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Wulfsberg Electronics COBHAM RMS-555 Pilot's Manual

Radio management system with anti-jamming feature
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REVISION HISTORY
REV DCA
DATE
A
W1176
06/06/2001 -----
B
W17973 05/01/18
NEITHER RECEIPT NOR POSSESSION OF THIS DOCUMENT CONFERS ANY RIGHT TO REPRODUCE, USE OR DISCLOSE, IN WHOLE OR IN PART, ANY
INFORMATION CONTAINED IN THIS DOCUMENT WITHOUT WRITTEN AUTHORIZATION FROM WULFSBERG ELECTRONICS.
TEMPLATE 150-744545-01 REV. E
PRINTED
A
COPY OF THIS DOCUMENT MAY NOT BE THE
LATEST REVISION.
IT IS THE USER'S RESPONSIBILITY TO ENSURE THAT HE OR
SHE IS USING THE LATEST DOCUMENT REVISION.
THE LATEST REVISION MAY BE VIEWED OR PRINTED FROM THE
ELECTRONIC DOCUMENT DISTRIBUTION SYSTEM.
Typed signatures indicate approval. Handwritten signature approval of
this document is on file at Wulfsberg Electronics, Prescott, Arizona.
COBHAM RESTRICTED
These commodities, technology or software are controlled in accordance with the United States Export Administration Regulations, Export Classification
Control Number(ECCN) EAR99. When exporting, diversion contrary to U.S. law is prohibited.
DRAWN
CHECKED
-------
Digitally signed by: James Sneed
DN: CN = James Sneed C = US O = Cobham
OU = Cobham Aerospace Communications
Date: 2018.05.10 09:30:47 -06'00'
These commodities, technology or software are
Controlled in accordance with the United States
Export Administration Regulation. When exported
from the United States, diversion contrary to
U.S.Law is prohibited.
THIS DOCUMENT CONTAINS PROPRIETARY INFORMATION.
Refer to the DCA and associated markups for a complete description of
the changes incorporated in a revision.
APPROVED
--------
George Story
2018.05.09 14:10:52
-07'00'
Chelton Avionics, Inc.
dba Wulfsberg Electronics Division
Prescott, AZ
DOCUMENT TITLE
PILOTS GUIDE, RMS 555 WITH ANTI-
JAMMING FEATURE
SIZE
LRU
A
RMS555
SCALE: NONE
PUBLISHED
06/06/2001
Digitally signed by David Urban
2018.05.1
Date: 2018.05.10 16:07:33
-07'00'
                   
 
Published 
                              
1 09:02:39
These  commodities,  technology or  software 
Are  Controlled in  accordance with the  United 
States    Export     Administration    Regulations. 
When    exporting    from    the   United  States; 
-07'00'
Diversion   contrary   to   U.S. Law is prohibited. 
DOCUMENT NUMBER
150-040808
DO NOT SCALE DRAWING
CAGE
CODE
1WZE2
REV
B

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Summary of Contents for Wulfsberg Electronics COBHAM RMS-555

  • Page 1 THIS DOCUMENT CONTAINS PROPRIETARY INFORMATION. NEITHER RECEIPT NOR POSSESSION OF THIS DOCUMENT CONFERS ANY RIGHT TO REPRODUCE, USE OR DISCLOSE, IN WHOLE OR IN PART, ANY INFORMATION CONTAINED IN THIS DOCUMENT WITHOUT WRITTEN AUTHORIZATION FROM WULFSBERG ELECTRONICS. TEMPLATE 150-744545-01 REV. E CAGE Chelton Avionics, Inc.
  • Page 2 RMS-555 RADIO MANAGEMENT SYSTEM WITH ANTI-JAMMING FEATURE PILOT'S GUIDE For use with Operational Revision Status (ORS) 01 Chelton Avionics Publication Number 150-040808 Rev. B COBHAM RESTRICTED These commodities, technology or software are controlled in accordance with the United States Export Administration Regulations, Export Classification Control Number(ECCN) EAR99.

