NEC DTH-4R-1 User Manual - Programming Mode
4
Programming Mode
1.
Press and hold
,
and # at the same time, then press TALK.
‘F1=LK01’ shows in the display and the F1 LED flashes red.
2.
Press On/Off MUTE to select the function/line key to program.
(LK01 - LK04 and Off-hook Ring)
3.
Press Ring/Vol key repeatedly to scroll options for each line key.
(LK01 - LK16, LNR/SPD, Recall, FNC, or ANS)
4.
Press TALKto exit programming mode.
When initially installed, the four function keys default to line keys 1-4 respectively and
off-hook ringing defaults to ON.
Redialing
Press TALK then REDIALto dial the last number in memory.
The station dial limit is 32 digits and redial stores up to 32 digits in memory.
Holding
1.
During a call, press HOLD on the handset.
The (F1 ~ F4) LED in use flashes.
2.
To return to the held call, press the associated line key (F1 ~ F4).
Transferring a Call
1.
During a call, press TRANSFER.
2.
Dial the number of the transfer destination.
3.
Wait for the party to answer (optional).
4.
Press TALK to hang up and complete the transfer.