Make | Model | Problem | Solution | Date |
| | | |
Found: 109
|
Nokia | SP63D1 SFN | St/by only | Replace VE07 (s.m. transistor on front control panel, may read ok.) | 14-09-04 |
Panasonic | EURO3W TXW28R3DP | int. goes to stby | resolder line driver Tx T502 | 14-09-04 |
|
Panasonic | EURO3W TXW28R3DP | LOPTr Q552 s/c | replace Q552 BU2508AXRL and resolder line driver Tx T502 | 14-09-04 |
Panasonic | EURO3W TXW28R3DP | no sound from internal or external speakers, Ok on headphones | no 12V on K board, DJ on IC7502 12V regulator | 14-09-04 |
Philips | 23DV1 | Audio not recorded; previous audio not erased | Remove connector from cable of erase-head and solder the wires directly on the erase-head. Check also whether metal-flakes are present in the flatcable connection of the audio-sync head.
Note: touching the wires can already hide the complaint! | 14-09-04 |
Philips | 23DV1 | AUTOSTORE skips transmittors | In case of high RF voltages (> 80DB UV), some transmittors are not stored.
Solution: Modify time-constant in RF-AGC circuit:
R3720 becomes 1kOhm.
C2724 becomes 10 uF.
Introduced in production from week 9319 onwards. | 14-09-04 |
Philips | 23DV1 | Codenumbers deckprocessors | Sets produced with factory code < WD30 use the intel video controller with mask version MMTD2-XU. (4822 209 32506) Sets produced with factory code WD30 and higher use the Toshiba video controller with mask version MMTD4-XU. (4822 209 32736) .
Whe | 14-09-04 |
Philips | 23DV1 | Modification | For a better performance of the erase oscillator, the following components are modified in production:
POS. 2620 - 47 nF - 4822 121 51655
POS. 2622 - 33 nF - 4822 121 43996 | 14-09-04 |
Philips | 23DV1 | Modification | From DECK production code WD22 onwards, a new lift has been applied (Sets production code WD40 or RJ12).
For "old" sets, the codenumber for the lift assembly 4822 443 63702 remains unchanged (but delivered with new lift and kit L).
For "new" sets, | 14-09-04 |
Philips | 23DV1 | Rattle during fast-forward | If a Turbo-drive with Fast-Forward problems are brought-in for service:
Check first of all whether thooth-wheels 116 and 117 sufficiently grip in each other. If these tooth-wheels rattle-over-each-other during fast forward, replace following components | 14-09-04 |
Philips | 23DV1 | Spare part information | A repair kit , containing PULLEY SHAFT + WORM SHAFT (POS. 47+48) is delivered with codenumber 4822 310 10657.
This kit can be used for all TURBO- and ECO mechanisms ! | 14-09-04 |
Philips | 23DV1 | Supply does not start, D6115 defective | Replace diode 6115 on supply MSM1 by a 1N4148 (4822 130 30621). | 14-09-04 |
Philips | 3D | 140V OK and via SCART OK | Replace U1018 (4822 212 22439)
| 14-09-04 |
Philips | 3D | Brightness too high/fly-back line visible | Check U 1555 (digital PCB; 4822 212 22585)
| 14-09-04 |
Philips | 3D | Characters wrong | Check U 1555 (digital PCB; 4822 212 22585)
| 14-09-04 |
Philips | 3D | Moire on channel 5 (175 MHz) | Apply HF-shielded antenna-cable (from wall-contact across VCR to
CTV) or use special antenna-cable 4822 321 61225
| 14-09-04 |
Philips | 3D | No 140 V | Remove audio output stage (PAS) U1003, +140 Volt is present.
Replace IC7200, IC7210 (TDA1514/N4; 4822 209 70938).
Also mount 2 diodes P4KE30C700 (4822 209 73095) in parallel
to C2228 and C2229 (polarity is not important)
| 14-09-04 |
Philips | 3D | No 140 V | Remove connector M17; voltage + 140 Volt is present.
Replace TS7618 (2SD1577PH; 4822 130 43921)
| 14-09-04 |
Philips | 3D | No picture. After using TXT picture O.K. | RGB switch in wrong position (external switch)
| 14-09-04 |
Philips | 3D | Sometimes no synchronization | Replace IC 7280 (DPU 2540; 4822 209 72138) on U 1555
| 14-09-04 |
Philips | 3D | Text does't function | Check U 1555 (digital PCB; 4822 212 22585)
| 14-09-04 |
Philips | 3D | Tuner UV618/6456 | Tuner UV618/6456
----------------
The tuner UV618 (4822 210 10304) is no longer available.
For 3D sets please order 4822 210 10593.
| 14-09-04 |
|
Philips | 3D | Tuning does not function | Check tuning voltage on pin 15 IC 7848.
Replace IC 7848 (MEA 2901/07; 4822 209 72127) U 1008
| 14-09-04 |
Philips | 3D | Tuning unstable | Replace U 1018 (4822 212 22439)
| 14-09-04 |
Philips | 3D | Voltage +140V is present | Replace TS7618 (2SD1577PH; 4822 130 43921)
| 14-09-04 |
Philips | D16-111 33DC2080/25R | Dead with R3498 1k5 1/2w overheating | LOPTx faulty & replace resistor | 14-09-04 |
Sharp | DV5103H/DV5903 D3000 | Chrom info out of register with lum | Small plug in non volatile memory chip IC1411 on digital PCB | 14-09-04 |
Sharp | DV51083 D3000 | Dead - HT ok when LOP dis'd | LOPTx faulty | 14-09-04 |
Sharp | DV51083 D3000 | Tripping continously - int originally | C715 2200 16v LT res cap low cap | 14-09-04 |
Sharp | DV51083 D3000 | Trips after LOPTx replacement | FOP chip TDA8175 s/c & supply res 1R o/c | 14-09-04 |