
Model UV232A & UV232B
VGA + AUDIO + UNI-DIRECTIONAL RS232 (UV232A)
&
VGA + BI-DIRECTIONAL RS232 (UV232B)
SUPPORT &
ORDERING
INFORMATION
For technical support, Call 714-641-6607 or fax 714-641-6698
Order by phone: toll-free in the U.S. 800-959-6439
Web site: www.hallresearch.com
Hall Research, 1163 Warner Ave. Tustin, CA 92780
UV-232A
UV-232B
UMA1159 Rev. E

TRADEMARKS USED IN THIS MANUAL
Hall Research, HR, and its logo are trademarks of Hall Research.
Any other trademarks mentioned in this manual are acknowledged to be the
property of the trademark owners.
FEDERAL COMMUNICATIONS COMMISSION
RADIO FREQUENCY INTERFERENCE
STATEMENT
This equipment generates, uses, and can radiate radio frequency energy and if
not installed and used properly, that is, in strict accordance with the
manufacturer’s instructions, may cause interference to radio communication. It
has been designed to comply with the limits for a Class A computing device in
accordance with the specifications in Subpart B of Part 15 of FCC rules, which
are designed to provide reasonable protection against such interference when
the equipment is operated in a commercial environment. Operation of this
equipment in a residential area is likely to cause interference, in which case the
user at there own expense will be required to take whatever measures may be
necessary to correct the interference. Changes or modifications not expressly
approved by the party responsible for compliance could void the user’s authority
to operate the equipment. This digital apparatus does not exceed the Class A
limits for radio noise emission from digital apparatus set out in the Radio
Interference Regulation of the Canadian Department of Communications.
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VGA – AUDIO – RS232 EXTENDERS
Contents
1. Introduction.................................................................. 2
1.1 General................................................................... 2
1.2 Features.................................................................. 3
2. Installation ................................................................... 3
2.1 Connecting the UV232A / B.................................. 3
3. Configuration and Operation ....................................... 5
3.1 Adjusting the video quality for long cable runs..... 5
3.2 UTP Cable Recommendations............................... 6
4. Troubleshooting .............................................................. 7
4.1 Contacting Hall Research ...................................... 7
4.2 Shipping and Packaging ........................................ 7
5. Specifications.................................................................. 8
1. Introduction
1.1 General
Hall Research’s Model UV232A and UV232B kits
are members of HR’s powerful video product line.
The model UV232A kit extends VGA/HD video,
audio (L+R Mixed), and unidirectional RS-232 over
a single Cat5 cable, while the model UV232B kit
extends VGA/HD video and bi-directional RS-232.
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Figure 1 – UV232B Block Diagram