User Guide
Table Of Contents
- IS8121-X_QSG_V2_20210204
- IS8121-X_IS8122-X_SCB_V1.1_20210616_BW
- IS8121-X_WEBCIB_v1_210525-compressed
- Install | Set up 
- Operate
- Make, answer or end a home call
- Make, answer or end a cell call
- Call waiting on the home line
- Call waiting on the cell line
- Predial via home call and cell call
- Answer an incoming cell call while on a home call
- Answer an incoming home call while on a cell call
- View dialing options
- Option while on a call
- Join a call
- Intercom
- Sound
- Temporary tone dialing
- Find handset
- Use the phone menu
- Phonebook | Phonebook entry
- Redial list
- Chain dialing
- Caller ID
- About caller ID
- Save a caller ID log entry to the phonebook
- Save a caller ID log entry to block list
- Save a caller ID log entry to allow list
- Save a caller ID log entry to Star name list
- Review the caller ID log
- Dial a caller ID log entry
- Delete caller ID log entries
- Caller ID memory match
- Missed call indicator
- Introducing Bluetooth©
- Bluetooth setup
- Remote voice control
- About Smart call blocker*
- Set profile
- Block list
- Allow list
- Star name list
- Screening announcements
- Voice guide to set Smart call blocker
- Call handlings with Smart call blocker
- Answering system
- Difference between the built-in answering system and voicemail service
- Use your built-in answering system
- New message indication
- Turn on or off the answering system
- Playback messages
- Delete all messages
- Answering system remote access
- Call intercept while using answering system
- Recording memo
- Turn on or off the call screening
- Screen a call with answering system
- Annoucement
- Retrieve voicemail
- Configure | Settings
- General product care
- Technical specifications
- Frequently asked questions
34
35
Predial via home call and cell
call
Predial a home call
Enter the telephone number, then press
HOME/FLASH or to dial.
Predial a cell call
1. Enter the telephone number.
2. Press
CELL on the handset to dial.
• If you have only one cell phone
connected to the telephone base,
it is automatically selected to make
cell calls.
• If you have two cell phones
connected to the telephone
base, the handset displays Select
a device. Press q CID or p to
select a cell phone and then press
MENU/SELECT.
NOTE
• When predialing (preview numbers
before dialing), press MUTE/DELETE on
the handset to backspace and delete;
press and hold REDIAL/PAUSE to insert
a dialing pause (a P appears).
Answer an incoming cell call
while on a home call
If you are on a home call and you receive
an incoming cell call, you will hear a
beep. The telephone base and all other
handsets will then ring.
To answer the incoming cell call:
• Press
CELL on the handset. The
home call is automatically placed on
hold.
To end the cell call:
• Press OFF/CANCEL on the handset.
The home line is still on hold.
To resume the home call on hold:
• Press HOME/FLASH on the
handset.
Answer an incoming home
call while on a cell call
If you are on a cell call and you receive
an incoming home call, you will hear a
beep. The telephone base and all other
handsets will then ring.
To answer the incoming home call:
• Press HOME/FLASH on the
handset. The cell call is automatically
placed on hold.
To end the home call:
• Press OFF/CANCEL on the handset.
The cell line is still on hold.
To resume the cell call on hold:
• Press
CELL on the handset.
NOTE
• If you have turned on your answering
system and you do not answer
the incoming home call, the call is
answered by your answering system.
View dialing options
Although the caller ID log entries may
contain 10 digits (the area code plus
the 7-digit number), in some areas, you
may need to dial only the seven digits,
or 1 plus the seven digits, or 1 plus the
area code plus the seven digits. You can
change the number of digits that you
dial from the caller ID log or store to the
phonebook.
While reviewing the caller ID log, press
# (pound key) repeatedly to show
different dialing options for local and
long distance numbers before dialing
or saving the telephone number in the
phonebook.
Press 1 repeatedly if you need to add
or remove 1 in front of the telephone
number before dialing or saving it in
the phonebook.
When the number shows the correct
format for dialing:
Press
HOME/FLASH or on the
handset to call the number using the
home line.
- OR -
Press
CELL on the handset to call the
number using the cell line.