Philips Repair Tips
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Results: 14245
Results: 14245
| Make | Model | Symptom | Problem | Solution | By |
|---|---|---|---|---|---|
| PHILIPS |
CP90
|
Dead | D6665 1n4148 leaky | ||
| PHILIPS |
CP90
|
Dead | T7677 o/c collector | ||
| PHILIPS |
CP90
|
Dead | S/c across lop - loptx faulty - quite common | ||
| PHILIPS |
CP90
|
Dead | Check d6609 & d6610 tr7702 | ||
| PHILIPS |
CP90
|
Dead | Check c2679 ( 1nf ) d6679 replace with ( byd33 ) c2695 ( 2.2nf ) r3623 ( 8r2 ) d6667 ( in4148 ) | ||
| PHILIPS |
CP90
|
Dark picture | C2495 33nf | ||
| PHILIPS |
CP90
|
Dark pic - volts at contrast pin col dec chip low | C2495 33nf in beam lim cct | ||
| PHILIPS |
CP90
|
Control micro processors | A production change has been introduced adding a shield to the control micro processor to prevent the processor being influenced by external fields. replacements will be supplied as a kit comprising the processor, shield and fitting instruction. the sh | ||
| PHILIPS |
CP90
|
Contrast weak | R3944 5k preset broken | ||
| PHILIPS |
CP90
|
Contrast - low. | No volts on pin 7 of loptx c2495 ( 33nf ) s/c. | ||
| PHILIPS |
CP90
|
Continuous page header display in subtitle | Change text ic to type mab8461p/w196 part no4822 209 62479 | ||
| PHILIPS |
CP90
|
Channel display shows 3 then f1 | D6695 oc f1690 400ma oc | ||
| PHILIPS |
CP90
|
Changing tuner. | Mod type see tv mag. | ||
| PHILIPS |
CP90
|
Buzz on sound. | 6mhz ceramic filter kit p no 4822 310 27563. | ||
| PHILIPS |
CP90
|
Buzz in standby mode. | Ty6726 thyristor. | ||
| PHILIPS |
CP90
|
Brightness level change in a/v mode | It is possible that some video equipment will provide a cvbs signal slightly in excess of the 1 volt peak-to-peak level required. this will cause a change in brightness levels when switching between external a/v mode and an rf signal which some viewers m | ||
| PHILIPS |
CP90
|
Blank raster after fitting new loptx | C2098 0µ47 or 1µ o/c | ||
| PHILIPS |
CP90
|
Blank raster - no sound or response to r/c | No 11.5v at thyristor 6726 in st/by cct as d6733 bav19 o/c | ||
| PHILIPS |
CP90
|
Audible hum in standby mode | A production change has been introduced increasing the value of c2661 from 33nf to 100nf (code no. 4822 121 41689). | ||
| PHILIPS |
CP90
|
95 volt varying with contrast level. | Check/replace d6665 - 1n4148 (4822 130 33939), r3665 - 4.7Ω safety (4822 111 30499). |