Pioneer VSX-1015TX-S Service Manual page 128

1
QQ
3 7 63 1515 0
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
during above
C
operation?
Yes
Is
TE
L 13942296513
about 0V
outputting it
after above
operation?
Yes
End
D
E
www
F
128
1
http://www.xiaoyu163.com
2
No
Replace IC851
No
Replace IC801
No
Replace IC801
x ao
y
. i
VSX-1015TX-K
2
http://www.xiaoyu163.com
3
8
Step 7: DSP output (digital)
• Digital output when indicating each channel
IC801
SurroundBack L/R data (pin 4)
Is pin 4
outputting it?
Yes
Center/LFE data (pin 5)
Is pin 5
outputting it?
Yes
Surround L/R data (pin 6)
Is pin 6
outputting it?
Yes
Front L/R data (pin 7)
Q Q
3 6 7 1 3
Is pin 7
outputting it?
Yes
End
u163
.
3
4
2 9 9 4 2 8
No
Replace IC801
No
Replace IC801
No
Replace IC801
1 5 0 5 8 2 9 9 4
No
Replace IC801
m
co
4
9 9
2 8 9 9