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4. Scroll to Audio.
5. Press the Select softkey or the OK button.
6. To set automatic gain control for the handset, with Handset AGC Enabled
displayed, press the On/Off softkey, the OK button, or the right or left navigation
arrow to turn the option on or off.
Set to On to enable AGC on the handset, or set to Off to disable AGC on the
handset. The default setting is On.
7. To set automatic gain control for the headset:
a. Scroll to Headset AGC Enabled.
b. Press the On/Off softkey, the OK button, or the right or left navigation arrow to
turn the option on or off.
Set to On to enable AGC on the headset, or set to Off to disable AGC on the
headset. The default setting is On.
8. To set automatic gain control for the speaker:
a. Scroll to Speaker AGC Enabled.
b. Press the On/Off softkey, the OK button, or the right or left navigation arrow to
turn the option on or off.
Set to On to enable AGC on the speaker, or set to Off to disable AGC on the
speaker. The default setting is On.
Verifying telephone operation
Use the Self Test option to verify the operation of the telephone’s lamps and display
components. This option also provides information regarding the telephone model, firmware
version, bootloader version, language text file, and font files.
1. Press the A button.
2. Scroll to Advance.
3. Press the Select softkey or the OK button.
4. Scroll to Selt Test.
5. Press the Test softkey or the OK button.
6. Press the Test softkey or the OK button to perform a self test of the telephone's
lamps and display.
Verifying telephone operation
Avaya 1400 Series Digital Deskphone User Guide September 2010 41