Adtec EN-31 User manual

EN-31
Dual Channel Capable HD/SD MultiCODEC DSNG Encoder
w/ optional IF/LB/10Mhz Modulation
USER GUIDE
v2.01.12
1

Table of Contents
Table of Contents
Trademarks & Copyrights
Electrical Device Compliance Notices
Safety Warnings and Cautions
Compliance Notices
FCC
Industry Canada
European Union EMC Directive Conformance Statement
Chapter 1 - Product Overview
Product Introduction
Chapter 2 - Getting Started
Front Panel
Panel Diagram
Model Indicator Decals
Front Panel LCD Quick Views
Transport LED Indicators - Channel 1 & 2
Audio Encode Indicators - Channel 1 & 2
System Indicators
Controls
Modulator Lineup
Front Panel Menu Structure
Services Menu
RF Tx Menu
IP Tx Menu
Video Menu
Audio Menu
PIDs Menu
VBI Menu
Profile Menu
CAS Menu
System Menu
Login
Duration
Backlight Dim Delay
Network Sub Menu
Time Sub Menu
NTP Sub Menu
Alarm
SNMP Sub Menu
2

Com2
Feature Sub Menu
Name
Firmware
Back Panel Diagram
Processor Connectors
Video/Audio Inputs
Output
Chapter 3 - Using the Web Application
Introduction
Logging In
Upgrading your device
Chapter 4 - How-To Guides
How to Complete a Manual Upgrade
How to Connect via Telnet
How to Connect via FTP
How to Use API Commands
How Video Rates are Configured
(Example is pertinent to MPEG2)
How to enable EAS mode
EAS GPIO Connector Pinout
How to configure Network EAS Triggering
How passthru audio function - Dolby E / 5.1 / 2.0, Dolby D, LPCM
Common Passthru Problems:
EN-31 Audio
How to use ASI Remux
EN-XX ASI Remux with Manual PID Mapping
Vertical Interval Time Code
How to setup a Zixi IP Stream
Chapter 5 - Appendix
Appendix A - GNU General Public License
Appendix B - Technical Specifications
EN31-MP2 Video Specs (MPEG2):
EN31-MP4 Video Specs (AVC):
IF, L-Band Modulator + 10MHz (option) - IF/LB/10M-01
Appendix C - DB9-M Analog audio input pinout
Appendix D - Adtec Digital Support & Service
Telephone and Email Support
Preparing for Support
SLA Options
3

Trademarks & Copyrights
Copyright: (c) 2012-Present: Adtec Digital. All rights reserved. This document may not, in
whole or in part, be copied, photocopied, reproduced and translated, or reduced to any
electronic medium or machine-readable form without prior written consent from Adtec
Digital.
Trademarks: EN-31 is a trademark of Adtec Digital. Dolby, Dolby Digital, AC-3 and the
double-D symbol are registered trademarks of Dolby Laboratories. Other product and
company names may be trademarks or registered trademarks of their respective
companies. The information in this document is subject to change without notice.
4

Electrical Device Compliance Notices
Safety Warnings and Cautions
For your safety and the proper operation of the device:
●This unit must be installed and serviced by suitably qualified personnel only.
●Do not break the warranty seals on the device or open the lid. Only approved service
technicians are permitted to service this equipment.
●Disconnect all power before servicing the unit.
●Do not expose this device to rain or other moisture. Clean only with a dry cloth.
●If not installed in an equipment rack, install the product securely on a stable surface.
●Install the product in a protected location where no one can step or trip over the
supply cord, and where the supply cord will not be damaged.
●If a system is installed in a closed or multi-unit rack assembly, the operating ambient
temperature of the rack environment may be greater than the room ambient
temperature.
●Consideration should be given to installing the unit in an environment compatible
with the maximum recommended ambient temperature of 50 degrees Celsius (122
degrees Fahrenheit).
●Install the unit in a rack so that the amount of airflow required for safe operation is
not compromised.
○The recommended clearance on the top and sides of the unit is at least ½ “
(one half inch/one centimeter).
●Mounting of the unit in a rack should be such that no hazardous condition is achieved
due to uneven mechanical loading.
●Use only a grounded electrical outlet when connecting the unit to a power source.
●Reliable earth grounding of rack-mount equipment should be maintained.
○Particular attention should be given to supply connection other than direct
connections to the branch circuit (e.g., use of power strips).

