )14-09-04
Bush1452TField collapseLA7830 field o/p chip14-09-04
Bush1452TNo R/C operation - front controls okr/c pulses reaching IC602 pin12 - C68212Y chip faulty14-09-04
Bush1452TNo sound/pic - field collapseR425 2R7 5w (estimate) & ZD402 16v 1.2w s/c14-09-04
Bush1452T OnwaWHISTLE ON AUDIO SOUND SEVERELY DISTORTEDC143 10uF 16v OC14-09-04
ContecKT5145Dead - fuse's ok.Fuse ok - R504 ( 330k ) o/c.14-09-04
DaewooDMQ1454PStoring of tuning or analogue levels inopD912, D903 leaky & check tactile switches for leakage14-09-04
Decca145Bright rasterR436 10R fusible14-09-04
Decca145Dead - blowing chopper transistor.R808 ( 100k ) & R810 ( 82k )14-09-04
Decca145Dead - chopper tr failureR808 100k, R810 82k14-09-04

Decca145NO PIC HUM ON SOUNDC808 100uF14-09-04
Decca145No raster with muffled sound (field collapse)R434 10R fusible field o/p supply14-09-04
Decca145No tuning.68 ( 33k ) o/c at front L/H side , Also change R003 ( 13k , 1W )14-09-04
Decca145Slow start upR816 100R 1w int14-09-04
Decca145Stuck in standby.R802 , 809 82k OC14-09-04
Decca145Trips at sw on until warmC808 100µ in psu14-09-04
Decca145Tuning driftM293AB1 tuning synth chip IR0314-09-04
Decca145TUNING DRIFTM293AB1 IR03 TUNING VOLTAGE SYNTHESISER14-09-04
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