-83-
TROUBLESHOOTING - 20/26
NO
Check the connection of IC601 pin 20.
Check and replace the IC601(CPLD).
NO
Check the connection of IC409 pin
18,29 and 34.
Check and replace the IC409(DAC).
LD CHECK (Not Recored)
YES
YES
NO
Check the connection of CN409 pin 4.
Check and replace the CN409(DAC)
YES
NO
NO
YES
Check the IC P/U connector and
IC401 Pin 16(FPDO):
2.9+/-0.3V,
YES
YES
CN401 Pin 27(VWDC1):
1.2+/-0.8V,
YES
NO
Normal
F
Execute E.LD On of How to use
Test Tool(Dragon) :
VWDC-1 Loop
CN401 Pin 32(ENBL)= H ?
CN401 Pin 31(W/XR)= H ?
IC401 Pin 5(WREF)
0.5+/-0.2V?
Check the connection of CN401 pin 19.
Check and replace the CN401 PICK
UP.
VWDC NG?
Check the connection of IC401 pin 10.
Check the connection of IC401 pin 13.
Check and replace the IC401, IC409.
Execute C.LD Inspection of
How to use Test Tool(Dragon)
www. xiaoyu163. com
QQ 376315150
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9
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8
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4
2
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8
TEL 13942296513
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9
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8
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2
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8
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Q
TEL 13942296513 QQ 376315150 892498299
TEL 13942296513 QQ 376315150 892498299
