8
3.2 Rear
Panel
Connector
Description
1
RS-232 D-SUB
User can upgrade the keyboard firmware using this
port.
2
Termination switch
This switch is used to terminate the connected RS-485
communication line. It should normally be left in the
OFF position. The default is OFF.
3
Mode switch
This mode is used for factory setting. This switch
should be set to MASTER.
4
Line selection switch
Please select 2-lines mode (half-duplex) for the RS-485
communication.
5
RJ-11 jack
This jack is used for factory setting and should not be
used.
6
Terminal blocks
Use this terminal block to connect 2-lines RS-485
communication wires. Additional power input positions
are also available on this connector.
7
Power jack
Use this jack for the keyboard power supply.
Summary of Contents for Ganz ZCA-SC Series
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