| Make | Model | Problem | Solution | Date |
| | | |
| Found: 4551
|
| Philips | MD2.12E | White picture with flybacklines. Set shuts off. Red LED flashing | Check and replace if necessary IC7350 (TDA6101; 4822 209 91143 and
R3373 (10E; 4822 052 10109) on the PTP + SCAVEM panel. | 14-09-04 |
| Philips | MD2.12E | Wrong code number in the service manual | Wrong code number in the service manual
The code number of the SAA7710/N103 (pos. 7600 on the Audio Module) on page 50 of the service manual is wrong.
The correct code number is 4822 209 13606.
The codenumber and the description of the MSP3410 (pos. | 14-09-04 |
| Philips | MD2.1E | Dead - psu ticking, no LEDs | LOPTr s/c caused by arcing LOPTx which also reqd replacement | 14-09-04 |
| Philips | MD2.1E 29PW6332/05 | Dark pic, no lum or osd | Scope the sandcastle on pin 37 TDA8366, it must be 4V p-p. if only 3V p-p check for leaky SMD transistor 7420 BC847B (marked 1Ft) on sub-board "16/9 module" near the LOPT | 14-09-04 |
| Philips | MD2.21E | "Digital scan" does not appear in the picture menu | In the direction for use is mentioned that in the picture menu the function 'Digital Scan' can be switched off.
However during the picture modes; Super Zoom, 14/9, 16/9, subtitles an automatic the function 'Digital Scan' does not appear in the picture me | 14-09-04 |
| Philips | MD2.21E | +5 V stand-by defective (also fuse 1580 defect) | First check the +5 V supply panel before replacing the fuse.
When the +5 V panel is defective, it could be that the +5 V becomes too high, which will damage the circuitry. | 14-09-04 |
| Philips | MD2.21E | ACI table filling stops when National Geographic Channel is found | Replace position 7202 on the TXT & control module by:
4822 900 11102 Software for non EPG sets
4822 900 11066 Software for -/58 sets
4822 900 11058 Softwrae for EPG sets
REMARKS :
IRIS symptom code 1262
| 14-09-04 |
| Philips | MD2.21E | at switch on set goes into protection mode | Replace C2524 with 10uF | 14-09-04 |
| Philips | MD2.21E | Audio supply repair kit MD2.2 | Audio supply repair kit MD2.2
-----------------------------
For service now there is an audio supply repair kit available.
This repair kit can be ordered with codenumber 4822 310 11086. | 14-09-04 |
| Philips | MD2.21E | Background noise audible in the wireless surround speakers | Change on the receiver module in the active surroud loudspeaker the
following components:
- delete position 3731
- add position 3729 (4k7; 4822 051 20472)
- change position 3730 into 4k7 (4822 051 20472)
REMARKS :
IRIS symptom code 1542 | 14-09-04 |
|
|
| Philips | MD2.21E | Bad start behaviour, ON and ST.BY LED flashing | Change mains input voltage by a variac. When start problem increases with an input voltage that is only about 10% below normal, check or replace the supply optocoupler. With a good optocoupler an avarage set easily starts on 60% of normal mains voltage. | 14-09-04 |
| Philips | MD2.21E | Blinking LED (set in protection) | Set in I2C software protection due to problems with the I2C communication.
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 | MD2.21E | Change in OSD function | Change in OSD function
----------------------
During production the OSD function of the MD2.2xE sets has been
changed with the introduction of new software.
The old situation was that by pressing the OSD button for 5 seconds it
was possible to change bet | 14-09-04 |
| Philips | MD2.21E | Code number of position 7207 of the TXT-Control pa | Code number of position 7207 of the TXT-Control panel
-----------------------------------------------------
The code number of position 7207 (UM62256EM-55LL) of the control panel
is missing in the service manual. The code number is 4822 209 15179. | 14-09-04 |
| Philips | MD2.21E | Code number of the cabinet of the 28PT7103/12 | Code number of the cabinet of the 28PT7103/12
---------------------------------------------
The code number of the cabinet of the 28PT7103/12 is not mentioned in
styling 129 of Product Survey 1997-3 and 4.
