User's Guide

CAUTION - If the internal batteries are fully depleted and you remove the accessory battery, the device will
instantly turn off due to power loss. Ensure that the internal batteries have some charge or work may be lost.
Trimble strongly recommends that before you swap a battery:
In the Trimble Access software, you complete your task;
In all other applications, you save your data
WARNING - Do not replace the accessory battery pack while outdoors. Water, dust, dirt or debris may collect
around the battery contacts causing performance issues.
Installing the optional accessory battery pack
1. The accessory battery pack may be installed while the device is on or off. However, if the
internal batteries are low on charge and the device is on, you should complete your task,
save your work and turn it off; press and hold the Power key, then tap Power off.
2. Ensure you are indoors when you remove the battery bay door cover and install the
accessory battery pack to avoid dust or water from entering the battery bay.
3. Using the Philips screwdriver integrated into the stylus pen, loosen the 4 screws to remove
the battery bay cover from the back of the device.
4. Insert the battery as shown:
Trimble Ranger 5 Data Collector / Trimble TSC5 Controller User Guide |29