| Make | Model | Problem | Solution | Date |
| | | |
| Found: 4551
|
| Philips | MD2.23E | 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 | MD2.23E | 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 | MD2.23E | 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 | MD2.23E | 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 | MD2.23E | 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 | MD2.23E | 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 | MD2.23E | 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 | MD2.23E | 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 | MD2.23E | 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 | MD2.23E | Intermittent no picture | Check pins of 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 | MD2.23E | Introduction of DNR; Removal of Multi-PIP | Introduction of DNR; Removal of Multi-PIP
-----------------------------------------
During production Automatic DNR has been introduced in the MD2.2xE
sets. At the same time the Multi-PIP function has been removed because
these 2 functions can not be avai | 14-09-04 |
| Philips | MD2.23E | No mosaic function available | In the newer 4/3 sets the mosaic function is not available anymore.
Instead of the mosaic menu, the auto-DNR function is added.
Those sets are supplied with an Instruction for use according to the
new status of featuring. There are no changes in type or | 14-09-04 |
| Philips | MD2.23E | 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 | MD2.23E | No picture and no tuning | Check pins of 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 | MD2.23E | No picture, sound OK | Check the "customer service mode": press mute (remote control) and
menu (local control) at the same time for 3 seconds.
If the PP values are at zero then these values should be changed.
| 14-09-04 |
| Philips | MD2.23E | No picture. Sound, menu and TXT are OK. | Check pins of connector O55 on the combfilter panel. Look for badly
soldered (oxidated) pins. Resolder the pins if required.
REMARKS :
Improved connectors introduced in production from week 9742 onwards.
| 14-09-04 |
| Philips | MD2.23E | No TXT, no menu, no OSD | Check and replace if necessary X-tal position 1201 on the TXT&control
panel (27MHz; 4822 242 81191).
| 14-09-04 |
| Philips | MD2.23E | Picture distortions on canal+ and FR2 | Change resistor R3141 on the IF module into 180 ohm (4822 117 11448). | 14-09-04 |
| Philips | MD2.23E | Seagull effect in the top of the screen | Add North South panel 4822 212 11564 on position L91 of the LSP.
Remove bridge wire 9621.
Add bridge wires 9431, 9442 and 9443.
REMARKS :
This is only a service solution and will not be implemented in
production. | 14-09-04 |
| Philips | MD2.23E | Service hint | Service hint
------------
Check the VDR on the mainsfilter panel. If this is defective, replace
the old VDR (4822 116 21217) by a new one (4822 116 10065).
REMARKS :
Introduced in production from week 9752 onwards. | 14-09-04 |
| Philips | MD2.23E | Set can go into protection by switching on. | Change capacitor C2524 (parallel to C2525) into 10uF (4822 124 41579).
| 14-09-04 |
| Philips | MD2.23E | Set inoperative. Red LED flashing. Err 47 44 48 69 88 | Check and replace if necessary resistor R3609 (4K7; 4822 052 10472) on
the LSP.
| 14-09-04 |
| Philips | MD2.23E | Set switches to stand-by | Change software into the V_3104 317 00890 (4822 900 11058)
REMARKS :
Introduced in production from week 9737 onwards. | 14-09-04 |
| Philips | MD2.23E | Sometimes still picture occurs | Check and replace if necessary IC7400/IC7441
(TDA8753AN; 4822 209 90528) on the feature box.
| 14-09-04 |
| Philips | MD2.23E | Subpages not stored/updated in menubar | Check whether jumper 4400 is present on TXT-control panel.
If not present, mount jumper.
The location is between X-tal 1201 and TXT IC7400.
Codenumber jumper: 4822 051 20008.
| 14-09-04 |
| Philips | MD2.23E | The bottom left side of picture shows a green teletext symbol | The bottom left side of picture shows a green teletext symbol whether or not the teletext is switched on.
Subtitling is selected, but the subtitling page is not stored.
Switch off the subtitle function by pressing the subtitle knob on the remote cont | 14-09-04 |
| Philips | MD2.23E | Totally inoperative, red LED slowly flashing; +5V is 2,2V | Check/replace diode D6520 (1N5822; 5322 130 32677) on the +5V panel.
| 14-09-04 |
| Philips | MD2.23E | Two vertical grey bars in picture | Bent flatcables S10/L10 and S15/L15 away from TDA9143 (pos. 7352 on
the SSP)
| 14-09-04 |
| Philips | MD2.23E | Unstable moving, "waving" picture | Check on +5 V panel the soldering of C2530. Also check and resolder pin 1,2,3, and 10,11,12 of connector V50 on the LSP. | 14-09-04 |
| Philips | MD2.23E | Vertical stripes in picture | On the right side a 2.5 cm width dark band and on the left side a
vertical stripe can be seen.
Check if the wires S11-L11 and S10-L10 do not touch C2368 on the SSP.
If they touch C2368 bend them away from C2368. | 14-09-04 |