  • Page 3: Table Of Contents

    Table of Contents Table of Contents INTRODUCTION....................Intro-1 GENERAL ....................Intro-1 APPLICABILITY ..................Intro-1 Ill. HANDBOOK ORGANIZATION ............... Intro-1 SYSTEM CONFIGURATION ............Intro-1 CONTROLS AND DISPLAYS ............. Intro-1 OPERATION................Intro-1 FAULT/WARNING ANNUNCIATIONS........Intro-1 TECHNICAL SPECIFICATIONS ..........Intro-1 APPENDIX A - HAVE QUICK ANTI-JAMMING TRAINING EXERCISE ................
  • Page 4 Table of Contents 2.2.6 DEDICATED FUNCTION SWITCHES ..........2-5 PAGE SWITCH ................2-5 DMEH SWITCH ................2-5 IDT SWITCH ..................2-6 SYS SWITCH ................... 2-6 SQ SWITCH ..................2-6 MEM SWITCH .................. 2-6 B/AZ SWITCH .................. 2-7 DIM SWITCH ................... 2-7 2.2.7 REMOTE-MOUNTED SWITCHES ...........
  • Page 5 Table of Contents 3.2.1 VHF COM FUNCTIONS ..............3-6 THE VHF COM FIELD ..............3-6 ENTERING A NEW FREQUENCY IN ONSIDE COM ...... 3-7 ENTERING A NEW FREQUENCY IN XSIDE COM (DUAL RMU INSTALLATIONS) ............3-7 DIRECT TUNING ................3-11 MEMORY MODE OF OPERATION ..........
  • Page 6 Table of Contents THE UHF COM FIELD ............3-24 ENTERING A NEW FREQUENCY ........3-25 TRANSFERRING UHF CONTROL ........3-25 TUNING THE GUARD FREQUENCY ......3-26 SELECTING AND USING THE SPECIAL UHF MEMORY PAGE ................3-26 3.2.7.2 UHF COM HAVE-QUICK ANTI-JAM OPERATION ..3-28 ACTIVATING AND DEACTIVATING AJ MODE ....
  • Page 7 Table of Contents CHAPTER 4 FAULT/WARNING ANNUNCIATION CONTENTS OF THIS CHAPTER ..............4-1 INPUT/OUTPUT DIFFERENT MESSAGES ..........4-1 INVALID DATA MESSAGES ................ 4-2 EFIS ERROR MESSAGES ................4-4 ONSIDE RMU SYSTEM FAULT ERROR MESSAGES ....... 4-4 ONSIDE RMU STUCK BUTTON MESSAGES ..........4-5 ONSIDE RMU KNOB FAULT MESSAGES ..........
  • Page 8 These commodities, technology or software are controlled in accordance with the United States Export Administration Regulations, Export Classification Control Number(ECCN) EAR99. When exporting, diversion contrary to U.S. law is prohibited.

  • Page 9: Introduction

    Introduction Introduction GENERAL This Pilot's Guide contains information about the benefits, features, and general operational characteristics for the Chelton RMS-555 Radio Management System (RMS). The appropriate Aircraft Flight Manual Supplement should be consulted for specific operating procedures. APPLICABILITY The operating procedures contained in this Pilot's Guide are applicable to RMS-555 Radio Management Systems with Operational Revision Status (ORS) 01/04.

  • Page 10: Appendix A - Have Quick Anti-Jamming Training Exercise

    Introduction APPENDIX A - HAVE QUICK ANTI-JAMMING TRAINING EXERCISE Presents a step-by-step program designed to teach flight crews the proper entry procedures for single WOD and multiple WOD (MWOD). HOW TO USE THIS PILOT'S GUIDE This Pilot's Guide assumes the reader is knowledgeable about airborne communications and navigation systems.

  • Page 11: Chapter 1 - System Configuration

    Chapter 1 – System Configuration CHAPTER 1 – SYSTEM CONFIGURATION CONTENTS OF THIS CHAPTER This chapter contains a brief description of the various units that comprise the RMS-555 Radio Management System, along with an explanation of the various configurations of the RMS-555 Radio Management System that are available.

  • Page 12: Rms-555 System Configuration Module

    Chapter 1 – System Configuration 1.1.3 RMS-555 System Configuration Module A non-volatile memory, the RMS-555 System Configuration Module, is programmed during the RMS-555 System installation. This unit stores data identifying the specific equipment connected to the system, and optional operating characteristics for a specific aircraft installation.

  • Page 13: Advanced Features Of The Rms-555 Radio Management System

    Chapter 1 – System Configuration ADVANCED FEATURES OF THE RMS-555 RADIO MANAGEMENT SYSTEM The RMS-555 System provides control for a wide variety of CNI equipment. Equipment to provide additional functions may be installed and controlled by the RMU-556. This eliminates the need for additional control heads. All connected CNI may be controlled from either RMU-556 in dual installations.

