Dim/Dark/Temperature/Voltage Modes - Whistler 3400 Owner's Manual

OPERATION

Dim/Dark/Temperature/Voltage Modes

Dim/Dark Mode reduces the illumination of the display.
• Press Dark to reduce illumination to a Dim setting. Display
reads:
• Pressing Dark a second time engages Dark Mode. Display
reads:
Dim or dark can be engaged during an alert. In Dark Mode,
the display goes dark for as long as a signal is being detect-
ed and for 20 seconds after, then the display returns to the
dimmer setting.
• Pressing Dark a third time restores full illumination to the
display.
The Dark Button will allow the display to momentarily switch
to the outside temperature reading.
• Press and hold Dark for 2 seconds until unit beeps once
then release. Display switches:
to
If Temperature or Battery Voltage is programmed (see
Option Select Mode), pressing and holding Dark for 2 sec-
onds will momentarily switch to the other reading. Example:
o
H 73 F to
10
o
H 73 F
H 12.8V