3Com 3500 - Display Panel Backlit

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1 Press the Menu button.
2 Scroll to Phone Settings, and then press Select or the right direction button.
3 Scroll to Modify Display, and then press Select or the right direction button.
4 Press Select to choose Set Backlit.
5 Change the display panel backlit by using the left and right scroll buttons.
6 Press the Save soft button to save the change, or press the Cancel soft button to abort
the change.
Other User Configuration items should only be changed with the advice of your
administrator.
Only the 3500/3500B/3501 telephone supports the adjustment of the display panel
backlit.