Number Item Description
1 ACT LED Green: Normal operation.
Blink green: Drive is being
accessed.
2 ALM LED Red: Drive stopped due to
a failure and can be
replaced.
3 POWER, READY, WARNING,
and ALARM LEDs
Note: When System Option
Mode 1097 is set to ON,
the WARNING LED does not
blink, even if the following
failure service information
messages (SIM) are issued:
452xxx, 462xxx, 3077xx,
4100xx, and 410100.
4 POWER ON/OFF (main
switch)
Powers the storage system.
5 Large form-factor drives The twelve 3.5-inch large
form-factor drives are
positioned horizontally.
The slots are organized in
the following order:
8 9 10 11
4 5 6 7
0 1 2 3
CBSL controller rear panel LEDs
The following table describes the deî ´nitions of the CBSL controller rear panel LEDs.
CBSL controller rear panel LEDs
Chapter 2: System controllers
Hitachi Virtual Storage Platform G350, G370 Hardware Reference Guide 23