Kramer Electronics VS-1616A - Manual (Page 24)

KRAMER: SIMPLE CREATIVE TECHNOLOGY
Installing the Balanced Stereo Audio Matrix Switcher
20
You can connect any of the following:
• 2 VS-1616A units, using a null-modem adapter (see section
6.7.1.1 ) or without using a null-modem adapter (see section
6.7.1.2 )
• The PC’s 9-pin D-sub COM port to a VS-1616A unit with a
null-modem adapter (see section 6.7.1.3 ) or without a null-
modem adapter (see section 6.7.1.4 )
• The PC’s 25-pin D-sub COM port to a VS-1616A unit with a
null-modem adapter (see section 6.7.1.5 ) or without a null-
modem adapter (see section 6.7.1.6 )
6.7.1.1 Connecting Two VS-1616As with a Null-modem Adapter
To connect 2 VS-1616A units, using a null-modem adapter provided with
the machine (default):
1. Connect a flat cable
1
2. On the second VS-1616A unit, set DIP 7 OFF (enabling null-modem
adapter use).
between the RS-232 OUT 9-pin D-sub port on the
first VS-1616A unit and the null-modem adapter that attaches to the
RS-232 IN 9-pin D-sub port on the second VS-1616A unit.
6.7.1.2 Connecting Two VS-1616As without a Null-modem Adapter
To connect 2 VS-1616A units, without using a null-modem adapter:
1. Connect a flat cable1 between the RS-232 OUT 9-pin D-sub port on the
first VS-1616A unit and the RS-232 IN 9-pin D-sub port on the second
VS-1616A unit.
2. On the second VS-1616A unit, set DIP 7 ON (disabling null-modem
adapter use
2
6.7.1.3 Connecting to a 9-pin D-sub COM Port with a Null-modem
Adapter
).
To connect the PC’s 9-pin D-sub COM port to a VS-1616A unit, using a
null-modem adapter:
1. Connect a flat cable
1
between the PC’s 9-pin D-sub COM port and the
Null-modem adapter that attaches to the RS-232 IN 9-pin D-sub port on
the VS-1616A unit.
1 Straight one-to-one uncrossed connections with at least the 3 wires pins # 2, # 3 and # 5
2 See section 6.6