 
5

Compliance Notices
FCC
Note: This equipment has been tested and found to comply with the limits for a Class B
digital device, pursuant to Part 15 of the FCC Rules. These limits are designed to provide
reasonable protection against harmful interference in a residential installation. This
equipment generates, uses and can radiate radio frequency energy and, if not installed and
used in accordance with the instructions, may cause harmful interference to radio
communications. However, there is no guarantee that interference will not occur in a
particular installation. If this equipment does cause harmful interference to radio or
television reception, which can be determined by turning the equipment off and on, the user
is encouraged to try to correct the interference by one or more of the following measures:
●Reorient or relocate the receiving antenna.
●Increase the separation between the equipment and receiver.
●Connect the equipment into an outlet on a circuit different from that to which the
receiver is connected.
●Consult the dealer or an experienced radio/TV technician for help.
Warning: Changes or modifications to this device not expressly approved by Adtec Digital
could void the user’s authority to operate the equipment.
Industry Canada
This Class B digital apparatus meets all requirements of the Canadian Interference
Causing Equipment Regulations. Operation is subject to the following two conditions:(1) this
device may not cause harmful interference, and (2) this device must accept any interference
received, including interference that may cause undesired operation.
Cet appareillage numérique de la classe B répond à toutes les exigences de l'interférence
canadienne causant des règlements d'équipement. L'opération est sujette aux deux
conditions suivantes: (1) ce dispositif peut ne pas causer l'interférence nocive, et (2) ce
dispositif doit accepter n'importe quelle interférence reçue, y compris l'interférence qui peut
causer l'opération peu désirée.
European Union EMC Directive Conformance Statement
This product is in conformity with the protection requirements of EU Council Directive
2004/108/EC on the approximation of the laws of the Member States relating to
electromagnetic compatibility. Adtec Digital cannot accept responsibility for any failure to
satisfy the protection requirements resulting from a user modification of the product. This
product has been tested and found to comply with the limits for Class B Information
Technology Equipment according to CISPR 22 / EN 55022.
6

Chapter 1 - Product Overview
Product Introduction
The EN31 is a two-channel High and Standard definition MPEG-2 or H.264 encoder
supporting ATSC and DVB tables through ASI and IP transport streams.  The EN31 can be
ordered with optional satellite modulation for contribution and distribution applications.
It inherits Adtec’s broadcast quality compression, advanced feature set, service
performance, and reliability in a dense two-channel platform targeted towards broadcasters,
cable and IP compression applications.
The device automatically detects video and audio from two sources (combination of
HD and SD acceptable), encodes, multiplexes and sends them back out as one combined TS
via IP, ASI or optional RF. VBI, CAS, and support for Emergency Alert (EAS) triggering are
standard.  It can also send the two sources as single program transport streams via IP.

Applications

Adtec Digital EN-31 and RD-30 contribution
7

Chapter 2 - Getting Started
Front Panel
The Function Buttons and Directional Keypad of the EN-31 are used to configure and
monitor the signal input and output of the device.
Panel Diagram
Model Indicator Decals
8

Front Panel LCD Quick Views
There are 8 Quick Views that can be accessed by the front panel LCD by pressing
the up and down arrows.
1) Encoding State: When in normal encoding mode, the LCD will display the following
information. Since there can be up to 2 encoders in the product, you can view the status of
both services.  *When only one encoder module is present the second module statistics will
not be displayed*
2) Services State: This quick view displays the Service ID number, short name, and long
name for both encoder modules.
3) Video Input State: This quick view displays the resolution, input signal source, and
input signal mode for both encoder modules.
4) Video Encoding State: This quick view displays the Video Bit Rate, CODEC, and Chroma
type for both encoder modules.
5) Audio Encoding State: This quick view displays the type of Audio Encoding and the bit
rate for both encoder modules.  Service 1 statistics are the first line of information.  Service
2 statistics are the second line of information.
6) PID Statistics: This quick view displays the Video and Audio PIDs for both encoder
modules.  Service 1 PIDs are the first line of information.  Service 2 PIDs are the second line
of information.
9

7) TSoIP State: This quick view displays the status of IP Transport mode, RTP, FEC mode,
and number of selected services.  Up to 4 destination IP addresses can be sent
simultaneously.
8) ASI Remux State: This quick view displays the status of ASI Remux status if the
feature is enabled.
9) *Modulator State: This quick view displays the status of RF Tx status if the unit is
equipped with optional modulator.

Transport LED Indicators - Channel 1 & 2
Indicator
Function
Video
On - Video is detected on the selected input.
Blink - No video is detected.
Encode
Off - Device is not encoding. Idle State
On - Device is encoding.
AVC
Off - MPEG 2 module installed.
On - MPEG 4 (H.264) module installed.
HD
Off - Encoding standard definition.
On - Encoding high definition.
10