Acer HDS AMS200 Reference Manual page 35

2.2.3.4 Battery Unit
Observe the following when handling the battery:
Do not disassemble or tamper with the battery.
Do not allow the battery to be physically damaged. If the battery is physically damaged,
have it replaced as soon as possible.
Do not connect the two terminals of the battery directly to each other; this will create a
short circuit.
Do not tamper with cable insulation.
Do not connect the battery to any equipment other than the AMS200 subsystem.
Do not expose the battery to high temperatures.
Use only the specified battery.
Acer | HDS AMS200 User and Reference Guide 15