Service Manual
Page 22
TROUBLESHOOTING GUIDE THE PICTURE APPEARS, BUT THE AUDIO DOES NOT APPEARS. (ATRFMODE) No Is CP1001 connected? Connect CP1001. No Change TU2801. Check IC1001 and peripheral circuit. Check IC1002 and peripheral circuit. No Is there signal at pins Yes 28 and 30 of ...
TROUBLESHOOTING GUIDE THE PICTURE APPEARS, BUT THE AUDIO DOES NOT APPEARS. (ATRFMODE) No Is CP1001 connected? Connect CP1001. No Change TU2801. Check IC1001 and peripheral circuit. Check IC1002 and peripheral circuit. No Is there signal at pins Yes 28 and 30 of ...
Service Manual
Page 23
Yes No Is CD7201 connected? Change IC2405. Is there voltage at IC2405? Check IC401, T401, D437 and peripheral circuit. No No Is there signal at pins 1, No 2, 3, 4 and 5 of CP406 Yes Connected CD7201. Change V2301(PANEL). E-3 Yes Is there signal at pin No 28,29,30 and 31 of CD7201? Yes Check DIGITAL PCB. Check Q3410 and peripheral circuit. Yes Is there voltage at pins 7, Yes 8, 10, 11, 13, 14, 16, 17, 19 and 20 of CP2407 5V? TROUBLESHOOTING GUIDE THE PICTURE DOES NOT APPEAR (1) No Does backlight shine?
Yes No Is CD7201 connected? Change IC2405. Is there voltage at IC2405? Check IC401, T401, D437 and peripheral circuit. No No Is there signal at pins 1, No 2, 3, 4 and 5 of CP406 Yes Connected CD7201. Change V2301(PANEL). E-3 Yes Is there signal at pin No 28,29,30 and 31 of CD7201? Yes Check DIGITAL PCB. Check Q3410 and peripheral circuit. Yes Is there voltage at pins 7, Yes 8, 10, 11, 13, 14, 16, 17, 19 and 20 of CP2407 5V? TROUBLESHOOTING GUIDE THE PICTURE DOES NOT APPEAR (1) No Does backlight shine?
Service Manual
Page 46
... 100 ZL_P 5.6K 1/2W R426 C422_1 VCC REGULATOR Q405 KTC3209_Y 19.0 34.8 19.4 R424 47K 0 0.8 0 VCC REGULATOR Q406 KTC3875S_Y_RTK 15K R427 CAUTION: IS THE LIVE CONNECTION HS405 763WAA0365 IC408 PS2561AL1-1-V(W) 2.5 0 IC409 PS2561AL1-1-V(W) 0.8 0 C468 250V0.001 KX C427 250V 470P KX C463 250V470P KX 34 21 34 21 R435 1K GND NC...
... 100 ZL_P 5.6K 1/2W R426 C422_1 VCC REGULATOR Q405 KTC3209_Y 19.0 34.8 19.4 R424 47K 0 0.8 0 VCC REGULATOR Q406 KTC3875S_Y_RTK 15K R427 CAUTION: IS THE LIVE CONNECTION HS405 763WAA0365 IC408 PS2561AL1-1-V(W) 2.5 0 IC409 PS2561AL1-1-V(W) 0.8 0 C468 250V0.001 KX C427 250V 470P KX C463 250V470P KX 34 21 34 21 R435 1K GND NC...
