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Lemco MLH-101 Manual

4 x hdmi to 4 x dvb-t/c
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DTV -
MLH-101
4 x HDMI to 4 x DVB-T/C
www.lemco.gr
www.lemco.gr
© 2020 Lemco. All rights reserved.
Manual
Headend
v.1.1
1

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Summary of Contents for Lemco MLH-101

  • Page 1 Manual v.1.1 DTV - Headend MLH-101 4 x HDMI to 4 x DVB-T/C www.lemco.gr www.lemco.gr © 2020 Lemco. All rights reserved.

  • Page 2: Table Of Contents

    DTV - Headend | MLH-101 Manual Contents Important safety precautions information Introduction Installation Technical specifications Warranty Notes © 2020 Lemco. All rights reserved.

  • Page 3: Important Safety Precautions Information

    When installing the unit, make sure that an outlet is within easy reach. In case of malfunction, switch the unit off and unplug the power cord. When the unit is not in use for a long period of time, make sure that the mains cord is disconnected. © 2020 Lemco. All rights reserved.
  • Page 4 Contact the manufacturer’s technical support department. • Do not step on or place heavy objects on top of the unit. To avoid hardware damage, handle all buttons, con- nectors and switches gently. © 2020 Lemco. All rights reserved.

  • Page 5: Introduction

    3. INSTRUCTIONS 3.1 - DESCRIPTION The MLH-101 is a very powerful, all-in-one mini headend device, able to receive up to four (4) HD signals and con- vert them either in four (4) x DVB-T/C RF output channels. It supports “pool” technology, meaning that the user is able to select any program from any of the four (4) inputs and assign them to any of the four (4) RF outputs providing great flexibility.
  • Page 6 Manual 3.2.2 - “Pool” technology The MLH-101 supports “pool” technology, meaning that the user is able to select any TV or Radio program from any input and assign it to any of the four (4) outputs providing great flexibility. 3.2.3 - DVB-T or DVB-C compliant The user is able to software select the modulation standard, between DVB-T and DVB-C, of the MLH-101 without the need of any firmware upgrade.
  • Page 7 DTV - Headend | MLH-101 Manual 3.3 - BLOCK DIAGRAM HDMI HDMI MLH-101 4 x DVB-T/C HDMI HDMI © 2020 Lemco. All rights reserved.
  • Page 8 DTV - Headend | MLH-101 Manual 3.4 – Product drawing views 1. HDMI inputs 2. Reset button 3. Status LED 4. LAN control 5. RF output 6. Dual power supply inputs 7. Fan cooler © 2020 Lemco. All rights reserved.

  • Page 9: Installation

    4. INSTALLATION 4.1 - General The MLH-101 has a very friendly interface for programming and monitoring purposes. The user is able to gain access to the embedded webserver, by opening an Internet browser (e.g. Internet Explorer, Firefox or Chrome) and type the following static IP: 192.168.1.205.
  • Page 10 4.2.2 - “Program list” page In “Program list” page (Figure No 2) the MLH-101 provides information of all programs that are currently being distributed via its four RF. •...
  • Page 11 All icons are clickable providing the ability to the user to go directly to the setup page of all internal modules of the device. The grey icons mean that the current module is disabled. © 2020 Lemco. All rights reserved.
  • Page 12 DTV - Headend | MLH-101 Manual Setup 4.2.4 “Input” page In the “Input page” (Figure No 4) the user is able to setup each HD input independently. • Figure No 4 © 2020 Lemco. All rights reserved.
  • Page 13 Once all settings are being written, the user must click the “Apply” button for the settings to be saved. Encoder status For each HD input the MLH-101 provides its current state e.g. if it is running or if it is in idle state. 4.2.5 - “Program Selection” page In the “Program Selection”...
  • Page 14 Caution! The number of programs that the MLH-101 can distribute on its output depends on the video bitrate that the user selects for each program. For example, if we select the following DVB-T setting for the four modulators on MLH-101 outputs: •...
  • Page 15 At the “RF Output” page the user is able to select in which modulation standard the four (4) output modulator will operate (Figure No8). • Figure No8 DVB-T: 4 x modulator working in DVB-T standard DVB-C: 4 x modulator working in DVB-C standard © 2020 Lemco. All rights reserved.
  • Page 16 Output level – Adjust the output level for each modulator from 70-90dΒμV. * All the four outputs of the MLH-101 operate in adjacent RF output channels. This means that the user setups only the first modulator and all the other three modulators have the same settings and automatically are being programmed in adjacent channels.
  • Page 17 Select the NIT version Global NIT: Select the input source of Global NIT. In this case NIT will be the same for all outputs. LCN provider: Choose the appropriate LCN provider (EACEM, ITC, Nordig, APN) © 2020 Lemco. All rights reserved.
  • Page 18 Moreover, this section offers the ability to export / import a NIT table. • Figure No 12 For more information on how to create a custom NIT table please refer to “Lemco NIT creation guidelines.pdf” document in Lemco’s website. 4.2.10 - “SDT” page At this section (Figure 13), the user is able to create custom SDT table for each of the four outputs of the device.
  • Page 19 The user has the ability to select which kind of events to display as well as the device gives the opportunity to export these logs as follow: • Excel – All the program list is exported in .xlsx format • – All the program list is exported in .csv format © 2020 Lemco. All rights reserved.
  • Page 20 Primary DNS: Set the IP address of the primary DNS • Secondary DNS: Set the IP address of the secondary DNS • Port: Assign the control port • MAC address: Depicts the MAC address of the LAN control © 2020 Lemco. All rights reserved.
  • Page 21 At “Administration” section (Figure No 16) the user is able to change the default password of the webserver. • Figure No 16 Caution! • In case of factory default procedure, the username and password will be reset unless we select the check box “Keep username & password after applying factory defaults”. © 2020 Lemco. All rights reserved.
  • Page 22 In “Factory default” section (Figure No 18) the user is able to apply a factory default reset to the device and select if the event logs should be deleted or not. • Figure No 18 © 2020 Lemco. All rights reserved.
  • Page 23 At “Import/Export Config” section (Figure No 19) the user is able to do the following: • 1. Export: Save all the configuration is a specific file • 2. Import: Upload a previously save configuration file. • Figure No 19 © 2020 Lemco. All rights reserved.
  • Page 24 In “Firmware update” (Figure No 20) section the user is check if there is any new firmware for the device. In case of new firmware the user is able to proceed with the firmware update procedure. Caution! For the above procedure a internet connection is mandatory. • Figure No 20 © 2020 Lemco. All rights reserved.
  • Page 25 In “Regional settings” (Figure No 21) section the user is able to select the NTP server in order for the device to receive the date and time as well as to set the time zone of his country and his region. • Figure No 21 © 2020 Lemco. All rights reserved.
  • Page 26 Manual 4.2.19 - “Info” page In “Info” (Figure No 22) section the user is able to see the serial No of the device as well as firmware and hardware versions. • Figure No 22 © 2020 Lemco. All rights reserved.

