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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: 288
AiwaVXT1450KField collapseFR812 3R9 1w fusible o/c - no other fault found14-09-04
AkaiTV3451 Stereo+2DeadVO1014-09-04
Akashi1450DeadQ811 SF8J41 reg thy s/c - used TAG626 as replacement14-09-04
Akashi1450st/by onlyR801 1R5 5w o/c14-09-04
AlbaCTV3458DeadRP4 330k o/c14-09-04
AlbaCTV3458Dead - BUZ90 chopper s/cD5 FR144 in snubber network s/c - also replace R4 & 5 & TDA460514-09-04
AlbaCTV3458Dead with mains fuse blownC8 1nF 1kv leaky14-09-04
AlbaCTV3458Field collapsed to 1"R25 12k o/c - feed to 33v supply14-09-04
AlbaCTV3459Int Field collapse with it turning offBlanket resolder field stages even if they look ok14-09-04
B & OL4500Poor pic with blue cast10k B vid o/p Res on CRT base o/c14-09-04

B & OMX4500Vision buzz & noisy picCheck C176 10µ under screening can14-09-04
B & OMX4500/5000Tuner intDiscard VHF tuner if not reqd or blanket resolder (nearest ae skt)14-09-04
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
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