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NORMARC 7013 Operating Manual

Instrument landing system
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NORMARC 7013
INSTRUMENT LANDING SYSTEM
Operating Manual
©1999 Navia Aviation AS
21833-3.4

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Summary of Contents for NORMARC 7013

  • Page 1 NORMARC 7013 INSTRUMENT LANDING SYSTEM Operating Manual ©1999 Navia Aviation AS 21833-3.4...
  • Page 2 ©1999 Navia Aviation AS...

  • Page 3: Table Of Contents

    NORMARC 7013 OPERATING MANUAL INSTRUMENT LANDING SYSTEM OPERATING MANUAL NORMARC 7013 TABLE OF CONTENTS PART I DESCRIPTION..................1-1 1 SYSTEM DESCRIPTION.................1-1 1.1 System Overview ....................1-1 1.2 Abbreviations...................... 1-2 2 TECHNICAL SPECIFICATIONS..............2-1 2.1 Signal Minimum Performance LLZ ..............2-1 2.2 Environmental characteristics ................2-2 2.3 EMC characteristics ...................
  • Page 4 OPERATING MANUAL NORMARC 7013 INSTRUMENT LANDING SYSTEM 4.2.2 Pushbuttons....................4-5 4.2.3 System Status Indications ................4-5 4.3 Interlock Switch Operation ................. 4-5 5 REMOTE MAINTENANCE AND MONITORING SOFTWARE ......5-1 5.1 Introduction......................5-1 5.1.1 Description....................5-1 5.1.2 Available versions..................5-1 5.1.3 System requirements................... 5-1 5.1.4 Running under Microsoft Windows 3.xx ............
  • Page 5 NORMARC 7013 OPERATING MANUAL INSTRUMENT LANDING SYSTEM 5.12 Get historical data ....................5-31 5.12.1General ......................5-31 5.12.2Alarm storage specific ................. 5-32 5.13 Continuous data logging..................5-32 5.14 Events ........................ 5-33 5.15 Test DDM ......................5-34 5.16 Set ILS date/time....................5-35 5.17 User administration ....................
  • Page 6 OPERATING MANUAL NORMARC 7013 INSTRUMENT LANDING SYSTEM 6.2.1 Field DDM measurements ................6-1 6.3 Quarterly inspections..................6-2 6.3.1 Tx Parameters and DC Power supply recordings........6-2 6.3.2 Monitor Integrity Check (Alternative 1) ............6-2 6.3.3 Monitor Integrity Check (Alternative 2) ............6-2 6.4 Annual inspections .....................
  • Page 7 NORMARC 7013 OPERATING MANUAL INSTRUMENT LANDING SYSTEM B.3 Cat III monitor LIMIT configuration ..............B-3 B.4 Executive Monitor delay configuration..............B-3 B.5 Maintenance parameter configuration..............B-4 B.6 Oscillator 1 and 2 (OS 1221)................B-4 B.7 Maintenance delay configuration................ B-7 B.8 Morse code configuration ................... B-7 B.9 Typical TX Adjustments values ................
  • Page 8 OPERATING MANUAL NORMARC 7013 INSTRUMENT LANDING SYSTEM Table of contents 21833-3.4 ©1999 Navia Aviation AS...
  • Page 9 NORMARC 7013 OPERATING MANUAL INSTRUMENT LANDING SYSTEM LIST OF FIGURES Figure 1-1 LLZ block diagram ................1-1 Figure 3-1 Power ON/OFF and GND Sockets Location ........3-1 Figure 3-2 LC1217A front panel ................3-2 Figure 3-3 The local keyboard/display ..............3-7 Figure 3-4 The top level main menu screen.
  • Page 10 OPERATING MANUAL NORMARC 7013 INSTRUMENT LANDING SYSTEM Figure 5-32 Analog user parameters definitions ............. 5-27 Figure 5-33 Analog user parameter settings dialog ..........5-27 Figure 5-34 Digital user parameters definitions ............5-27 Figure 5-35 Digital user parameters settings dialog ..........5-28 Figure 5-36 TX adjustments window ..............
  • Page 11 NORMARC 7013 OPERATING MANUAL INSTRUMENT LANDING SYSTEM LIST OF TABLES Table 5-1 Shortcut commands................5-3 Table 5-2 Quick window operations..............5-5 Table 5-3 Channel setup operations...............5-9 Table 5-4 Print setup operations..............5-10 Table 5-5 Station list operations..............5-12 Table 5-6 ILS station setup operations.
  • Page 12 OPERATING MANUAL NORMARC 7013 INSTRUMENT LANDING SYSTEM Table B-6 OS1221A Course frequency settings for 2-freq. LLZ .......B-9 Table B-7 OS1221A Clearance frequency settings for 2-freq. LLZ ....B-10 Table C-1 Localizer Monitor Reference Data............C-23 Table C-1 CEGS Monitor Reference Data............C-24 Table C-2 All Glide Slopes Normal Radiated Parameters ........C-24...

  • Page 13: Part I Description

    NORMARC 7013 OPERATING MANUAL INSTRUMENT LANDING SYSTEM PART I DESCRIPTION SYSTEM DESCRIPTION System Overview The NM 7000-series Localizers comprises the following units or sub-systems: • Localizer Cabinet • Power Supply • Remote Control • RMM System (Optional) LOCALIZER ANTENNA ARRAY...

  • Page 14: Abbreviations

    OPERATING MANUAL NORMARC 7013 INSTRUMENT LANDING SYSTEM are connected to the LLZ cabinet. The Remote Control unit is intended for installation in the tower or a technical room to give remote control and status indication. An optional Remote Slave panel can be used if control and status indication is required in additional positions.
  • Page 15 NORMARC 7013 OPERATING MANUAL INSTRUMENT LANDING SYSTEM Remote Maintenance Monitor Remote Monitoring System Read Only Memory Real Time Clock Station Control Sum in Depth of Modulation Same Parameter Alarm SRAM Static Random Access Memory Standby SoftWare TeRMinator Transmitter UART Universal Asynchronous Receiver Transmitter ©1999 Navia Aviation AS...
  • Page 16 OPERATING MANUAL NORMARC 7013 INSTRUMENT LANDING SYSTEM SYSTEM DESCRIPTION 21833-3.4 ©1999 Navia Aviation AS...

  • Page 17: Technical Specifications

    NORMARC 7013 OPERATING MANUAL INSTRUMENT LANDING SYSTEM Technical specifications NM 7013 Two-Frequency Localizer Cabinet. Signal Minimum Performance LLZ Transmitter Frequency range 108-112 MHz Frequency tolerance + 0.002% Output power (CSB) 5-15 W adjustable Harmonic radiation 2.5 uW maximum RF difference frequency (2-freq. only)

  • Page 18: Environmental Characteristics

    OPERATING MANUAL NORMARC 7013 INSTRUMENT LANDING SYSTEM AGC range for less than 1% change in 5 dB Monitor stability at nominal levels: RF power values + 0,2 dB DDM values + 1 uA SDM values + 0,5% SDM Warning functions:...
  • Page 19 NORMARC 7013 OPERATING MANUAL INSTRUMENT LANDING SYSTEM Input voltage: 230V +15%/-20%,45-65 Hz or 120V +15%/-20%, 45-65 Hz Output voltage: 27,6V Output current: 20A max ILS cabinet: Input voltage: 22-28V DC Current consumption: 8A – 14A depending on configuration Stand-by battery...
  • Page 20 OPERATING MANUAL NORMARC 7013 INSTRUMENT LANDING SYSTEM Technical specifications 21833-3.4 ©1999 Navia Aviation AS...

