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Signal Earthing
(Figure 5) Printer signal interface
If necessary to connect wide-format printer, please switch off power first and fix the printer
cable, and then turn on the printer power to make printer online, the XK3190-H2B indicator will
be get online together with printer automatically after switching on, and stop built-in micro
printer operation. If reusing the internal micro printer, please disassemble the external printer, the
internal micro printing function will be resumed after powered on again.
The indicator will be disconnected with internal and external printer automatically whenever
something wrong happens during printing process. After settle down the problem and turn switch
on again, the online operation can be resumed.
Printing Notes:
▲ ! The printing function can only be put into use after proper setting operation.
▲ ! The output down-lead of the indicator printing interface must be connected to the printer
accurately and only the special printer connecting cable can be used. If connected in wrong
way, the output port of the indicator and the input port of the printer will be damaged, and
sometimes the damage will happen to the indicator and printer.
▲ ! Please choose the recommended printers because there are a great variety of printers with
different performances and compatibilities.
7. Communication interfaces
RS-232C/RS485/422 are interface options for XK3190-H2B. Usually, RS-232C is used if no
designation from customer.
(Figure 6) Serial communication interface and scoreboard output signal interfaces
▲! The down-lead of the communication interface must be connected to the computer