User guide

OVERVIEW DX-80/120 Cordless Phone User Guide
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De-registering Your Phone (continued)
After the handset(s) has been de-registered:
3) Turn off (up) all dip switch on the base to return the phone to
normal mode.
• The LED on the base flashes normally when the unit returns to
normal mode.
De-Register Using the Base and Handset
This process will de-register only the specific handset you use to
complete the steps below.
With base is in the idle/standby mode:
1) Press and hold the F1 soft key on the handset for a minimum
of 2 seconds to enter System Programming Mode.
2) Use corresponding soft key to select
DE-REGISTER.
3) Press F3 (OK) to enter the mode.
4) Press either F1 or F2 to scroll to
YES?.
5) Press F3 (OK) to confirm.
• DE-REGISTERING will appear on the display during this process.
• When de-registration is successfully completed, “
DE-REGISTERED” will
be momentarily displayed, then “
PLEASE REGISTER” will appear.
• If the de-registration fails after about 20-30 seconds, “
FAILED” will
appear on the display.
De-registering Your Phone (continued on next page)