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
20
21
Improve the telephone signal
strength
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TV
NOTE
• To avoid interference, place the
telephone base in a central location of
the house and at least 3 feet (1 meter)
away from thick walls as well as other
household appliances such as, TV,
radio, microwave oven, Wi-Fi router,
large mirror, metal furniture and fish
tank.
Before use
Set date and time
After you install your telephone or
power returns following a power outage
and battery depletion, the handset will
prompt you to set the date and time.
NOTE
• Make sure you set the date and
time including the year correctly;
otherwise the answering system does
not announce the correct day of the
week for your recorded messages
time stamp.
1. Use the dialing keys (0-9) to enter the
month (MM), date (DD) and year (YY).
Then press MENU/SELECT.
2. Use the dialing keys (0-9) to enter the
hour (HH) and minute (MM). Then
press ▼ or ▲ to choose AM or PM.
3. Press MENU/SELECT to save.
After setting the date and time, the
handset will prompt if you want to set
Smart call blocker.
TIP
• To skip setting the date and time,
press OFF/CANCEL on the handset.
Set up Smart call blocker through Voice
Guide (Before use)
After the date and time setting is done
or skipped, the handset will prompt if
you want to set Smart call blocker. Press
MENU/SELECT to start the Smart call
blocker setup via voice guide.
This feature is an easy and alternative way
for you to do the basic setup of Smart
call blocker. You can follow the voice
guide to set your telephone system to
allow or to screen all incoming home
calls, or to screen home calls that do not
display a phone number.
You hear the voice prompt “Hello! This
voice guide will assist you with the basic
setup of Smart call blocker...”
Set up your Smart call blocker feature
by inputting the designated numbers,
as instructed in the voice guide.
• Press 1 if you want to screen home
calls with telephone numbers that
are not saved in your phonebook,
allow list or star name list; or
• Press 2 if you do not want to screen
calls, and want to allow all incoming
calls to get through.
NOTES
• The screening feature of Smart call
blocker is applicable to home calls
only. All incoming cell calls will get
through and ring. If you want to
block a cell call, add the number to
the block list. See Block List.
• You can press OFF/CANCEL to quit
the voice guide at any time.
Alternate way to set up
1. Press MENU/SELECT to enter the
main menu when the telephone is
not in use.
2. Press q CID or p to scroll to Smart
call blk. Press MENU/SELECT.
3. Press q CID or p to scroll to Voice
guide, then press MENU/SELECT.
4. You hear a voice prompt “Hello! This
voice guide will assist you with the
basic setup of Smart call blocker...”
5. Set up your Smart call blocker
feature by inputting the designated
numbers, as instructed in the voice
guide.
• Press 1 if you want to screen home
calls with telephone numbers that
are not saved in your directory,
allow list or star name list; or
• Press 2 if you do not want to
screen calls, and want to allow all
incoming calls to get through.
NOTES
• The screening feature of Smart call
blocker is applicable to home calls
only. All incoming cell calls will get
through and ring. If you want to
block a cell call, add the number to
the block list. See Block list.
• You can press OFF/CANCEL on the
telephone base to quit the voice
guide at any time.