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Connecting an XGA / Audio Switcher
13
6.2 Controlling via RS-232
To connect a PC to the
VP-81xl
,
VP-161xl
, or
VP-321xl
unit, using the
Null-modem adapter provided with the machine (recommended):
Connect the RS-232 IN DB9 rear panel port on the
VP-81xl
,
VP-161xl
, or
VP-321xl
unit to the Null-modem adapter and connect the Null-modem
adapter with a 9-wire flat cable to the RS-232 DB9 port on your PC
To connect a PC to the
VP-81xl
,
VP-161xl
, or
VP-321xl
unit, without using a
Null-modem adapter:
Connect the RS-232 IN DB9 port on your PC to the RS-232 DB9 rear
panel port on the
VP-81xl
,
VP-161xl
, or
VP-321xl
unit, as Figure 7
illustrates
Female DB9 (From PC)
PIN 4 Connected to PIN 6
PINS 8, 7, 1 Connected together
If a Shielded cable is used, connect the shield to PIN 5
PIN 5 Connected to PIN 5 (Ground)
PIN 3 Connected to PIN 2
PIN 2 Connected to PIN 3
Male DB9
Figure 7: Connecting a PC without using a Null-modem Adapter