Televes 554912, Руководство пользователя

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DVB-T SD/HD Encoder/Modulator
4
Safety Instructions
WARNING : To prevent fi re or electrical shock, do not expose the device to rain
or moisture.
General Precautions
Avoid placing the device next to central heating components and in areas of
high humidity.
Do not cover the device with elements that obstruct the ventilation slots.
If the encoder modulator has been kept in cold conditions for a long time,
keep it in a warm room minimum 2 hours before plugging into the mains.
Mount the encoder modulator in vertical position with the connectors
located on the top side.
When replacement parts are required, be sure the service technician has
used replacement parts specifi ed by the manufacturer or have the same
characteristics as the original part. Unauthorized substitutes may result in
fi re, electric shock or other hazards.
Safety check- Upon completion of any service or repairs to this device, ask
the service technician to perform safety checks to determine that the device
is in proper condition.
Power precautions
The encoder modulator is powered with a voltage of 12V DC. The power
supply voltage must not exceed the recommended voltage, which otherwise
may cause irreparable damage to the device and the invalidation of the
warranty. Therefore:
- Do not replace power supply with a voltage greater than 12V DC.
- Do not connect the device to the power if the power cord is damaged.
- Do not plug the device into mains supply until all cables have been
connected correctly.
- Do not cut the cord.
1. Introduction
1.1 General Description
554912 encoder & modulator (home use) is Televes´ consumer product which
allows audio/video signal input in TV distributions with applications in home
entertainment, surveillance control, inns, restaurants, small shops, etc.
It is a device that allows to convert a HDMI signal into digital DVB-T COFDM
(MPEG4 AVC/H.264) signal and so distribute for the existing network.
This modulator has one multi-format input that allows the connection of the
following signals: YPbPr or AV or S-Video.
The signals source could be from HD satellite receivers, blu-ray players, CCTV
cameras, DVD players, etc. Its output signal is to be received by a DVB-T standard
TV, DVB-T STB etc.
With this DVB-T modulator is also possible to use a USB memory as signal
source.
Important Note: The 3D signal from blu-ray 3D isn’t supported.
1.2 Main Features:
DVB-T COFDM modulator
MPEG-4 AVC/H.264 encoding
3 Inputs: HDMI – USB – Multi-Format (YPbPr/S-Vídeo/AV)
USB PVR and Playback (with loop function)
Removable power supply
Low consumption
RF frequency range 47-862MHz
RF Looptrough
Bandwidth (6/7/8 MHz)
Easy to program via keyboard
LCN mode selection support
Advanced edition of parameters: service name, program name, program
number, PMT PID, PCR PID, A/V PID, EIT event, TSID, ONID
Color confi guration: brightness, contrast, saturation, Hue.
Upgrade by USB.
1.3 Contents
Verify that the following components are included in the packaging:
1 x DVB-T Encoder/Modulator ref.554912
1 x Power supply (with EU and UK adapter)
1 x HDMI Cable
1 x VGA Adapter Cable (YPbPr/S-Video/AV)
Quick Guide
1.4 Blocks diagram
INPUT
(HDMI)
ENCODER
MODULATOR
COMBINER
RF IN
USB
OR
INPUT
(YPbPr / S-Video / A/V)
1.5 Technical specifi cations
Encoder
Video
Encoding MPEG-4 AVC/H.264
Interface HDMI or YPbPr/S-Video/AV (With VGA adapter)
Resolution HDMI
1920x1080_50p / 1920x1080_60p
1920x1080_50i / 1920x1080_60i
1280x720_50p / 1280x720_60p
Resolution YPbPr
1920x1080_50i / 1920x1080_60i
1280x720_50p / 1280x720_60p
Resolution CVBS/S-Video 720X576_50i (PAL) / 720X480_60i (NTSC)
Bit rate 1.000~19.000 Mbps
Audio
Interface HDMI or Stereo/Mono (RCAs)
Sample rate 48KHz
Bit rate 64, 96, 128, 192, 256, 320, 384kbps
Modulator
Standard
DVB-T COFDM
Bandwidth 6M, 7M, 8M
Constellation QPSK, 16QAM, 64QAM,
Code rate 1/2, 2/3, 3/4, 5/6, 7/8.
Guard Interval 1/32, 1/16, 1/8, 1/4.
Transmission Mode: 2K
MER ≥42dB
RF frequency 47~862MHz (1KHz step)
RF output level -16~ -36 dBm (73~93 dBμV), 0.1dB step
RF looptrought 5 - 900 MHz (10 dB ± 2 attenuation)
USB
File System FAT 32 - High Speed 2.0 (*)
Memory Suggested 32 ≤ Memory ≤ 500GB
USB PVR “.ts” fi les - Max. 2GB
USB Playback Only “.ts” fi les
System
Management Keys
Language English
Upgrade USB + JTAG
General
Power supply 12V DC 2A
Power consommation 900mA
Dimensions 172 x 122 x 50mm
Weight 520g
Operation temperature 0 ... 45 ºC
(*) Televés does not guarantee 100% compatibility with all USB devices. Televés recommends the use
of high quality USB devices.