Standard on Base Module
Optional on Expansion Module (required
if drives are present)
2
Power supply 2
Optional on Base Module and Expansion Modules
3
Tape drive bays
Full high drives take up 2 bays and can only be installed in the lower two drive
bays.
4
Upper Expansion Module connection port
5
USB port
Base Module only
6
Ethernet port B
Base Module only (secondary port for service
usage)
7
Ethernet port A
Base Module only
8
Module alignment mechanism
9
Lower Expansion Module connection port
10
Unit Identifier LED, Blue
11
Controller Error LED, Yellow
12
Controller Health Status LED, Green
13
Product Serial Number, Tag location
Physical and logical addresses of modules
The library assigns each module a unique address to indicate its physical location, shown in
Figure 2. The physical numbering is bottom
up on all modules.Figure 2. Physical numbering of modules
