
KEY HANDSET OPERATIONS
1. Complete connection instructions shown
on reverse side of this guide.
2. Install and charge battery as shown below.
3. Make sure the power LED is on at
bottom of base.
4. To receive a call pick up handset from base
and pressTALK to answer incoming call.
5. When placing a call press TALK and then
dial the number.
6. After completing the call press TALK again
and return handset to base unit.
Battery
• Insert battery pack such that (+) and (-) on battery
touch the metal springs in battery compartment.
• Place handset on base to charge.
• Make sure the charge LED on base is illuminated.
C4220 Quick Start Guide
www.clarityproducts.com
Customer Service: 1-800-552-3368
BOOST
TALK
C4220
MENU
CL/FL
RD/P
ABC
GHI
PQRS WXYZ
JKL
TUV
DEF
MNO
1
2
4
789
0
56
3
*
#
4
3
2
1
5
6
Handset and base
combination
POWER
IN USE
CHARGE
PAGE
RINGER STYLE
VOLUME
B
O
O
S
T
MENU
TALK
CL/FL
C4220
ABC
1
2
GHI
4
JKL
5
MNO
6
PQRS
WXYZ
TUV
78
0
9
DEF
3
*
#
RD/P
HOW TO DIAL OR RECEIVE A CALL
1Talk
Press TALK button and
dial number to make a call.
To end call press TALK again.
2Speaker
Press to activate handset
speakerphone. Press again
to switch back to earpiece.
3Boost
When pressed, an extra level
of amplification is added over
the entire range of volume
control. (Digital Clarity®
PowerTM Technology)
4 Volume Control
The dial controls the volume
level of the handset, headset
or neckloop.
5Tone
The C4230 has four (4) AUDIO
TONE settings. Pressing the
TONE button changes the style
of amplification and allows you to
customize your hearing experience.
Hearing loss is specific to each
individual; therefore, we suggest
exploring each setting to find the
one you find most comfortable.
6Ringer On/Off
Switch to turn Handset Ringer
On or Off.
Handset battery must
charge 12 hours before use.
STOP