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Lemco HDMOD-4 Operation Manual

1 x hdmi to dvb-t (cofdm) "home" modulator

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1 x HDMI to DVB-T (COFDM)
"Home" modulator
HDMOD-4
Operation Manual
Lemco
HDMOD-4 manual v1.0
1

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Summary of Contents for Lemco HDMOD-4

  • Page 1 1 x HDMI to DVB-T (COFDM) "Home" modulator HDMOD-4 Operation Manual Lemco HDMOD-4 manual v1.0...
  • Page 2 If the mains cord or the power connector is damaged or destroyed, or if there is a sudden loss of picture during operation, or if you notice a strange smell or there is smoke, immediately switch the unit off, disconnect the mains cord and contact the manufacturer’s technical support department. Lemco HDMOD-4 manual v1.0...
  • Page 3 If you suspect that there are foreign parts in your unit, switch it off and unplug the mains cord. 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, connectors and switches gently. Lemco HDMOD-4 manual v1.0...
  • Page 4  External power supply 3.3 SETUP 3.3.1 App installation The HDMOD-4 can be programmed on the field using the following 4 simple steps: Step 1 Power up the HDMOD-4, connecting the external power supply. The HDMOD-4 will need 20-30secs to initialize and the status indicator will blink until the procedure is finished.
  • Page 5 Step 2 Download the “Lemco” app from Google play or App Store: Step 3 The app will scan for any available devices that are within range (Picture No1). The list that appears, shorts first the device closest to your phone or tablet. If your phone or tablet is moved closer to another device, that device will immediately move on top of the list.
  • Page 6 Step 4 To connect to a device you will need to enter the default PIN: 1234 (Picture No2) 3.3.2 Using the app When the “Lemco” app will be initialized, the main screen will be displayed (Picture No3): Lemco HDMOD-4 manual v1.0...
  • Page 7 Program Name = DTV o meaning: Service ID = o meaning: TS ID = 2241  Profile Νο for the 3 modulator o meaning: Program Name = DTV o meaning: Service ID = o meaning: TS ID = 2242 Lemco HDMOD-4 manual v1.0...
  • Page 8 As a result, all the above modulators have different values in the above fields. 3.3.2.2 Custom Profiles The “Lemco” app provides the ability to create custom profiles under your custom name (Picture No4). By clicking the “+” icon you are able to save the current configuration in your mobile device for future use.
  • Page 9 3.3.2.3 DVB-T In the “DVB-T” menu (Picture No5), “Lemco” app provides the ability to setup all the necessary DVB-T parameters according to the standards, as follows: Channel: Select the desired output RF channel Frequency: Select the output RF channel frequency...
  • Page 10 Set to 0dB: Set the output level to 90dBμV Set to -10dB: Set the output level to 80dBμV Set to -20dB: Set the output level to 70dBμV 3.3.2.5 Encoder “Lemco” app provides the ability to set manually all the encoder parameters (Picture No7). (Picture No7) Lemco...
  • Page 11 Audio encoding: Select the audio encoding of the encoder HDCP: Enable or disable the HDCP function 3.3.2.6 Transport Stream “Lemco” app provides the ability to set manually all the TS parameters (Picture No8). Network name: Set the network name Network ID: Set the network ID...
  • Page 12 3.3.2.7 Other settings “Lemco” app provides the ability to change the PIN code, apply factory defaults, change the app language or update the device via the Bluetooth interface. (Picture No9). (Picture No9) 3.3.2.8 System Info “Lemco” app, in the “System info” menu provides several details of the device.
  • Page 13 3.3.2.9 Help “Lemco” app, in the “Help” menu provides the device’s manual, as well as the FAQ and the troubleshooting guide (Picture No11). (Picture No11) Lemco HDMOD-4 manual v1.0...
  • Page 14 1/2, 2/3, 3/4, 5/6, 7/8 RF Output Type: RF DVB-T (COFDM) Output frequencies: 470…862MHz Output level: 90dbμV max. Connector: 75Ω - F, female Output attenuator: 0…25dB MER: 35dB (Typical) Shoulder attenuation: >45dBc Connectors: 1 x F - female Lemco HDMOD-4 manual v1.0...
  • Page 15 General Power supply: +12VDC Power supply consumption: 290 mA max. Operating temperature: 0 ºC to 50 ºC Storage temperature: -10 ºC to +70 ºC Humidity: Up to 90% Dimensions: 131x72x25,50 mm Weight: 0.14Kg Lemco HDMOD-4 manual v1.0...
  • Page 16 5. DIMENSIONS *dimensions in mm Lemco HDMOD-4 manual v1.0...
  • Page 17 6. LEMCO LIMITED WARRANTY This Lemco unit is guaranteed against defects in workmanship and materials for a period of five (5) years beginning on the date of purchase of the product. During the applicable warranty period, Lemco will repair or replace at our sole option, without charge, any defective component part of the purchased unit.
  • Page 18 7. WARNINGS Content warning This document contains preliminary information about a product of Lemco company. Lemco reserves the right to make any changes or modifications at any time without prior notice. Lemco HDMOD-4 manual v1.0...
  • Page 19 15.612 16.086 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 Lemco HDMOD-4 manual v1.0...
  • Page 20 8. NOTES ___________________________________________________________ ___________________________________________________________ ___________________________________________________________ ___________________________________________________________ ___________________________________________________________ ___________________________________________________________ ___________________________________________________________ ___________________________________________________________ ___________________________________________________________ ___________________________________________________________ ___________________________________________________________ ___________________________________________________________ ___________________________________________________________ Lemco HDMOD-4 manual v1.0...
  • Page 21 Contact Information Lemco Latheas 46 - 13678 Tel: +30 210 2811401 Athens - Greece Fax: +30 210 2825755 www.lemco.gr Email: info@lemco.gr Lemco HDMOD-4 manual v1.0...