5
6
7
8
61
5
6
7
8
VSX-84TXSi
C
D
F
A
B
E
Step 5:
IC301 (pin 82)
Step 5-1
60958
DVD playback
(In a case of no DVD audio output)
Is there a data
?
No
Yes
Replace the HDMI & 1394 Assy.
Replace the HDMI & 1394 Assy.
IC301 (pin 2)
Is there a data
?
No
Yes
IC404 (pin 4)
Is there a data
?
No
Step 5-2
DVD-AUDIO playback
(In a case of no DVD-AUDIO audio output)
clock and data
?
Yes
X302 (pin 3)
Step 5-3
CLK, DATA
SACD playback
(In a case of no SACD audio output)
Is
oscillation
of 22.5792MHz
output?
No
Yes
IC301 (pins 70-72, 75-81)
Are there
clock and data
?
No
Yes
IC301 (pins 20, 22-25, 28, 29)
Are there
clock and data
?
No
Check the soldering of X302.
If soldering has not been done
correctly, replace X302.
Check the soldering of IC301.
If soldering has not been done
correctly, replace IC301.
Check the soldering of IC404.
If soldering has not been done
correctly, replace IC404.
Check the INTERFACE or
DIGITAL MOTHER ASSY
Check the INTERFACE or
DIGITAL MOTHER ASSY
Yes
CN1001 (pin 6)
Is there a data
?
No
Yes
Check the soldering of IC464.
If soldering has not been done
correctly, replace IC464.
CN1001 (pin 8-13,15)
Is there a
CLK,DATA
?
No
Yes
Check the soldering of IC466.
If soldering has not been done
correctly, replace IC466.
Check the soldering of IC301 and
IC302. If soldering has not been
done correctly, replace IC301 and
IC302.
To Steps 5-3-1, 5-3-2
Yes
IC462 (pins 19-23)
Are there
clock and data
?
No
Yes
Check the soldering of IC462.
If soldering has not been done
correctly, replace IC462.
Check the soldering of IC301 and
IC302. If soldering has not been
done correctly, replace IC301 and
IC302.
Yes
CN409 (pin 4)
Is there a MCK
?
No
Check the soldering of IC409.
If soldering has not been done
correctly, replace IC409.
T1
U1
A1
V1
T1
T1
V2
T1
T2
A1
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