Maintenance and Service
Service
Notice
When the meter seemingly fails during operation, following steps should
be followed to check the fault problem:
1: Check batteries. If “ ” appears on the LCD display, batteries
should be replaced.
2: Repair on the meter should be performed by service centers or other
qualified service professionals.
Cleaning
First wipe the meter with a damp soft cloth with clean water or neutral
detergent and then with a dry cloth.
Notice
1: Please make sure the light meter is turned off before cleaning.
2: Do not use benzene, alcohol, acetone, ethyl ether, ketones, thinners
and gasoline, etc. in cleaning, because they will transform or fade
the light meter.
3: The light meter can only be used again when it is completely dry after
cleaning.
Battery replacement
If the battery symbol appears on the LCD accompanied by buzzer alarm,
batteries must be replaced.
Batteries should be replaced as follow:
Turn off the meter;
Remove the screw on the back of the meter and open the battery
compartment;
Remove exhausted batteries;
Replace new batteries observing polarity;
Replace the battery compartment cover and secure the
compartment screw.
Warning
1: Do pay attention to the right polarity of battery when putting in or
replacing batteries. In case of polarity reversal, the light meter will be
damaged, and can even cause explosion or fire.
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