ALM-303046939 All Functions of the Fan Module Failed

Description

WLAN/4/AP_FAN_INVALID:OID [OID] All functions of the fan module failed. (APMAC=[OPAQUE], APName=[STRING], ApFanIndex=[INTEGER], ApEntityPhysicalName=[OCTET], APID=[INTEGER])

The alarm is generated when fans become faulty.

Only the AD9430DN-24 and AD9431DN-24X support this object.

Attribute

Alarm ID	Alarm Severity	Alarm Type
303046939	Warning	equipmentAlarm

Parameters

Name	Meaning
OID	Indicates the MIB object ID of the alarm.
APMAC	Indicates the AP's MAC address.
APName	Indicates the AP name.
ApFanIndex	Indicates the interface index of the AP fan.
ApEntityPhysicalName	Indicates the AP interface name.
APID	Indicates the AP ID.

Impact on the System

The temperature of boards becomes high.

Possible Causes

Fans are faulty.

Procedure

Run the display fan command on AD9430DN-24 or AD9431DN-24X to check the fan status. Check whether the fan tray is registered and the fan speed is zero.
- If the fan tray is not registered, remove and install the fan tray.
- If the fan speed is zero, replace the fan.
If the fault persists, contact technical support personnel.