User manual

Table Of Contents
Accessories
2. Push the device into the openī™Šside of the handstrap.
Expansion Back
The Expansion Back provides a handstrap and Power Pack slot for the device.
NOTE: Not for use with ET4X-HC.
Installing the Expansion Back
CAUTION: Power off the device before installing or removing the Expansion Back.
CAUTION: Do not use any tool for battery cover removal. Puncturing the battery or seal may
cause a hazardous condition and a potential risk of injury.
1. Remove battery cover and store in safe place.
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