Owner manual

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If an input video signal is not present, a solid color, called the Freerun Color, will be
displayed. The Freerun Color Function allows user selection of either blue or black.
The Information Menu contains technical information. If you have problems with
the Switcher / Scaler and require assistance, a technician may ask you to read
information from this menu as part of the troubleshooting process.
5.4 RS-232 Protocol
The DVI-3571a is equipped with an RS-232 serial control port. The connection
between the DVI-3571a and PC host controller should be made with an RS-232
modem cable.
Pin-Out of RS-232 Modem Cable
DVI-3571a Host Controller
PIN Denition PIN Denition
1 NC 1 NC
2 TxD 2 RxD
3 RxD 3 TxD
4 NC 4 NC
5 GND 5 GND
6 NC 6 NC
7 NC 7 NC
8 NC 8 NC
9 NC 9 NC
RS-232 Transmission Format:
Baud Rate: 19,200 bps
Data Bit: 8 bits
Parity: None
Stop Bit: 1 bit
Flow Control: None
5.5 Telnet Control
To access the Telnet control capability, rst make certain that the DVI-3571a unit
and the control system being used are both connected to an active network.
The DVI-3571a may be connected to the network using the Ethernet port on the
rear panel.
Next, use your Telnet client of choice to connect directly to the DVI-3571a using
the unit’s IP address. By default, the unit is set to DHCP mode and will be
assigned an IP address by the network. This assigned IP address can be found
by navigating through the OSD menu to the Information Menu. However, if the