  • Page 27: Technical Specifications

    1-7.2 Ms/s RF Output Type 4 x RF out in adjacent channels Output Frequencies 110…950MHz (1 Hz step) Output Level 90dBµV Connector 75Ω - F, female Output Attenuator 0…-20dB >42dB Output loop-through loss <1dB © 2020 Lemco. All rights reserved.
  • Page 28 2 x +12VDC Power supply consumption 2A max. Operating Temperature 0 ºC to 40 ºC Storage Temperature -10 ºC to +70 ºC Humidity Up to 90% Dimensions 235 x 115 x 48 mm Weight 0.45 Kg © 2020 Lemco. All rights reserved.
  • Page 29 DTV - Headend | MLH-101 Manual 6. DIMENSIONS *dimensions in mm © 2020 Lemco. All rights reserved.

  • Page 30: Warranty

    Products covered by Lemco warranty policy are products solely produced by Lemco and labeled under the Lemco logo, as well as products sold by Lemco and labeled under the Lemco Addons logo. No third-party products or parts of products are covered by Lemco warranty policy. Lemco bears not responsibility for third party products sold along with Lemco products.
  • Page 31 [24] hours after the product has been delivered to Lemco. If the product is covered by warranty, Lemco will repair or replace it and send it back to customer within 15 working days from receiving the product (depending on product’s overall condition) at no repair costs to customer.
  • Page 32 14.929 16.588 17.564 18.096 16-QAM 16.588 18.431 19.516 20.107 17.418 19.353 20.491 21.112 14.929 16.588 17.564 18.096 19.906 22.118 23.419 24.128 22.394 24.882 26.346 27.144 64-QAM 24.882 27.647 29.273 30.160 26.126 29.029 30.737 31.668 © 2020 Lemco. All rights reserved.
  • Page 33 13.063 14.515 15.369 15.834 16-QAM 14.515 16.127 17.076 17.594 15.240 16.934 17.930 18.473 13.063 14.515 15.369 15.834 17.418 19.353 20.491 21.112 19.595 21.772 23.053 23.751 64-QAM 21.772 24.191 25.614 26.390 22.861 25.401 26.895 27.710 © 2020 Lemco. All rights reserved.
  • Page 34 11.197 12.441 13.173 13.572 16-QAM 12.441 13.824 14.637 15.080 13.063 14.515 15.369 15.834 11.197 12.441 13.193 13.572 14.929 16.588 17.564 18.096 16.796 18.662 19.760 20.358 64-QAM 18.662 20.735 21.995 22.620 19.595 21.772 23.053 23.751 © 2020 Lemco. All rights reserved.

  • Page 35: Notes

    DTV - Headend | MLH-101 Manual 9. NOTES © 2020 Lemco. All rights reserved.
  • Page 36 Address: Latheas 46, 13678, Acharnes, Greece Tel: +30 210 2811401, +30 210 2405237 - Fax: +30 210 2825755 Email: info@lemco.gr - Website: www.lemco.gr Follow us: facebook.com/Lemco twitter.com/lemco linkedin.com/company/lemco © 2020 Lemco. All rights reserved. © 2020 Lemco. All rights reserved.