CDU 2 unpowered

[cloudfreak1]

Hi,

cannot get CDU 2 powered , AC and DC connected from external power

 can someone tell me what could be the reason

[ois650]

1) Confirm battery switched on and AC power connected and in use? 

2) DC power is not required unless your APU's battery is flat

Brgds

[cloudfreak1]

...thanks,but i found it now ,have overlooked  the FMS-CDU-2  circuit breaker  was  jumped out

what an airplane ,absolutely great