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4 Troubleshooting
4-1
4 Troubleshooting
4-1 No Power
Does proper DC 14 V
appear at Pin 1,2,5
of CN600?
Check the IP Board.
There is no light in the power indicator.
Check IC200 and IC301.
Yes
No
Does proper DC 5V
appear at Output of
IC302?
Check the IC302
Yes
No
Does proper DC 3.3V
appear at
Pin 3 of the IC600?
Check the IC600.
No
Yes
Yes
Does proper DC 1.8V
appear at
Pin 2 of the IC602?
Check the IC602.
No
1
2
3
4