Grandstream Networks WP810 Series Administration Manual page 39

Allow DHCP Allows device to get provisioned for Time Zone from DHCP Option 2 in the local server.
Option 2 to
Override
Time Zone
Setting
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 MTZ+6MDT+5
This indicates a time zone with 6 hours offset with 1 hour ahead (when daylight saving) which is U.S central
time. If it is positive (+) if the local time zone is west of the Prime Meridian (A.K.A: International or
Greenwich Meridian) and negative (-) if it is east.
Self-Defined
M4.1.0, M11.1.0
Time Zone
The 1st number indicates Month: 1,2,3..., 12 (for Jan, Feb, ..., Dec)
The 2nd number indicates the nth iteration of the weekday: (1st Sunday, 3rd Tuesday...)
The 3rd number indicates weekday: 0,1, 2,....,6 (for Sun, Mon, Tue, ... ,Sat)
Therefore, this example is the DST which starts from the First Sunday of
April to the 1st Sunday of November.
Date Display
Configures the date display format on the LCD.
Format
Time Display Configures the time display in 12-hour or 24-hour format on the LCD.
Format The default setting is in 12-hour format.
Display Selects display language on the phone.
Default is English.
Language
Wallpaper Configures the location where wallpapers are stored, the options are "Default", "Download", "Uploaded"
Source Default value is "Default"
Wallpaper
Configures the directory or file path of wallpaper
Server Path
Upload
Allows the user to upload his prefered wallpaper,Must be in JPG or PNG format. 500 KB or smaller in size.
Wallpaper
Disable
Disables the LED Pattern that shows when receiving an Incoming Call.
Incoming Call
Default value is "No"
LED Pattern
Disable
Disables the LED Pattern that shows when receiving a Missed Call.
Missed Call
Default value is "No"
LED Pattern
Disable
Disables the LED Pattern that shows when Charging.
Charging LED
Default value is "No"
Pattern
Disable Fully
Disables the LED Pattern that shows when Fully Charged.
Charged LED
Default value is "No"
Pattern
Language
Wallpaper
LED Control