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Control Devices
Contact In and Tally Out — Six 3.5 mm, 3-pole captive scrw connectors for
F
automatic input switching and tally indication using Extron Show Me cables.
When a connected contact is grounded, the corresponding input is selected. At the
same time, the tally output closes causing the Show Me LED on the connected cable to
light (see
NOTE: For Show Me cables, the ground pin connection is optional.
The six contacts are mutually exclusive so that only one input is selected at at time.
Do not tin
the wires!
Figure 4.
NOTE: Do not tin the leads. Tinned wires are not as secure in the connector and
could be pulled out.
+V Port — 3-pole, 3.5 mm captive screw connector. The three pins constantly output
G
+5 VDC, 200 mA total (shared between pins) to provide power for external tally LEDs.
NOTE:
Do not tin
the wires!
Figure 5.
RS-232 remote — 3-pole, 3.5 mm captive screw connector for a host computer
H
or a controller using Simple Instruction Set (SIS) or Windows-based control software
commands.
An IP Link driver allows Extron IPL and MediaLink devices to control the MPS 601 from
the RS-232 remote connector.
RS-232
Device
Transmit (Tx)
Do not tin
Receive (Rx)
the wires!
Ground (G)
Figure 6.
USB configuration port (front panel) — (see
c
Female USB mini-B jack used for configuration of the switcher and firmware upgrades
Updating Firmware
(see
Contact Closure and Tally Output Application Diagrams
C G
T
Contact (NO)
Ground (G)
Tally (NO)
Contact In and Tally Out Connector Wiring
Do not connect "Show Me" cables to the +V power connections.
+V
+V
+V
+V Connector Wiring
Tx
Rx
G
Bidirectional
Transmit (Tx)
Receive (Rx)
Ground (G)
RS-232 Connector Wiring
on page 48).
on page 7).
Front Panel Features
on page 11)
MPS 601 • Installation
6
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