  • Page 21: Part Ii Operation

    NORMARC 7013 OPERATING MANUAL INSTRUMENT LANDING SYSTEM PART II OPERATION Main cabinet Power on/off The power ON/OFF switches are located on front of the main cabinet. Adjacent to the switches are GND sockets for connecting wrist strap to ensure ESD-protected environment when performing maintenance operations.

  • Page 22: Glossary

    OPERATING MANUAL NORMARC 7013 INSTRUMENT LANDING SYSTEM Local Control Operation COURSE PARAM SERVICE DISAGR ALARM BATT IDENT TX TO AIR WARNING MAINT MAIN STBY NORMAL CHANGE OVER LAMP TEST LOCAL MANUAL INTERLOCK WRITE REMOTE AUTO OVERRIDE PROTECT HBK 551/2 Figure 3-2 LC1217A front panel 3.2.1...

  • Page 23: Pushbuttons

    NORMARC 7013 OPERATING MANUAL INSTRUMENT LANDING SYSTEM remote control), the ILS will turn off all active transmitters and not allow them to be turned on before the interlock condition is removed. This signal overrides manual mode of operation. 3.2.2 Pushbuttons...

  • Page 24: System Status Indications

    OPERATING MANUAL NORMARC 7013 INSTRUMENT LANDING SYSTEM LOCAL / REMOTE LOCAL Used to: • Select between LOCAL and REMOTE mode of operation. REMOTE mode of operation will inhibit use of the local push-button (as described above) and the use of the local serial communication port for entering RMS access level 2 and 3.
  • Page 25 NORMARC 7013 OPERATING MANUAL INSTRUMENT LANDING SYSTEM ALARM SERVICE PARAM Used to: DISAGR • Indicate that the ILS has detected an alarm condition. ALARM BATT Activated by: IDENT • One or more alarms present. WARNING MAINT STBY NORMAL HBK613-1 WARNING...
  • Page 26 OPERATING MANUAL NORMARC 7013 INSTRUMENT LANDING SYSTEM • One or more maintenance parameters faulty or outside limits. STandBY transmitter on air Used to: • Indicate that coax position directs the standby transmitters to the antenna and the main transmitters to the dummy load.

  • Page 27: Local Keyboard/Display Operation

    NORMARC 7013 OPERATING MANUAL INSTRUMENT LANDING SYSTEM Local Keyboard/Display Operation PREV NEXT ENTER QUICK READ HBK550-1 Figure 3-3 The local keyboard/display 3.3.1 The menu structure. The front panel menu system includes a 20x4character LCD with 7 dedicated pushbutton keys. The system is organised as a top-down menu tree-structure where the main menu is the default entering point.

  • Page 28: Handling The Different Menuscreens

    OPERATING MANUAL NORMARC 7013 INSTRUMENT LANDING SYSTEM >Read syst para Local settings Syst settings Figure 3-4 The top level main menu screen. 3.3.2 Handling the different menuscreens. The menu system consists of five basic screen types; menu-screens, readout-screens, tog- gle-screens, input/storing-screens, and the quick read screens.

  • Page 29: The Access Levels

    NORMARC 7013 OPERATING MANUAL INSTRUMENT LANDING SYSTEM TX 1 90 Hz on/off [90 Hz tone on] Figure 3-6 A typical toggle screen: TX1 90Hz on/off. 3.3.2.4 Input/Store screen The user can change the various parameter alarm and warning settings in the input/storing- screens.

  • Page 30: Function Listing

    OPERATING MANUAL NORMARC 7013 INSTRUMENT LANDING SYSTEM denied access if the switches are not correctly set. Local switch on Front panel in REMOTE position Push <ESC> Figure 3-9 An access denial screen: Switch in REMOTE position. 3.3.3.2 Level 3 To enter the level 3 menu option, the front panel switches must be as for level 2 access. In addition the WRITE PROTECT switch must be in «ACCESS»...
  • Page 31 NORMARC 7013 OPERATING MANUAL INSTRUMENT LANDING SYSTEM 3.3.4.2 Level 2 Ident. configurations with morse signal settings to normal, continuous, TST or off on TX1/TX2. Local morse speaker on/off on the transmitters. TX1 and TX2: test-signal 90 Hz or 150 Hz dominance on/off.
  • Page 32 Top Menu NORMARC A/S - NM7013 - 2-freq. Localizer <ESC> Main Menu Read system para L1 Syst tests Syst settings (Leave access 2/3) <enter selection> Password Menu LEVEL ACCESS 3 <level3 access> Syst tests Ident config. <correct password> Read system para...

  • Page 33: Tower Equipment

    NORMARC 7013 OPERATING MANUAL INSTRUMENT LANDING SYSTEM Tower Equipment Remote Control Operation SILENCE PARAM ALARM DISAGR BATT WARNING IDENT MAINT NORMAL STBY CHANGE ON / OVER ACCESS GRANT DENY HBK566-1 Figure 4-1 RF1242A front panel. 4.1.1 Glossary INTERLOCK When an ILS is in active interlock mode (the interlock signal is an input to the remote control), the ILS will turn off all active transmitters and not allow them to be turned on before the interlock condition is removed.

  • Page 34: Switches/Switchlocks

    OPERATING MANUAL NORMARC 7013 INSTRUMENT LANDING SYSTEM ON/OFF Used to: • Toggle the ILS on/off. Valid when: • The LOCAL/REMOTE switch must be in REMOTE position, and • The interlock signal is not active if the ILS is configured for interlock.
  • Page 35 NORMARC 7013 OPERATING MANUAL INSTRUMENT LANDING SYSTEM Activated by: • No alarms present, and • Communication with ILS is OK. PARAMETER WARNING Used to: • Indicate that there are one or more monitor parameter warnings present. Activated by: • One or more monitor parameters outside the warning limits.

  • Page 36: Figure 4-2 Sf1344A Front Panel

    OPERATING MANUAL NORMARC 7013 INSTRUMENT LANDING SYSTEM ACCESS Used to: • Indicate that access level 2/3 has been granted for RMS control. Activated by: • Grant/Deny switchlock is in GRANT position. Remote Slave Operation SILENCE ALARM WARNING NORMAL HBK599-1 Figure 4-2 SF1344A front panel.

  • Page 37: Interlock Switch Operation

    NORMARC 7013 OPERATING MANUAL INSTRUMENT LANDING SYSTEM 4.2.2 Pushbuttons ON/OFF Used to: • Toggle the ILS on/off. Valid when: • The LOCAL/REMOTE switch must be in REMOTE position, and • The interlock signal is not active if the ILS is configured for interlock.
  • Page 38 OPERATING MANUAL NORMARC 7013 INSTRUMENT LANDING SYSTEM For maintenance purposes, an interlock override function has been implemented. This func- tion makes it possible to operate the ILS locally in manual mode with an active interlock sig- nal. To activate the interlock override function the following conditions must be met: •...

  • Page 39: Remote Maintenance And Monitoring Software

    NORMARC 7013 OPERATING MANUAL INSTRUMENT LANDING SYSTEM Remote Maintenance and Monitoring Software This chapter is the user manual for the Remote Maintenance and Monitoring (RMM) software. Version 3.9 of the RMM software is covered in this chapter. This version can be used to con- nect to ILS cabinets with version 5 up to and including version 12 of the RMS software.

