QT Big Button Instruction Manual - page 10
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operation should be done within 30 seconds from answering the call). The call can not be
transferred if more than 30 seconds elapsed from when the call was answered, the other
telephone will ring, pick up the handset to answer the incoming call.
NOTE: Use the same make of telephone for the above feature to work. Any special services
starting with “﹡” offered by your service provider may not function properly.
For this feature to function correctly, you should insert batteries or connect a DC power adaptor.
ANTI-DIALING FROM PARALLEL PHONES FUNCTION
1. In on-hook state, press and hold
# key for 3 seconds, the LCD displays SPI OFF
2. Press
# key again, the LCD displays SPI ON
3. Press the
MENU key to confirm.
If anti-dialing is set to ON, the user of an extension (parallel phone) on the same line will hear a
“DI-DI, DI-DI” beep continuously and will not be allowed to make a call.
SETTING RINGING TONE AND RINGING VOLUME
There are 16 different ring tones for selection:
1. In on-hook state, press
the HOLD/RING key, the LCD displays ring 02 db3
2. Press
HOLD/RING to select the desired ringing tone.
3. Press
▲ or ▼ key to adjust the ringer volume.
4. Press
MENU to confirm and exit.
NOTE: The volume ranges from dB0-dB3, with dB3 being the loudest, and dB0 is “Do Not
Disturb” (DND) mode. If the phone is set to DND mode, the telephone will not ring when there is
an incoming call.
The ringer volume can also be adjusted at the bottom of the telephone. Select the ringer
volume by setting the ringer switch to (OFF/LO/HI)
ADJUST HANDS-FREE VOLUME
In hands-free mode, press
▲ or ▼ to adjust the hands-free volume the LCD displays the volume
level with the option of 4 selectable levels.
ADJUST HANDSET VOLUME
Slide the
HANDSET (MED/HI/V.HI) switch located at the bottom of the phone to select the
desired handset volume setting.
SELECTING PULSE OR TONE DIALING MODE
1. In on-hook state, press and hold * key for 3 seconds, the LCD displays
T, the dialing mode
is set to Tone.
2. Repeatedly
press
* key to adjust the dialing mode to
P(Pulse) or T(Tone).
3. Then press the
MENU key to confirm.