Operation Manual Part 1

9946 V1
45321648.01 104 A E
preliminary
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Numéro / Number Doc. Rev. Lan
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16/06/2006
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Information contained is this document is confidential, is THOMSON property and cannot be disclosed in whatever form without prior written authorization of THOMSON.
3.2.1. Introduction ................................................................................................ 39
3.2.2. Applications ............................................................................................... 40
3.2.3. SIRIUS Description.................................................................................... 41
3.2.4. Encoding.................................................................................................... 45
3.2.5. Transport Stream Inputs ............................................................................ 46
3.2.6. Adaptive non linear pre-correction............................................................. 47
3.2.7. Adaptive linear correction .......................................................................... 48
3.2.8. Alarm circuits ............................................................................................. 49
3.2.9. Frequency references................................................................................ 50
3.2.10. Interface of exciter ..................................................................................... 51
3.2.11. General characteristics .............................................................................. 55
3.3. SIRIUS cooling assembly ............................................................................ 56
3.3.1. Data sheet - Fans : 91835299 ................................................................... 56
3.3.2. Data sheet – Power Supply : 91851992.................................................... 58
3.4. Transmitter Management rack DD 45323663.02 ........................................ 59
3.5. Interconnections Board EMB/UC TX Numerique 45324511...................... 61
3.5.1. Outline........................................................................................................ 61
3.5.2. Protection and surveillance devices .......................................................... 61
3.5.3. Indicator lamps and message displays...................................................... 62
3.5.4. Controls...................................................................................................... 62
3.5.5. Power input................................................................................................ 62
3.5.6. Connections and data transfer .................................................................. 63
3.5.7. Cooling....................................................................................................... 63
3.5.8. Transportability .......................................................................................... 64
3.6. Preamplifier RF Unit 45326079.................................................................... 65
3.6.1. Presentation............................................................................................... 65
3.6.2. Architecture................................................................................................ 65
3.6.3. Operational description.............................................................................. 66
3.6.4. Indicator lamps and message displays...................................................... 66
3.6.5. Test points ................................................................................................. 66
3.6.6. Adjustment controls ................................................................................... 67
3.6.7. Protection and surveillance devices .......................................................... 67
3.6.8. Power input................................................................................................ 67
3.6.9. Connections............................................................................................... 67
3.6.10. Cooling 67
3.6.11. Transportability .......................................................................................... 67
3.6.12. Environmental Conditions.......................................................................... 68