  • Page 40: Running Under Microsoft Windows 3.Xx

    OPERATING MANUAL NORMARC 7013 INSTRUMENT LANDING SYSTEM If a 386- or a slow 486-based PC is used, it is recommended to drop the bitrate to 2400 or 4800 bps. If a mouse is available, it is supported by the RMM software.

  • Page 41: Shortcuts

    NORMARC 7013 OPERATING MANUAL INSTRUMENT LANDING SYSTEM 2. Use the arrow keys to select the menu you want to display. Then press Enter. As a shortcut for this step, you can just press the highlighted letter of the menu title. For example, when the menu bar is active, press F to move to and display the File menu.
  • Page 42 OPERATING MANUAL NORMARC 7013 INSTRUMENT LANDING SYSTEM istics: • a title bar • a close box • scroll bars • a zoom box • A window that controls a modem also has a flow display icon. This icon is normally chang- ing, indicating that new data is received from the ILS station.

  • Page 43: The Status Line

    NORMARC 7013 OPERATING MANUAL INSTRUMENT LANDING SYSTEM To accomplish this: Use one of these methods Open and display a saved log file Choose File | Display log. Close a window Select the window, and press Alt+F3. Hang up phone and close data window Select the corresponding control window, and press Alt+F3.

  • Page 44: Figure 5-1 A Sample Dialog Box

    OPERATING MANUAL NORMARC 7013 INSTRUMENT LANDING SYSTEM Figure 5-1 A sample dialog box. 5.3.3.1 Action buttons This dialog box has two standard buttons: OK and Cancel. If you choose OK, the choices in the dialog box are accepted; if you choose Cancel, nothing changes and no action takes place, and the dialog box is put away.

  • Page 45: Configuring The Rmm System

    NORMARC 7013 OPERATING MANUAL INSTRUMENT LANDING SYSTEM 5.3.3.3 Toggles Toggles let you select one setting out of a group defined settings. They are similar to Radio buttons (chapter 5.3.3.2); except that only the selected setting is displayed. You select other settings by clicking on the text showing the toggle setting, or by pressing the space bar.

  • Page 46: Figure 5-2 Com Port Setup Dialog

    OPERATING MANUAL NORMARC 7013 INSTRUMENT LANDING SYSTEM Figure 5-2 Com port setup dialog Selecting one of the Channel setup buttons opens up a dialog like Figure 5-3 shows. Figure 5-3 Channel setup dialog Note: DOS version also has the “Modem hangup String” and “Use DTR to hangup” fields in this window.

  • Page 47: Irq Setup

    NORMARC 7013 OPERATING MANUAL INSTRUMENT LANDING SYSTEM Item Purpose Leased line Select this if the PC is connected to the ILS via dedicated leased line modems. Normal dial-up Select this if the PC shall connect the ILS via modem on a pub- lic telephone network.

  • Page 48: Preferences

    OPERATING MANUAL NORMARC 7013 INSTRUMENT LANDING SYSTEM The Printer setup dialog contains options for an optionally connected printer. The dialog is shown below. Figure 5-5 Print setup dialog The purpose of each field in the dialog is described below. Item...

  • Page 49: Toggle Video Mode

    NORMARC 7013 OPERATING MANUAL INSTRUMENT LANDING SYSTEM Figure 5-6 Preferences dialog The DDM setting applies to all user input and all screen or printer output of DDM measure- ments. Selecting % means that input/output is in percent, likewise, selecting uA results in micro ampere input/output.

  • Page 50: Figure 5-8 Station List Dialog

    OPERATING MANUAL NORMARC 7013 INSTRUMENT LANDING SYSTEM Figure 5-8 Station list dialog. This dialog contains a list showing the name and number of the configured stations. Use the scroll bar to the left of the list to scroll or user the up/down arrow keys. If the selected Channel for a station is a “Direct connect”...

  • Page 51: Connecting To An Ils Station

    NORMARC 7013 OPERATING MANUAL INSTRUMENT LANDING SYSTEM Figure 5-9 ILS Station setup dialog The table below describes the meaning of each field in the ILS Station setup dialog. Use field To specify Station name A name for the ILS station. Holds up to 20 characters. This name is saved in the log files you create.

  • Page 52: Figure 5-10 Login Dialog Box

    OPERATING MANUAL NORMARC 7013 INSTRUMENT LANDING SYSTEM Figure 5-10 Login dialog box Your assigned access level depend on the number of passwords and the username entered. Different passwords must be separated with a space character. The following table outlines the access level properties, and how to gain them. Increasing access levels adds more access rights, and retaining the rights for the lower access levels.

  • Page 53: Shutting Down The Connection To An Ils

    NORMARC 7013 OPERATING MANUAL INSTRUMENT LANDING SYSTEM Figure 5-11 A typical Link window 5.6.1 Shutting down the connection to an ILS To shut down an ILS connection, close the Link window for the connection you want to shut down. For information on how to close a window, see Table 5-2.

  • Page 54: Additional Monitor Parameters Window

    OPERATING MANUAL NORMARC 7013 INSTRUMENT LANDING SYSTEM To display the parameters shown in the window below select the ILS|Measurements|Monitor Window 1 menu item. This window displays the standard monitor parameters (DDM, SDM and RF-level) for each of the monitor channels (Course line, Displacement Sensitivity, Near field and Clearance Transmitter (2-freq.

  • Page 55: External Parameters Window

    NORMARC 7013 OPERATING MANUAL INSTRUMENT LANDING SYSTEM Figure 5-13 Additional monitor parameters window 5.7.4 External parameters window Selecting ILS|Measurements|External brings up the following window. This window shows the measurements on the external channels. The NM 70xx can provide executive monitoring of signals from external equipment, defined by the user (option).

  • Page 56: Figure 5-15 Maintenance Monitor Window

    OPERATING MANUAL NORMARC 7013 INSTRUMENT LANDING SYSTEM Status Status code All parameters OK Raw warning on at least one param. WARN (R) Delayed warning on at least one param. WARN (D) ERROR Internal I C error on at least one param.

  • Page 57: Figure 5-16 Monitor Maintenance Parameters

    NORMARC 7013 OPERATING MANUAL INSTRUMENT LANDING SYSTEM Figure 5-16 Monitor maintenance parameters Figure 5-17 TX maintenance parameters ©1999 Navia Aviation AS 21833-3.4 Remote Maintenance and Monitoring 5-19...

  • Page 58: User Parameters Window

    OPERATING MANUAL NORMARC 7013 INSTRUMENT LANDING SYSTEM Figure 5-18 PA maintenance parameters Figure 5-19 DC-Supplies maintenance parameters Figure 5-20 RMS maintenance parameters Figure 5-21 TX Control maintenance parameters 5.7.6 User parameters window Selecting ILS|Measurements|User brings up the window shown below. This window shows the user defined input/output states and measurements.

  • Page 59: Monitor Settings

    NORMARC 7013 OPERATING MANUAL INSTRUMENT LANDING SYSTEM Figure 5-22 User parameters window (sample configuration). If a digital user parameter is defined as a output and you have at least access level 2, you can change the output value by changing the state of the corresponding toggle in this window.

  • Page 60: Figure 5-23 Monitor 1&2 Limits Window

    OPERATING MANUAL NORMARC 7013 INSTRUMENT LANDING SYSTEM Figure 5-23 Monitor 1&2 limits window The alarm limit field will show “OFF” if the alarm limit is equal to the maximum or minimum value. The warning limit field for CL IDENT, CLR IDENT and external channels (i.e. FFM RF and VOICE) will show “n/a”...