The code number for this cabinet is 4822 449 8013 | 14-09-04 |
| Philips | MD2.21E | Codenumber information | Codenumber information
----------------------
Codenumber software IC7202 on TXT control panel
Sets without full EPG (nextview) is 4822 900 11102
Sets with EPG (nextview) is 4822 900 11058
/58 sets with East Europe language cluster is 4822 900 11066
| 14-09-04 |
| Philips | MD2.21E | Colour shift of negative colours | During program changing or with start-up from standby it is possible
that the situation of colour shift of negative colours appears.
This phenomenon only disappears after switching off and on and is
difficult to reproduce.
Solution:
Change position 7505 o | 14-09-04 |
| Philips | MD2.21E | Coloured circles in picture after switching on | Replace on the LSP the following components:
- R3502 from 10 Ohm into 2.2 Ohm (4822 052 11228)
- R3531 from 2k2 into 4k7 (4822 116 52283)
- C2513 from 100nF into 10uF (4822 124 41579) mounted with the - to
the base of T7514
REMARKS :
Introduce | 14-09-04 |
| Philips | MD2.21E | Control knobs of sets with top control does not work | Check the soldering of connector B45 of the top control panel (W or X)
If required resolder the pins of this connector and relief connector
B45.
| 14-09-04 |
| Philips | MD2.21E | Correction to styling 130 of Product Survey 1997-4 | Correction to styling 130 of Product Survey 1997-4
--------------------------------------------------
The description of the code numbers 4822 466 10933 and 4822 466 10934
of position 3 of styling 130 in product survey 1997-4 is not correct.
The correct d | 14-09-04 |
| Philips | MD2.21E | Correction to the MD2.21E/MD2.22E/MD2.23E service | Correction to the MD2.21E/MD2.22E/MD2.23E service manual
--------------------------------------------------------
The code number of the Line Repair kit as mentioned on page 67 of the
service manual MD2.21E/MD2.22E/MD2.23E AA is not correct.
The correct c | 14-09-04 |
| Philips | MD2.21E | Crackling noise coming from the picture tube | Crackling noise coming from the picture tube during light/dark changes of the picture contents.
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 AC | 14-09-04 |
| Philips | MD2.21E | Crackling noise coming from the picture tube during program switching | Service solution; change the picture tube into 4822 131 11279
REMARKS :IRIS symptom code 2145 | 14-09-04 |
| Philips | MD2.21E | Curtain effect just after a white vertical line (ringing phenomenon) | To reduce the ringing phenomenon change the following positions on the Small Signal Panel:
Position 4508 into 1k (4822 051 10102)
Position 3537 into 1k (5322 117 12487)
Position 3538 into 1k (5322 117 12487)
Position 3565 into 1k (4822 051 10102)
Po | 14-09-04 |
| Philips | MD2.21E | Digital picture when dynamic contrast is on. | Check and replace if necessary AI panel.
AI S/L 4822 212 11202
AI S/P 4822 212 11161
AI S/L/P 4822 212 11203
AI P 4822 212 11162
AI L 4822 212 11378
AI S/L/P PALPLUS 4822 212 11205
AI S/P PALPLUS 4822 212 11209
| 14-09-04 |
| Philips | MD2.21E | Distortion in top of picture | Check pins of connector J13 on the DDP. Look for badly soldered
(oxidated) pins. Resolder pins if required.
REMARKS :
Improved connectors introduced in production from week 9742 onwards.
| 14-09-04 |
| Philips | MD2.21E | Does not start, during 15 sec. green LED ON, then red LED ON. | Replace software IC7202 on TXT/Control panel codenr.: 4822 900
11058
and 4822 900 11066 for /58 sets.
| 14-09-04 |
| Philips | MD2.21E | 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 |
| Philips | MD2.21E | Feature boxes in the repair procedure | Feature boxes in the repair procedure
-------------------------------------
The following feature boxes are now also in the repair procedure:
4822 212 11143 FBX3 smartic panic
4822 212 11198 FBX3 smartic limeric
4822 212 11204 FBX4 smartic limeric panic
4 | 14-09-04 |
| Philips | MD2.21E | 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 |