Opticon H19А - Manual (Page 18)

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Chapter 1. Knowing Your Device
The device contains a rechargeable Li-ion polymer battery completely discharged and
should be charged for at least 8 hours before first use. Use only manufacturer-specified
original batteries. Damages caused by using batteries not specified by manufacturer are
not covered under warranty.
It is recommended to follow normal power off procedure to remove the battery, see “Chapter
.1 Powering On/Off the Device”
Replacing the Battery without Turning off the Device
Your device power is automatically shut off while the battery cover is removed. It is recommended
to follow normal power off procedure to remove the battery (see chapter .1 for powering on/off
information); alternatively, you can quickly replace the battery by doing the following:
1. Short-press the Power button to backup current settings and data.
. Unlock and remove the battery cover.
. Wait for five seconds and then replace the battery.
. Close and lock the battery cover.
. Short-press the Power button to recover your device system to the previous state.