Pioneer SX-LX70SW Service Manual page 25

5
QQ
3 7 63 1515 0
D
CN1001 (Pin 15)
Is there a
CLK?
Yes
IC201 (Pins 7,8)
Is there a
CLK?
Yes
IC201(Pins 3,4,5,6) SD0-3
Is there a
DATA?
Yes
TE
L 13942296513
CN1001
(Pins 12,13)
Is there a
CLK?
Yes
CN1001
(Pins 8-11)
Is there a
DATA?
Yes
CN1001(Pin 17)
Is the voltage
"L" (0 V)?
Yes
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DSP Troubleshooting
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6
MCLKO
A1
Check the parts and patterns in
No
the path (IC201 - CN1001).
Check the soldering of IC201,
L207, Control Signal.
No
Replace IC201.
WS.SCK
J3
Check the parts and patterns in
No
the path (IC101 - IC201).
No
Replace IC101.
J3
No
Check the parts and patterns in
the path (IC101 - IC201).
No
Replace IC101.
BCKO,LRCKO
A1
Check the parts and patterns in
No
the path (IC201 - CN1001).
Check the soldering of IC201,
L207, Control Signal.
No
Replace IC201.
SD0-3O
A1
Check the parts and patterns in
No
the path (IC201 - CN1001).
Check the soldering of IC201,
L207, Control Signal.
No
Replace IC201.
HDMUTE
A1
No
Check the parts and patterns in
the path (IC501 - CN1001).
No
Replace IC501.
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7
2 9
8
Q Q
3 6 7 1 3 1 5
co
.
SX-LX70SW
7
8
9 4 2 8
0 5 8 2 9 9 4 2 8
m
9 9
A
B
C
9 9
D
E
F
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