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Connecting a Control Interface
19
19
9.1.2 Connecting Two Units without a Null-Modem Adapter
To connect two units,
without using a null-modem adapter
:
1. Connect a flat cable
1
between the RS-232 OUT 9-pin D-sub port on the first
unit and the RS-232 IN 9-pin D-sub port on the second unit.
2. On the second unit,
set DIP 7 ON
(disabling null-modem adapter use
1
9.1.3 Connecting to a 9-pin PC COM Port with a Null-Modem Adapter
).
To connect the 9-pin D-sub COM port of a PC to a unit,
using a null-
modem adapter
:
1. Connect a flat cable
1
between the 9-pin D-sub COM port of a PC and the
null-modem adapter that attaches to the RS-232 IN 9-pin D-sub port on the
unit.
2.
Set DIP 7 OFF
(enabling null-modem adapter use
1
) on the unit.
9.1.4 Connecting to a 9-pin PC COM Port without a Null-Modem
Adapter
To connect the 9-pin D-sub COM port of a PC to a unit,
without using a
null-modem adapter
:
1. Connect a flat cable
1
between the 9-pin D-sub COM port of a PC and the
RS-232 IN 9-pin D-sub port on the unit.
2.
Set DIP 7 ON
(disabling null-modem adapter use
1
) on the unit.
9.2 Connecting the RS-485 Control Interface
Figure 10
defines the RS-485 connector PINOUT for external RS-485
control. The RS-485 connector is also used (if required) for vertical sync:
Figure 10: RS-485 Connector PINOUT
1 See section
8.1
Summary of Contents for VS-162AVM
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