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WARNING
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This feature is designed for users who are hard of hearing. If other users use the phone, be
sure to turn this feature off.
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Do not use this feature unnecessarily. High volume emitted from the product may cause
hearing damage.
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Pressing the
M
BOOST
N
key activates the volume booster feature. Use this key with care. At its
loudest setting (volume and volume booster features set to their highest settings), the product
can output sound at up to 40 dB. To prevent hearing damage, we recommend that you set this
product to the lowest volume setting at which you can hear adequately.
Turning on the volume booster
1
Press
M
BOOST
N
while on a call.
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The BOOST indicator lights in red.
2
Press
MjN
or
MkN
on the side repeatedly to select the desired
volume.
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The selected volume setting is shown on the handset display while talking.
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The selected volume setting is used for future calls when the booster is turned on.
Note:
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Noise reduction is automatically turned on when the booster is turned on. In this case, the
menu that allows you to turn off noise reduction is not shown even after you press
M
MENU
N
while on a call.
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is not shown if the noise reduction feature was turned off before you turned on the
volume booster.
Adjusting the volume
While on a call, you can adjust the volume by pressing
MjN
or
MkN
on the side repeatedly.
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The selected volume setting is shown on the handset display.
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The selected volume setting is applied immediately and is also used for future calls. A
separate setting is used for when volume booster is on and when it is off.
Available volume settings
The available settings vary by model and whether volume booster
is turned on or off.
BOOST indicator
Volume booster
Available volume settings
Default
Light off
Turned off
Receiver: 1–15
15
Speakerphone: 1–21
15
Headset: 1–15
15
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Accessibility
0605_TGM42xAZ OI_ver002.pdf 24
5/6/2016 5:01:40 PM