Kramer Electronics VS-162V - Manual (Page 29)

Connecting a Control Interface
25
25
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 VS-162V unit, without
using a null-modem adapter:
1. Connect a flat cable
1
2. Set DIP 7 ON (disabling null-modem adapter use
between the 9-pin D-sub COM port of the PC and the
RS-232 IN 9-pin D-sub port on the VS-162V unit.
2
9.1.5 Connecting to a 25-pin PC COM Port with a Null-Modem Adapter
) on the VS-162V
unit.
To connect the 25-pin D-sub COM port of a PC to a VS-162V unit, using a
null-modem adapter:
1. Connect a flat cable
1
between the 25-pin D-sub COM port and the null-
modem adapter that attaches to the RS-232 IN 9-pin D-sub port on the first
VS-162V unit.
2. Set DIP 7 OFF (enabling null-modem adapter use
2
) on the VS-162V
unit.
9.1.6 Connecting to a 25-pin PC COM Port without a Null-Modem
Adapter
To connect the 25-pin D-sub COM port of a PC to a VS-162V unit, without
using a null-modem adapter:
1. Connect the 25-pin D-sub COM port to the RS-232 IN 9-pin D-sub port on
the VS-162V unit, as Figure 14 illustrates:
Female DB25 (From PC)
PIN 20 connected to PIN 6
Connect PINS 4, 5 and 8 together
Figure 14: Connecting to a 25-pin PC COM Port without a Null-Modem Adapter
1 Straight one-to-one uncrossed connections with at least the 3 wires pins # 2, # 3 and # 5
2 See section 8