cloudfreak1 Posted January 12, 2022 Report Share Posted January 12, 2022 Hi, cannot get CDU 2 powered , AC and DC connected from external power can someone tell me what could be the reason Quote Link to comment Share on other sites More sharing options...
ois650 Posted January 12, 2022 Report Share Posted January 12, 2022 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 Quote Link to comment Share on other sites More sharing options...
cloudfreak1 Posted January 13, 2022 Author Report Share Posted January 13, 2022 ...thanks,but i found it now ,have overlooked the FMS-CDU-2 circuit breaker was jumped out what an airplane ,absolutely great Quote Link to comment Share on other sites More sharing options...
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