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Chapter 4. Appliance physical interface
The physical interface for the appliance consists of buttons and LEDs on the front panel and ports and
LEDs on the back panel.
Front control panel
The power status and the hard disk drive and network activity of the appliance can be read from its front
control panel, as shown in the following figure.
Figure 13. Front panel buttons and LEDs for the appliance
Table 6. Legend for front panel buttons and LEDs
Number
Description
1
System health LED
2
Disk activity LED
3
Network link activity LED
4
Unit identification button/LED
5
Power button/LED
6
Non-maskable interrupt (NMI) button
7
Unused
8
Individual disk activity LED (green)
9
Individual disk status LED (blue/amber)
10
Disk drive 0
11
Disk drive 1
12
Disk drive 2
13
Disk drive 3
14
Disk drive 4
15
Disk drive 5
16
Disk drive 6
17
Disk drive 7
18
Asset tag (a pullout mylar tag for customer use)
© Copyright IBM Corp. 2016, 2017
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