Gima CONTEC08A-VET Manual page 16

② Remove the AC Adapter plug from the unit.
Please be sure to use dedicated AC adapter.
Note
You'd better take off batteries when use the AC adapter as power source. If there is any
damage to the AC adapter, you should use batteries to run the device.
When adapter and batteries are both used at the same time, the battery power will not be
consumed. Switch adapter and battery as power supply when the device is off, otherwise,
the device may shutdown due to power failure.
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