3-2
ELECTRICAL TROUBLESHOOTING GUIDE
No 5V_A
No 5.2VA
Is 5.2VA section working?
Is 5.2V present at emitter
of Q107?
Replace Q107.
Is there a DC voltage At
(+) terminal of BD101?
Is there a DC voltage at
R101?
Replace IC101.
Check F101
1. Power check flow
No VF+
Is 5.2VA section working?
Replace D102.
Check F102
NO
NO
YES
YES
YES
YES
Replace R101.
YES
Replace BD101.
YES
YES
A.
B.
NO
NO
NO
NO
Summary of Contents for T534AH
Page 21: ...3 12 2 SDRAM CLOCK 3 TRAY OPEN CLOSE SIGNAL FIG 2 1 FIG 3 1 ...
Page 24: ...3 15 FIG 7 2 DVD FIG 7 3 CD ...
Page 25: ...3 16 FIG 7 4 CD 8 FOCUS ON WAVEFORM FIG 8 1 DVD ...
Page 26: ...3 17 FIG 8 2 CD FIG 9 1 9 SPINDLE CONTROL WAVEFORM NO DISC CONDITION ...
Page 27: ...3 18 10 TRACKING CONTROL RELATED SIGNAL System checking FIG 10 1 DVD FIG 10 2 CD ...
Page 29: ...3 20 13 MT1389 AUDIO OUTPUT TO AUDIO DAC ASDATA3 2 COMPOSITE VIDEO SIGNAL FIG 12 2 FIG 13 1 ...
Page 30: ...3 21 14 AUDIO OUTPUT FROM AUDIO DAC 15 HDMI 480P IC703 VSYNC IC703 HSYNC IC703 DE FIG 14 1 ...
Page 32: ...3 23 18 COMPONENT 720P Y 19 COMPONENT 1080I Y FIG 14 1 ...
Page 41: ...3 34 3 35 A B C D E F G H I J K L M N O P Q R S T 3 SYSTEM CIRCUIT DIAGRAM ...
Page 44: ...3 40 3 41 6 5 1CH SCART CIRCUIT DIAGRAM A B C D E F G H I J K L M N O P Q R S T ...
Page 45: ...3 42 3 43 7 VIDEO HDMI CIRCUIT DIAGRAM A B C D E F G H I J K L M N O P Q R S T ...
Page 47: ...3 46 3 47 PRINTED CIRCUIT DIAGRAMS 1 MAIN P C BOARD ...
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