  • Page 14: Rms-555 System Configurations

    Chapter 1 – System Configuration RMS-555 SYSTEM CONFIGURATIONS Two major types of RMS-555 System installation are offered, single and dual. In the single installation, one RMU-556, one KDA-557, and one RMS-555 Configuration Module are installed aboard the aircraft as shown in Figure 1-2. With this configuration, control of a large number of connected CNI can be provided with the single RMU-556.
  • Page 15 Chapter 1 – System Configuration Figure 1-3: Dual System Installation COBHAM RESTRICTED Page 1 - 5 These commodities, technology or software are controlled in accordance with the United States Export Administration Regulations, Export Classification Control Number(ECCN) EAR99. When exporting, diversion contrary to U.S. law is prohibited.
  • Page 16 These commodities, technology or software are controlled in accordance with the United States Export Administration Regulations, Export Classification Control Number(ECCN) EAR99. When exporting, diversion contrary to U.S. law is prohibited.

  • Page 17: Chapter 2 - Controls And Displays

    Chapter 2 – Controls and Displays CHAPTER 2 – CONTROLS AND DISPLAYS CONTENTS OF THIS CHAPTER This chapter describes the operating controls for the RMS-555 System. Following a general introduction, the functions of all operating controls are briefly described. The last section of this chapter provides examples of the displays provided to the crew by the RMS-555 System.

  • Page 18: Explanation Of Operating Controls And Displays

    Chapter 2 – Controls and Displays EXPLANATION OF OPERATING CONTROLS AND DISPLAYS 2.2.1 Normal Operating Page The display shown in Figure 2-2 is the Normal Operating Page. This page will always be divided into five fields. Each field is dedicated to a CNI function, and contains the parameters most frequently altered by the pilot.
  • Page 19 Chapter 2 – Controls and Displays Some applications will require more than five fields to handle all installed CNI functions. Multiple Normal Operating Pages will appear as shown in figure 2-3 when more than five fields are required. The primary operating page contains a MORE message in the bottom field.

  • Page 20: Field Select Keys

    Chapter 2 – Controls and Displays 2.2.2 Field Select Keys Control of an individual CNI unit is accomplished by first depressing the appropriate Field Select Key at the left edge of the RMU-556. A rectangular cursor (shown in Figure 2-4) appears in that field. Whenever the cursor appears, the information highlighted by the cursor may be altered by the Tuning &...

  • Page 21: Mode Switches

    Chapter 2 – Controls and Displays Depending on the specific RMS-555 configuration, the RMU will contain either three or four Transfer Switches. 2.2.5 Mode Switches Switches with a square label on the right side of the RMU are Mode switches. Successively depressing a Mode switch will cycle through all available operating Modes of the selected unit.
  • Page 22 Chapter 2 – Controls and Displays The IDT (Ident) switch is used to command the Transponder to transmit the Identification pulse (Squawk Ident) frequently requested by Air Traffic Control. (Optional, not present on all RMU-556) The SYS switch is used to select which set of CNI a particular RMU will be able to view and control.

  • Page 23: Uhf Transfer Switch

    Chapter 2 – Controls and Displays The B/AZ (Back Azimuth) switch is only found on RMS-555 Systems interfaced to Microwave Landing System Receivers that are certified for Back Azimuth operations. Depressing the B/AZ switch will activate the Back Azimuth function of the MLS receiver. Depressing the B/AZ switch a second time will cancel the Back Azimuth mode of the MLS receiver.

  • Page 24: Additional Displays Provided

    Chapter 2 – Controls and Displays ADDITIONAL DISPLAYS PROVIDED 2.3.1 General This section provides examples of additional types of display formats not discussed previously. A brief description of each display format is included to give you an understanding of the purpose of the display. Detailed information about specific displays is found in subsequent chapters.

  • Page 25: Dual System Normal Operating

    Chapter 2 – Controls and Displays Figure 2-6: Pre-Flight Test Pages 2.3.3 Dual System Normal Operating Pages Figure 2-7 illustrates how the Normal Operating Pages would appear in a dual system installation. Note that pilot's RMU is displaying COM1, NAV1, MLS, ADF, and ATC1 while the copilot's RMU is displaying COM2, NAV2, MLS, ADF, and ATC2.

