Pioneer VSX-918V-S Service Manual page 44

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* When connected the source equipment to IN2;
A
IC101 (Pin 45)
SDA (HDMI IN2)
Is
there a same
No
signal as IC102-pin 7
when selecting
IN2?
(0 to 5 V)
Yes
IC101 (Pin 46) SCL (HDMI IN2)
Is
there a same
No
B
signal as IC102-pin 9
when selecting
IN2?
(0 to 5 V)
Yes
Step 2-6: TMDS
IC101 (Pins 25,26,28,29,31,32,34,35)
Are there
No
C
signals(approx. 0.5
Vp-p) in all
lines?
Yes
End
TE
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http://www.xiaoyu163.com
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Check the IC101 and JA102.
If IC101 or JA102 is failure,
replace IC101 or JA102.
Check the IC101 and JA102.
If IC101 or JA102 is failure,
replace IC101 or JA102.
TMDS OUTPUT
Check the IC101.
If IC101 is failure, replace IC101.
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VSX-918V-K
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http://www.xiaoyu163.com
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