Philips Repair Tips
Search: philips
Results: 14210
Results: 14210
| Make | Model | Symptom | Problem | Solution | By |
|---|---|---|---|---|---|
| PHILIPS |
G90AE
|
For 5 minutes zigzag edges in the picture | C2630 (47uf/160v; 4822 124 41056). | ||
| PHILIPS |
G90AE
|
Foldover with fb lines - only present in 4:3 | Voltage at cathode of diode 6570 95v should be 163v. o/c r3570 | ||
| PHILIPS |
G90AE
|
Foldover & flyback lines at top of pic | Ok in widescreen - voltage at cathode of diode 6570 95v should be 163v. o/c r3570 | ||
| PHILIPS |
G90AE
|
Flash-overs on the crt board. | Replace c2397 by a new type code 4822 121 41926. remarks : the code number published in the report "complaints of the steco segment" dated 1992-02-14 was not correct. production has been adapted from week 9149 onwards. | ||
| PHILIPS |
G90AE
|
Field reduced height with top foldover | R3508 24k hi res | ||
| PHILIPS |
G90AE
|
Field collapse | Wickman fuse in supply to fop chip o/c but r3503 & 3507 22r overheat when fuse replaced - r3501 390r leaky | ||
| PHILIPS |
G90AE
|
Fault codes f4 or f7 with no sigs & led orange | Eeprom or txt chip faulty - use of heat & freezer usually determines faulty comp. if reset with eeprom chip hot does not work then chip is faulty | ||
| PHILIPS |
G90AE
|
F7 displayed, no snd, pic ok. (all ok when warm) | C2843 (220uf 25v; 4822 124 41545). | ||
| PHILIPS |
G90AE
|
Error code f7 after loptx replacement | F7 code denotes fault in txt - c2843 220µ 16v & replace c2640 & c2660 680µ | ||
| PHILIPS |
G90AE
|
Does not tune optimally | Re-adjust s5034 and s5035. see service manual chassis g90ae (4822 727 16447) page 4 points 10 and 11. | ||
| PHILIPS |
G90AE
|
Does not function well | Wrong characters on screen. replace ic 7720 by repairkit 4822 310 31848 this repairkit consists of ic7720 (tmp47c434n-3555) and a metal shielding. | ||
| PHILIPS |
G90AE
|
Does not function | Voltage +95 v not present mount sops repair kit (sbc 7023; codenumber 4822 310 20496) | ||
| PHILIPS |
G90AE
|
Displaying error code f7 extremely intermittently. | Error code denotes fault in text circuit. if possible when fault condition present, check +5 volts to text chips. if 5 volts is missing, check/replace smd link - 3901 in text circuit. | ||
| PHILIPS |
G90AE
|
Display - shows f4 or f7. | Replace ic 7720. | ||
| PHILIPS |
G90AE
|
Dead - s/c on lop stage | Loptx faulty though tested ok on tester | ||
| PHILIPS |
G90AE
|
Dead - psu o/ps low | Tr7654 bc847c leaky | ||
| PHILIPS |
G90AE
|
Dead - no o/p from psu | Thy 6670 sfor5d43 s/c | ||
| PHILIPS |
G90AE
|
Dead - no ht but present on dummy load | Loptx faulty also line osc ic had dist waveform o/p - chip faulty | ||
| PHILIPS |
G90AE
|
Dead - no 95v ht to lop stage | Crack in print by runner at edge of pcb in 95v supply line | ||
| PHILIPS |
G90AE
|
Dead - mains fuse shattered | But11af s/c - fitted repair kit & dry joint r3610 24k; 3 x bzv55/f33 6657/8/9 s/c sm. make sure set is not in st/by when checking- if sw off oin st/by will come back on in st/by |