6
5 Installing the Batteries
1. Open the battery door using a coin or similar pry device to release
the battery door tab.
2. Insert two AA batteries noting the plus (+) and minus (-) diagrams
inside the battery housing.
3. Close the battery door. Push down until it "clicks" into the shut
position.
7
6 Keypad
1 - Power Key:
Press the power switch to turn
power ON. All LED's, the LCD and the beeper
will come on momentarily. CAL will be dis-
played and LED's sequenced as the unit goes
through a
self-calibrating
procedure
for
approximately three seconds.
NOTE:
Do not power up the unit in a laser
beam or strobe. If detected, the unit will revert to the previous cali-
bration (E200 is displayed).
Press and hold the Power switch for 2 seconds to turn power OFF.
2 - Memory Key:
Refer to page 13.
3 - Volume Key:
Pressing the switch cycles LOW, MEDIUM, HIGH
and OFF. One beep is emitted at the selected volume when
changed. When sound is OFF, a single beep will signal that a laser
beam has been detected.
4 - Accuracy Key:
Press once to numerically display current
accuracy setting on the LCD. Press again while the accuracy is
displayed (within one second) to change the current selection.
Subsequent presses will cycle through
five accuracy options
(ULTRA FINE, SUPER FINE, FINE, MEDIUM, COARSE). Refer to
page 20 (Specifications).
