| Make | Model | Problem | Solution | Date |
| | | |
| Found: 4551
|
| Philips | MD2.12E | Err. 28. Picture OK; No TXT, no menu. | Check and replace if necessary IC7400 on the TXT panel SAA5270 W/B M4. IC7400; SAA5270WP/B/M3A (4822 209 90564)
SAA5270WP/D/M2D (4822 209 90354)
SAA5270WP/C/M3A (4822 209 90993)
SAA5270WP/E/M3A (4822 209 12877)
SAA5270WP/B/M4A (4822 209 13642)
SAA5 | 14-09-04 |
| Philips | MD2.12E | Extension cables | Extension cables
Service extension cables 4822 310 10674 can be used for servicing LSP and also for the feature box. | 14-09-04 |
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| Philips | MD2.12E | Failure of the degaussing switch off circuit (position 7507) on LSP | Check position 7507 on the Large Signal Panel. When position 7507 is defect add position 9507 (wire bridge).
REMARKS :In production also the following positions are deleted:
2503, 2507, 2508, 3502, 3508, 3509, 3510, 6507, 6509 and 7507
Introdu | 14-09-04 |
| Philips | MD2.12E | First minutes sync. failure; Err 29. | Check IC7505 on FBX for temperature dependency and replace if necessary:
Software FBX3-F; 4822 900 10982
Software FBX4-Eco; 4822 900 10745. | 14-09-04 |
| Philips | MD2.12E | Flashing red LED, protection, intermitting failures. | Check on +5 V panel the soldering of C2350. Also check and resolder pin 1,2,3, and 10,11,12 of connector V50 on the LSP. | 14-09-04 |
| Philips | MD2.12E | How to enable/disable "Child Lock" | Press "MENU" button on Remote Control. When the menu appears on the screen, you select "FEATURES" (this expression is language dependent) Within "FEATURES", the "CHILD LOCK" can be enabled or disabled. | 14-09-04 |
| Philips | MD2.12E | Intermittent no audio | Check pin 12 of connector I46 on the Audio Module (SCL line). Look for a badly soldered (oxidated) pin 12. Resolder pin 12 if required. | 14-09-04 |
| Philips | MD2.12E | Intermittent no picture | Check pin 12 of connector I46 on the Audio Module (SCL line). Look for a badly soldered (oxidated) pin 12. Resolder pin 12 if required. | 14-09-04 |
| Philips | MD2.12E | Intermittent no picture and/or sound | Check pin 12 of connector I46 on the Audio Module (SCL line). Look for a badly soldered (oxidated) pin 12. Resolder pin 12 if required. | 14-09-04 |
| Philips | MD2.12E | Interruption of MOSAIC mode when using decoders connected to external | When the set is in MOSAIC mode and the preset from the decoder appears on the screen
(eg. CANAL+), the MOSAIC mode is interrupted and the set switches back to the last preset before switching on the MOSAIC mode.
This problem is caused by a wrong setting | 14-09-04 |
| Philips | MD2.12E | Lines in picture with movie-expand. Interpolation not OK | Check and replace if necessary Prozonic IC7447 (SAA4990H; 4822 209 90034) on the feature box. | 14-09-04 |
| Philips | MD2.12E | Modification | Modification
During production the picture tube of the 29" MD2.11 and MD2.12 sets has been changed from a A68ESF002X43
(4822 131 20585) into a A68ESF002X043 (4822 131 11232).
The new picture tube (A68ESF002X043) needs no North/South module anymore. | 14-09-04 |
| Philips | MD2.12E | No ACI / only Englisch language. No err. | Check and replace if necessary IC7201 (24C16; 4822 209 33251) on the TXT and control module. | 14-09-04 |
| Philips | MD2.12E | No DOLBY on screen display with VCR playback of a DOLBY signal | Change the set software (pos. 7202 on TXT & control panel) into V_00540 or higher and for -/58 sets into V_00530 or higher.
