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7. Pull the battery tray completely out of the unit. Press down on the side tabs of the second
battery’s connector clips to release the connector. Disconnect the battery leads by pulling the
gray couplers apart.
8. Reversing steps 6 and 7, replace the rearmost battery in the tray. Connect the battery, push
the connector into the connector clip and slide the tray part way into the unit. Now replace the
other battery into the tray and connect it. Push the connector into the connector clip and slide
the tray completely into the unit. Note: Small sparks at the battery connectors are normal dur-
ing battery connection.
9. Now close the battery door, replace the screws, and replace the lower front cover.
10. Dispose of the old battery properly at an appropriate recycling facility.
11. Storage

11.1 Storage conditions

Store the unit covered and upright in a cool, dry location, with its battery fully charged. Before stor-
ing, charge the unit for at least 2 hours. Remove any accessories in the accessory slot and disconnect
any cables connected to the computer interface port to avoid unnecessarily draining the battery.

11.2 Extended storage

During extended storage in environments where the ambient temperature is –15 to +30 °C
(+5 to +86 °F), charge the unit’s battery every 6 months.
During extended storage in environments where the ambient temperature is +30 to +45 °C
(+86 to +113 °F), charge the unit’s battery every 3 months.