tekmar 528 Thermostat User Manuals User Manual
Page 7
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7 of 12
© 2011
U 528 - 12/11
Changing the Backlight
Press and
Hold and
together.
Step 1:
Press and hold the and buttons to enter the Adjust Menu, and
wait until this screen appears (a new screen will appear every 2
seconds).
Step 2:
Press the or button to adjust the backlight operation.
Step 3:
Release all buttons and wait for the display to return to normal operation.
The adjusted setting will be saved in memory.
This thermostat has an LED backlight that can be configured as follows:
Off
Permanently Off.
30
Temporary on for 30 seconds (when a button is pressed)
On
Permanently On
On +
On during and off during
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