  • Page 26: Dme Hold Display

    Chapter 2 – Controls and Displays Figure 2-7: Dual System Normal Operating Page 2.3.4 DME HOLD Display Figure 2-8 provides an example of the appearance of the NAV field when the DME has been held to a frequency. Pressing the dedicated DMEH switch will hold the DME on the NAV frequency active at the time the switch is pressed.

  • Page 27: Dme Mls Display

    Chapter 2 – Controls and Displays Figure 2-8: DME Hold Active 2.3.5 DME MLS DISPLAY Figure 2-9 shows the appearance of the NAV field when the DME is being tuned to a MLS channel rather than a NAV frequency. MLS control is activated by either the selection of the MLS sensor on the EFIS display, or by the position of the remote-mounted NAV/MLS switches, depending upon the installation.

  • Page 28: Direct Tuning Display

    Chapter 2 – Controls and Displays 2.3.6 Direct Tuning Display With the RMS-555 System, the crew can choose to enter new frequencies directly into use, not placing them first into a Standby location. This "Direct Tuning" feature is available for COM, NAV, ADF and TACAN functions. To activate Direct Tuning, hold the appropriate Transfer Switch down for more than three seconds.

  • Page 29: Transponder/Tcas Special Functions

    Chapter 2 – Controls and Displays Figure 2-11: Typical Memory Programming Page 2.3.8 Transponder/TCAS Special Functions The Transponder/ TCAS Special Function page is used to store a single Transponder code (typically the VFR code) for recall. When equipped with TCAS, the Transponder/TCAS (ATC/TCAS) Test function may be initiated from this page.
  • Page 30 Chapter 2 – Controls and Displays Figure 2-12: Transponder/TCAS Special Function Page ENTERING A FLIGHT ID Select the ATC SPECIAL page by placing the cursor on the Transponder (ATC) field of the Normal Operating Page, and pressing the PAGE switch twice (in some cases only once). The last entered Flight ID will be shown in the Flight ID area.

  • Page 31: Uhf Com Special Functions

    Chapter 2 – Controls and Displays 2.3.9 UHF COM Special Functions The RMS-555 has the ability to control certain UHF Transceivers. The UHF MEMORY page is accessed from the Normal Operating Page. Select the UHF Field with the appropriate Field Select key, then depress the PAGE switch twice. A UHF special function page similar to that shown in Figure 2-13 will appear.
  • Page 32 Chapter 2 – Controls and Displays The ACTIVE and GUARD switches allow the Guard Receiver and Active features to be turned off and on. The WB/NB switch is used to select one of two receiver bandwidths. The TONE switch will cause the transceiver to generate a tone as long as the switch is held down.

  • Page 33: Diagnostic Displays

    Chapter 2 – Controls and Displays 2.3.10 Diagnostic Displays The RMS-555 System contains extensive internal diagnostics. Additionally, the RMS- 555 can display diagnostic information relating to the control link status to connected CNI. Actions the pilot should take when Diagnostic information appears are discussed in Fault/ Warning Annunciations (Chapters 4).
  • Page 34 Chapter 2 – Controls and Displays Figure 2-15 provides an example of the type of diagnostic information available from the RMS-555 System's Internal Diagnostics. This Diagnostics page is intended for use by aircraft support personnel during servicing and maintenance. Figure 2-15: Top Level Diagnostic Page COBHAM RESTRICTED Page 2-18 These commodities, technology or software are controlled in accordance with the United States Export Administration Regulations, Export Classification...

  • Page 35: Chapter 3 Operation

    Chapter 3 – Operation CHAPTER 3 – OPERATION CONTENTS OF THIS CHAPTER This chapter contains the operational procedures for the RMS-555 System. Pre-Flight procedures are discussed first, followed by detailed procedures for the various CNI that may be connected to the RMS-555 System. Post Flight Procedures, Abnormal and Emergency Operations complete the chapter.

  • Page 36: Pre-Flight Test Procedures

    Chapter 3 – Operation Figure 3-1: Pre-Flight Test Pages 3.1.2 Pre-Flight Test Procedures The pre-flight test should take from 20 to 60 seconds. This will vary with the type and number of CNI equipment, whether any failed radios are detected, and whether the RMS-555 is a single or dual system.

