Nortel Networks 4400 Switch User Manual


 
T1/E1 and Digital Voice Modules Passport 4400 Hardware Installation Manual
9-9
Procedure 16:
Removing a Digital Voice Module
1. Unlatch the first Digital Voice Module from its mating connector in the T1
Voice Module, the E1 Voice Module, or the Digital Voice Expansion Module.
To do that, press your thumbs against the latch springs at either end of the
module, and with your forefingers turn the Digital Voice Module into the
upright position.
2. Lift the Digital Voice Module out of the connector.
3. Repeat steps 1 and 2, and sequentially remove the remaining applicable
Digital Voice Modules.
Figure 9-11. Digital Voice Module Replacement
T1 or E1 Voice Module
Digital Voice
Expansion Module
Notch
Notch