Справочник Пользователя для Acer R910 Series

 1 System tour

14

Rear panel LED indicators

Below table lists the LED states on the rear panel. 

A1

Hot-swap 
power 
supply 
module 
status 
indicator

Power 
good 
indicator

Green, on

System has power 
applied to it.

A2

Fault 
indicator

Amber, on

• Power rail failure.

• Power supply is in a 

latched state.

Amber, off

• Power supply module 

failure, +3.3 VSB is 
lost. 

• System is not powered 

on. 

A3

DC OK 
indicator

Green, on

DC power cord is plugged 
into an active DC power 
source. 

B

System ID 
indicator

Blue, on

System identification is 
active. 

Blue, off

System identification is 
disabled.