Telos Hx1 User manual

TELOS Hx1/Hx2
Digital Hybrid Telephone Interface
USER’S MANUAL
Manual Version 1.4b for software version 1.4 or later
11 October, 2010

Telos Hx1 and Hx2 Manual
© 2010 TLS Corporation. Published by Telos Systems/TLS Corporation. All rights reserved.
Trademarks
Telos Systems, the Telos logo and Hx1 and Hx2 are trademarks of TLS Corporation. All other
trademarks are the property of their respective holders.
Notice
All versions, claims of compatibility, trademarks, etc. of hardware and software products not made
by Telos mentioned in this manual or accompanying material are informational only. Telos Systems
makes no endorsement of any particular product for any purpose, nor claims any responsibility for op-
eration or accuracy. We reserve the right to make improvements or changes in the products described
in this manual which may aect the product specications, or to revise the manual without notice.
Warranty
is product is covered by a one year limited warranty, the full text of which is included in this manual.
Updates
e operation of the Hx1 and Hx2 is determined largely by software. We routinely release new
versions to add features and x bugs. Check the Telos web site for the latest. We encourage you to
sign-up for the email notication service oered on the site.
Feedback
We welcome feedback on any aspect of the Telos Hx1 or Hx2, or this manual. In the past, many good
ideas from users have made their way into software revisions or new products. Please contact us with
your comments.
Service
You must contact Telos before returning any equipment for factory service. We will need the serial
number, located on the back of the unit. Telos Systems will issue a Return Authorization number
which must be written on the exterior of your shipping container. Please do not include cables or ac-
cessories unless specically requested by the technical support engineer at Telos. Be sure to adequately
insure your shipment for its replacement value. Packages without proper authorization may be refused.
US customers please contact Telos technical support at [phone]. All other customers should
contact your local representative to make arrangements for service.
We support you...
By Phone / Fax:
You may reach our 24/7 Support Team anytime around the clock by calling [phone].
For billing questions or other non-emergency technical questions, call [phone] between 9:30
AM to 6:00 PM USA Eastern Time, Monday through Friday.
Our fax is [phone].
By E-Mail:
Technical support is available at [e-mail].
All other inquiries at [e-mail].
Via World Wide Web:
e Telos Web site has a variety of information which may be useful for product selection and support.
e URL is www.Telos-Systems.com
10 9 8 7 6 5 4 3 2 1

Telos Systems USA
Telos Systems
1241 Superior Avenue E
Cleveland, OH 44114 USA
[phone] (phone)
[phone] (fax)
[phone] (24/7 Technical Support)
[e-mail]
[e-mail]
Notices and Cautions
CAUTION:
THE INSTALLATION AND SERVICE INSTRUCTIONS IN THIS MANUAL ARE FOR
USE BY QUALIFIED PERSONNEL ONLY. TO AVOID ELECTRIC SHOCK, DO NOT
PERFORM ANY SERVICING OTHER THAN THAT CONTAINED IN THE OPERATING
INSTRUCTIONS UNLESS YOU ARE QUALIFIED TO DO SO. REFER ALL SERVICING
TO QUALIFIED PERSONNEL.
WARNING:
TO REDUCE THE RISK OF ELECTRICAL SHOCK, DO NOT EXPOSE THIS PRODUCT
TO RAIN OR MOISTURE.
USA CLASS A COMPUTING DEVICE INFORMATION TO USER. WARNING:
is equipment generates, uses, and can radiate radio-frequency energy. If it is not installed and used
as directed by this manual, it may cause interference to radio communication. is equipment complies
with the limits for a Class A computing device, as specied by FCC Rules, Part 15, Subpart J, which
are designed to provide reasonable protection against such interference when this type of equipment
is operated in a commercial environment. Operation of this equipment in a residential area is likely
to cause interference. If it does, the user will be required to eliminate the interference at the user’s
expense. NOTE: Objectionable interference to TV or radio reception can occur if other devices are
connected to this device without the use of shielded interconnect cables. FCC rules require the use of
shielded cables.
CANADA WARNING:
“is digital apparatus does not exceed the Class A limits for radio noise emissions set out in the
Radio Interference Regulations of the Canadian Department of Communications.”“Le present
appareil numerique n’emet pas de bruits radioelectriques depassant les limites applicables aux appareils
numeriques (de Class A) prescrites dans le reglement sur le brouillage radioelectrique edicte par le
ministere des Communications du Canada.”
This symbol, wherever it appears, alerts you to the presence
of uninsulated, dangerous voltage inside the enclosure –
voltage which may be sufficient to constitute a risk of shock.
This symbol, wherever it appears, alerts you to important
operating and maintenance instructions. Read the manual.

We support you... . . . . . . . . . . . . . . . . . . . . . . . . . . . . .i
A Letter from our President . . . . . . . . . . . . . . . . . . . . . . . . vii
1 Introduction 1
The Hx1 Hybrid . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1
Purpose . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1
Features . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2
The Hx2 Hybrid . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3
2 Installation 5
Connecting your telco lines . . . . . . . . . . . . . . . . . . . . . . . . 5
Studio Audio Connections . . . . . . . . . . . . . . . . . . . . . . . . 6
Hx2 Internal Mix Minus . . . . . . . . . . . . . . . . . . . . . . . . . 9
Input Audio Connection . . . . . . . . . . . . . . . . . . . . . . . . . 10
Output Audio Connection . . . . . . . . . . . . . . . . . . . . . . . . 11
Remote Control . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 12
Connecting your Hx to other systems and non-standard lines . . . . . . . . 13
Quick Basic Test . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 14
Power Input and Grounding Safety . . . . . . . . . . . . . . . . . . . . 15
3 Operation 17
Front Panel Buttons . . . . . . . . . . . . . . . . . . . . . . . . . . . 17
Line Status Display . . . . . . . . . . . . . . . . . . . . . . . . . . . 17
Metering . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 18
Basic Operation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 19
4 Conguration Settings 21
Rear Panel DIP Switch Control. . . . . . . . . . . . . . . . . . . . . . . 24
Country Specic Settings . . . . . . . . . . . . . . . . . . . . . . . . . 27
Factory Default Conguration Settings. . . . . . . . . . . . . . . . . . . 32
iv |
Table of Contents

TELOS HX1/HX2 MANUAL | V
5 AES I/O Option 33
Installation Instructions . . . . . . . . . . . . . . . . . . . . . . . . . 33
AES Channel Assignments . . . . . . . . . . . . . . . . . . . . . . . . 35
Restoring an AES equipped unit to Analog Operation . . . . . . . . . . . . 35
6 Troubleshooting 37
On-Board Diagnostics . . . . . . . . . . . . . . . . . . . . . . . . . . 37
Software Version . . . . . . . . . . . . . . . . . . . . . . . . . . . . 37
DIP Switch Status . . . . . . . . . . . . . . . . . . . . . . . . . . . . 37
T1 Test – 400 hz tone generation . . . . . . . . . . . . . . . . . . . . . 38
T2 Test – Studio Loopback . . . . . . . . . . . . . . . . . . . . . . . . 38
T3 Test – Feed Through Test . . . . . . . . . . . . . . . . . . . . . . . . 39
Hardware Repairs . . . . . . . . . . . . . . . . . . . . . . . . . . . . 39
7 Specications 41
8 Warranty and Application Caution 43
A1 Telephone Terminology Guide A1
A2 Quick Reference Guide: Rear Panel Switches A19
A3 Quick Reference Guide: Internal Switches & Remote Connector pin usage A21