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Sony Manuals
LCD TV
KD-49X7 D Series
Service manual
Sony KD-49X7 D Series Service Manual page 26
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Contents
Table of Contents
Troubleshooting
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Table of Contents
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1.2 No Power u-com Failure
BM2/DPA Board Model
DC_OFF_DET check
START
no
Check DC_OFF_DET
END
R420
IC400 is working OK
Is voltage < 3V?
yes
Check Vdd
no
C418
Change IC400
Is voltage < 5V?
yes
END
IC400 is working OK
26
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Table of Contents
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This manual is also suitable for:
Kd-55x7 d series
Kd-49xd7 series
Kd-55xd7 series
Kj-49x7 d series
Xbr-55x7 d series
Xbr-49x7 d series
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