Sony DVS-7200A Maintenance Manual page 79

2. Tool cable for testing communication system
Required in the "Communication test" menu.
(1) Three tool cables for testing the RS-422A communication system
These tool cables are used to connect the "SWITCHER" and "DME" , "REMOTE 1" and "REMOTE
2" , "REMOTE 3" and "REMOTE 4" connectors on the connector panel. These tool cables which
are shorted the two D-SUB 9-pin male connectors as shown below.
Pin No.
1
2
3
4
5
6
7
8
9
(2) One tool cable for testing the RS-232C communication system
This tool cable is used to connect the "TERMINAL 1" and "TERMINAL 2" connectors on the
connector panel. This tool cables which are shorted the two D-SUB 9-pin male connectors as shown
below.
Pin No.
1
2
3
4
5
6
7
8
9
3. DVS-7200A
Required in "Timer & Int. test" menu.
DVS-7200AE MMP1
Signal name
FG
RX-A
TX-B
GND
-
GND
RX-B
TX-A
-
Signal name
DCD
RXD
TXD
DTR
GND
DSR
RTS
CTS
RI
3-3-1. Tools and Equipment Required for Troubleshooting
Pin No. Signal name
1 FG
2 RX-A
3 TX-B
4 GND
5 -
6 GND
7 RX-B
8 TX-A
9 -
Pin No. Signal name
1 DCD
2 RXD
3 TXD
4 DTR
5 GND
6 DSR
7 RTS
8 CTS
9 RI
3-3. Troubleshooting (BKDS-7015)
3-11