Cooling Fan Leds; Drive Carrier Module Leds; Rear Panel Led; Server Board Leds - Lenovo Type 8332 User Manual

Cooling fan LEDs

An amber LED incorporated in each cooling fan monitors its status. Constant On
indicates a fault condition. .

Drive carrier module LEDs

Disk drive status is monitored by a green LED and an amber LED mounted on the
front of each drive carrier module. The conditions for each LED are defined in
"Drive carrier module faults" on page 30.

Rear panel LED

Table 8. Rear panel status LED
Enclosure ID LED

Server board LEDs

Server board LEDs consist of I/O panel status LEDs and I/O panel NIC LEDs.
I/O panel status LEDs
The server board I/O panel contains a number of diagnostic LEDs, whose
functions are summarized in the following table. Refer to your server board
documentation for full details of each LED state.
Table 9. Server board status LEDs
LED
System status LED
4 x power-on self test (POST)
LEDs
I/O panel NIC LEDs
The Network Interface Controller (NIC) LED states are summarized in the
following table. Refer to your server board documentation for full details of each
state.
Blue (when activated)
Color
v Green
v Off
v Alternating green/amber
v Amber
v Green blink
v Amber blink
Off
*Amber
Chapter 5. Troubleshooting and problem solving
Activated by push button on
the front operator's panel, or
by system software. Used to
identify a server from among
several servers.
Function
v System OK
v AC power off
v System not ready
v Critical fault
v System degraded
v Non-fatal alarm, system
likely to fail
System running normally
The POST LEDs toggle
between red, green, amber,
and Off at boot up.
*(Lit amber only if a
failure occurs)
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