Changing Channels - NEC DTH-4R-1 User Manual

Programming Desk/Cordless Softkey Switching (Redial key)
This feature switches from Desk to Cordless mode only.
1. Make sure the base unit is in Desk mode.
2. Remove the handset battery.
3. Press and hold the
4. Install the battery while pressing and holding these keys.
5. After the handset beeps one time, release the keys.
At this point the handset is in the setup mode.
6. Press HOLD to display the current mode. Digital (Redial)
7. Press F2 and then HOLD.
The handset displays Digital (F8). This changes the program of the REDIAL key to the
Desk/Cordless Softkey Switching mode. Redial functionality is no longer available.
8. Press TALK once to restore the handset to standby mode.
9. To test this feature, press REDIAL once.
The base unit automatically changes from Desk to Cordless. This is a one time
switching operation only.
If necessary, F1-F4 can be programmed for redial function.
10. The REDIAL key can be restored for redial function only by entering setup mode, pressing
F3 and then HOLD.
The handset displays Digital (Redial). This means that the REDIAL key has been
restored for redial function only.
11. Press TALK once to restore the handset to standby mode.

Changing Channels

During the conversation if the user presses CH, the 'TALK' icon starts blinking. The 'TALK' icon
stops blinking when handset completes channel change.
During channel change, other telephone functions are not available.
and # keys on the handset at the same time.
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