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TECHNICAL SPECIFICATIONS
TECHNICAL SPECIFICATIONS
VIDEO
Format DVI-D Single Link
Maximum Pixel Clock 165 MHz
Input Interface (8) DVI-D 29-pin (female)
Output Interface (2) DVI-D 29-pin (female)
Resolution Up to 1920 x 1200
@60Hz
DDC 5 volts p-p(TTL)
Input Equalization Automatic
Input Cable Length Up to 20 ft.
Output Cable Length Up to 20 ft.
AUDIO
Input Interface (4) 3.5 mm Stereo Audio
Output Interface (1) 3.5 mm Stereo Audio
Impedance 600 Ohm
Frequency Response 20 Hz to 20 kHz
Nominal Level 0-1.0 V
Common Mode Rejection at 60 dB
OTHER
Power External 100-240 VAC/
Dimensions 17” W x 3.5” H x 6.75“ D
Weight 10 lbs.
Approvals UL, CE, ROHS Compliant
Operating Temp. 32-131 °F (0-55 °C)
Storage Temp. -4-185 °F (-20-85 °C)
Humidity Up to 95%
Emulation Keyboard and Mouse
5VDC4A @20W
WHAT’S IN THE BOX
PART NO. QTY DESCRIPTION
DVN-4DuoS 1 DVNET-4Duo, 4x1 Dual DVI-D,
USB 2.0, Audio Switch
Power Supply 1 PS5VDC4A
User Manual 1
DVNET-4Duo
4-Port Dual Display DVI-D
KVM Switch with
USB 2.0 Sharing
USB
Signal Type USB 2.0, 1.1, and 1.0 w/
Input Interface (4) USB Type B (female)
Output Interface (2) USB Type A (female)
CONTROL
Front Panel Tactile Switch
RS-232 Via Control @ 9600 bps
Hotkeys Via Keyboard
IR Optional
internal hub
for keyboard and mouse
connection only;
(2) for USB 2.0 Transparent
Designed and Manufactured in the USA
800.AVI.2131
Tel: (818) 503-6200 Fax: (818) 503-6208
11651 Vanowen St. North Hollywood, CA 91605
SmartAVI.com
Access and control KVM and audio on
up to 4 computers using one
USB keyboard, one USB mouse and 2
DVI-D monitors
USER MANUAL
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INTRODUCTION
The DVNET-4-Duo is a cross-platform switch capable of
sharing Dual DVI-D monitor, stereo speakers, and USB 2.0
devices between 4 computers. It features USB keyboard
and mouse emulation faster and reliable switching through
the use of hotkey sequence commands. It is also RS-232
compliant, capable of being controlled remotely via thirdparty software.
FEATURES
• Compatible with Windows, Mac and Linux Operating
Systems
• Supports up to 1920x1200 digital video resolution
• Uses universal DVI single-link connectors
• Supports all USB 2.0 Devices (Flash drives,
Printers, Cameras, Scanners, etc.)
• Supports USB keyboard and mouse emulation
• Balanced stereo audio output
• Front panel tactile switch with LED display for local
control
• RS-232 control for additional control
• Special Hotkey keyboard sequence to switch independ-
ent simultaneous device selection: Flexibility is key to
the DVNET-4Duo
EDID LEARNING
The DVNET-4Duo is fully capable of “learning” and remembering what type of display monitor is connected to the
unit. With its EDID learning feature, the DVNET-4Duo provides plug-and-play capability to its display.
Programming the EDID can be accomplished through the
Front
Front----Panel buttons
Panel buttons or through RS
FrontFront
Panel buttonsPanel buttons
Please refer to the “Controlling the DVNET-4Duo” section
of the manual for more info.
DVNET-4DUO REAR
AUDIO
DVI OUTPUTS
RS----232
232.
RSRS
232232
USB INPUTS
KEYBOARD
& MOUSE
DVI INPUTS
INSTALLATION DIAGRAM
CONNECTING THE DVNET-4Duo
1. Ensure that power is disconnected from DVNET-Duo.
2. Connect the DVI cables, USB cables (male-A to maleB), and audio cables from the computers to the respective ports on the DVNET-4Duo.
3. Optionally connect RS-232 for control functions.
4. Connect the USB keyboard and mouse on the two
USB ports on the right (close to the RS-232 port).
Note: The 2 ports on the right are dedicated for keyboard and mouse emulation. The 2 on the left are
for other USB peripherals (flash drives, printers,
etc.)
5. Connect the speakers into the Audio Out port located above the USB ports.
6. Connect 2 display monitors the 2 DVI OUT connector
on the DVNET-Duo.
7.
Power on the DVNET-4Duo.
CONTROLLING THE DVNET-4Duo
Front Panel Control
To switch ports using the front panel, press the UP button to navigate up and DOWN button for down.
EDID learning
EDID learning is also done through the front panel buttons by pressing both buttons simultaneously.
EDID learningEDID learning
RS-232 Control
Use a male-to-female serial cable to connect a computer to the RS-232 port of the DVNET-4Duo. Use terminal
client software such as the HyperTerminal
munication mode of 9600 bps, 8, N, 1. This port can also be used for software upgrade. Please refer to online
manual for more details.
Hotkey Commands
The Hotkey command is a keyboard sequence used to trigger an action on the DVNET-4Duo through the use of
the keyboard connected on the USB port of the DVNET-4Duo. To activate the hotkey sequence, press the CTRL
key twice and then enter the desired hotkey commands.
COMMANDS HOTKEYS RS-232 CONTROL
Switch all devices (KVM, USB 2.0, and Audio) [CTRL] [CTRL] mmmm [port #] [ENTER] ‘//mmmm[port #]<CR>’
Switch KVM only
Switch audio only
EDID Learning [CTRL] [CTRL] e
only [CTRL] [CTRL] cccc [port #] [ENTER] ‘//cccc[port #]<CR>’
onlyonly
only [CTRL] [CTRL] aaaa [port #] [ENTER] ‘//aaaa[port #]<CR>’
onlyonly
HyperTerminal to connect to the DVNET-4Duo. Make sure to use the standard com-
HyperTerminalHyperTerminal
e [ENTER] //eeee<CR>
e e
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