| Make | Model | Problem | Solution | Date |
| | | |
| Found: 4551
|
| Philips | MD1.1E | 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 | MD1.1E | No picture, no sound. Only green LED is on. | Check IC7560 (+5 standby) and replace if necessary (4822 209 72042).
| 14-09-04 |
| Philips | MD1.1E | No picture, sound and OSD are O.K. | Check the aquadag signal (pin 5 L24/R24)
If the signal is not correct, replace C2450 (100nF 10% 250V; 4822 121 40518) on the LSP. | 14-09-04 |
| Philips | MD1.1E | No picture, sound and OSD are O.K. | Check inputs and outputs of IC7119 TDA8366 and replace if necessary (4822 209 90965) | 14-09-04 |
| Philips | MD1.1E | No picture, sound and OSD are O.K. | Check R3450 (68K; 4822 116 52297) beamcurrent supply
| 14-09-04 |
| Philips | MD1.1E | No picture, sound and OSD are O.K. | Check and replace if necessary T7390 (5322 130 41983) on the CRT panel. | 14-09-04 |
| Philips | MD1.1E | No picture. OSD OK | Check CVBS signal on pin 4 of IC7119 (TDA 8366).
Replace if necessary C2122 (220nF; 4822 126 13473) on SSP | 14-09-04 |
| Philips | MD1.1E | No picture. Vertical line at right side. | Check and replace if necessary F1463 (19398E1 0.63A; 4822 252 51185) on the LSP
and C2403 (100nF 5% 63V; 5322 121 42386) on the 16:9 module. | 14-09-04 |
| Philips | MD1.1E | No power, no LEDs on. | Pin 1 IC7520 (MC 44603P) =6V caused by defective CNX82A IC7556.
Replace CNX82A (4822 130 10025). | 14-09-04 |
| Philips | MD1.1E | No sound in combination with TXT | Check and replace if necessary IC7119 (TDA8366; 4822 209 90965).
| 14-09-04 |
|
|
| Philips | MD1.1E | No synchronisation with internal tuner | Check CVBS signal on pin 11 IC7119 (TDA8366).
Replace if necessary C2122 (220nF; 4822 126 13473) on SSP. | 14-09-04 |
| Philips | MD1.1E | No TXT. | Check X1700 (13,875 MHz) and replace if necessary (4822 242 81962)
| 14-09-04 |
| Philips | MD1.1E | No TXT. No DC voltage on pin3 IC7701. | Replace X-tal 1700 (13MHz; 4822 242 81962).
| 14-09-04 |
| Philips | MD1.1E | No vertical deflection | Check/replace R3464 by 1 ohm (supply V-defl.) 4822 052 11108 | 14-09-04 |
| Philips | MD1.1E | No vertical deflection | Check soldering of pin 15 LOT L5430.
| 14-09-04 |
| Philips | MD1.1E | Noise (whistle) in sound when OSD is active / OSD with double letters | Add 100nF capacitor (5322 121 42386) between the collector of T7660 and pin 6 of connector S15. | 14-09-04 |
| Philips | MD1.1E | Noise at low volume | Check soldering at SMD bridge 4384 on connector I28 on Audio module
| 14-09-04 |
| Philips | MD1.1E | Noise from power supply transformer | Remove C2567 (680pF capacitor) on the Large Signal Panel.
C2567 is located parallel to D6567.
REMARKS :Item C2567 is only present in sets produced after wk9719.
The problem only occurs in sets produced after wk9719 with SMPS transformers (ite | 14-09-04 |
| Philips | MD1.1E | Noise in one channel / STEREO detection of MONO transmission | Replace the uP by of the following uPs:
VERSION...LANGUAGES...SERVICE CODE NUMBER
M12BA1-4.0...F-D-NL-I...4822 900 10988
succ. of uPs with idents 3161, 3199, 3229 and uP SV02-M11C1-43
M12BA2-4.0...SW-DK-N-FI...4822 900 10984
successor of uPs with i | 14-09-04 |
| Philips | MD1.1E | Noise in one channel / STEREO detection of MONO transmission | This problem can be solved with a new mask version of the MSP3400 IC in combination with a new 18.432MHz crystal (items IC7353 and X1350 on the Audio Module).
Check and replace if necessary by the new components:
item 1350 18.432MHz (Kinseki) crystal | 14-09-04 |
| Philips | MD1.1E | Noise in picture. Vertical lines bended. | Check EHT cable mounting in LOT.
| 14-09-04 |
| Philips | MD1.1E | Noise in picture. Vertical lines disturbed | EHT cable was bad mounted in LOT.
| 14-09-04 |
| Philips | MD1.1E | Not possible to switch set to standby | Check whether R3588 (LSP) is open.
IF R3588 is open than:
1. Replace R3588 (4822 052 11338; 3.3ohm 5% 0.5W)
2. CHANGE C2561 on the LSP to 3300uF 16V 20% (4822 124 40784). | 14-09-04 |
| Philips | MD1.1E | Occasional red or blue flash in the picture | Check and make sure that RGB cable (S40/R40) is not too close to the EHT cable.
REMARKS : The modification is not necessary for sets with BlackLine-S tube: QG/AGxx9545 or higher OR Black Matrix tube: QG/AGxx9608 or higher | 14-09-04 |
| Philips | MD1.1E | Only mono at all presets. | Check and replace if necessary X-tal 1350 (4822 242 82058) on audio module.
Otherwise check and replace IC7353
MSP3400: 4822 209 90562
MSP3410: 4822 209 90563 | 14-09-04 |
| Philips | MD1.1E | OSD not visible in child lock mode | Replace the following components on the Small Signal Panel:
Items 3134, 3135 and 3136 should be 680ohm resistors (4822 051 20681)
Items 6105, 6106 and 6107 should be diodes BAT85 (4822 130 31983) | 14-09-04 |
| Philips | MD1.1E | Picture has only chroma, no luminance. TXT/OSD is OK | On pin 26 IC7119 no Y. Pin 11 CVBS on 1V DC.
Check/replace C2122 (220nF; 4822 126 13473). | 14-09-04 |
| Philips | MD1.1E | Picture not vertically locked. | Check whether the sandcastle signal (pin 37 of IC7119) is locked on CVBS. If not, replace IC7119 (TDA8366; 4822 209 90965). | 14-09-04 |
| Philips | MD1.1E | Random change of volume level | Replace the uP by one of the following uPs:
VERSION...LANGUAGES...SERVICE CODE NUMBER
M12BA1-4.0...F-D-NL-I...4822 900 10988
succ. of uPs with idents 3161, 3199, 3229 and uP SV02-M11C1-43
M12BA2-4.0...SW-DK-N-FI...4822 900 10984
successor of uPs wi | 14-09-04 |
| Philips | MD1.1E | Random change of volume level | Replace the uP by the following uP:
SV03-M11C1-169; service code number 4822 900 10923 Languages: F-D-NL-I-E
This uP is successor of the following uPs:
NAME...VERSION (SAM)...IDENT
MID11W16...16...3232
MID11W18...18
MID11W19…19...3273
MID11W1A | 14-09-04 |