Make | Model | Problem | Solution | Date |
| | | |
Found: 122
|
De Graff | CD51JS2B | Swirling horizontal lines | C562 22µ 250v in psu | 14-09-04 |
Finlandia | C22BZ5 | Tuning store/lock code - press within 5 sec | A,0,Chan-up,Store | 14-09-04 |
|
Finlandia | C22BZ7 | Tuning store/lock code - press within 5 sec | A,0,Chan-up,Store | 14-09-04 |
Goldstar | CI20C22F PC42B | Reverts to st/by after sec of sw on | IC831 GL7812 12v reg o/c | 14-09-04 |
Goldstar | PC12B CIT2570F | Lines over pic & no R/C operation | C827 1000µ 25v, C830 470µ 16v | 14-09-04 |
Goldstar | PC42B | No start up - led indicator works | HT low at 35v (109v); 12v Reg IC831 | 14-09-04 |
Granada | CD51JS2B | Sync absent | C562 22µ 250v | 14-09-04 |
Luxor | 2BF110NN | Col & sound slow to come on, slow chan change also | Problem in I?C Bus - MSP2400 ( PLCC IC) on NICAM board | 14-09-04 |
Luxor | B2 B2 | Dead. | TN02 ( thyristor ) BRY551 *note must be L version. | 14-09-04 |
Mitsubishi | 28BW2B | White horizontal line plus no pic | Replace IC401 (TDA8171) and R516 (0R82). | 03-01-06 |
Mitsubishi | CT28BW2B | BRIGHT RASTER WITH FLYBACK LINES SET ARCING | REPLACE C551 AND R686 (CRT BASE) | 14-09-04 |
Mitsubishi | CT28BW2B | MUFFLED SOUND FROM MAIN SPEAKERS DOLBY TEST PRODUCES NO SOUND FROM FRONT SPEAKERS | REPLACE IC351 | 14-09-04 |
Mitsubishi | CT28BW2B | Muffled sound from main spkrs - no prologic sound o/p | IC351 audio o/p chip TDA7263 | 14-09-04 |
Mitsubishi | CT28BW2B | Poor pics with streaking on whites | R686 1k8 hi res in G1 supply | 14-09-04 |
Mitsubishi | CT28BW2B | Small Bright raster with fb lines - arcing from set | C551 3nF arcing - blew R686 - uprate to 2k7 on CRT base | 14-09-04 |
Mitsubishi | CT28BW2B | Smearing on whites - OSD gives faulty crt symptom | R686 1k8 pin 5 crt base - change to 2k7 & set G2 to 00 in set up menu | 14-09-04 |
MITSUBISHI | CT28BW2B | SMEARING ON WHITES LOOKS LIKE SOFT CRT | REPLACE R686 ON CRT BASE 1.8K OHM | 14-09-04 |
Mitsubishi | CT28BW2BD | Lum int | Dry joint 8v reg Q952 (On same heatsink as IC401 7 pin LT reg) | 14-09-04 |
Mitsubishi | CT28BW2BD | No sound | LT reg's were dry jointed causing intermittent loss of picture and sound, and I am sure this is what corrupted the eeprom. The Chassis is an EE3W and to access the service menu you need to press this sequence. "Menu,2,3,5,7". the adjustments are made in the same way as the EE3. | 14-09-04 |
Mitsubishi | CT28BW2BD | Reverts to st/by at sw on | D507 BYD33G s/c in 28v supply to FOP | 14-09-04 |
Mitsubishi | CT32BW1B | Dead apart from pri HT | Replace STRM6529 chopper chip, 0R22 res & check CCt prots in psu sec | 14-09-04 |
Mitsubishi | CT32BW1B W1 | Dead with no LEDs lit - quietley tripping | Check 2 current sensing res R907 and R915 in PSU. They are 0.22R and 0.27R in parallel for hi res | 14-09-04 |
|
Philips | 12B312/15S | Dead. | Drys on sub PCB & BU type regulator. | 14-09-04 |
Philips | 2B | + 140 V not present | Check soldering points of SOPS-transformer (T5663) and line
transformer (T5620)
| 14-09-04 |
Philips | 2B | + 140 V not present | Replace TS7687 by 2SC3973B (4822 130 60851),
change R3671 into 22 Ohm/5watt (4822 113 41152) and
replace TS7685 BC547 (4822 130 44257) and
replace TS7686 BC369 (5322 130 44593) and
replace D6690 BZV85/C5V1 (4822 130 | 14-09-04 |
Philips | 2B | Blanked pic for first 5 mins from sw on | check/replace 6x33k res on crt base; add 1N4148 in series with D6492 | 14-09-04 |
Philips | 2B | Causing interference to FM radio reception. | Mod. | 14-09-04 |
Philips | 2B | Checking the power supply | Checking the power supply
-------------------------
1. Remove connector M17
2. Connect a lamp 220V/75W across C2701
3. Switch on set
4. Lamp lights, +140 V present
This means power supply is OK
| 14-09-04 |
Philips | 2B | Contents of memory lost | The failure occurs when the set is switched off by the power switch.
Replace battery 1925 (4822 138 10313)
Check and replace if necessary IC 7925, IC 7926
(PCD 8571P; 4822 209 83571) | 14-09-04 |
Philips | 2B | Continuous page header display in subtitle | Change text IC to type MAB8461P/W196 part No4822 209 62479 | 14-09-04 |