Philips LC1.15E, Service Manual

Page 1: ... otherwise without the prior permission of Philips Colour Television Chassis LC1 15E AA Contents Page Safety Precautions 2 Servicing Precautions 3 Description of Controls 5 Troubleshooting 8 Wiring Diagram 9 Block Diagram 10 Main Board for LC151x01 A3 LCD Panel 11 Main Board PWB for LC151x01 A3 LCD Panel 12 13 Control and Tuner Panel PWB 14 Main Board for LC151x01 C3P1 LCD Panel 15 Main Board PWB ...

Page 2: ...rform an AC leakage current check on the exposed metallic parts of the cabinet such as antennas terminals etc to be sure the set is safe to operate without damage of electrical shock Leakage Current Cold Check Antenna Cold Check With the instrument AC plug removed from AC source connect an electrical jumper across the two AC plug prongs Place the AC switch in the on positioin connect one lead of o...

Page 3: ...e integrated circuits and some fieldeffect transistors and semicounductor chip components The following techniques should be used to help reduce the incidence of component damage caused by static by static electricity 1 Immediately before handling any semiconductor component or semiconductor equipped assembly drain off any electostatic charge on your body by touching a known earth ground Alternati...

Page 4: ...e corresponding lead on the circuit board 4 Securely crimp each connection and solder it 5 Inspect on the circuit board copper side the solder joints of the two original leads If they are not shiny reheat them and if necessary apply additional solder Fuse and Conventional Resistor Removal Replacement 1 Clip each fuse or resistor lead at top of the circuit board hollow stake 2 Securely crimp the le...

Page 5: ...ansmission select mono reception Sound output selection in AV mode In AV mode you can select the output sound for the left and right loudspeakers Press the X key repeatedly to select L R the audio signal from the audio L input is sent to the left loudspeaker the audio signal from the audio R input to the right loudspeaker L L the audio signal from the audio L input is sent to the left and right lo...

Page 6: ...it keys To select a TV channel 0 Previous programme To display the previously selected TV channel LIST Programme list To display the programme list b Teletext on off Teletext functions hUfgcek D Sleeptimer With this key you can set a time period after which the TV should switch itself to standby Press the key repeatedly to select the number of minutes The counter runs from B 0 10 20 30 to 240 minu...

Page 7: ...ed for about 10 seconds All the menus are being displayed automatically one after the other To stop Auto demonstration press any key on the front panel VOL Press or to select a menu item Press or to adjust the volume Press or to adjust the menu settings CH PR Press or to browse through the TV channels which are not skipped Press or to select a menu item To switch the TV on from standby B Switches ...

Page 8: ...air the IC801 802 SI4925 P502 and Pin 21 connector 1 Check and fix P502 connector being slipped out 2 Check and fix the components at P502 LCD module and at main board 3 Check Pin21 Cracked components and 1 Check and repair tuner board and main board soldering at tuner board 2 Solder Q403 Q402 and C153 4 Dark screen 1 Defective LCD lamp 1 Replace the inverter 2 Defective inverter 2 Replace the LCD...

Page 9: ... Diagram 15 1 To Lamp Tuner To Panel P502 9965 000 20403 A3 Panel 9965 000 20404 C3 Panel P801 P401 P601 To Speaker P602 6631V25016G 3P 6631V25016P 4P To Lamp To Control PWB 9965 000 20401 A3 Panel 9965 000 20402 C3 Panel ...

Page 10: ... D Sub R G B H V D R G B H V Sync Den Clock From Computer OSD IC MC141585 CVBS Audio Amp LA4282 R Ext R SIF For MNT Application LM151X3 8 bits 1H 1V A to D Converter AD9884 For PC Input Contrast Brightness Color Ext_Video Ext_Y C OSD B R G B Scart RGB For TV Contrast Brightness Color Tint CVBS For TXT AM Interface TMDS 8bits 21 pin RGB Switching TDA8601 Y Cb Cr RGB in Back Light Inverter Assy CVBS...

Page 11: ...Service Sheet of MF 004A P N 3854VA0077A S DATE 2000 10 02 Main Board for LC151X01 A3 LCD Panel ...

Page 12: ...Main Board for LC151X01 A3 LCD Panel Top Side ...

Page 13: ...Main Board for LC151X01 A3 LCD Panel Bottom Side ...

Page 14: ...CONTROL TUNER TOP TUNER BOTTOM ...

Page 15: ...Main Board for LC151X01 C3P1 LCD Panel ...

Page 16: ...Main Board for LC151X01 C3P1 LCD Panel Top Side ...

Page 17: ...Main Board for LC151X01 C3P1 LCD Panel Bottom Side ...

Page 18: ...CONTROL TUNER TOP TUNER BOTTOM ...

Page 19: ... TV 3 Lean the set 45 backward Adjustment is easy 4 Set the PC mode menu as below 3 3 White Adjustment 1 Approve the signal of 64 tones of XGA 1024 768 2 Select all the gain of R B and G with using ADJ of remote control 3 After making 62 tones 63 tones and 64 tones not distinguished with using each signal of R G and B finish adjusting at the moment when the signal 62 63 and 64 is distinguished ADJ...

Page 20: ...49 400 49 2 POS 34 13 SVGA 56 1024 800 224 72 POS 128 24 35 156 36 0 625 600 25 2 POS 22 1 SVGA 60 1056 800 256 128 POS 88 40 37 879 40 0 628 600 28 4 POS 23 1 SVGA 72 1040 800 240 120 POS 64 56 48 077 50 0 666 600 66 6 POS 23 37 Mode H_Total H_Display H_Blanking H_Sync H Polarity H_Bp H_Fp H Freq KHz Clk MHz V_Total V_Display V_Blanking V_Sync V Polarity V_Bp V_Fp SVGA 75 1056 800 256 80 POS 160 ...

Page 21: ...EXPLODED VIEW 112 540 500 550 521 541 120 530 310 400 401 410 ...

Page 22: ...C1001 9965 000 16429 100µF 10V C1002 9965 000 16430 0 01µF 80 50V C101 9965 000 16431 10µF 16V C115 9965 000 16432 100µF 16V C117 9965 000 16432 100µF 16V C120 9965 000 16431 10µF 16V C121 9965 000 16433 47µF 16V C125 9965 000 16434 10µF 50V C127 9965 000 16432 100µF 16V C131 9965 000 16432 100µF 16V C133 9965 000 16435 4 7µF 50V C133 9965 000 16441 22µF 16V C134 9965 000 16433 47µF 16V C137 9965 ...

Page 23: ...3216 4S600 LA516 9965 000 16489 Filter 3216 4S600 LA517 9965 000 16489 Filter 3216 4S600 LA518 9965 000 16489 Filter 3216 4S600 LA519 9965 000 16489 Filter 3216 4S600 LA520 9965 000 16489 Filter 3216 4S600 LA521 9965 000 16489 Filter 3216 4S600 LA522 9965 000 16489 Filter 3216 4S600 LA523 9965 000 16489 Filter 3216 4S600 LA524 9965 000 16489 Filter 3216 4S600 LA525 9965 000 16489 Filter 3216 4S600...

Page 24: ... panel IC805 and IC807 are changed from SI9936DY 9965 000 16476 into SI4808DY 9965 000 16573 to improve the function 4 The LCD panel LC151X01 A3 has been changed into the LC151X01 C3P1 This change is introduced in sets with serial number AG990230 and higher At the same time also the following parts are changed LCD panel LC151X01 A3 9965 000 16410 into LC151X01 C3P1 9965 000 16743 Main board from 9...