Codenumbers:
V_00530 4822 900 10857
V_00540 4822 900 10771
REMARKS :Introduced in production in week 96 | 14-09-04 |
| Philips | MD2.12E | No E/W modulation. | Check and replace if necessary resistor R3481 (1k; 4822 050 11002) and Fet
T7480 MTP3055EF1; 4822 130 63726). | 14-09-04 |
| Philips | MD2.12E | No operation; error codes 47/44/48/69. | Check connector of horizontal deflection (L17).
| 14-09-04 |
| Philips | MD2.12E | No or slow reaction to RC / Not to standby | Slow response due to problems with I2C communication.
Check pin 12 of connector I46 on the Audio Module (SCL line). Look fo a badly soldered (oxidated) pin 12. Resolder pin 12 if required. | 14-09-04 |
| Philips | MD2.12E | No picture from IF module when set is cold. OSD = OK | Check and replace if necessary IC7100 (TDA9811V3; 4822 209 13003) on the IF module. | 14-09-04 |
| Philips | MD2.12E | No picture, green LED and after 4 sec; Fast flashing red LED. | Check the connection of connector L17 (Hor. deflection coil).
| 14-09-04 |
| Philips | MD2.12E | No picture, sound OK. | Check and replace if necessary IC7500 (TDA4780; 4822 209 90035).
| 14-09-04 |
| Philips | MD2.12E | No picture, sound OK. | Check and replace if necessary IC7315 (TDA9155; 4822 209 90038) on the DDP. | 14-09-04 |
| Philips | MD2.12E | No reaction on remote. (Green led is blinking OK) | Input level of pin 54 of IC7200 (P96CE201ABB) on TXT and control panel is too low.
Check and replace if necessary zenerdiode D6225 (5V6; 5322 130 83611) on TXT and control panel. | 14-09-04 |
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| Philips | MD2.12E | No sound from both speakers. Input audio-ampl. pin 1 and 9 OK | Check and replace if necessary zener diode D6754
(BZX55C 18V; 4822 130 31024) on the LSP. | 14-09-04 |
| Philips | MD2.12E | Noise (humming or low frequency whistle) coming from the picture tube | Mount a bleeder (HT capacitor) between the LOT and the picture tube.
This bleeder is supplied as a service kit (4822 310 11113) and include all material and an instruction note.
REMARKS :IRIS symptom code 2145 | 14-09-04 |
| Philips | MD2.12E | Noise (humming or low frequency whistle) coming from the picture tube | Mount bleeder (4822 310 11113) between LOT and picture tube.
If problem still exist Anti Crackling Coating (ACC) can be applied.
The code number for this ACC is 4822 390 10166.
The ACC is supplied with complete instructions how to apply.
REMARKS | 14-09-04 |
| Philips | MD2.12E | Noisy picture. | Check if the preset is correctly tuned. A mistuning can give extra noise in the picture. This is also the case when installed automatically or via ACI.
Service solution:
1. Remove the peaking filter (L5381 or L5379) on the feature box.
2. Change DNR f | 14-09-04 |
| Philips | MD2.12E | OSD out of sync after 5 minutes, than setshuts to stand-by. | Check testpoint T13 on pin 6 of IC7400 on the TXT panel.
Check/replace IC7400;
SAA5270WP/B/M3A (4822 209 90564)
SAA5270WP/D/M2D (4822 209 90354)
SAA5270WP/C/M3A (4822 209 90993)
SAA5270WP/E/M3A (4822 209 12877)
SAA5270WP/B/M4A (4822 209 13642)
SAA | 14-09-04 |
| Philips | MD2.12E | Picture bended after white-black transition when the set is warm | Check and replace if necessary LOT 5430 on the LSP.
| 14-09-04 |
| Philips | MD2.12E | Picture distortions on canal+ and FR2 | Change resistor R3141 on the IF module into 180 ohm (4822 117 11448). | 14-09-04 |
| Philips | MD2.12E | Picture problems during NTSC VCR playback | Change the set software (pos. 7202 on TXT & control panel) into V_00540 or higher and for -/58 sets into V_00530 or higher.
Change software on the Feature box into 4822 900 10983
Codenumbers:
V_00530 4822 900 10857
V_00540 4822 900 1077 | 14-09-04 |