Advantech POC-621 Series, User Manual

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33 POC-621 Series User Manual
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Windows will assess each batteries’ capacity (unit: mAh) to calculate the capacity
percentage.
Install single battery capacity percentage =
Install dual battery average capacity percentage =
3.4 Regular use of Battery Pack
Below are instructions for maintaining a healthy battery:
1. Always fully charge new batteries before first use.
2. When the battery is a capacity lower than Windows settings low level (default:
10%), the Windows will display a low-battery notification. At this point, either
replace the battery with a fully charged battery or plug in the power adapter to
recharge the battery.
3. Avoid over-charging the battery. Over charging will significantly reduce the bat -
teries’ shelf life.
4. If the POC system is not in use, turn off the system to save battery power.
5. The POC system can work if either of the battery slots are occupied
3.5 Battery Pack Storage
If the POC system or battery pack is stored in a warehouse for periods of time, the
following tasks must be performed:
1. Always fully charge new batteries before moving to the warehouse.
2. Before storing the battery and leaving it idle, recharge the battery to full capacity.
3. If the battery is left unused or idle for a long duration, perform a full recharge
every 3 months.
4. Ensure that the POC system is switched off and double check that the power on
green LED indicator is off before storage.
3.6 Battery Operation Sequence
When two batteries installed, system follow below sequence to charge/discharge bat -
tery
1. Balanced mode (Two batteries are same battery voltage):
Change or Discharge two batteries together.
2. Un-balanced mode (Two batteries are different battery voltage):
Charge: Charge low voltage battery first. When these two battery reach same
voltage, charge two batteries together.
Discharge: Charge high voltage battery first. When these two battery reach
same voltage, discharge two batteries together.
Battery remain capacity
כ
100%
Battery full capacity
Battery 1 remain capacity + Battery 2 remain capacity
Battery 1 full capacity + Battery 2 full capacity
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100%