Table 42. Front LEDs and controls
Number
LED
Normal Status
Problem Status
1
Drive Activity LED
On (not blinking) - No
data is being processed
Blinking - Data is being
processed
Off
2
Drive Fault LED
Off
Blinking - Drive, volume,
or storage array locate
function
On (not blinking)
3
Global Locate
On
N/A
4
Global Summary Fault
Off
On
5
Global Power
On
Off
6
Link Rate Switch
Set to the 2 Gbps or 4
Gbps position, depending
on your configuration.
N/A
Battery unit LEDs
This section describes the primary LEDs on the storage subsystem battery units for
all models.
ds470103
2
3
4
5
6
1
Figure 98. Front LEDs and controls
128
IBM System Storage DS4700 Express Storage Subsystem: Installation, User’s and Maintenance Guide
Summary of Contents for DS4700 EXPRESS
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