Cybernet CyberMed-NB22 Series User Manual page 27

Appendix. A
Battery charging and discharging behavior of CyberMed / iOne NB series
Battery can be charged by system when plug in AC power. The system will charge three
batteries at the same time. .Charging currents are 1.0A for each battery and spend 4hrs
charging time from 6% to 99%.
Charging time formula:
Battery capacity (Wh) / (Charging current (mA) * Charging voltage (V))
90Wh / 17.4W = 5.17hrs
When battery is full charge. System will stop charging after battery self-discharge to
98% then system will re-charge again.
You can see the logo when plug in
AC power. But the time shown in
the diagram may not be real time
update, depending on system
loading.
Battery status will show capacity
But the time shown in the diagram
may not real time
update. Depend on system is busy
or not.
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NB22 Users Manual