  • Page 61: Limits Standby Monitor

    NORMARC 7013 OPERATING MANUAL INSTRUMENT LANDING SYSTEM mode. The arrowheads after each input field in this dialog can be clicked on to increase or decrease the displayed limit value. Hold down Shift to increment/decrement by a larger value. The up and down arrow keys may be used instead of the mouse.

  • Page 62: Limits Maintenance Monitor

    OPERATING MANUAL NORMARC 7013 INSTRUMENT LANDING SYSTEM Figure 5-25 Monitor delays window A standby column will be shown if the system is equipped with a standby monitor. The resolu- tion of the delay parameters is 1/10 second. Once the “Mon 1 and 2” or the “Stdby” button has be pressed an input dialog like the one show below is opened.

  • Page 63: Figure 5-27 Analog Maintenance Monitor Limits Window

    NORMARC 7013 OPERATING MANUAL INSTRUMENT LANDING SYSTEM Figure 5-27 Analog maintenance monitor limits window This list is scrollable, all defined parameters are listed in the Maintenance monitor chapter. Figure 5-28 Digital maintenance monitor limits window This list is scrollable, all defined parameters are listed in the Maintenance monitor chapter.

  • Page 64: Delays Maintenance Monitor

    OPERATING MANUAL NORMARC 7013 INSTRUMENT LANDING SYSTEM be opened. Figure 5-29 Input dialog for digital maintenance parameters To change the setting for a digital parameter click in the normal state field or use the space bar to toggle. The normal state field will toggle between Low, High and OFF. The settings for the CHARGER 1 STATUS and CHARGER 2 STATUS parameters is On and Off.

  • Page 65: Digital User Parameters

    NORMARC 7013 OPERATING MANUAL INSTRUMENT LANDING SYSTEM window shows the current settings for the analog user parameters. Figure 5-32 Analog user parameters definitions The following definitions can be made for the analog user parameters: Name, lower and upper warning limits, and scale and offset constants for conversion to engineering units. There is also a field for enabling/disabling generation of a maintenance warning.

  • Page 66: Tx Settings

    OPERATING MANUAL NORMARC 7013 INSTRUMENT LANDING SYSTEM The following definitions can be made for the digital user parameters: Name, input or output selection, whether the value shall be inverted or not, and warning state of the parameter (TRUE / FALSE / NONE).

  • Page 67: Ident. And Modulation Switches

    NORMARC 7013 OPERATING MANUAL INSTRUMENT LANDING SYSTEM cally be updated when you stop changing the value. • Press the up and down arrows on your keyboard to increment/decrement the value. Hold- ing Shift down will increment/decrement by a larger value. The ILS will automatically be updated when you stop changing the value.

  • Page 68: Power Scaling

    OPERATING MANUAL NORMARC 7013 INSTRUMENT LANDING SYSTEM Figure 5-39 CLR mod. and DME settings dialog The fields in this window specifies the operation of the DME interface (LLZ only) and quadra- ture modulation of the CLR LF signal (2-freq. systems only).

  • Page 69: Front Panel Operation

    NORMARC 7013 OPERATING MANUAL INSTRUMENT LANDING SYSTEM ters. These scaling values are stored in the RMS system in the ILS. This implies that the values will have to be changed if a PA module is replaced. 5.11 Front panel operation When ILS|Front panel is selected a window displaying the same information as the ILS front panel is opened.

  • Page 70: 2Alarm Storage Specific

    OPERATING MANUAL NORMARC 7013 INSTRUMENT LANDING SYSTEM standard deviation of all monitor and analog maintenance parameters. Figure 5-42 Storage download window E.g. to download the alarm storage buffer; just select the Alarm storage radio button and press the “Download“ button. The software will then retrieve the alarm storage and store the data on the local hard disk.

  • Page 71: Events

    NORMARC 7013 OPERATING MANUAL INSTRUMENT LANDING SYSTEM Figure 5-43 Continuous logging dialog The time interval between each time a sample is stored can also be configured in this dialog. The intervals must be entered in seconds and tenths of a second. The storage interval infor- mation entered in this dialog will be stored and associated with the current station.

  • Page 72: Test Ddm

    OPERATING MANUAL NORMARC 7013 INSTRUMENT LANDING SYSTEM Figure 5-44 Events window 5.15 Test DDM The ILS|Test DDM function is for use when a DDM flight test is performed on the system. The Test DDM window is shown in Figure 5-45. The window contains the following fields: •...

  • Page 73: Set Ils Date/Time

    NORMARC 7013 OPERATING MANUAL INSTRUMENT LANDING SYSTEM Figure 5-45 Test DDM window The test DDM values are unit-less integers in the range 0-4095. 5.16 Set ILS date/time The functionality of the ILS|Set ILS date/time window depends on whether or not the user is logged in as an ordinary user or as master user.

  • Page 74: User Administration

    OPERATING MANUAL NORMARC 7013 INSTRUMENT LANDING SYSTEM Field Description Sync with PC clock (button) Sets the ILS RMS clock equal to the local PC system clock. Close (button) Closes the ILS date/time window. Table 5-13 Master user available operations. 5.17 User administration The functionality of the ILS|User list/adm.

  • Page 75: Ils Modem Settings

    5.19 Upload configuration to ILS Several boards in the NORMARC 7000 cabinet store settings or operational parameters in internal EEPROM. Whenever a new board is inserted in a cabinet, these parameters need to configured. This can be done by “uploading” the parameter values to the cabinet with the use of the “ILS | Configuration options | Upload configuration to ILS”...

  • Page 76: Write Configuration To File

    OPERATING MANUAL NORMARC 7013 INSTRUMENT LANDING SYSTEM be uploaded. Configuration for one board or all boards (normally used only for new cabinets) can be uploaded. This is an access level 3 operation. Figure 5-50 Configuration upload When the OK button is clicked, the RMM software starts the upload and displays a window telling the user that the operation is in progress.

  • Page 77: Lamp Mappings

    NORMARC 7013 OPERATING MANUAL INSTRUMENT LANDING SYSTEM This is an access level 1 operation. Figure 5-51 Write configuration to file. The configuration file is a plain ASCII text file. The file may be inspected by the user, but to avoid introducing possible errors, it is not recommended to manually edit it 5.21...

  • Page 78: Displaying Stored Measurements

    OPERATING MANUAL NORMARC 7013 INSTRUMENT LANDING SYSTEM Figure 5-53 Medium storage interval setting dialog The following intervals way be selected Storage interval Total medium storage time 15 Minutes 24 Hours 30 Minutes 48 Hours 60 Minutes 4 Days 120 Minutes...

  • Page 79: 2Medium Time Periodic (Med)

    NORMARC 7013 OPERATING MANUAL INSTRUMENT LANDING SYSTEM ing the appropriate windows by selecting menu items from the ILS menu. Note that some menu items will not be accessible because some information types is not stored in the log file. To move back and forth in the stored data, press F7 and F8.

  • Page 80: 4Continuous Data Log (Cnt)

    OPERATING MANUAL NORMARC 7013 INSTRUMENT LANDING SYSTEM 5.23.4 Continuous data log (CNT) When a CNT file has been opened a window as shown below will be opened. This window shows the same information as the Alarm storage window, except that this window does not have the alarm specific functions.

