Casio handheld terminals Computer Hardware User Manual


 
33
Memory backup battery
Battery type Button-shape Lithium
rechargeable battery
(CR-2032)
Rated voltage 3.0 V
Battery low warning
Low main battery voltage VDET1: 3.4 V Warning display, but still operable.
Forcible OFF VDET2: 3.0 V Forcible OFF.
Low sub-battery voltage VDETS: 2.3 V Data cannot be retained.