Softel SFT3542H Manuale utente
SFT3542H
Encoder Modulator User Manual
About This Manual
Intended Audience
This user manual has been written to help people who have to use, to integrate and to
install the product. Some chapters require some prerequisite knowledge in electronics
and especially in broadcast technologies and standards.
Disclaimer
No part of this document may be reproduced in any form without the written permission
of the copyright owner.
The contents of this document are subject to revision without notice due to continued
progress in methodology, design and manufacturing. SOFTEL shall have no liability for
any error or damage of any kind resulting from the use of this document.
Copy Warning
This document includes some confidential information. Its usage is limited to the
owners of the product that it is relevant to. It cannot be copied, modified, or translated
in another language without prior written authorization from SOFTEL.
SFT3542H Encoder Modulator User Manual
Directory
CHAPTER 1 INTRODUCTION.......................................................................................................................... 1
1.1 PRODUCT OVERVIEW................................................................................................................................ 1
1.2 KEY FEATURES......................................................................................................................................... 1
1.3 SPECIFICATIONS........................................................................................................................................ 2
1.4 PRINCIPLE CHART.....................................................................................................................................3
CHAPTER 2 INSTALLATION GUIDE................................................................................................................. 6
2.1 GENERAL PRECAUTIONS...........................................................................................................................6
2.2 POWER PRECAUTIONS............................................................................................................................... 6
2.3 DEVICE’SINSTALLATION FLOW CHART ILLUSTRATED AS FOLLOWING.................................................... 6
2.4 ENVIRONMENT REQUIREMENT................................................................................................................. 6
2.5 GROUNDING REQUIREMENT..................................................................................................................... 7
CHAPTER 3 WEB NMS OPERATION............................................................................................................... 8
3.1 ENCODER LOGIN....................................................................................................................................... 8
3.2 ENCODER MODULATOR OPERATION......................................................................................................... 8
CHAPTER 4 TROUBLESHOOTING................................................................................................................. 25
CHAPTER 5 PACKING LIST............................................................................................................................ 26
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SFT3542H Encoder Modulator User Manual
Chapter 1 Introduction
1.1 Product Overview
SFT3542H24 in 1 encoder modulator is SOFTEL’s newest devices which integrate
encoding, multiplexing, scrambling and DVB-C/T modulation. It supports 24 CVBS
input, one DVB-C tuner input and 128 IP input with Data1 (GE) and Data2 (FE) port.
It also support DVB-C/T RF out with 4 adjacent carries (50MHz~960MHz), and
support Data1 (GE) output port to support 4 MPTS out. This full function device
makes it ideal for small CATV head end system, and it’s a smart choice for hotel TV
system, entertainment system in sports bar, hospital, apartment…
1.2 Key Features
24 A/V inputs with MPEG2 encoding, 1DVB-C tuner input
128 IP input over UDP and RTP protocol
MPEG1 Layer II, AC3(2.0) Audio encoding and support audio gain adjustment
4 groups multiplexing, 4 groups scrambling and 4 DVB-C RF carriers out
