Extron Electronics DSC HD-3G A User Guide - Manual (Page 14)

3. Connect the 9-pin connector end of the RS-232 cable to the serial port of your
computer or control system.
RS-232
Computer or
Control System
RS-232 Port
DSC Rear Panel
RS-232 Port
NOTES:
• If you use cable that has a drain wire, tie
the drain wire to ground at both ends.
• Connect a ground wire between the DSC
and the computer or control system.
Tx Rx
1 2 3
G
Ground ( )
Transmit (Tx)
Receive (Rx) Transmit (Tx)
Receive (Rx)
Figure 6. Connecting to the RS-232 Port
See SIS Commands on page 41 for information on sending SIS commands to this port.
Connecting to the USB Config Port
The mini Type B USB Config port is located on the DSC front panel. It can be used to
configure the converter via SIS commands.
1. Use a USB A-to-mini-B cable to connect the DSC USB Config port to a USB port on
your computer.
USB Cable
Type A
USB
Mini Type B
USB USB 1
USB
Ports
Computer
DSC Front Panel
DSC HD-3G A
AUTO-
IMAGE
Extron
MENU
ENTER HOLD FOR 720p 1080i
INPUT OUTPUT
SYNC
2.97 Gbps
1.485 Gbps
270 Mbps
SIGNAL
2CH-LPCM
MULTI-CH PCM
ANALOG
CONFIG
Figure 7. Connecting to the Front Panel USB Config Port
DSC 3G-HD A and DSC HD-3G A • Installation 8