Instruction manual

1. Components Overview
63
Table 1-30 LED indication
Nu
mb
er
Name
Type
Description
Details
(1)
ALM
Red LED
Indicates fan failure.
Lit in red: Fault detection
Off: Normal.
NOTE
Two fan components are installed in the fan unit and the other two fan components
are installed in the power supply unit (PS-A01/D01). This enables uninterrupted
operation and cooling performance, even if one of the four fan components fails. If
a fan unit fails, replace it.
To replace the fan unit, see 5.5 Replacement of a fan unit.
1.3.2 FAN-03
FAN-03 is a fan unit for the redundant power models in the AX3650S series. It is inserted
into the fan unit slot on the chassis regardless of the number of power supply units.
Figure 1-66 External appearance shows its appearance. For the LEDs in the figure, see
Table 1-31 LED indication.
Figure 1-66 External appearance
(1) ALM LED
(2) Latch
(3) Handle
Table 1-31 LED indication
Nu
mb
er
Name
Type
Description
Details
(1)
ALM
Red LED
Indicates fan failure.
Lit in red: Fault detection
#1
Off: Normal.
#1: LED is turned off in the sleep mode.
NOTE
Four fan components are installed in the fan unit. This enables uninterrupted
operation and cooling performance even if one of the four fan components fails.
However, if the fan unit has failed, replace it.
To replace the fan unit, see 5.5 Replacement of a fan unit.