StarTech.com ST122PRO User manual

ST122PRO
ST124PRO
ST128PRO
User'sManual
HighResolution
VideoSplitter

Introduction
The StarTech.com ST122PRO, ST124PRO and
ST128PRO Video Splitters broadcast and boost one
VGA signal source for 2, 4 or 8 VGA monitors
respectively. There is no software or interface card to
install. Just connect the cables, power up the system
and you are ready to have duplicated VGA images for
multiple monitors with excellent quality. Superb high-
bandwidth circuit enables a high resolution VGA
signal of up to 300Mhz (with the ST122PRO and
ST124PRO) to be displayed on multiple monitors.
Application
Presentations
Exhibits
Demonstrations
Trade shows
Monitor testing and burn-in
Business meetings
Features
Duplicate VGA input to multiple VGA outputs
Effective transmission distance: 65M (210ft)
Automatic power-save when VGA input is lost
Applicable to VGA, SVGA and multi-sync monitors
Cascaded operation for increased VGA outputs
Crisp and clear VGA images

Connection
One length of HDB15 male-to-female cable is
required to connect from the Video Splitter Input to a
computer’s VGA output. Multiple monitors should be
connected to the Video Splitter’s output port as
shown below.
Figure 1: ST122PRO Connection
Figure 2: ST124PRO Connection

Figure 3: ST128PRO Connection
Operation
ACTIVE LED turns on when there is a VGA signal at
the Input port.
POWER LED turns on when the Video Splitter is
powered up by the AC 9V power adapter.

Specifications
ST122PRO
ST124PRO
ST128PRO
No. of VGA output 2 4 8
Signal bandwidth 350 MHz 350 MHz 300 MHz
Signal Type VGA, SVGA, Multisync
LED POWER (green) x 1
ACTIVE (amber) x 1
Cable Length 65M (210ft.) - Maximum
Connector Input
Output
HDB15 M x 1
HDB15 F x 2
HDB15 M x 1
HDB15 F x 4
HDB15 M x 1
HDB15 F x 8
Power
Consumption
AC 9V, 200mA, normal operation
10mA, power save mode
Enclosure Metal
Revised: December 11, 2001
Limited Warranty
IN NO EVENT SHALL THE DIRECT VENDOR'S LIABILITY
FOR DIRECT OR INDIRECT, SPECIAL, INCIDENTIAL OR
CONSEQUENTIAL DAMAGES, LOSS OF PROFIT, LOSS
OF BUSINESS, OR FINANCIAL LOSS WHICH MAY BE
CAUSED BY THE USE OF THE PRODUCT EXCEEDS THE
PRICE PAID FOR THE PROCUDT.
The direct vendor makes no warranty or representation,
expressed or implied with respect to the contents or use of
this documentation, and especially disclaims its quality,
performance, merchantability, or fitness for any particular
purpose.
The direct vendor also reserves the right to revise or update
the product or documentation without obligation to notify any
user of such revisions or updates. For further information,
please contact your direct vendor.