NAD C660 Service Manual page 23

G
Execute 'E.LD On' of 'How to use
Test Tool (Dragon) : 'VWDC-2'
YES
PN101 Pin 30 (ODON) = H?
YES
PN101 Pin 31 (W/XR) = H?
YES
PN101
Pin26 (VWDC2):
(1.0±0.2V)?
YES
Check the P/U connector and
replace the P/U.
•Check the connection of IC310 pin 21
NO
and 30.
•Check and replace the IC310 (CPLD).
•Check the connection of IC310 pin 18
NO
and 34.
•Check and replace the IC310 (CPLD).
NO
•Check the connection of IC110 pin 19.
•Check and replace the IC110 (DAC)
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