Pioneer VSX-1016V-K Service Manual page 206

1
A
A
IC952 (Pin 12)
Do
No
convert 3 V into
5 V for pin 8
input?
Yes
IC952 (Pin 14)
B
Do
No
convert 3 V into
5 V for pin 6
input?
Yes
IC952 (Pin 16)
Do
No
convert 3 V into
5 V for pin 4
input?
C
Yes
IC952 (Pin 18)
Do
No
convert 3 V into
5 V for pin 2
input?
Yes
To Step 5
D
Step 5: X'tal
IC802 (Pin 2)
Is there
No
a 20 MHz
output?
Yes
To Step 6
E
F
206
1
2
Replace IC952.
Replace IC952.
Replace IC952.
Replace IC952.
Replace IC802 or X801.
VSX-1016V-K
2
3
Step 6: ROM
Slave select
IC851 (Pin 1)
DATA out
IC851 (Pin 2)
IC851 (Pin 5) DATA in
IC851 (Pin 6) Clock in
Is there
movement when turned
No
the MCACC on, and does
movement stop within
3 sec.?
Yes
BUSY
IC801 (Pin 70)
Is the
voltage output about
No
3.3 V during the operation
mentioned
above?
Yes
Is the
voltage output about
No
0 V after the operation is
completed mentioned
above?
Yes
To Step 7
Step 7: DSP output (digital)
Digital output when indicated each CH.
SurroundBack L/R data
IC801 (Pin 4)
Is there No
Replace IC801.
a data output?
Yes
IC801 (Pin 5) Center/LFE data
No
Is there
Replace IC801.
a data output?
Yes
Surround L/R data
IC801 (Pin 6)
Is there No
Replace IC801.
a data output?
Yes
IC801 (Pin 7) Front L/R data
No
Is there
Replace IC801.
a data output?
Yes
To Step 8
3
4
Replace IC851.
Replace IC801.
Replace IC801.
4