HP 9000 SuperDome小型机无法开机？

HP 9000 SuperDome小型机无法开机，提示以下报错信息：
MP:CM> pe

This command controls power enable to a hardware device.

B - Cabinet
C - Cell
X - Complex
I - IO Chassis
P - Partition
    Select Device: b

Enter cabinet number: 0

NOTE: The cabinet power option is deprecated! Please use the

  complex power option, instead.  Using the cabinet power
  option in a multi-cabinet complex is not supported, and
  may cause nPartition boot failures.

The power state is OFF for Cabinet 0.
In what state do you want the power? (ON/OFF) on

ERROR: attempting to power ON : RtnCodeCabPwrSwitchOff
请问是什么问题？