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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
Make
Model
Problem
Solution
Date
Found: 4551
Philips
KT3
Dead.
4.7R surge limiter resistor , chopper IC , tripler.
14-09-04
Philips
KT3
EW distortion & no width adj.
T1490 ( BD234 ) , T1485 ( BC548 ) leaky.
14-09-04
Philips
KT3
Functions - no remote or front unit controls.
SAF1032P on remote PCB.
14-09-04
Philips
KT3
Int flashing lines/int snowy - put interference on all tv's in proximity
U321 tuner
14-09-04
Philips
KT3
int width
R1561 never been soldered properly (in series with base of lop tr 1562)
14-09-04
Philips
KT3
Intermittent colour.
Drys on plug by high wattage res on remote PCB.
14-09-04
Philips
KT3
LOW FIELD + SEVERE FLYBACK LINES
R585 HIGH ( LOWERS 13v SUPPLY RAIL )
14-09-04
Philips
KT3
No chrominance - when hot.
C56 ( 0.1u f ) or delay line.
14-09-04
Philips
KT3
No green.
C45 leaky.
14-09-04
Philips
KT3
No or int sound.
Check headphone socket on front of set.
14-09-04
Philips
KT3
No picture - sound ok.
DJ on R1583 ( 2R2 )
14-09-04
Philips
KT3
No picture apart from bit of chroma.
C464 ( 100u f ) o/c.
14-09-04
Philips
KT3
No red.
R4428.
14-09-04
Philips
KT3
No remote functions - LED on.
T768 ( BF422 ) s/c.
14-09-04
Philips
KT3
Partial frame collapse.
BD233/BD234 o/p transistors may check Ok.
14-09-04
Philips
KT3
Picture - intermittent size oscillating
Tripler.
14-09-04
Philips
KT3
Picture - intermittent when hot.
1uf inside tuner can touching metal casing.
14-09-04
Philips
KT3
Raster - blank - no picture - sound ok.
DJ on R1583 ( 2R2 )
14-09-04
Philips
KT3
Raster - blank with flyback lines.
IC TDA3560 , TDA2571Q ( IC367 )
14-09-04
Philips
KT3
Reduced frame severe at bottom.
T1530 frame transistor BD233.
14-09-04
Philips
KT3
Sound - going loud.
IC SAF1031 in remote hand unit.
14-09-04
Philips
KT3
Sound - Int full volume
Dry joints front panel plugs
14-09-04
Philips
KT3
Sound - intermittent volume.
Drys on plug by high wattage res on remote PCB.
14-09-04
Philips
KT3
Sound - intermittent.
DJ on 6Mhz ceramic filter.
14-09-04
Philips
KT3
Sound - sudden full volume.
Dry joints on Telco decoder panel pin 1 of PLB1.
14-09-04
Philips
KT3
Sync - line hold off.
IC TDA2571Q will have to use a TDA3571BQ & mods see TV mag
14-09-04
Philips
KT3
TDA3560 - blowing.
Tripler.
14-09-04
Philips
KT3
Teletext - drop out intermittent.
Dry on mains transformer pins in text/remote PSU.
14-09-04
Philips
KT3
Teletext - no teletext.
IC7040.
14-09-04
Philips
KT3
Tripping - when ho
Dry on posistor.
14-09-04
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