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Connection to the ports (continued)
USB
N
USB B type jack
Pin
Signal
1 +5V
2 - Data
3 + Data
4 Ground
O
CONTROL
D-sub 9pin plug
• About the details of RS-232C communication,
please refer to the following page.
Pin
Signal
1
(No connection)
2
RD
3
TD
6
O
N
4
3
2
1
Pin
Signal
4
(No connection)
5
Ground
6
(No connection)
9
8
7
6
5
4
3
2
1
Pin
Signal
7
RTS
8
CTS
9
(No connection)
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