Avaya P333R-LB Manuale Utente

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Chapter 17
Maintenance
70
Avaya 
P333R-LB User’s Guide
Saving Configuration Definitions
1
Turn off the power supply.
2
Remove an expansion sub-module.
3
Insert another expansion sub-module.
4
Turn on the power supply.
Without Saving Configuration Definitions
1
Loosen the screws by turning the knobs.
2
Take hold of the two knobs (one near each side of the front panel) and pull 
gently but firmly towards yourself.
3
Insert another expansion sub-module or the blanking plate.
Replacing the Stacking Sub-module
To replace the X330STK stacking sub-module:
1
Power to the switch may remain on. 
2
Loosen the screws to the stacking sub-module by turning the knobs.
3
Take hold of the two knobs (one near each side of the front panel) and pull 
gently but firmly towards yourself.
4
Insert the new stacking sub-module gently into the slot, ensuring that the metal 
base plate is aligned with the guide rails.
The metal plate—not the PCB of the X330STK— fits onto the guide rails.
5
Press the sub-module in firmly until it is completely inserted into the 
Avaya P330.
Caution:  
Ensure that the screws on the module are properly aligned with the holes 
in the chassis before tightening them. 
6
Gently tighten the two screws on the side panel of the stacking module by 
turning the screws. Do not use excessive force when tightening the screws.