  • Page 37: Adjusting Display Brightness

    Chapter 3 – Operation Figure 3-2: Typical Normal Operating Page Consult Chapter 4, Failure/Warning Annunciations, if the Pre-Flight Test Page indicates a Failure of one or more elements of the self-test. Depending on the nature of the detected failure, some or all operational capability may still be provided by the RMS-555 System.
  • Page 38 Chapter 3 – Operation Figure 3-3: The DIM ADJUST Display Rotate the knobs clockwise to increase display (CRT) brightness, and counter clockwise to decrease brightness. Use the large knob as a Coarse control, and the small knob as a Fine control. The large knob will adjust the brightness from minimum to maximum with sixteen clicks.

  • Page 39: Setting Receiver Audio Level

    Chapter 3 – Operation 3.1.4 Setting Receiver Audio Level The RMS-555 System does not control the volume (audio level) of the equipment connected to it. Receiver volume is adjusted with the aircraft's Audio System. The SQ (Squelch) switch of the RMU provides a convenient way to determine if COM volume is adjusted properly.

  • Page 40: Step 3

    Chapter 3 – Operation STEP 3 Turn the Clearance Delivery Head OFF. Note the current Active and Standby frequencies are once again displayed normally on the RMU, and the Clearance Delivery Head is dark. IN FLIGHT PROCEDURES 3.2.1 VHF COM Functions This section provides detailed instructions for the use of the RMU-556 to control VHF communications equipment.

  • Page 41: Entering A New Frequency In Onside Com

    Chapter 3 – Operation ENTERING A NEW FREQUENCY IN ONSIDE COM When the you need to enter a new COM frequency (normally COM1 is assigned to Pilot and Copilot is assigned COM2), first verify that the RMU is displaying the Normal Operating Page (a page similar to the one shown in Figure 3-2).
  • Page 42 Chapter 3 – Operation Figure 3-6: Dual System Normal Operating Page Figure 3-6 shows the pilot viewing the System 1 CNI. Note that pilot's RMU is displaying COM1, NAV1, MLS, ADF, and ATC1 while the copilot's RMU is displaying COM2, NAV2, MLS, ADF, and ATC2. The lack of a 1 or 2 following the ADF and MLS indicates that only a single ADF and MLS are installed in this aircraft.
  • Page 43 Chapter 3 – Operation Figure 3-7: Dual System - Copilot Viewing XSIDE CNI Figure 3-7 illustrates what happens when the SYS switch on the copilot RMU is pressed Note that the copilot's RMU is now displaying the Active frequencies for COM1 and NAV1.
  • Page 44 Chapter 3 – Operation Pilots RMU Copilots RMU Figure 3-8: Dual System - Copilot Controlling XSIDE CNI The copilot is now able to tune COM1 to the frequency displayed in the Standby position of the copilot RMU (125.15 MHz. in this example) by pressing the COM Transfer Switch.
  • Page 45 Chapter 3 – Operation Figure 3-9: Dual System - Copilot Returns to Normal Operating Page Figure 3-9 illustrates the last step in this example. The copilot again presses the SYS switch to view the System 2 CNI. The Active frequency for COM 2 is the same as in Figure 3-6.

  • Page 46: Direct Tuning

    Chapter 3 – Operation DIRECT TUNING To activate Direct Tuning of VHF COM frequencies, return to the Normal Operating Page, and place the cursor in the COM field. Hold the Transfer Switch down for longer than three seconds. The Standby frequency will disappear from the screen, and the cursor will highlight the Active frequency.
  • Page 47 Chapter 3 – Operation The character "M" appears to indicate the Memory feature has been accessed, and the character "6" indicates that Memory frequency 6 is displayed. The last used memory frequency is automatically recalled and displayed in the Standby position. Either knob may now be used to view all programmed memory frequencies for this radio.

  • Page 48: Direct Tuning And Memory Mode Of Operation

    Chapter 3 – Operation Any programmed memory frequency may be put in use by first selecting the desired Memory frequency using the knobs, and then depressing the Transfer Switch. The previous Active frequency is retained in a temporary storage location, and may be recalled after exiting the memory feature.

  • Page 49: Vhf Nav Functions

    Chapter 3 – Operation The INSERT switch allows an additional Memory Channel be added (inserted) at the selected location. All Memory Channels below the INSERTed one are moved down. If all memory locations are full, adding an additional Memory Channel will cause the last Memory Channel to be lost.