  • Page 81: Printing Reports

    NORMARC 7013 OPERATING MANUAL INSTRUMENT LANDING SYSTEM Figure 5-58 Export data dialog Each field in the export file are separated by a TAB character. Each line contains all measure- ments in a sample. The line begins with the time stamp of sample (resolution 1 second). The next field is 1/10 seconds of the time stamp.

  • Page 82: Technical Note - Leased Line Setup (Usrobotics)

    OPERATING MANUAL NORMARC 7013 INSTRUMENT LANDING SYSTEM 5.28 Technical note - Leased line SETUP (USRobotics) USING NM7000 RMM SOFTWARE WITH LEASED LINE CONNECTION Applies to USRobotics Courier Dual Standard V.34+ modems 5.28.1 Definitions Local modem The modem attached to the PC running NM7000 RMM software.

  • Page 83: Technical Note - Dial Up Connection Setup (Usrobotics)

    NORMARC 7013 OPERATING MANUAL INSTRUMENT LANDING SYSTEM 2. Configure the «Channel Setup» for the leased line connection as follows (all ‘0’ letters are zeroes): Figure 5-61 RMM channel setup for USR leased-line connections The modem will be automatically set up for leased when a connection with this channel is selected by the user.

  • Page 84: 3Configuring The Local Modem

    OPERATING MANUAL NORMARC 7013 INSTRUMENT LANDING SYSTEM Figure 5-62 ILS port settings for USRobotics dial up connection 4. Initializing the remote modem. • Pressing the «Send init» button in the ILS modem settings window makes the ILS send the initialization string on the port selected in the port list.

  • Page 85: Technical Note - Leased Line Setup (Westermo)

    NORMARC 7013 OPERATING MANUAL INSTRUMENT LANDING SYSTEM 5.30 Technical note - Leased line SETUP (WESTERMO) This description applies to Westermo TD-32AC / TD-32DC modems. 5.30.1 DIP switch settings. SW1: ILS Modem Leased line, switch off echo and result code. All AT...

  • Page 86: Technical Note - Dial Up Setup (Westermo)

    OPERATING MANUAL NORMARC 7013 INSTRUMENT LANDING SYSTEM 5.31 Technical note - dial up SETUP (WESTERMO) This description applies to Westermo TD-32AC / TD-32DC modems. 5.31.1 DIP switch settings. SW1: ILS Modem Dial-up connection. Enable AT commands. Auto answer. PC-Modem Dial-up connection. Enable AT commands.

  • Page 87: Part Iii Maintenance

    NORMARC 7013 OPERATING MANUAL INSTRUMENT LANDING SYSTEM PART III MAINTENANCE Periodic maintenance CAT I and II IMPORTANT: No adjustments / alignments shall be done during a Periodic Maintenance. The parameters should be recorded and compared with their nominal values only.

  • Page 88: Quarterly Inspections

    OPERATING MANUAL NORMARC 7013 INSTRUMENT LANDING SYSTEM Record in Table 6-7. Also record Tx1 or Tx2 used. Quarterly inspections (Can be changed to 6 Months intervals for Cat I installations and 4 Months for Cat II.) Test equipment • Oscilloscope •...

  • Page 89: Annual Inspections

    NORMARC 7013 OPERATING MANUAL INSTRUMENT LANDING SYSTEM Test equipment • PC with RMM Note results in Table 6-11 (Alternative 2). 6.3.3.1 Integrity check: Open the RMM program in level 2. Note: Level 2 must be enabled for the remote RMM in the ILS configuration.

  • Page 90: Lf Frequency Check

    OPERATING MANUAL NORMARC 7013 INSTRUMENT LANDING SYSTEM Nominal frequency: (Channel frequency + 5kHz) ±0.002% Repeat the measurements for Course Tx2. Record the frequency readings in Table 6-12. 6.4.1.2 Clearance Transmitter Frequency Switch on Clearance Tx1. • Connect the Frequency Counter to CSB CLR test connector in the Change Over Section via a 50 ohm test cable.

  • Page 91: Figure 6-1 Sbo Waveforms

    NORMARC 7013 OPERATING MANUAL INSTRUMENT LANDING SYSTEM (Each modulator develops it's own waveform shape due to spreads in insertion phases). The dynamic maximum point should be approximately -4 volt. 6.4.3.2 SBO waveform checks. Switch on Course Tx1. • Connect the Oscilloscope to SBO test connector on Course Tx1 Section via 50 ohm test cable.

  • Page 92: Figure 6-2 Rf Phase Check

    OPERATING MANUAL NORMARC 7013 INSTRUMENT LANDING SYSTEM DEMODULATED SBO-SIGNAL: NORMAL DEMODULATED SBO-SIGNAL: 5° RF-PHASE ER- Figure 6-2 RF phase check 6.4.3.4 CSB waveform check. LF phase Switch on Course Tx1. • Connect the Oscilloscope to CSB test connector on Course Tx1 Section via 50 ohm test cable.

  • Page 93: Csb Output Power

    NORMARC 7013 OPERATING MANUAL INSTRUMENT LANDING SYSTEM Switch on Tx1. • Connect the Field Test Set to the CSB Cou test connector on the Change Over Section through a 20 or 30 dB attenuator. • From the local panel/display or from the RMM program set Cou Ident modulation to CON- TINUOUS.
  • Page 94 OPERATING MANUAL NORMARC 7013 INSTRUMENT LANDING SYSTEM Use the Local Display and Keyboard or the RMM Program to display the measured values for CL DDM. • Change DDM from the generator slowly towards 150 Hz dominance until a point where the letter A (indicates that monitor has an ALARM for the displayed parameter) is shown beside the measured parameter for Monitor 1.
  • Page 95 NORMARC 7013 OPERATING MANUAL INSTRUMENT LANDING SYSTEM Use the Local Display and Keyboard or the RMM Program to display the measured values for DS DDM. • Increase DDM from the generator slowly above nominal value until a point where the letter A (indicates that monitor has an ALARM for the displayed parameter) is shown beside the measured parameter for Monitor 1.

  • Page 96: Near Field Monitor Delay

    OPERATING MANUAL NORMARC 7013 INSTRUMENT LANDING SYSTEM • Increase DDM from the generator slowly from nominal value until a point where the letter A (indicates that monitor has an ALARM for the displayed parameter) is shown beside the measured parameter for Monitor 1.

  • Page 97: Seconds Inhibit

    NORMARC 7013 OPERATING MANUAL INSTRUMENT LANDING SYSTEM Make an alarm by removing the NF cable to the Cabinet. After the specified delay, the trans- mitter shall change to Tx2, then after the same time lapse Tx2 shall shut down. Record in Table 6-16 line a) the measured delay time from cable removal until the standby transmitter has switched off.

  • Page 98: Table 6-1 Monitor 1 Window (Tx 1 To Air)

    OPERATING MANUAL NORMARC 7013 INSTRUMENT LANDING SYSTEM MON1 MON2 CLR DDM IDENT CLR IDENT Self test DC Loop Table 6-1 Monitor 1 window (Tx 1 to Air) MON1 MON2 CLR DDM IDENT CLR IDENT Self test DC Loop Table 6-2 Monitor 1 window (Tx 2 to Air) Periodic maintenance CAT I and II 21833-3.4...

