H3C 交换机S5560-30C-PWR-EI 风扇告警处理过程
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H3C S5560-30C-PWR-EI 风扇告警处理过程
一、故障现象
1、现场交换机告警信息
1.1、交换机前面板指示灯状态
1.2、交换机后面板指示灯状态
1.3、交换机后面板指示灯状态（视频）
故障时交换机后面
板.mp4故障时交换机后面板风扇.mp4
2、交换机告警信息
logged in from aux0.
REFERRED: Fan 1 airflow direction is not preferred on slot 1, please check it.
%Mar 11 22:13:59:482 2013 S5560#1 DEV/1/FAN_DIRECTION_NOT_PREFERRED: Fan 2 airflow direction is not preferred on slot 1, please check it.
Slot 1 CPU 0:
DEVICE_NAME : S5560-30C-PWR-EI
DEVICE_SERIAL_NUMBER : 210235A1FYC162000023
MAC_ADDRESS : 50DA-00E3-EE00
MANUFACTURING_DATE : 2017-04-07
VENDOR_NAME : H3C
Fan 1:
The operation is not supported on the specified fan.
Fan 2:
The operation is not supported on the specified fan.
Power 1:
DEVICE_NAME : LSPM1AC360
DEVICE_SERIAL_NUMBER : 210231A2PHH172000103
MANUFACTURING_DATE : 2017-02-10
VENDOR_NAME : H3C
Power 2:
DEVICE_NAME : LSPM1AC360
DEVICE_SERIAL_NUMBER : 210231A2PHH172000157
MANUFACTURING_DATE : 2017-02-10
VENDOR_NAME : H3C
Slot 1:
Fan 1:
State : FanDirectionFault
Airflow Direction: Port-to-power
Prefer Airflow Direction: Power-to-port
Fan 2:
State : FanDirectionFault
Airflow Direction: Port-to-power
Prefer Airflow Direction: Power-to-port
二、故障分析
设备支持两种型号的风扇模块，分别对应两种风道方向：端口侧进风、电源侧出风；电源侧进风、端口侧出风。用户应根据机房通风散热系统的方向来选择风扇模块的型号和配置设备的期望风道方向，并确保这三个方向一致。
H3C LSPM1FANSA
%26 LSPM1FANSB 风扇
当风扇模块的风道方向与设备当前期望的风道方向不符时，设备会发出较大的噪声，系统指示灯为红色告警，同时控制台会打印Log信息提醒用户。
三、故障处理
此时，登录设备，配置期望风道方向跟风扇模块一致，问题消失。
System View: return to User View with Ctrl+Z.
[S5560#1]
[S5560#1]fan ?
prefer-direction Set the preferred fan direction
[S5560#1]fan prefer-direction ?
slot Specify the slot number
[S5560#1]fan prefer-direction slot ?
<1> Slot number
[S5560#1]fan prefer-direction slot 1 ?
port-to-power From port to power
power-to-port From power to port
[S5560#1]fan prefer-direction slot 1 port-to-power
[S5560#1]%Mar 11 22:47:45:082 2013 S5560#1 DEV/5/FAN_RECOVERED: Fan
1 recovered.
%Mar 11 22:47:45:083 2013 S5560#1 DEV/5/FAN_RECOVERED: Fan 2 recovered.
[S5560#1]
[S5560#1]display fan
Slot 1:
Fan 1:
State : Normal
Airflow Direction: Port-to-power
Prefer Airflow Direction: Port-to-power
Fan 2:
State : Normal
Airflow Direction: Port-to-power
Prefer Airflow Direction: Port-to-power
[S5560#1]