Aiwa xc-rw700 Service Manual page 83

TROUBLESHOOTING - 20/26
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3 7 63 1515 0
Execute E.LD On of How to use
Test Tool(Dragon) :
VWDC-1 Loop
TE
L 13942296513
Check the IC P/U connector and
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LD CHECK (Not Recored)
F
YES
CN401 Pin 32(ENBL)= H ?
YES
CN401 Pin 31(W/XR)= H ?
YES
IC401 Pin 5(WREF)
0.5+/-0.2V?
YES
IC401 Pin 16(FPDO):
2.9+/-0.3V,
YES
CN401 Pin 27(VWDC1):
1.2+/-0.8V,
YES
replace the P/U
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8
NO
Check the connection of IC601 pin 20.
Check and replace the IC601(CPLD).
Check the connection of IC409 pin
NO
18,29 and 34.
Check and replace the IC409(DAC).
NO
Check the connection of CN409 pin 4.
Check and replace the CN409(DAC)
Check the connection of CN401 pin 19.
NO
Check and replace the CN401 PICK
UP.
Q Q
3 6 7 1 3
Check the connection of IC401 pin 10.
NO
Check the connection of IC401 pin 13.
Check and replace the IC401, IC409.
Execute C.LD Inspection of
How to use Test Tool(Dragon)
YES
VWDC NG?
NO
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2 9 9 4 2 8
1 5 0 5 8 2 9 9 4
Normal
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9 9
2 8 9 9