BDP-BX510, BDP-S4100, BDP-S5100 - Sony DVD Service Manual (repair manual). Page 57

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BDP-S4100/BX510/S5100
6-5
6-4. Video Section Flowchart - HDMI out
Reproduced Video does not appear right
Power Check
Is Power Supply supplied at IC101?
To Power (System) Flowchart
IC101 (#D14 : +3.3V)
IC101 (#C15 : +1.2V)
Power Check
Is IC707 (#5 : +12V)?
To Power (System) Flowchart
Is Power Supply supplied at IC707?
IC407 (#4: +5V)
Is PCONT#1 at IC707 (#1: +3.3V)?
Check the writing from IC101 for PCONT#1 or IC101 is NG 
(Replace MB Board)
 IC707 is NG
Check HTPLG IC101 (#C20 ): +5V
Check  the writing from IC101 for 
HTPLG IC101 (#C20) or IC101 is NG (Replace MB Board)
 
 
Check  if CN701 (#15/16) 
have signal or not?
Check  R743/R44 have signal
Check  R735/736 have signal
Is each Video system signal output?
Check  the writing from IC101 for 
HDMISCK(#B20) / HDMISD (#B19)
or not?
or not?
HDMISCK: IC101 (#B20)  : +5V
HDMISD: IC101 (#B19)  : +5V
Replace CN701 
R743/744 is NG
R735/736 is NG
Check TMDS signal output at
Check TMDS signal output at 
Is TMDS Signal output correctly from each
CN701 (#1,3,4,6,7,9,10 or 12)
R765/766/767/768/769/770/771/772
output?
IC101 (#B13/14/15/16 & A13/14/15/16)
Change HDMI Cable or TV
Replace CN701
 
R765/766/767/768/769/770/771/772 is NG
Note: TMDS Signal output normal value varies from +2.6V~+3.2V
YES
NO
YES
YES
YES
YES
YES
YES
YES
YES
YES
YES
YES
NO
NO
NO
NO
NO
NO
NO
NO
NO
NO
NO
or IC101 is NG (Replace MB Board)
(Replace MB Board)
Only CN701 and MB Board applies in Service part
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