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Electronic appliance repair tips database - TV (LCD,TFT,Plasma,Digital), Monitor, VCR, DVD recorder and player, Digital camera, Audio equipment, Microwave ovens, Phone systems, Computer repair

MakeModelProblemSolutionDate
Found: 4551
PhilipsMD2.11EBad start behaviour, ON and ST.BY LED flashingChange 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
PhilipsMD2.11EBlinking 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

PhilipsMD2.11ECode number of position 7207 of the TXT-Control panalCode 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
PhilipsMD2.11ECodenumber informationCodenumber information Codenumber Feature-box FBX 4 ECO 100HZ is 4822 212 10685.14-09-04
PhilipsMD2.11EColourspots on screen; degaussing defectiveThe circularly pattern consists of a red spot in the middle, surrounded by a green circle, which again is surrounded by a blue circle. This is caused by a defective position 7507 on the LSP. Delete position 7507. Mount jumper 9507 on the LSP14-09-04
PhilipsMD2.11ECorrection Service ManualCorrection Service Manual On page 2 of the service manual the specification of the CVBS status on pin 8 of the euro connectors is wrong. The correct specification should be: 0 - 2V : INT 4,5 - 7V : EXT 16:9 9,5 - 12V : EXT 4:3 REMARKS :P14-09-04
PhilipsMD2.11ECorrection to styling 130 of Product Survey 1997-4Correction 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 description is; 4822 466 10933 Protection plate14-09-04
PhilipsMD2.11ECrack in sound with a mono signal with no modulationChange 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 9614-09-04
PhilipsMD2.11ECrackling noise coming from the picture tubeCrackling 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 AC14-09-04
PhilipsMD2.11ECurtain 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) Po14-09-04
PhilipsMD2.11EDark picture via CVBS Terrestrial. Via SCART picture is OKCheck and replace if necessary C2405 (220nF; 4822 126 13473) on the LSP.14-09-04
PhilipsMD2.11EDigital black points in black and white picture when set is warmed upCheck IC7450 (SAA4970T; 4822 209 33689) on the feature box for temperature dependancy. If necessary replace.14-09-04
PhilipsMD2.11EDoes not function; supply defective.Check and replace if necessary R3505 (1.5 Ohm; 4822 117 12074) on the LSP.14-09-04
PhilipsMD2.11EEasy way to check the Power SupplyEasy way to check the Power Supply The MC44603 can be checked for basic operation without the set being connected to the Mains supply. Method: 1) Discharge the 300V smoothing Capacitor. 2) Connect a BYD33D Diode to pin ONE of the SMPS control I.C (C14-09-04
PhilipsMD2.11EErr. 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) SAA514-09-04
PhilipsMD2.11EExtension cablesExtension cables Service extension cables 4822 310 10674 can be used for servicing LSP and also for the feature box.14-09-04
PhilipsMD2.11EFailure of the degaussing switch off circuit (position 7507) on LSPCheck 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 Introdu14-09-04
PhilipsMD2.11EFirst 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
PhilipsMD2.11EFlashing 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
PhilipsMD2.11EHow 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
PhilipsMD2.11EIntermittent no audioCheck 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
PhilipsMD2.11EIntermittent no pictureCheck 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

PhilipsMD2.11EIntermittent no picture and/or soundCheck 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
PhilipsMD2.11EInterruption of MOSAIC mode when using decoders connected to externalWhen 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 setting14-09-04
PhilipsMD2.11ELines in picture with movie-expand. Interpolation not OKCheck and replace if necessary Prozonic IC7447 (SAA4990H; 4822 209 90034) on the feature box.14-09-04
PhilipsMD2.11EModificationModification 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
PhilipsMD2.11ENo 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
PhilipsMD2.11ENo DOLBY on screen display with VCR playback of a DOLBY signalChange 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 9614-09-04
PhilipsMD2.11ENo E/W modulation.Check and replace if necessary resistor R3481 (1k; 4822 050 11002) and Fet T7480 MTP3055EF1; 4822 130 63726).14-09-04
PhilipsMD2.11ENo operation; error codes 47/44/48/69.Check connector of horizontal deflection (L17). 14-09-04
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