  • Page 99: Table 6-3 Monitor 1 Window

    NORMARC 7013 OPERATING MANUAL INSTRUMENT LANDING SYSTEM MON1 MON2 40.0 40.0 40.0 40.0 40.0 40.0 CLR DDM 40.0 40.0 10.0 10.0 IDENT CLR IDENT Self test DC-loop Table 6-3 Monitor 1 window (Not for recordings, make a "print screen copy")

  • Page 100: Table 6-5 Monitor 1 Window

    OPERATING MANUAL NORMARC 7013 INSTRUMENT LANDING SYSTEM MON1 MON2 40.0 40.0 40.0 40.0 40.0 40.0 CLR DDM 40.0 40.0 10.0 10.0 IDENT CLR IDENT Self test DC-loop Table 6-5 Monitor 1 window (Not for recordings, make a "print screen copy")

  • Page 101: Table 6-7 Field Ddm Measurement

    NORMARC 7013 OPERATING MANUAL INSTRUMENT LANDING SYSTEM Date Tx1/Tx2 Azimuth % DDM % DDM % DDM % DDM % DDM % DDM % DDM % DDM % DDM 35° 30° 25° 20° 15° 10° 5° 4° 3° 2° 1° 0°...

  • Page 102: Table 6-9 Transmitter Waveform Checks

    OPERATING MANUAL NORMARC 7013 INSTRUMENT LANDING SYSTEM DC Supplies Unit Course Tx1 LPA/GPA RMS +5V PA 27V Level RMS Battery CSB Level -15V SBO Level -15V PH CORR LEVEL Course Tx2 LPA/GPA +8.5V PA 27V Level +8.5V CSB Level +15V...

  • Page 103: Table 6-10 Monitor Integrity Test (Alternative 1)

    NORMARC 7013 OPERATING MANUAL INSTRUMENT LANDING SYSTEM Date a) General alarm delay Tx1 - Tx2 b) Changeover carried out c) PA 27V level d) General alarm delay Tx1 - Tx2 e) Changeover carried out f) PA 27V level Table 6-10 Monitor Integrity Test (Alternative 1)

  • Page 104: Table 6-15 Monitor Alarm Limits Check

    OPERATING MANUAL NORMARC 7013 INSTRUMENT LANDING SYSTEM Date Mon1/Mon2 Text Parameter Unit ref. µA/%DDM CL DDM Alarm 150 µA/%DDM CL DDM alarm 90 CL SDM alarm high CL SDM alarm low CL RF alarm µA/%DDM DS DDM alarm wide µA/%DDM DS DDM alarm narrow µA/%DDM...
  • Page 105 NORMARC 7013 OPERATING MANUAL INSTRUMENT LANDING SYSTEM ©1999 Navia Aviation AS 21833-3.4 Periodic maintenance CAT I and II 6-19...
  • Page 106 OPERATING MANUAL NORMARC 7013 INSTRUMENT LANDING SYSTEM Periodic maintenance CAT I and II 21833-3.4 ©1999 Navia Aviation AS 6-20...

  • Page 107: Corrective Maintenance

    7.2.3 Alarm event diagnostics The RMS subsystem in the NORMARC 7000 cabinet continuously reads data sets from mon- itor 1, 2 and the standby monitor. The last 30 seconds of data are stored in an internal ring buffer. This buffer is partitioned in groups with different sampling periods: •...

  • Page 108: Manual Fault Diagnosis

    OPERATING MANUAL NORMARC 7013 INSTRUMENT LANDING SYSTEM monitor data sets are stored at ¼ of this frequency. • For the last 10 seconds, one data set is stored each second. • For the last 30 seconds, monitor 1, 2, standby and maintenance data are stored every 5 second.

  • Page 109: Mf1211/Mf1219 Replacement

    NORMARC 7013 OPERATING MANUAL INSTRUMENT LANDING SYSTEM • Make sure you are wearing an ESD chain that is connected to either the ILS cabinet or some other grounded point. • Replace the faulty module. • Power up the system. • Perform necessary adjustments for the unit in question; please refer to ch. 7.3.2-7.3.10.

  • Page 110: Ps1227 Replacement

    OPERATING MANUAL NORMARC 7013 INSTRUMENT LANDING SYSTEM measured with the 3710. Check that the CL DDM readings are the same as with 3710. ADJUSTMENT (NF CHANNEL): Pre-check Check that all monitor inputs from MCU are correct. (Use field measurement instrument NM3710). Make a note of the values.

  • Page 111: Mo1212 Replacement

    NORMARC 7013 OPERATING MANUAL INSTRUMENT LANDING SYSTEM RMM software. Measure the RF frequency at the CSB outlet at the front of the ILS cabinet CHECK: Power down the system and place the card inside cabinet. Maintenance Check the maintenance parameters for the OS1221 unit.

  • Page 112: Rma1215 Replacement

    OPERATING MANUAL NORMARC 7013 INSTRUMENT LANDING SYSTEM For more extensive integrity testing of the monitors, please refer to Operating Manual, chapter 7.3.7 RMA1215 replacement PREPARATIONS: Power down system. Remove old unit. Compare the version numbers of the removable RMS EPROM on the board. Make sure the new unit contains the same or newer EPROM software version.

  • Page 113: Detailed Description Of The Automatic Diagnostic Algorithms

    NORMARC 7013 OPERATING MANUAL INSTRUMENT LANDING SYSTEM that the CSB and SBO phase of of the cabinet is correct. 7.3.10 LPA1230/GPA1231/GPA1232 replacement PREPARATIONS: Power down system. Remove old unit and place the new unit in cabinet. ADJUSTMENT: Turn on transmitters. Follow the procedure in chapter 7 in the Technical Manual to re-adjust the transmitters.

  • Page 114: Current Data Diagnostics

    OPERATING MANUAL NORMARC 7013 INSTRUMENT LANDING SYSTEM EXTERNAL FACTOR An external factor influencing monitor measure- ments. COMMON CABLING Cabling or any part of the system that is common for the transmitters or monitor system, e.g. antenna element, cable, distribution- or monitor- ing networks.
  • Page 115 NORMARC 7013 OPERATING MANUAL INSTRUMENT LANDING SYSTEM A maintenance warning on a board listed in the following table indicates that there is a fault on that board. Board LF generator 1 or 2 Oscillator 1 or 2 RMS board Monitor 1 or 2...
  • Page 116 OPERATING MANUAL NORMARC 7013 INSTRUMENT LANDING SYSTEM DIAGNOSTIC ALGORITHM: If there is a warning on the standby monitor board this board is faulty. 7.4.3.2.9 Standby monitor frontend tests DIAGNOSTIC ALGORITHM: If there is a warning on the standby monitor frontend board AND there is no warning or alarm indication on the standby monitor measurements then the standby monitor frontend board is faulty.

  • Page 117: Alarm Event Diagnostics

    NORMARC 7013 OPERATING MANUAL INSTRUMENT LANDING SYSTEM Start monitor warning tests. CLR warning CL or DS DF warning on NF warning on on both warning on both both monitors? both monitors? monitors? monitors? Warning on NF RF on one or Warning on both mon.?

  • Page 118: Figure 7-2 Flow Diagram For Diagnosing A Changeover-Only Alarm

    OPERATING MANUAL NORMARC 7013 INSTRUMENT LANDING SYSTEM No maintenance Start changeover warnings diagnostics CL or DS Main COU TX is Maint warn on Main OS is faulty alarm? faulty main OS? External obstruction NF alarm? is blocking signal Maint warn on...

