att 1820 用户手册
6. Connect the handset cord: Plug one end of the coiled handset cord into the jack on the left side of
the unit and plug the other end into the handset.
7. Connect the power cord: Plug the power cord into an electrical wall outlet that is not controlled by a
wall switch.
The Message Window counts down from 6 to 0, then “0” flashes to indicate that you need to record an
announcement.
announcement.
Telephone Operation
Ringer Volume Control
The RINGER volume control (on the left side of the unit) allows you to turn the telephone ringer OFF or to
set it to ring at LO or HI volume.
set it to ring at LO or HI volume.
NOTE: If the answering system is on, it will answer calls whether the ringer is on or off.
Handset Volume Control
Adjust the HANDSET (receiver) volume control (located on the left side of the unit) for a comfortable
listening level when using the handset.
listening level when using the handset.
Redial
The telephone memory stores the last number you dialed (up to 18 digits). To redial the number, lift the
handset, then press and release REDIAL.
handset, then press and release REDIAL.
NOTE: To erase the redial memory, lift the handset, press any digit, then hang up.
Mute
Hold down MUTE during a call to turn off the microphone of the handset. You will be able to hear the
caller, but the caller will not hear you.
caller, but the caller will not hear you.
When you release MUTE, your caller will be able to hear you again.
Flash
Press and release FLASH instead of pressing the switchhook to activate services such as Call Waiting or 3-
Way Calling. You may have to press other buttons before or after FLASH, as explained in custom calling
instructions provided by your local telephone company. FLASH is used only as a substitute for pressing
the switchhook.
Way Calling. You may have to press other buttons before or after FLASH, as explained in custom calling
instructions provided by your local telephone company. FLASH is used only as a substitute for pressing
the switchhook.
Temporary Tone
If you have dial pulse (rotary) service, you can temporarily change to tone dialing during a call by pressing
* TONE.
* TONE.
Example:
1. Dial a number with the DIAL MODE switch set to DP.
2. Press and release * TONE. Each number you dial after this will be sent as a touch tone signal.
3. After you hang up, the phone automatically returns to dial pulse service.
1. Dial a number with the DIAL MODE switch set to DP.
2. Press and release * TONE. Each number you dial after this will be sent as a touch tone signal.
3. After you hang up, the phone automatically returns to dial pulse service.