Pioneer VSX-1015-S Service Manual page 128

1
Step 6: ROM
A
IC851
Slave Select (pin 1)
DATA Out (pin 2)
DATA In (pin 5)
Clock In (pin 6)
There is movement
B
when turned MCACC
to ON and does
movement stop
within 3 seconds?
Yes
IC801
BUSY (pin 70)
Is
about 3.3V
outputting it
C during above
operation?
Yes
Is
about 0V
outputting it
after above
operation?
Yes
End
D
E
F
128
1
2
No
Replace IC851
No
Replace IC801
No
Replace IC801
VSX-1015-K
2
3
Step 7: DSP output (digital)
• Digital output when indicating each channel
IC801
SurroundBack L/R data (pin 4)
Is pin 4 No
outputting it?
Yes
Center/LFE data (pin 5)
Is pin 5 No
outputting it?
Yes
Surround L/R data (pin 6)
Is pin 6 No
outputting it?
Yes
Front L/R data (pin 7)
Is pin 7 No
outputting it?
Yes
End
3
4
Replace IC801
Replace IC801
Replace IC801
Replace IC801
4