User's Manual

According to the interface of the external device, find the corresponding interface in the expansion
bin. The following expansion port interface simulation diagram is used as a reference. The interfaces
of different configurations will be different. Please refer to the actual product.
Intelligent commercial cash register
4
MBL-Series
①Lay the main unit flat on the table (please check if there is any debris on the table, please keep the
table on the machine without any Miscellaneous, to avoid damage to the machine)
②Tilt the device
③Adjust to the bottom interface position and make the corresponding connection (as shown below)
External device and device connection
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HDMI
The USB interface
The power interface
A serial port interface
HDMI interface
Microphone interface
The LAN interface
Speaker interface
VGA interface