Chapter2Alarm
PossibleCauses
Thebatteryofoutdoormachinecabinetisabnormal.
HandlingProcedure
1.Replacepowersupply;
2.Replacebattery.
2.4.15403PPvoltageabnormal
AlarmProperty
lAlarmCode:403
lAlarmInformation:ThisalarmisreportedwhenthePPvoltageisoutofrangeand
clearedwhenthevoltagebecomesnormal.
lAlarmLevel:Major
lAlarmType:EnvironmentAlarm
Sub-codeDescription
lSub-code0:Overvoltage
lSub-code1:Undervoltage
EffectontheSystem
Thepowersupplyoftheboardisaffected,andtheboardcannotbearanyservice.
PossibleCauses
lWhenthePPvoltagereportedbythePMboardexceedstheupperthreshold,itis
over-voltage,andthevoltagewillberestoredwhenthevoltageislowerthantheupper
threshold.
lWhenthePPvoltagereportedbythePMboardislowerthanthelowerthreshold,it
isunder-voltage,andthevoltagewillberestoredwhenthevoltageexceedsthelower
threshold.
HandlingProcedure
ReplacethePMboard.
2.4.16404MPovercurrented
AlarmProperty
lAlarmCode:404
lAlarmInformation:ThisalarmisreportedwhentheMPcurrentisoutofrangeand
clearedwhenthecurrentbecomesnormal.
2-77
SJ-20111008094748-008|2012–05–30(R1.1)ZTEProprietaryandCondential