Intermec 6400 - Manual (Page 177)

APPENDIX B Norand R Utilities Program
6400 Hand-Held Computer User’s Guide B-27
"
The battery fuel gauge displays the battery capacity
level in black from left to right.
"
The capacity range that will display is 5--100%. If the
capacity is less than 5% no operation of your computer
will occur until you have recharged the battery to ob-
tain at least 10% of its capacity.
"
Battery type is chargeable for rechargeable battery
pack.
"
The voltage range is 6--8.4 volts.
"
The backup battery voltage will range from 6--11
volts. Below 7 volts indicates a mostely discharged
backup battery. Between 7--8 volts the backup battery
could be in any charged state. Between 8--11 volts is a
mostly charged backup battery and good for at least
100 hours of backup support.
"
LCD temperature displays in celcius and measures
the outside temperature of the display. Temperatures
less than -4_F (-20_C) or greater than +122_F (+50_C)
can cause faulty display operation.