HP Performance Optimized Datacenter 20c Maintenance And Service Manual page 43

Item Component
Source A available indicator
1
Source A wrong rotation indicator Red
2
Source B wrong rotation indicator Red
3
Source B available indicator
4
EPO shutdown indicator
5
EPO armed indicator
6
EPO reset button
7
EPO mode key control
8
EPO shutdown button
9
Light test button
10
EPO bypass mode indicator
11
EPO test mode indicator
12
Main light switch
13
ECS power switch
14
Removing the ECS EPO LED indicators
Remove the screw from the mounting base (1).
1.
Remove the contact block from the mounting base (2).
2.
Indicator Color Description
White Indicates the EPO power status for main
power feed A
Indicates the Source A power phase
rotation is incorrect
Indicates the Source B power phase
rotation is incorrect
White Indicates the EPO power status for main
power feed B
Red Indicates an EPO shutdown or alarm
situation
White Indicates that the EPO system is armed and
operational
Blue Resets the EPO system when pressed
— Enables you to select the EPO mode.
Red Initiates a manual EPO event
— Tests all the EPO LED indicators when
pressed
Green Indicates that the EPO shut down
functionality is bypassed
Yellow Indicates that the EPO system is operating
in test mode or that an EPO cover is open
— Turns power to the HP POD 20c lights off
and on
— Turns the main power to the 24V ECS
system off and on
Removal and replacement procedures 43