Introduction
1-9
Hitachi Compute Rack 220S CRU Replacement Guide
Rear side
Figure 1-6: CR 220S rear side overview
Table 1-7: CR 220S rear side indicators
Location
Name
State
Description
Green-On
Accessing HDD.
Amber-On
Error occurred.
1
HDD status LED
(optional)
Amber-Blink*
On-going data rebuild.
Green-Blink
AC power is supplied / Stand-by state (AC cable is connected,
POWER switch is OFF)
Green-On
Power is ON / Normal operation (POWER switch is ON)
Amber-Blink
Warning status (over-temperature)
2
Power supply LED
Amber-On
Errors occurred (Failure, AC cable has been disconnected, or
other reason)
3
Network interface
connectors 1-4
-
Connectors to connect LAN cables. Network interface
connector numbers are 1 to 4 from right to left.
4
SERVICE switch
with SERVICE LED
Blue-On
The SERVICE LED turns on when a SERVICE switch either on
the front side or the rear side is pressed.
5
Management
interface
connector
-
Connect the management interface connector to a system
console terminal using a LAN cable when you use the remote
management function.
For the details of the remote management function, see
Remote Management User’s Guide
.
* The LED lights green while the HDD is being accessed for rebuilding.
1
4
3
5
2
2