  • Page 119: Figure 7-3 Flow Diagram For Diagnosing Changeover/Shutdown Alarms

    NORMARC 7013 OPERATING MANUAL INSTRUMENT LANDING SYSTEM toring section. Start changeover/ shutdown diagnose. Is NF DDM or SDM External obstruction alarm the cause of is faulty. both alarms? Is there maint. The TXC board is warnings on the faulty. TXC board? Common cabling is faulty.
  • Page 120 OPERATING MANUAL NORMARC 7013 INSTRUMENT LANDING SYSTEM Corrective maintenance 21833-3.4 ©1999 Navia Aviation AS 7-14...

  • Page 121: Part Iv Appendix

    NORMARC 7013 OPERATING MANUAL INSTRUMENT LANDING SYSTEM PART IV APPENDIX Monitor and Maintenance Parameters Monitor Alarm Parameters These are ILS parameters measured by the monitors. An alarm on any of these parameters will cause change-over/shut-down. Channel Parameter Description Course Line - Difference in depth of modulation...

  • Page 122: Maintenance Parameters

    OPERATING MANUAL NORMARC 7013 INSTRUMENT LANDING SYSTEM Maintenance Parameters These parameters may cause maintenance warning and can be used for fault isolation pur- poses. Originates Parameter Gives WARNING when from module (with default warning limits setting): MO1212 +5V OK +5V Supply Voltage below predefined limit.

  • Page 123: Table A-3 Logical Maintenance Parameters

    NORMARC 7013 OPERATING MANUAL INSTRUMENT LANDING SYSTEM COURSE LOCK COURSE synthesiser is out of lock DETECT CLR OUTPUT RF level output to CLR transmitter is below a predefined LEVEL level CLR TUNEVOLT CLR tunevoltage outside predifined limits. CLR SYNTH LOCK...

  • Page 124: Table A-5 Dc Supplies Maintenance Parameters

    OPERATING MANUAL NORMARC 7013 INSTRUMENT LANDING SYSTEM TX1 COURSE Measured value of current through TX1 COURSE I150 150Hz amplifier TX1 COURSE I90 Measured value of current through TX1 COURSE 90Hz amplifier TX2 CLR I150 Measured value of current through TX2 CLR 150Hz...

  • Page 125: B Factory Default Configuration Settings

    NORMARC 7013 OPERATING MANUAL INSTRUMENT LANDING SYSTEM Factory default configuration settings Cat I monitor LIMIT configuration Factory default alarm, warning-limits and nominal values are shown in Table 1. DDM values are in % DDM (which is the default DDM measurement unit in the RMM soft- ware).

  • Page 126: Table B-1 Cat I Alarm And Warning Limits

    OPERATING MANUAL NORMARC 7013 INSTRUMENT LANDING SYSTEM DC-L1 2/42 100 % Off/Off 100 % DC-L2 2/42 100 % Off/Off 100 % DC-L3 2/42 100 % Off/Off 100 % Self test 0.0 % -1.4/4.0 100 % 0.0 % -2.5/Off 100 %...

  • Page 127: Cat Ii Monitor Limit Configuration

    Note that Annex 10 specifies the total changeover + shutdown delay after an alarm. The delay values used in the NORMARC 7000 RMM software are the time delay between the detection of an alarm and the resulting changeover or shutdown. When a changeover takes place the delay counters are reset.

  • Page 128: Maintenance Parameter Configuration

    OPERATING MANUAL NORMARC 7013 INSTRUMENT LANDING SYSTEM Channel Cat I Cat II/III Cat I Cat II/III 20 s 20 s 20 s 20 s IDENT 20 s 20 s 60 s 60 s 60 s 60 s Table B-4 Factory default delay values.
  • Page 129 NORMARC 7013 OPERATING MANUAL INSTRUMENT LANDING SYSTEM B.6.1 LF generator 1 and 2 (LF 1223) Measurement Warn. limit. Description COU LEVEL 90 HIGH Course line 90 Hz output level ok/not ok. COU LEVEL 150 HIGH Course line 150 Hz output level ok/not ok.
  • Page 130 OPERATING MANUAL NORMARC 7013 INSTRUMENT LANDING SYSTEM B.6.4 Monitor 1, 2 and standby (MO 1212) Measurement Warn. limit Description V5P OK HIGH +5 V supply voltage ok/not ok. STS ACT HIGH A/D conversion completed ok/not ok. DSP PFO HIGH DSP +5 V ok/not ok.

  • Page 131: Maintenance Delay Configuration

    NORMARC 7013 OPERATING MANUAL INSTRUMENT LANDING SYSTEM B.6.7 Power supply 1 and 2 (PS 1227) The measurements listed here are displayed in the DC SUPPLIES maintenance window in the RMM software. Measurement Warn. limit Description V15N LEVEL -16.8/-13.8 Measurement of -15 V output voltage (Volt).

  • Page 132: User Administration Configuration

    OPERATING MANUAL NORMARC 7013 INSTRUMENT LANDING SYSTEM Note that the adjustment values incorporate both a modulation level setting and a small, unpredictable, correction for individual variation on the low frequency generator boards (LF1223). The correction is shown after the “±” sign in Typical TX adjustment values.
  • Page 133 NORMARC 7013 OPERATING MANUAL INSTRUMENT LANDING SYSTEM B.11.1 OS1221A strap settings for 2-frequency LLZ The course transmitter frequency is set with straps in the J2 strap block. The configured course frequency is the channel frequency + 5 kHz. Ch. freq.
  • Page 134 OPERATING MANUAL NORMARC 7013 INSTRUMENT LANDING SYSTEM The clearance transmitter frequency is set with straps in the J102 strap block. The configured clearance frequency is the channel frequency - 5 kHz. Ch. freq. A0 A1 A2 A3 A4 A5 N0 N1 N2 N3 N4 N5 N6 N7 N8 N9 (MHz) 108.1...
  • Page 135 NORMARC 7013 OPERATING MANUAL INSTRUMENT LANDING SYSTEM ©1999 Navia Aviation AS 21833-3.4 Factory default configuration settings B-11...
  • Page 136 OPERATING MANUAL NORMARC 7013 INSTRUMENT LANDING SYSTEM Factory default configuration settings 21833-3.4 ©1999 Navia Aviation AS B-12...

