Rear Panel Control And Power; Rs232/422/485 Serial Port Connectors - AMX Enova DVX-315 HD Series Instruction Manual

Rear Panel Control and Power

The following sub-sections describe each component on the rear panel of the DVX. Refer to FIG. 3 on page 14 for the
component layout of the rear panel.

RS232/422/485 Serial Port Connectors

The RS232/422/485 serial device ports are used for A/V sources and displays. These ports support most standard
RS-232, RS-422, and RS-485 communication protocols for data transmission. The 315x DVX models feature six
connectors. The 21xx DVX models feature three connectors.
FIG. 41 displays the RS232/422/485 Serial Port connectors on the DVX-3150HD-SP.
FIG. 41 RS-232/422/485 Serial Port connectors
These connectors feature the following specifications:
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FIG. 42 provides wiring specifications for the RS-232/422/485 connectors.
1 2 3 4 5
FIG. 42 RS-232/422/485 (DB9 - male) connector pinouts
RS-232/422/485 Port Wiring Specifications
Pin Signal
1 RX-
2 RXD
3 TXD
4 TX+
5 GND
6 RX+
7 RTS
8 CTS
9 TX-
WARNING! When wiring the connections, do not use pre-made 9-wire cable or connect the wire in the cable to
any connection that will not be used by the DB9 serial port. Only use wiring that connects the necessary pins.
Enova DVX-315xHD & DVX-215xHD All-in-One Presentation Switchers - Instruction Manual
XON/XOFF (transmit on/transmit off)
CTS/RTS (clear to send/ready to send)
300-115,200 baud
DB9 Serial Port pinouts (male connector)
RS-232
Pin 2: RX signal
Pin 3: TX signal
Pin 5: GND
6 7 8 9
Pin 7: RTS
Pin 8: CTS
Function
Receive data
Receive data
Transmit data
Transmit data
Signal ground
Receive data
Request to send
Clear to send
Transmit data
RS-422 RS-485
Pin 1: RX -
Pin 1: A (strap to 9)
Pin 4: TX + Pin 4: B (strap to 6)
Pin 5: GND
Pin 5: GND
Pin 6: RX + Pin 6: B (strap to 4)
Pin 9: A (strap to 1)
Pin 9: TX -
RS-232 RS-422
X
X
X
X
X X
X
X
X
X
Wiring and Device Connections
RS-485
X (strap to pin 9)
X (strap to pin 6)
X
X (strap to pin 4)
X (strap to pin 1)
31