Panel Of The Fan Module; Fan Module Functions - Huawei S9300 Hardware Description

Quidway S9300 Terabit Routing Switch
Hardware Description
the S9300, the fan modules are used to cool down the S9300. The fan modules support hot
swapping and they can be exchanged.
The fan module consists of the fan tray, two layers of fans, and the fan control board (FCB). For
the technical specifications of the fan modules, see
Modules on the

4.2.2 Panel of the Fan Module

Figure 4-4
Figure 4-4 Panel of the fan module of the S9300
Table 4-1
Table 4-1 Description of the indicators of the fan module
Indicator
RUN/ALM

4.2.3 Fan Module Functions

The heat dissipation system of the S9300 is divided into several zones and fan speed can be
dynamically adjusted.
Issue 02 (2012-04-30)
S9300.
shows the panel of the fan module of the S9300.
RUN/ALM
describes the indicators on the panel of the fan module.
Color
Green
Red
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Copyright © Huawei Technologies Co., Ltd.
4.4.1 Technical Specifications of the Fan
RUN/ALM
Description
If the indicator blinks (0.5 Hz), it indicates that the fan
modules work normally, and the communication is
normal.
If the indicator blinks (4 Hz), it indicates that the fan
modules work normally, but the communication is
abnormal.
If the indicator blinks (0.5 HZ), an alarm is generated,
but you cannot determine whether the fan module needs
to be replaced. It is recommended that you observe the
situation for a period of time.
If the indicator is on, it indicates that the fan module is
faulty and you need to replace it.
4 Heat Dissipation System
46