4 groups multiplexing and 4 DVB-T RF carriers out (Optional)
Support IP (MPTS only, DATA1 port only) output over UDP and RTP
Support “Null PKT Filter” function
Excellent RF output performance index, MER≥40dB
Support PID remapping
Support accurate PCR adjusting
Support PSI/SI editing and inserting
Control via web management, and easy updates via web
Lowest cost per channel, breakthrough price
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SFT3542H Encoder Modulator User Manual
1.3 Specifications
Input
24 CVBS inputs , RCA interface ,
1 DVB-C Tuner, F type interface
128 IP input over UDP and RTP, DATA1 and DATA2,RJ45
Video
Resolution
720×480_60i, 544×480_60i, 352×480_60i
352×240_60i,320×240_60i,176×240_60i, 176×120_60i
720×576_50i,704×576_50i,640×576_50i, 352×288_50i
320×288_50i, 176×288_50i, 176×144_50i
Encoding
MPEG-2
Bit-rate
0.5Mbps~8Mbps each channel
Rate Control
CBR，VBR
GOP Structure
IBBP
Advanced
Pretreatment
De-interlacing, noise reduction
Audio
Encoding
MPEG-1 Layer 2, AC3 (2.0)
Sampling rate
48KHz
Resolution
24-bit
Bit-rate
64Kbps,128Kbps,192kbps,256kbps,320kbps,384kbps
each channel
Multiplexing
Maximum PID
Remapping
180 input per channel
Function
PID remapping ( automatically or manually)
Accurate PCR adjusting
Generate PSI/ SI table automatically
Scrambling
Maximum
simulcrypt CA
4
Standard
EN300 429/ITU-T J.83A/B
Connection
Local/remote connection
Modulation
DVB-C
QAM Channel: 4
Standard: EN300 429/ITU-T J.83A/B
MER: ≥40db
RF frequency: 50~960MHz, 1KHz step
RF output level: -20~0dbm (87~107 dbµV), 0.1db step
Symbol Rate: 5.0Msps~7.0Msps, 1ksps stepping
Constellation: 16/32/64/128/256QAM
J.83A
J.83B
Constellation
16/32/64/128/256QAM
64/256 QAM
Bandwidth
8M
6M
DVB-T
Standard
EN300744
FFT mode
2K,
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SFT3542H Encoder Modulator User Manual
Bandwidth
6M, 7M, 8M
Constellation
QPSK, 16QAM, 64QAM
Guard
Interval
1/4, 1/8, 1/16, 1/32
FEC
1/2, 2/3, 3/4, 5/6, 7/8
MER
≥42 dB
RF frequency
50~960MHz, 1KHz step
RF out
4*RF COFDM DVB-T out (4 carriers
combined output)
RF output
level
-28~ -3 dBm (77~97 dbµV), 0.1db step
Standard
EN300744
Stream
output
RF output (F type interface)
4 IP output over UDP/RTP
1*1000M and 1*100M Base-T Ethernet interface
System
function
Network management(WEB)
Chinese and English language
Ethernet software upgrade
Miscellaneous
Dimension(W×L×H)
482mm×410mm×44mm
Approx weight
8kg
Environment
0~45℃(work)；-20~80℃（Storage）
Power requirements
AC 110V± 10%, 50/60Hz, AC 220 ± 10%,
50/60Hz
Power consumption
20W
1.4 Principle Chart
DVB-C RF output
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SFT3542H Encoder Modulator User Manual
DVB-T RF output
1.5 Appearance and Description
Front and Rear Panel Illustration
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SFT3542H Encoder Modulator User Manual
1
RF test and RF out port
2
Port Power supply and Grounding Pole
3
24CVBS input( DB9 to RCA)
4
Reset Key/Data Port Indicator
5
Indicator
6
DATA Port (for IP stream input/output)
7
NMS/CAS
8
RF in and Loop out port
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SFT3542H Encoder Modulator User Manual
Chapter 2 Installation Guide
This section is to explain the cautions the users must know in some case that possible
injure may bring to users when it’s used or installed. For this reason, please read all
details here and make in mind before installing or using the product.
2.1 General Precautions
Must be operated and maintained free of dust or dirty.
The cover should be securely fastened, do not open the cover of the products when the
power is on.
After use, securely stow away all loose cables, external antenna, and others.
2.2 Power precautions
When you connect the power source, make sure if it may cause overload.
Avoid operating on a wet floor in the open. Make sure the extension cable is in good
condition
Make sure the power switch is off before you start to install the device
2.3 Device’s Installation Flow Chart Illustrated as following
2.4 Environment Requirement
Item
Requirement
Machine Hall
Space
When user installs machine frame array in one machine hall,
the distance between 2 rows of machine frames should be
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