Hitachi EC702HP Operation Manual page 7

Section 5 - System Operation Manual
5.1 Introduction ............................................................. 5-1
5.1.1 Front Panel ................................................. 5-1
5.2 Digital Exciter - The Master Control Unit ................ 5-1
5.2.1 Keypad ................................................................. 5-2
5.2.2 Display .................................................................. 5-2
5.2.3 Signaling............................................................... 5-2
5.3 Flowcharts Screens ................................................ 5-3
5.3.1 Presentation and Main Options .................. 5-3
5.3.2 Setup Menu ................................................... 5-4
5.3.3 Measurements ............................................ 5-8
5.3.4 System Alarms / Log .................................... 5-10
5.3.5 Remote Access ............................................ 5-11
5.3.6 Options ........................................................... 5-12
5.4 Start up ....................................................................5-13
5.5 Setup Menu .............................................................5-13
5.5.1 Power Setup.................................................5-15
5.5.2 Transmitter Setup .........................................5-15
5.5.3 Image Frenquency Suppression..................5-16
5.5.4 LO Adjustment (LO Leakage Suppression)
.......................................................................... 5-18
5.5.5 Active / De-active Pre-Correction ..................5-18
5.5.6 Modulation Settings ......................................5-20
5.5.7 Time and date configuration ......................... 5-21
5.5.8 Password ..................................................... 5-21
5.5.9 Transport Stream Input .................................5-22
5.5.10 Alarms Mask ................................................. 5-23
5.5.11 USB Setup ................................................... 5-23
5.5.12 USB Host Access Setup ............................... 5-24
5.5.13 Crest Factor Reduction ................................. 5-24
5.5.14 Clock Reference .......................................... 5-25
5.5.15 Restore Web Password to Default ................ 5-27
5.5.16 Transistor Aging Adjustment ......................... 5-27
5.5.17 PATemperature Control ................................ 5-29
5.6 Measurements Menu................................................ 5-30
5.6.1 Power .......................................................... 5-32
5.6.2 Transport Stream ................................................. 5-32
5.6.3 RF Power Drawer Measurements ................5-33
5.6.4 Exciter Power Supply .................................... 5-36
5.6.5 Communication among RF drawers .............5-36
5.6.6 Software/Hardware Version .......................... 5-37
5.6.7 Automatic Level Control ................................ 5-38
5.6.8 Clock Measurements ................................... 5-39
5.6.9 Power Supply Voltages ....................................... 5-40
5.7 Alarm System.....................................................................5-40
5.7.1 Current Alarms..............................................5-40
5.7.2 Alarm Log .....................................................5-41
5.7.3 Drawers Alarms ............................................5-42
5.7.4 Clear Past Alarms .........................................5-43
5.8 Remote Management System (Telesupervision) 5-47
5.8.1 IP Configuration ............................................ 5-47
5.8.2 Mask Configuration ...................................... 5-48
5.8.3 Gateway Configuration ................................. 5-48
5.8.4 Host Address Configuration ......................... 5-48
5.9 Options.................................................................... 5-50
Preventive Maintenance
6.1 Introduction ................................................................ 6-1
6.2 Preventive Maintenance .......................................... 6-1
6.2.1 Cleaning....................................................... 6-1
6.2.2 Visual Inspection ..........................................6-2
6.2.3 Reading Verification .................................... 6-2
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Section 6 -