ZyCast digi-MOD HD-4797 Manual


SAFETY PRECAUTIONS.....................................................................................................2
PACKAGE CONTENTS.......................................................................................................2
PRODUCT DESCRIPTION...................................................................................................3
Features............................................................................................................................3
SPECIFICATIONS...............................................................................................................4
INSTALLATION..................................................................................................................5
UNPACKINGandINSPECTION..........................................................................................................................................................................5
HARDWAREINSTALLATIONandCONNECTIONS.....................................................................................................................................5
ResettoDefault.......................................................................................................................................................................................................6
.......................................................................................................................................................................................................................................6
MODULATOR SETUP AND CONFIGURATION.....................................................................7
DE ICEProgrammingandSetup.....................................................................................................................................................................7
C nnecting t the GUI Interface:........................................................................................7
FrontPanelLCDEncoderMenuMap...........................................................................................................................................................13
M dulat r C nfigurati n via Fr nt Panel LCD..................................................................14
CommonSetupMenu..................................................................................................................................................................................................15
RFSetupMenu...............................................................................................................................................................................................................15
EncoderSetupMenu...................................................................................................................................................................................................16
NetworkSetup...............................................................................................................................................................................................................17
HD-4797 HD Enc der/M dulat r N tes...........................................................................18
1 HD-4797 Manual V1.0
digi-MOD HD-4797
www.digi-modbyzycast.com
HD-4797 4-Input HD DVB-T Digital Modulator
with HDMI Loop Through and IR
User Guide and Install Manual

SAFETY PRECAUTIONS
The presence of this symbol is to alert the installer and user to the presence of
uninsulated dangerous voltages within the product’s enclosure that may be of sufficient
magnitude to produce a risk of electric shock.
TO R DUC TH RISK OF FIR OR L CTRIC SHOCK, DO NOT XPOS THIS D VIC
TO RAIN OR MOISTUR . DO NOT OP N TH UNIT. R F R S RVICING TO QUALIFI D
P RSONN L ONLY.
D N T apply power to the unit until all connections have been made, all components have been installed
and all wiring has been properly terminated.
D N T terminate, change or uninstall any wiring without first disconnecting the unit’s power adapter from
the device.
This device is supplied with the appropriately rated 12VDC power supply with the center pin positive. The
use of any other power supply could cause damage and invalidate the manufacturer’s warranty.
D N T power on the unit until all cables and connections to the device have been properly connected.
The device should be installed in an environment consistent with its operating temperature specifications.
Placement next to heating devices and ducts is to be avoided as doing so may cause damage. The device
should not be placed in areas of high humidity.
D N T cover any of the device’s ventilation openings.
If the device has been in a cold environment allow it to warm to room temperature for at least 2 hours
before connecting power.
PACKAGE CONTENTS
This package contains:
ne HD-4797 HD Digital Modulator
ne Power Cord
ne User Guide and Install Manual
Inspect the package before starting installation to ensure there is no damage and all supplied contents are
present. Contact your distributor or dealer should the device be damaged or package contents are incomplete.
2 HD-4797 Manual V1.0

PRODUCT DESCRIPTION
 HD-4797 Modulator converts Digital Video Broadcasting (DVB) high
definition video and audio signals to C FDM. The HD Digital Modulator is with HDMI Loop Through ,
IR function, and manual Gain adjustment. The unit's front-mounted LCD display allows for easy
configuration and adjustments.
HD-4797 Digital Modulator is ideal for any Commercial RF Network. The high quality HD design
allows for watching action packed movies and sports channels on any HDTV. The space saving
design delivers up to 4 High Quality HD channels in a single 1RU space.
Features
☼ H.264 AVC
☼ HDMI Input, HDMI Loop through, RF utput
☼ Built-in IR control
☼ Gain Control (20dB Manual Attenuation)
☼ RJ-45 port for Web Management
☼ Video resolution : Up to 1080p
☼ Perfect, clean, and clear picture on high motion video, sports, text crawls/rolls, etc.
☼ Front panel LCD Display for easy installation
☼ Independent RF utput Channel per Encoder
☼ Rack mountable 1RU height
3 HD-4797 Manual V1.0

SP CIFICATIONS
INPUT HD-4797
Video Input HDMI
Video Input Level 0.7 – 1.4V(peak-to peak)
Video Mode PAL / NTSC
Audio input Stereo
Audio Input Level 0.4 – 4.8V (p-to-p)
UTPUT 
Frequency Range Local country available
utput Level 85 dBµV
MER >36 dB
M DULATI N 
Video Resolution 480i, 480p, 576i, 576p, 720p, 1080i, 1080p
Video Compression H.264 AVC (MPEG-4)
Audio Compression MPEG1 Layer II / AAC
LCN Yes
Carrier ( FDM Mode) 2K/8K
Guard Intervals 1/32
Code Rate (FEC) 7/8
Constellations 64-QAM
GENERAL 
Power Supply 12 VDC 4 Amp.
Consumption 1650 mA
perating Temperature 0
o
C to +45
o
C
Storage Temperature -10
o
C to +60
o
C
Languages English
Dimensions 482.7mm x 187mm x 44.4mm
Weight 2.76 kgs
*Specifications subject to change without prior notice
4 HD-4797 Manual V1.0

Reset to Default
1. Turn OFF the unit. While pressing UP and DOWN buttons at the same time, power ON the unit.
2. Release the UP and DOWN buttons when the LCD shows Reset To Default.
3. Press OK button to select Country : Australia or New Zealand
4. Press OK button again when the country selected, then press UP or DOWN button to show
SAV & XIT.
5. Press OK button to Save and xit. The unit will Booting on.
Caution: nce this process is complete the unit will automatically reset to the factory
default settings. All settings or changes to the encoder/modulator will be lost.
6 HD-4797 Manual V1.0

MODULATOR S TUP AND CONFIGURATION
DEVICE Programming and Setup
To setup and program the Encoder you can use the GUI interface or the LCD Front Panel
TheinstallercanenableDHCPviafrontdisplay-under"NetworkSetup"sectionif
desired(Default"DISABLE")
Connecting to the GUI Interface:
 !"#$%&#'(&#&$
1.ConnectanEthernetcabledirectly()* +)totheWebManagementPort
ontherearpaneloftheencoderorconnecttheEthernetcabletoanEthernetswitch.Connectan
EthernetCabletoyourPC/Laptop.
2.ModifyyourPC/LaptopIPaddressto192.168.1.11.
3.Enter‘192.168.1.9’intoyourwebbrowser.
4.TheWelcomePagewillshown.
Welcome page will be displayed as shown
7 HD-4797 Manual V1.0

Select the Common Setup tab.
User will be presented with encoders 'Authentication Re uired' screen.
nter User Name and Password.
User Name: admin
Password: Admin123
Common Setup
Remark: The Attenuation in the Common Setup is reserved. Please adjust the attenuation by
adjusting the Gain control from the unit.
8 HD-4797 Manual V1.0

RF Setup
9 HD-4797 Manual V1.0

ncoder Setup
10 HD-4797 Manual V1.0