Trouble Shooting A - NAD C510 Service Manual

No Pow er or Pow er shuts off
immediately
Amber LED ON?
YES
Touch Pow er key
LED turns Blue?
Front panel show NAD C510
YES
Connect USB cable to computer
Computer found hardw are
and C510
Display sample rate
YES
B

TROUBLE SHOOTING A

NO Check Adaptor
12V RIGHT?
YES
Check main Board
3V3S RIGHT?
YES
Check Q503
Check Touch board
NO
Check TPG503 38V RIGHT?
YES
Check U505, U506
Check U1006, U1008, U1012
NO Check J1003
Check Y1004, Y1005, U1000
Check driver on computer
NO
Change Adaptor
NO
Short circuit of 3V3s?
YES
Check U1037 U1042
Check Touch board and cable
NO
Check Q505, Q508
7
NO
Replace U1043