Lutron Electronics EMF-819 - Battery Replacement; System Reset Procedure

10. BATTERY REPLACEMENT
When the left corner of LCD display show " ", it
is necessary to replace the batteries ( 006P ).
1)Slide the " Battery Cover " ( 5-14, Fig. 1 ) away from the
instrument and remove the battery.
2)Replace with batteries ( 006P ) and reinstate the cover.
3)Make sure the battery cover is secured after changing
the battery.
11. SYSTEM RESET
If the meter happen the troubles such as :
CPU system is garbled ( for example, the key button can
not be operated..... ).
Then make the system RESET will fix the problem.
The system RESET procedures will be either following
method :
During the Power On, used a pin tool to push
the " System Reset " button ( 5-16, Fig. 1 ) once.
14