Handheld Optical Power Meter
12
Inserting the battery, 6-2
6-2
Push the clip fastener on the battery compartment cover down. Remove the battery compartment
cover and remove all three batteries, making a note of their positive and negative connector
orientation. The negative battery connector should be against the spring. Insert 3 new 1.5VV AA
batteries. Refit the battery compartment cover. The clip fastener should click shut.
Note
：
Insert the batteries with their positive and negative connectors correctly aligned.
6.1.2 Power Supply Unit
When the battery is empty, the power supply unit can be used. At the top left of the screen,
( 6-3) will be displayed.
When the battery is in the power meter and still charged, the tester
will default to the AC power supply.
AC power
supply
indicator
6-3
When using the AC adaptor, connect the power plug (pictured) and insert it in the AC adapter port.
