Periodic Maintenance
Refer to Meridian PBX - Routine Maintenance
1. Power
• Battery Cell Readings:
Measure individual cell voltage to 2 decimal places (nominal 2.20 vpc).
Low or high reading cells should be inspected for physical damage, or signs of leakage.
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• Batteries General:
Visual inspection | |
Connections torqued | |
Backup load test | Tested: | Time: |
• Rectifiers:
Nominal voltage: 52.8 vdc (2.20 vpc). Refer to MPR25 Rectifier Adjustment.
Totals | Volts: | Amps: |
Balance adjusted | |
Visual inspection | |
• MFA 150 Loads:
Unit's should be adjusted so the load is evenly balanced. Refer to MPR25 Rectifier Adjustment.
This may be done on load. Measure and record MFA150 front panel current indications:
• Grounding:
Inspect "single point ground" for signs of corrosion. Check voltage to building ground.
Voltage should be less than 1 volt. Refer to PBX Ground Path Tests.
Checked | Volts: | Amps: |
Visual inspection | |
Switch room Inspect | |
2. Switching Equipment
• Base switch:
The importance of good data backups cannot be stressed enough!
Type of system | |
Release Information | |
Database Backup | Remote: | External: |
Remote modem | Number: | Tested: |
Remote backup: via XMODEM to PC - External backup: to floppy disk or PCMCIA card.
Refer to SSC Database Backup.
No. of Cabinets/nodes | |
Vacant slots, etc | |
Filter condition | |
Additional Info | |
3. Peripherals
Record software release, verify correct operation, and perform backups where possible.
• MAT/OTM:
Release Information | |
Sync from/to switch | |
Date of current B/U | |
• Voice Mail:
Type of system | |
Release Information | |
Date of current B/U | |
• Call Cost Accounting:
Type of system | |
Release Information | |
Date of current B/U | |
• Voice Recorder(s):
Type of system | |
Release Information | |
Verify units working | |
• Misc. 1:
Type of system | |
Release Information | |
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• Misc. 2:
Type of system | |
Release Information | |
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