9002 Ac Power Off - Zte ZXMW NR8250 Manual

ZXMW NR8250 Alarm and Notification Handling Reference
Possible Causes
1. The air break switch of the main AC input is not closed.
2. The main air break switch's contact is disconnected or of bad contact.
3. The monitoring unit's socket is of bad contact or disconnected.
4. The monitoring unit is faulty.
5. The AC loop is short-circuited.
Handling Procedure
1. If the air break switch of the main AC input is not closed, then close it;
2. Check the air break switch's contact;
3. Check whether the monitoring unit's socket is inserted properly;
4. Replace the monitoring unit.

2.1.26 9002 AC Power Off

Alarm Property
l
Alarm Code: 9002
l
Alarm Information: The mains supply is cut off and there is no standby AC input.
l
Alarm Level: Critical
l Alarm Type: Equipment Alarm
Sub-code Description
None
Effect on the System
1. The rectifier fails to work normally, only the battery can work.
2. The system does not implement battery management.
3. When the battery runs out, the base station is powered down.
Possible Causes
1. The AC power supply is powered down.
2. The AC transducer's connection is faulty or the transducer is damaged.
3. The monitoring unit's socket is of bad contact or disconnected.
4. The monitoring unit is faulty.
Handling Procedure
1. If the AC power supply is powered down, use the generator to provide power supply.
2. Check whether the AC transducer's connection is normal and whether the transducer
has no problem.
3. Check whether the monitoring unit's socket is inserted properly.
4. Replace the monitoring unit.
SJ-20111008094748-008|2012–05–30 (R1.1)
2-20
ZTE Proprietary and Confidential