Specifications

Appendix
263
Default Value
6
Range
1 to 10
Example
phone_setting.contrast = 6
Backlight
Parameter-
phone_setting.active_backlight
_level
Configuration File
<y0000000000xx>.cfg
Description
Configures the backlight idle intensity used to
adjust the backlight intensity of the LCD
screen
Level 3 is the brightest.
Note: It is only applicable to the SIP-T28P IP
phone.
Format
Integer
Default Value
2
Range
1 to 3
Example
phone_setting.active_backlight_level = 2
Parameter-
phone_setting.backlight_time
Configuration File
<y0000000000xx>.cfg
Description
Configures the backlight time (in seconds)
used to specify the delay time to turn off the
backlight when the IP phone is inactive.
If set to 60 (60s), the LCD backlight is turned off
when the IP phone is inactive for 60 seconds.
Format
Integer
Default Value
30
Range
Valid values are:
0-Always off
1-Always on
15-15s
30-30s
60-60s
120-120s