
KEY HANDSET OPERATIONS
1 Talk
Press TALK button and
dial number to make a call.
To end call press TALK again.
2 Speaker
Press to activate handset
speakerphone. Press again
to switch back to earpiece.
3 Boost
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.
5 Tone
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.
6 Ringer On/Off
Switch to turn Handset Ringer
On or Off.
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.
HANDSET
4. To receive a call pick up handset from base
and press TALK 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.
BASE
7. When receiving a call press SPEAKER
button on base.
8. When placing a call press SPEAKER button
then dial number from base.
9. After completing the call press the
SPEAKER button again.
10. Sound will reset to normal level on both
handset and base unit after completing calls.
Pressing the BOOST button on subsequent
calls will return the volume to your set
sound level.
Battery
• Insert battery pack such
that (+) and (-) on battery
touch spring in battery
compartment.
• Place handset on base
to charge.
• Make sure the charge
LED on base
is illuminated.
BOOST
TALK
MENU
CL/FL
RD/P
ABC
GHI
PQRS WXYZ
JKL
TUV
DEF
MNO
ON
OFF
DEL
REC
OGM
PLAY
OGM
FLASH
REDIAL
BOOST
MUTE
POWER IN USE CHARGE
PLAY
STOP
REW
F FWD
RINGER
ON/OFF
1
1
2
4
789
0
56
3
456
9
8
0
7
23
*
*
#
#
ABC
DEF
GHI
PQRS
WXYZ
JKL
TUV
MNO
C4230
Handset and base combination
C4230 Quick Start Guide
www.clarityproducts.com
Customer Service: 1-800-552-3368
HOW TO DIAL OR RECEIVE A CALL
Handset battery must
charge 12 hours before use.
STOP
5
BOOST
TALK
MENU
CL/FL
RD/P
ABC
GHI
PQRS WXYZ
JKL
TUV
DEF
MNO
1
2
4
789
0
56
3
*
#
C4230
4
3
2
1
6