Philips CX50 report error 0022, can not enter the system

Failure phenomenon:

Philips CX50 report error 0022, can not enter the system.

Failure analysis:

When the machine starts up, error 0022 is reported, which may be caused by the failure of the power board or channel board. First enter the background self-check, and the self-check result is the problem of the Pwr Sup power board, so the next troubleshooting of the power board.

Repair results:
Replace the power supply, all the functions of the machine are used normally, and the fault is eliminated.