System Settings/Preferences - Grandstream Networks GHP6 Series Administration Manual

Import
Custom Allows to upload a Custom Certificate file to phone.
Certificate
Custom
Lists trusted Custom Certificate previously uploaded. Administrator can delete a certificate from here.
Certificate

System Settings/Preferences

If set to "Yes", LCD backlight will be turned on when there is a missed call on the phone.
Enable Missed Call
The default setting is "Yes".
Backlight
Note: Reboot is required for the setting to take effect
If set to "Yes", the LED indicator on the upper right corner of the phone will light up when there is missed call
Enable Missed Call
on the phone.
Indicator
Default setting is "Yes".
If set to "Yes", the LED indicator on the upper right corner of the phone will light up when there is new
Enable MWI voicemail on the phone. If it set to "No", the LED indicator will keep off if the phone system receives SIP
Indicator NOTIFY message about unread voice mail.
The default setting is "Yes".
If set to "Yes", the LED indicator on the upper right corner of the phone will light up when there is new
Enable New Message
message on the phone.
Indicator
Default setting is "Yes".
If set to "Yes", the LED indicator on the upper right corner of the phone will light up when the contact storage
Enable Contact Full
or message storage is full.
Indicator
The default setting is "Yes".
If set to "Yes", the LED indicator on the upper right corner of the phone will light up when the LCD screen is
Enable Indicator
off. If it set to "No", the LED indicator will keep off when the LCD screen is off.
When LCD is Off
The default setting is "Yes".
Screen Timeout Configures the timeout interval of the LCD backlight. If set to "never", the screen will always stay on.
Screensaver Timeout Configures the screensaver timeout.
Defines whether to enable HDMI. If enabled, users need to set whether HDMI would synchronize with LCD. If
set to "HDMI Display Synchronization with LCD", HDMI device will display the same content as the phone
LCD;
If set to "Show based on the mode", HDMI device displays as follows when in video call:
HDMI Output Control * PIP mode: The larger video screen is displayed.
* Fullscreen mode: The full screen is displayed.
* Demo mode: The demo screen is always displayed.
* When not in video call, it will display same content as phone LCD screen.
This setting will take effect in the next call.
Configures whether to enable touch keys. Once disabled, the five keys "Volume-, Volume +, Home, Menu and
Enable Touch Keys Back" will not take effect.
Default is enabled.
Table 26: System Settings/Security Settings
LCD & LED Management
Peripherals Interface Management