User's Guide

4 - 46 Workabout Pro4 (Windows Embedded Hand-Held 6.5) User Manual
• Tap on the drop-down menu, and choose the number of seconds or minutes the backlight will remain on
when the hand-held is idle.
•To Turn on backlight when a button is pressed or the screen is tapped, tap in the checkbox to the left
of this option.
External Power Tab
This tab determines the behaviour of the backlight when the hand-held is using external rather than battery
power. Refer to the instructions in “Battery Power Tab” on page 4-45.
Backlight Tab
This tab allows you to tailor the backlight behaviour of the Workabout Pro4 screen and keypad to best preserve
battery life. The top sliding button adjusts the screen brightness while the bottom sliding button adjusts the
keypad brightness.
• Slide the buttons to the left to decrease brightness and to the right to increase brightness.
Certificates
•Tap on Start>Settings, and then tap on the System icon.
• Tap on the Certificates icon.
A public key is transmitted as part of a certificate. The certificates listed in the Certificates tabs ensure that the
submitted public key is, in fact, the public key that belongs to the submitter. The hand-held checks that the
certificate has been digitally signed by a certification authority that the hand-held explicitly trusts.
Screen
backlight
Keypad
backlight
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