Product specifications

420HD IP Phone with Microsoft Lync
Administrator's Manual 42 Document #: LTRT-09930
3.9.5 Configuring Handset Volume
This section shows how to configure handset volume using the Web interface or the
configuration file.
 To configure handset volume:
 Using the Web interface:
1. Access the Volume Settings page (Configuration tab > Voice Over IP menu >
Volume Settings).
Figure 3-21: Web Interface - Handset Volume Settings
2. Configure using the table below as reference and click Submit.
 Using the configuration file:
Table 3-14: Handset Gain Parameters
Parameter
Description
Handset Gain Parameters
Note: Values are in decibels (dB) and represented as follows:
 Negative values: use the word "minus" (e.g. =minus9db).
 Positive values: use the word "plus" (e.g. =plus9db).
 Decimal places: use underscore instead of period (e.g. plus19_5db).
Handset Digital Output
[voip/audio/gain/handset_digital_output_gain]
Digital output gain (in dB).
The valid range is (-32) to 31 (dB), where -
32 is mute.
Handset Digital Input
[voip/audio/gain/handset_digital_input_gain]
Digital input gain (in dB).
The valid range is (-32) to 31 (dB), where -
32 is mute.
Handset Analog Output
[voip/audio/gain/handset_analog_output_gain]
Analog output gain (in dB).
Valid values: [0db], [minus1_5db],
[minus3db], [minus4_5db], [minus6db],
[minus7_5db], [minus9db],
[minus10_5db], [minus12db],
[minus13_5db], [minus15db],
[minus16_5db], [minus18db],
[minus19_5db], [minus21db],
[minus22_5db], [minus24db],
[minus25_5db], [minus27db],
[minus28_5db], [minus30db],
[minus31_5db], [minus33db],
[minus34_5db], [minus36db],
[minus37_5db], [minus39db],
[minus39db], [minus42db], [minus48db],
[minus54db], [MUTE]