Yealink SIP-T38G, Руководство администратора

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Configuring Basic Features
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4. Select the desired value from the pull-down list of Backlight Time.
5. Click Confirm to accept the change.
To configure the backlight via phone user interface:
1. Press Menu->Display->Backlight.
2. Press or , or the Switch soft key to select the desired level from the Active
Level field.
3. Press or , or the Switch soft key to select the desired level from the Inactive
Level field.
4. Press or , or the Switch soft key to select the desired time from the
Backlight Time field.
5. Press the Save soft key to accept the change.
Several setting menus are protected with two privilege levels, user and administrator,
each with its own password. When logging in the web user interface, you need to enter
the username and password for granting access to various menu options.
A user or an administrator can change the user password. The IP phones support ASCII
characters 32-126(0x20-0x7E) only in passwords.