Configuring the VP-727A Audio Switcher
13
6.4 Connecting via RS-485
You can connect the
VP-727A
to the
VP-727T
, via RS-485 communication,
via the
VP-727xl
(see section 6.4.1) or via the
VP-727
(see section 6.4.2).
6.4.1
Connecting the VP-727A to the VP-727T via the VP-727xl
To connect the
VP-727A
to the
Kramer
VP-727T
Presentation Switcher
Control Panel
via the RS-485 control port, as illustrated in the example in
Figure 7, do the following:
1. Connect the
VP-727A
to the
VP-727xl
as follows:
Connect the “A” (+) PIN on the RS-485 rear panel port of the
VP-727A
to the A (+) PIN on the AUDIO CONTROL rear panel port
of the
VP-727xl
unit
Connect the “B” (-) PIN on the RS-485 rear panel port of the
VP-727A
to the B (-) PIN on the AUDIO CONTROL rear panel port of the
VP-727xl
unit
If shielded twisted pair cable is used, the shield may be connected to
the “G” (Ground) PIN on one of the units
2. Connect the
VP-727xl
to the
VP-727T
as follows:
Connect the “A” (+) PIN on the RS-485 rear panel port of the
VP-727xl
to the A (+) PIN on the RS-485 rear panel port of the
VP-727T
unit
Connect the “B” (-) PIN on the RS-485 rear panel port of the
VP-727xl
to the B (-) PIN on the RS-485 rear panel port of the
VP-727T
unit
If shielded twisted pair cable is used, the shield may be connected to
the “G” (Ground) PIN on one of the units
3. Slide the underside RS-485 TERMINATION switch to ON.
