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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: 13
Philips
17PT165B AA5AB
Dead aft lightening strike
Replace 1571 (630mA wickman) and retune stations (tuning memory had been wiped out).
14-09-04
Philips
25PT410/05 AA5AB
Tuning drift
C2037, a 220nF SMD on pin 44 of IC7015 (near tuner) also if not locking check adj of AGC preset & coil L5040 near IC7015
14-09-04
Philips
AA5 AB
Dead - burn up &/or s/c RGB trs on crt base or IC7015 TDA8362 on main pcb damaged
LOPTx is main suspect of this fault
14-09-04
Philips
AA5 AB
Dead - no line drive pin37 IC7015 TDA8361
Chip faulty
14-09-04
Philips
AA5 AB
dead - wickman fuse 1571 o/c
when replaced ht low & tripping. LOPT u/s. If fuse blown for no apparent reason Philips say change thyristor 7481 & 3482 sm resistor 6k8.
14-09-04
Philips
AA5 AB
Dead no st/by unless line stage dis'd
loptr BU1508DX 7445 pt no 4822 130 63569; loptx 5445 pt no 4822 140 10544
14-09-04
Philips
AA5 AB
Dead with LEDs flashing on/off every 3 secs
EEPROM fault - new ST2402A made no difference, neither did LM317T reg which had no o/p - crack in print pin 1 LOPTx
14-09-04
Philips
AA5 AB
Dull pic aft replacement of TDA8362 or crt base components
R3470 8R2 safety res in RGB HT supply o/c
14-09-04
Philips
AA5 AB
Line collapse then off
C2450 680nf 150v s corr cap
14-09-04
Philips
AA5 AB
line o/p tr failure
dry joints rear connector of scan coils
14-09-04
Philips
AA5 AB
No response to r/c commands
ST24C02CP EEPROM chip
14-09-04
Philips
AA5AB
Line collapse
680nf cap in line o/p stage low cap
14-09-04
Philips
AA5AB 21PT165B
Overbright raster, with flyback lines
R3470 8R2 o.c. (safety resistor to 183V supply from L.O.T.)
14-09-04
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