  • Page 137: C Maintenance Procedures

    NORMARC 7013 OPERATING MANUAL INSTRUMENT LANDING SYSTEM Maintenance Procedures The following maintenance instructions are derived from FAA manual 6750.49 chapter 5. The reference paragraph numbers are identical to FAA numbers. FAA manual 6750.49 chapter 4 should be used as guide to select the Monthly, Quarerly, Semiannually etc. instructions in this chapter.
  • Page 138 OPERATING MANUAL NORMARC 7013 INSTRUMENT LANDING SYSTEM 3. Measure and record the monitor width DDM (DS), the monitor course DDM (CL), and the modulation equality (carrier feedline DDM) on Navia Aviation Form “Localizer Monitor Ref- erence Data”. 4. Check the quality of the identification and voice for clarity and correct information. If acceptable, record a check mark under the appropriate column.
  • Page 139 NORMARC 7013 OPERATING MANUAL INSTRUMENT LANDING SYSTEM other equipment parameters. The normal ground check provides a system check that is representative of the user's view. c. Test Equipment Required. 1. A portable ILS receiver (PIR). 2. An appropriate antenna. d. Conditions.
  • Page 140 OPERATING MANUAL NORMARC 7013 INSTRUMENT LANDING SYSTEM 1. A portable ILS receiver (PIR). 2. BIRD wattmeter. 3. Digital voltmeter (dvm). 4. The FA-9438 modulation meter. NOTE: Chapter 1, Paragraph 1-2b, Test Equipment, discusses external test equipment and BITE, and their proper use in the NAS. Particular attention must be paid to the proper use and main- tenance of test equipment to ensure accurate evaluations of equipment operation.
  • Page 141 NORMARC 7013 OPERATING MANUAL INSTRUMENT LANDING SYSTEM (g) Return the sideband power to normal. 3. Course position alarms. (a) Connect the PIR to measure DDM in the carrier feedline (CSB test connector). (b) Using the PMDT, open Test DDM window, click on TX1 dominance Off button to activate 90 Hz predominance (assuming transmitter 1 is active to the antennas).
  • Page 142 OPERATING MANUAL NORMARC 7013 INSTRUMENT LANDING SYSTEM rier power, still connecting the BIRD wattmeter to the course CSB feedline inside the facility. (e) Determine if the carrier power reduction corresponding to alarm is within the operating toler-ance in chapter 3.
  • Page 143 NORMARC 7013 OPERATING MANUAL INSTRUMENT LANDING SYSTEM portable ILS receiver (PIR) capable of measuring modulation directly or built-in test equip- ment (BITE). These may be substituted for the FA-9438 when properly calibrated and/or verified for accuracy. The oscilloscope method is a backup method that uses the detected composite carrier envelope for determining the approximate percentage.
  • Page 144 OPERATING MANUAL NORMARC 7013 INSTRUMENT LANDING SYSTEM It may be necessary to repeat steps (2) through (5) occasionally as the FA-9438 warms up. 6. Use a double-shielded coaxial cable and connect the modulation meter to the COU CSB test connector on the front of the facility. Insert a 20 dB attenuator at the input of the modu- lation meter.
  • Page 145 NORMARC 7013 OPERATING MANUAL INSTRUMENT LANDING SYSTEM 7. Determine if the results are within tolerance, and record the actual modulation percentage on FAA Form 6750-32. If the results are out of tolerance, circle the entry and take correc- tive action.
  • Page 146 OPERATING MANUAL NORMARC 7013 INSTRUMENT LANDING SYSTEM (b) The facility 90° phasing section. 2. In-line phasing. A PIR. d. Conditions. A facility shutdown is required for both far-field and in-line checks. e. Far-Field Quadrature Phasing, Detailed Procedure. 1. Dummy-load the sideband output. At two-frequency localizers, disable the clearance sys- tem.
  • Page 147 NORMARC 7013 OPERATING MANUAL INSTRUMENT LANDING SYSTEM A facility shutdown is required for this check. e. Detailed Procedure. (1) Ensure that the localizer course width and phasing are adjusted to optimum in accordance with paragraphs 5-16. (2) Dummy load the transmitter sideband-only (SBO) output port and the SBO feedline input.
  • Page 148 OPERATING MANUAL NORMARC 7013 INSTRUMENT LANDING SYSTEM 2. Measure the rf frequency of the transmitter(s) by connecting the counter to the COU CSB test connector on the front of the facility. The transmitter must be operating for at least 15 minutes before measuring rf frequency.
  • Page 149 NORMARC 7013 OPERATING MANUAL INSTRUMENT LANDING SYSTEM 6. Measure the time (in microseconds) between the center of the oscilloscope and the scope trace. 7. Confirm that the time measured is within the operating tolerance of chapter 3. 8. Restore the equipment to normal operation.
  • Page 150 OPERATING MANUAL NORMARC 7013 INSTRUMENT LANDING SYSTEM (c) Confirm that the times measured are within the operating tolerances of chapter 3. (d) Restore the facility to service operations. 5-21 Reserved 5-22 SIDEBAND NULL. a. Object. This procedure provides a method to determine the position of the sideband null relative to course centerline.
  • Page 151 NORMARC 7013 OPERATING MANUAL INSTRUMENT LANDING SYSTEM centimeter meters 6. Record the results of step (5) on FAA Form 6750-22. If the results are not within tolerance, take appropriate action. 7. To determine if site effects are compromising the measurement, repeat steps (1) through (5) at alternate distances.
  • Page 152 OPERATING MANUAL NORMARC 7013 INSTRUMENT LANDING SYSTEM 2. A dvm. 3. BIRD wattemeter. NOTE: Chapter 1, Paragraph 1-2b, Test Equipment, discusses external test equipment and BITE, and their proper use in the NAS. Particular attention must be paid to the proper use and main- tenance of test equipment to ensure accurate evaluations of equipment operation.
  • Page 153 NORMARC 7013 OPERATING MANUAL INSTRUMENT LANDING SYSTEM d. Detailed Procedure. 1. Simulate a continuous alarm, or from the RMM perform a station integrity check. 2. Allow a shutdown to occur. 3. Determine that the proper remote and local alarm indications occurred.
  • Page 154 OPERATING MANUAL NORMARC 7013 INSTRUMENT LANDING SYSTEM itor performance check. The reference data line can only be updated in accordance with paragraph 5-7. c. Test Equipment Required. 1. A portable ILS receiver (PIR). 2. BITE/MDT 3. BIRD wattmeter 4. A dvm.
  • Page 155 NORMARC 7013 OPERATING MANUAL INSTRUMENT LANDING SYSTEM (g) Return the sideband power to normal. 3. Path angle alarms (integral). (a) Connect the PIR to measure DDM in the carrier feedline (Facility CSB test connector). (b) Using the PMDT, open Test DDM window, click on TX1 dominance Off button to activate 90 Hz predominance (assuming transmitter 1 is active to the antennas).
  • Page 156 OPERATING MANUAL NORMARC 7013 INSTRUMENT LANDING SYSTEM 6. Attenuate upper antenna alarm. (a) Insert the capture-effect test kit attenuator into the upper antenna feedline. This attenua- tor should have been previously checked with a vector voltmeter to ensure that the total inser- tion phase delay equals 360°...
  • Page 157 NORMARC 7013 OPERATING MANUAL INSTRUMENT LANDING SYSTEM from the PMDT: Open the TX Adjustments window. Select COURSE RF Power (for active transmitter to antenna). Note the 3-digits value. (b) Then reduce the value of the 3-digits number followed by Update until the monitor chan- nel CL is in alarm.
  • Page 158 OPERATING MANUAL NORMARC 7013 INSTRUMENT LANDING SYSTEM before adjusting the transmitter modulation percentage to meet flight inspection tolerances, advise flight inspection personnel of your situation. If possible, ask them to verify their sys- tem calibration and check for radio-frequency interference (rfi). Factors that may cause a difference in modulation percentage readings are: (a) Excessive carrier component distortion.
  • Page 159 NORMARC 7013 OPERATING MANUAL INSTRUMENT LANDING SYSTEM 7. Place the function selector switch to LOCALIZER or GLIDE SLOPE, as appropriate, and read the 90 Hz and 150 Hz modulation percentages on the PERCENT MODULATION indi- cator. 8. Record the percentages on FAA Form 6750-32, and determine if they are in tolerance.
  • Page 160 SBO voltage (mV dc) SBO Attenuator value (dB) Carrier voltage (mV dc) SBO voltage (mV dc) Sideband voltage (mV dc SBO Attenuator value (dB) SBO attenuator value (dB) Monitor Width DDM SBO voltage (mV dc) Clearance voltage (mV dc SBO Attenuator value (dB) Carrier Feedline DDM Monitor Width DDM Monitor width DDM...

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