| Make | Model | Problem | Solution | Date |
| | | |
| Found: 86
|
| Bush | A823A | AFC Problems | 1VT5 | 14-09-04 |
| Bush | A823A | No or Intermittent sound. | Dry joint on 1Z7. | 14-09-04 |
| Bush | A823AV | Int on channel change. | 3C2 , 3C17 ( 50uf ) . | 14-09-04 |
| Bush | A823AV | Tuning - AFC. | 1VT5. | 14-09-04 |
| Bush | CC6323A T20A | Width - lack of width. | IC TBA950 , 4R69 ( 82k ) , 5L1 ( EW load coil s/c ) , 5C15 ( 1uf ) , D6 , D7 | 14-09-04 |
| Dansai | 9313A | No sound | Invisible dry joint in audio O/P stage | 14-09-04 |
| Goldstar | PC53A | No front control op "Lock on" displayed when attempting to turn off with hset | EEPROM 24C08 | 14-09-04 |
| Goldstar | PC73A | Flyback lines at top of screen when cold | FR359 10R fusible o/c | 14-09-04 |
| Goodmans | 256NS L6.3AA Chassis | E/W dist | C2913 (390n 250v) and 7908 (STP4NA40F1) mosfet | 14-09-04 |
| Goodmans | 286NS/05 L6.3AA | E-W dist | C2913 390nF low cap (on small stand up sub panel) | 14-09-04 |
|
|
| Matsui | 20OT TM6363A | Field collapse | TDA3653B replaced along with C413 100µ 35v & C435 1µ & 47µ caps in psu | 14-09-04 |
| NordMende | 3543A 3543A | Pairs of lines on picture | IC TDA4610 . | 14-09-04 |
| Panasonic | 33A1 | INT SOUND | C1206 - 1000mfd ( DECOUPLES 5v RAIL ) | 14-09-04 |
| Panasonic | Alpha 3 Alpha 3 | No sound - dark blank raster. | C1251 ( 10nf ) leaky , main microcontroller & memory chips. | 14-09-04 |
| Panasonic | Euro 5 TX33AK10 | Watery, pixellated pic with after trace on movement | EEPROM corrupt - to reset hold Vol- on set & status key on r/c together with set ON. Goes thro' its routine then needs retuning etc. | 14-09-04 |
| Panasonic | TX33A1G | No sound/vis - raster present | Dry joints on IC3505/2401 3 leg regs on H board near front of pcb,which is the plugged in pcb on the far l.h. side. | 14-09-04 |
| Philips | 3A | + 140 V not present | Replace TS7687 (BUT12A; 4822 130 43919)
Also exchange TS7674 (BC337; 4822 130 40855)
TS7685 (BC547; 4822 130 44257)
TS7686 (BC369; 5322 130 44593)
| 14-09-04 |
| Philips | 3A | + 140 Volt switches off. | Check soldering contacts of SOPS transformer and line-transformer.
| 14-09-04 |
| Philips | 3A | 3 & 4 1/2 page layouts. | 3 & 4? page layouts. October 1993 page 857. | 14-09-04 |
| Philips | 3A | All voltages from power supply and line o/p stage OK. | Check reset line to uPc panel (1008). This voltage should be
approx 1.5 volts. If the voltage is low, check the POR area but
also check the reset transistor - T7841, BC548 on the micro panel.
| 14-09-04 |
| Philips | 3A | BUT12A SC | RESOLDER CHOP TX + CHECK PRINT ON PINS 2 + 11 FOR CRACKS !!!VIP!!! | 14-09-04 |
| Philips | 3A | Characters wrong | Check U 1018 (IF module Europe:4822 212 22439)
(IF module France:4822 210 10295)
| 14-09-04 |
| Philips | 3A | Control does not function (+5 V on pin 28 IC 7830, 7831 present) | Replace IC 7830 (MAB 8461P/W131; 4822 209 11611)
IC 7831 (MAB 8461P/W147; 4822 209 73359)
| 14-09-04 |
| Philips | 3A | Control does not function well | A. for sets with 50 Hz and UV 816
Replace IC 7830 (MAB 8461P/W131; 4822 209 11608)
IC 7831 (MAB 8461P/W147; 4822 209 73359)
B. for sets with 100 Hz and UV 816
Replace IC 7830 (MAB 8461P/W164; 4822 209 73585)
IC 7831 (PCF84 | 14-09-04 |
| Philips | 3A | Cushion distortion cannot be adjusted (East-West). | Check diode 6610 (4822 130 41602). | 14-09-04 |
| Philips | 3A | Dead | Capacitor C2609 in line output stage.
| 14-09-04 |
| Philips | 3A | Dead - HT only 35v | HT = 135v when lop stage dis'd - LOPTx faulty | 14-09-04 |
| Philips | 3A | Dead or lines in the upper part of the screen. | Replace fuse 1642 (1 A) with 1,25 A (order code 4822 253 10075) in
33" sets that has NICAM and PIP.
| 14-09-04 |
| Philips | 3A | Dead. | F1601 EW feed 315Ma o/c. | 14-09-04 |
| Philips | 3A | Display jumps from channel to channel. | Flat cable of keyboard unit is defective.
| 14-09-04 |