VTech PMX-S54 0 Series User Manual page 11

Deregister Handsets
1. Deregister all the handsets on their base station.
1) Long press FIND HANDSET key for >12 seconds and then release to put base station into
Deregistration Mode. IN USE I CHARGE LED on the base station will flash quickly for 5 seconds
at the same time.
2) Press FIND HANDSET again within 5 seconds, IN USE I CHARGE LED on the base station will
turn off and all the registered handsets to the base station will be deregistered.
2. Deregister a handset on handset screen.
1) Input *75600# in idle mode, then long press HOLD key to enter Administration Mode.
2) Select Registration from the menu.
*75600#
Registration
Handset Settings
Product info
Network info
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