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4. Press [0], [1] for ON or [0], [0] for OFF.
5. Press [MUTE].
6. A short ring will be heard to signal successful programming.
NOTE: The default value is ON for all 4 lines.
ADJUSTING VOLUME LEVELS
Adjusting Ringer Volume
There are 3 levels of volume adjustment (low, middle, and high) for the ringer.
1. Press the [VOLUME] key (beneath the dial keys) up or down when receiving a call or when the
phone is idle.
NOTE: The default level is the middle level.
Adjusting Speakerphone Volume
1. Press the [SPKR] key.
2. Press the [VOLUME] key up or down to the desired volume level.
NOTE: The default level is the 12th (out of 16) level. A short ring will be heard when the volume is set at
the maximum or minimum level.
Adjusting Handset and Headset Volume
There are 3 volume levels (low, middle, high). As the handset or headset is in use, adjust the volume by
pressing the [VOLUME] key up or down to the desired volume level.
NOTE: The default level is the low level. A short ring will be heard when the volume is set at the maximum
or minimum level.