Denso BHT-1800 Series Hardware User Manual page 20

1.8.4 Use of USB Direct Cable
The USB Direct Cable provides a convenient way to charge your BHT.
Fasten the USB Direct Cable to the lower end of the BHT.
Connect the other end of the cable to the USB port or the USB power adapter of a host computer.
It may take long to charge to full depending on the power supply capacity of the host computer.
While the battery is being charged, the status indicator on BHT will indicate the charging status.
Status
Red, solid
Red, blink
Green, solid
No light
1.8.5 Use of Communication Unit
The Communication Unit charges both your BHT and a spare battery at the same time.
Preparation of Communication Unit
Connect the AC adaptor to the Communication Unit.
To carry out data communication, connect a communication cable to the Communication Unit.
Barcode / 2D Code Handy Terminal
Description
While charging BHT
Charging error (Charging will stop.)
Charging complete
The cable is not correctly connected.
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