| Make | Model | Problem | Solution | Date |
| | | |
| Found: 4551
|
| Philips | MD2.22E | 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 | MD2.22E | 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 | MD2.22E | 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 | MD2.22E | 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 | MD2.22E | 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 | MD2.22E | 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 | MD2.22E | 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 | MD2.22E | 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 | MD2.22E | 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 | MD2.22E | Correction to styling 152 of Product Survey 1997-3 | Correction to styling 152 of Product Survey 1997-3 (4822 727 21552)
-------------------------------------------------------------------
The code number of the tuner cable mentioned in the parts list is not
correct. The code number mentioned is of a tuner | 14-09-04 |
|
|
| Philips | MD2.22E | 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 | MD2.22E | 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 | MD2.22E | 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 | MD2.22E | 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 | MD2.22E | 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 | MD2.22E | 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 | MD2.22E | 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 | MD2.22E | 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 | MD2.22E | 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 | MD2.22E | 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 | MD2.22E | Greek characters in Teletext. | Change software into the following version:
Non EPG sets: V_3104 317 00860; 4822 900 11102
EPG sets : V_3104 317 00890; 4822 900 11058
-/58 sets : V_3104 317 00870; 4822 900 11066
REMARKS :
Introduced in production from week 9737 onwards. | 14-09-04 |
| Philips | MD2.22E | Horizontal (colour or black/white) stripes | Check the connector (O55) of the combfilter.
Resolder on the small signal panel but also at the comb-filter PCB.
| 14-09-04 |
| Philips | MD2.22E | Horizontal jitter or sync faults during text-dualScreen mode. | 1. Switch the set on and let the set warm-up for about 1 hour with the
rear cover mounted and eventually covered with a cloth.
2. Adjust L5465 in the following way:
- turn L5465 to the left till the picture is out of sync.
- turn L5465 to the rig | 14-09-04 |
| Philips | MD2.22E | Horizontal lines in 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 | MD2.22E | Horizontal stripes in picture on high volume or ticking against set | Check pins on connector O55 on the combfilter panel. Look for badly
soldered (oxidated) pins. Resolder pins if required.
REMARKS :
Improved connectors introduced in production from week 9742 onwards.
| 14-09-04 |
| Philips | MD2.22E | How to access "Customer Service Mode" | Press "mute" (on Remote Control) and "menu" on the TV-set at the same
time for 4 seconds.
On screen a survey will be given with the status of the various
settings of the current transmittor.
| 14-09-04 |
| Philips | MD2.22E | 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 | MD2.22E | Influence from wireless dolby on channel 3 | Cause:
The wireless dolby transmitter influences the 55.25 MHz on channel 3.
The local oscillator from the tuner interferes with the wireless dolby
transmitter frequency and this results in a cross pattern on channel 3
(55.25 MHz).
Solution:
- Add on pos | 14-09-04 |
| Philips | MD2.22E | Interference from VCR visible in picture | - Respect the distance of 20cm as mentioned in the DFU of the VCR.
- Use a special antenna cable: 4822 321 61224 or 4822 320 11091 for PA
4822 321 61226 for SECAM
REMARKS :
IRIS symptom code 134X | 14-09-04 |
| Philips | MD2.22E | 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 |