Specifications

Mitel 3000
Installation & Maintenance Manual
47
Maintenance procedures
Faults can be rectified on-site by replacing faulty modules or PCBs (Printed Circuit Boards).
Hot swapping faulty modules
The CO Line Modules can be replaced without powering the system down.
• The CO Line Modules can be removed and replaced without powering down the system.
• The Expansion Modules cannot be removed and replaced without powering down the system.
• The Voice Module can be removed and replaced without powering down the system.
When a Voice module is replaced, all recorded messages and greetings are lost. If a
Voice module is removed and reinserted, the messages and greetings are retained.
• The Broadband Module cannot be removed and replaced without powering down the system.
• The T1/PRI Module can be removed and replaced without powering down the system.
If there are calls in progress on a PRI Interface when the T1/PRI Module is
reinserted it can take up to 90 seconds for the network to return the line to service.