Sony BDP-S7200 Service Manual page 45

6-4. Video/HDMI Section Flowchart - HDMI out
Reproduced Video does not appear right
Power Check
Is Power Supply supplied at IC101?
IC101 (#G26 : +3.3V)
IC101 (#E26 : +1.2V)
YES
Power Check
Is Power Supply supplied at IC601?
IC60 0 1 (#4: +5V)
YES
Check HTPLG IC101 (#AD28): +5V
YES
Check if CN601 (#15/16) Check R643/R 64 4 4 have
NO
have signal or not?
signal
YES
Check TMDS signal output at
CN701 (#1,3,4,6,7,9,10 or 12)
YES
Change HDMI Cable or TV
Note: TMDS Signal output normal value varies from +2.6V~+3.2V
Only CN601 and MB Board applies in Service part
NO
To Power (System) Flowchart
NO
Is IC601 (#5 : +12V)?
YES
Is PCONT#1 at IC601 (#1: +3.3V)?
YES
IC601 is NG
NO
Check the writing from IC101 for
HTPLG IC101 (#AD28) or IC101 is NG
Check R635/636 have signal
NO
or not? or not?
YES
Replace CN601 R643/644 is NG
NO
Check TMDS signal output at
R612/613/614/615/616/617/618/619
YES
Replace CN601
NO
To Power (System) Flowchart
NO
Check the writing from IC101 for PCONT#1 or IC101 is NG
(Replace MB Board)
Is each Video system signal output?
NO
HDMISCK: IC101 (#AB25) : +5V
HDMISD: IC101 (#AB26) : +5V
YES
YES
R635/636 is NG
NO
Is TMDS Signal output correctly from each
output?
IC101 (#D27/D28/E27/E28/F27/F28/G27/G28)
YES
R612/613/614/615/616/617/618/619
6-5
BDP-S7200
(Replace MB Board)
NO
Check the writing from IC101 for
HDMISCK (#AB25) / HDMISD
or IC101 is NG (Replace MB Board)
NO
(Replace MB Board)
(#AB26)