| Make | Model | Problem | Solution | Date |
| | | |
| Found: 4551
|
| Philips | CP90 | Dead - went off with a flash | Dry joints chopper tr 7677, s/c mains rect 6657 BYD14J, o/c 2A fuse | 14-09-04 |
| Philips | CP90 | Dead - whistling - over volts prot firing | HT above normal 95v - Tr7701 BC548 in error amp cct s/c | 14-09-04 |
| Philips | CP90 | DEAD , NO STBY LED OR CHAN IND , CHECK FOR OSC AT PI | C2934 - 2935 ( BOTH 27 pf ) | 14-09-04 |
| Philips | CP90 | Dead but ok on dummy load with ht at 95v | C2703 330µ 25v leaky | 14-09-04 |
| Philips | CP90 | Dead H.T. low 50V | Check D6610 if ok suspect LOPT | 14-09-04 |
| Philips | CP90 | DEAD HT RISES , DIES INSTANTLY | R3665 , D6665 4R7 and IN4148 | 14-09-04 |
| Philips | CP90 | Dead no 19V rail F1690 o/c | IC1701 TDA8190 | 14-09-04 |
| Philips | CP90 | Dead no st/by - 95v/22v present | o/c print near M13 plug/skt | 14-09-04 |
| Philips | CP90 | DEAD POWER SUPPLY OK NO 6v ON MICRO IC | D6733 OC | 14-09-04 |
| Philips | CP90 | Dead PSU working Pulsing | D6610 s/c R3600 o/c D6072 ( 6V2 ) Zener ( if no start up V at junction R3661 R3673 CNX62 u/s ) | 14-09-04 |
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| Philips | CP90 | Dead set - no st/by LED or chan ind | Check for osc at pins 31 & 32 TMP47C432 micro IC7840. If absent check C2934 & C2935 27pF leaky | 14-09-04 |
| Philips | CP90 | Dead with faint whistle | ok on dummy load. BUT11AF loptr s/c - dry joints on chopper tfmr & loptx | 14-09-04 |
| Philips | CP90 | Dead with faint whistle | Pri HT OK, No HT at loptr; C2619 1n5 2kv burnt & s/c | 14-09-04 |
| Philips | CP90 | Dead with pulsing psu - the 95v HT low at 60v | D6702 BZX79-F6V2 zener leaky | 14-09-04 |
| Philips | CP90 | Dead. | 1.6amp fuse o/c , check for drys on LOPTX ect. | 14-09-04 |
| Philips | CP90 | Dead. | C2679 ( 1nf 2kV ) , D6679. | 14-09-04 |
| Philips | CP90 | Dead. | C2695 ( 2.2nf ) , D6695 s/c. | 14-09-04 |
| Philips | CP90 | Dead. | R3668 ( 15R ) o/c. | 14-09-04 |
| Philips | CP90 | Does not function | Voltage +95 V not present
Check/replace TS 7677 (BUT 11 AF; 4822 130 42679),
check/replace TS 7673 (BC 547; 4822 130 44257) and TS 7674 (BC 328; 4822 130 44104) and replace D 6674 by BYD33J (4822 130 42606)
Check/replace TS7727 (BC556; | 14-09-04 |
| Philips | CP90 | Does not start by using remote control | Transistor 7730.
Better memory battery 1901, 2,4 V- Code 4822 138 10313. | 14-09-04 |
| Philips | CP90 | Dull pic when connected to normal mains - ok with isolated supply | CRT rimband come adrift | 14-09-04 |
| Philips | CP90 | Field bounce | TDA2579 timebase gen chip | 14-09-04 |
| Philips | CP90 | FIELD COLLAPSE | R3623 ( 8.2ohm ) 163v SUPPLY | 14-09-04 |
| Philips | CP90 | Field collapse | R3623 8R2 o/c in 163v line from LOPTx | 14-09-04 |
| Philips | CP90 | FIELD COLLAPSE 2. POOR CONTRAST | R3623 8R2 OC 2. PRESET R3944 5k OC | 14-09-04 |
| Philips | CP90 | Field collapse - small amount of scan below | No 95v to FOP stage - crack in print by R3275 or R3582 3R3 o/c | 14-09-04 |
| Philips | CP90 | Field collapse with bright line across screen | R3623 8R2 in 163v supply o/c | 14-09-04 |
| Philips | CP90 | FIELD SCAN VERY LOW ( 1/2 INCH ) | R3582 3.3ohm | 14-09-04 |
| Philips | CP90 | Flasing/lines on pic when cold | Dry joints IF module - esp the chips | 14-09-04 |
| Philips | CP90 | Fluttering pic - HT normal | C2638 470µ 16v in 13.5v supply or check elect caps in IF can | 14-09-04 |