Huawei CloudEngine 7800 Series Hardware Description page 152

CloudEngine 7800&6800&5800 Series Switches
Hardware Description
Table 4-2 Functions of a FAN-40EA fan module
Function
Automatic fan speed adjustment
Hot swap
Heat dissipation
Panel
Figure 4-3
Figure 4-3 Panel of a FAN-40EA-B fan module
1 2 3
FAN-40EA-B
Figure 4-4 Panel of a FAN-40EA-F fan module
1 2 3
FAN-40EA-F
1. Captive screw
Issue 16 (2015-08-26)
and Figure 4-4
4
STATUS
4
STATUS
2. Airflow flag
l
l
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Copyright © Huawei Technologies Co., Ltd.
Description
After the fan module communicates normally
with the switch, the switch controls the speed
of fans based on temperature of the chassis.
Supported
l FAN-40EA-B: back-to-front airflow
l FAN-40EA-F: front-to-back airflow
show the panels of the FAN-40EA series fan modules.
5
5
: back-to-front airflow
: front-to-back airflow
4 Fan Module
3. Indicator
142