搞定了。
但没关机过。
# apm
APM version: 1.2
APM Managment: Enabled
AC Line status: on-line
Battery status: unknown
Remaining battery life: unknown
Remaining battery time: unknown
Number of batteries: 0
Resume timer: disabled
Resume on ring indicator: enabled
APM Capacities:
global standby state
global suspend state
resume timer from standby
resume timer from suspend