Grandstream Networks GXP1610 Administration Manual page 33

Headset Type
Always Ring Speaker
Headset TX gain
Headset RX gain
Handset TX gain
Settings -> LCD Display
Backlight Brightness:
Active
Backlight Brightness:
Idle
LCD Contrast
Disable Missed Call
Backlight
Settings -> Date and Time
NTP Server
Allow DHCP Option 42
Override NTP Server
Time Zone
Self-Defined Time Zone
 When there is an active call using headset, press HEADSET button to
hang up the call.
 When Speaker/Handset is being used in dialing/talking status, press
HEADSET button to switch to headset. Press it again to hang up the
call. Or press speaker/Handset to switch back to the previous mode.

Toggle Headset/Speaker:
 When the phone is in idle, press HEADSET button to switch to Headset
mode. The headset icon will display on the left side of the screen. In
this mode, if pressing Speaker button or Line key to off hook the phone,
headset will be used.
 When there is an active call, press HEADSET button to toggle between
Headset and Speaker.
Selects whether the connected headset is normal RJ11 headset, Plantronics
EHS headset.
Configures to enable or disable the speaker to ring when headset is used on
"Toggle Headset/Speaker" mode. If set to "Yes", when the phone is in Headset
"Toggle Headset/Speaker" mode, both headset and speaker will ring on
incoming call. The default setting is "No".
Configures the transmission gain of the headset. The default value is 0dB.
Configures the receiving gain of the headset. The default value is 0dB.
Configures the transmission gain of the handset. The default value is 0dB.
Configures the LCD backlight brightness level (from 0 to 8) for phone's active
status. The default value is 6.
Note:
This option is not applicable to GXP1610.
Configures the LCD backlight brightness level (from 0 to 8) for phone's idle
status. The default value is 2.
Note:
This option is not applicable to GXP1610.
Configures the LCD contrast level (from 0 to 20). The default value is 14.
When it's set to "Yes", the LCD backlight will not be turned on when there is a
new missed call. The default setting is "No".
Note:
This option is not applicable to GXP1610.
Defines the URL or IP address of the NTP server. The phone may obtain the
date and time from the server.
Defines whether DHCP Option 42 should override NTP server or not. When
enabled, DHCP Option 42 will override the NTP server if it's set up on the LAN.
The default setting is "Yes".
Configures the date/time used on the phone according to the specified time
zone.
This parameter allows the users to define their own time zone.
The syntax is: std offset dst [offset], start [/time], end [/time]
Default is set to: MTZ+6MDT+5,M4.1.0,M11.1.0
GXP1610/GXP1620/GXP1625/GXP1628/
GXP1630 Administration Guide
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