App6-10
Appendix 6 Universal Serial Communications
MJ2 (V706 only) Specifications as an RS-232C Connector
The pins of modular jack 2 correspond to signals as given below.
The specifications for the RS-232C connector that links to the communication device are shown below.
•
Wiring
Perform wiring as shown below.
CAUTION
To use an MJ2 on a V706 as an RS-232C connector, set the slide switch on the V706 to
the upper position: RS-232C.
For details, refer to the separate V706 Hardware Specifications.
MJ2
Pin No.
Signal Name
Contents
5
SG
Signal ground
6
7
RD
RS-232C receive data
8
SD
RS-232C send data
Pin No.
Name
Signal Name
Signal Direction (V Series
←→
Communication Device)
8
Send data
SD
7
Receive data
RD
5
Signal ground
SG
1 2 3 4 5 6 7 8
SG
SD
RD
SG
SHELL
8
7
5
FG
SD
RD
RS
CS
SG
1
2
3
4
5
7
* Use twist-shielded cables.
V706 (MJ2)
General-purpose
computer
Signal
Name
Pin No.
Signal
Name
Pin No.
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Page 215: ...App2 8 Appendix 2 n 1 Connection Multi link 2 Please use this page freely...
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Page 225: ...App4 4 Appendix 4 1 n Connection Multi drop Please use this page freely...
Page 317: ...App6 48 Appendix 6 Universal Serial Communications Please use this page freely...