Avaya G450 Installing And Upgrading page 128

Troubleshooting
VOLTAGE ALERT:
Disconnect the G450 from the external power source before proceeding.
VOLTAGE ALERT:
ELECTROSTATIC ALERT:
Do not touch any components on the printed circuit board except when installing
ELECTROSTATIC ALERT:
or removing the bridge for the jumper pins.
1. Remove the G450 main board as described in
board on page 93.
2. Locate the NVRAM init jumper (jumper J5) on the front of the G450 main board. Refer to
Figure 42.
Figure 42: G450 NVRAM INIT Jumper Location
3. Bridge jumper P5 (refer to
4. Insert the G450 main board as described in
board on page 93.
128 Installation and Upgrades for the Avaya G450 Media Gateway
Removing and inserting the G450 main
Figure 42) using the bridge provided in the accessory kit.
Removing and inserting the G450 main