IBM MTM 2145-12F, Hardware Installation Manual

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▌1▐
Display panel LEDs
▌2▐
Rack retention thumb screws
▌3▐
Power supply unit LEDs
▌4▐
Power supply units (PSUs)
▌5▐
PSU fascia (1U)
▌6▐
Front fascia (4U)
The display panel (
▌1▐
) contains three LEDs that describe the operational status of
the expansion enclosure. Table 17 describes the function and meaning of the LEDs
on the front display panel.
Table 17. Display panel LEDs
Function Color Status Description
Power Green On The expansion
enclosure power is
on; this LED is
controlled by the
expansion enclosure.
Off The expansion
enclosure power is
off.
Identify Blue On Identifies the
expansion enclosure;
this LED is controlled
by the system. Use
the management GUI
or service interface to
identify an enclosure.
Off The expansion
enclosure is
operating normally.
svc00960
1
2
5
6
2
3
4
Figure 137. LEDs on the front of the expansion enclosure
Chapter 4. Installing an optional 5U SAS expansion enclosure
145