  • Page 50: Entering A New Frequency

    Chapter 3 – Operation Figure 3-13: VHF NAV Memory Data Field ENTERING A NEW FREQUENCY To enter a new frequency for the VHF NAV receiver first verify that the RMU is displaying the Normal Operating Page. Move the cursor to the VHF NAV Standby frequency by pressing the Field Select Key adjacent to the NAV Field.

  • Page 51: Direct Tuning And Memory Mode Of Operation

    Chapter 3 – Operation Press the MEM (Memory) switch located at the bottom of the RMU in the Dedicated Function Switch area. The character "M" will appear to indicate that the Memory feature has been accessed. The number appearing next to the M indicates the Memory frequency being displayed in the Standby position.

  • Page 52: Selecting The Atc Mode

    Chapter 3 – Operation Code Assigned by ATC In TCAS Installations Enter the assigned ATC transponder code by pressing the ATC Field Select Key to position the cursor in the ATC field. With the cursor located in the ATC field, then press the ATC Field Select Key to move the cursor between the various transponder and TCAS data entry fields until it is located over the ATC code field.

  • Page 53: Adf Functions

    Chapter 3 – Operation 3.2.4 ADF Functions THE ADF FIELD Figure 3-15 provides a detailed picture of the typical ADF data field. Figure 3-15: Normal ADF Data Field ENTERING A NEW FREQUENCY To enter a new frequency for the ADF first verify that the RMU is displaying the Normal Operating Page.

  • Page 54: Direct Tune Mode

    Chapter 3 – Operation DIRECT TUNE MODE To activate Direct Tuning of the ADF, first return to the Normal Operating Page. Press the Field Select Key to place the cursor in the ADF Field. Hold the Transfer Switch down for more than three seconds. The Standby frequency will disappear from the screen, and the cursor will highlight the Active frequency.

  • Page 55: Tcas Functions

    Chapter 3 – Operation 3.2.5 TCAS Functions THE ATC/TCAS FIELD Figure 3-17 provides a detailed picture of the usual ATC/TCAS data field. Figure 3-17: Normal ATC/TCAS Data Field SELECTING TCAS DISPLAY PARAMETERS To enter a newly assigned ATC transponder code or change one of the TCAS display parameters, first verify that the RMU is displaying the Normal Operating Page.

  • Page 56: Selecting The Active Atc/Tcas Modes

    Chapter 3 – Operation In certain installations which provide a separate means of selecting TCAS Range, the RMS-555 will be configured to remove the TCAS Range field to prevent confusion as to which displayed TCAS Range is in use. SELECTING THE ACTIVE ATC/TCAS MODES To select the desired ATC/TCAS mode--"STBY,"...

  • Page 57: Entering A New Mls Channel

    Chapter 3 – Operation ENTERING A NEW MLS CHANNEL To enter a new channel in the MLS first verify that the RMU is displaying the Normal Operating Page. To move the cursor to the MLS Channel, press the Field Select Key adjacent to the MLS field.
  • Page 58 Chapter 3 – Operation The smaller knob changes the tenths glideslope angle from .0 to .9. The angle increases with clockwise turning of the knob up to .9, then rolls over to 0. A counter clockwise rotation of the knob will cause the unit’s digit to decrease to .0 and then roll under to .9.

  • Page 59: Selecting Mls Mode Of Operation

    Chapter 3 – Operation SELECTING MLS MODE OF OPERATION To select the desired MLS mode-"AUTO," (automatic) or "MAN" (manual)-press the Mode Switch, located on the right side to the MLS Field, to alternate between the two options until the desired mode is displayed. The smaller knob tunes the ones channel from 0 to 9.

  • Page 60: Entering A New Frequency

    Chapter 3 – Operation When the UHF transceiver is transmitting, "TX" is enunciated as shown in figure 3-19. When the RMU has been used to open the UHF COM squelch, the COM field displays a "SQ" message as shown in Figure 3-20. Only one message can be displayed at a time, so the "TX"...

  • Page 61: Tuning The Guard Frequency

    Chapter 3 – Operation TUNING THE GUARD FREQUENCY For the RMS-555 System, the UHF Guard Frequency is 243.00 MHz. Whenever 243.00 MHz is the active frequency; the UHF Transceiver is in the GUARD receiver mode. The Guard mode is annunciated as shown in Figure 3-21. Figure 3-21: UHF COM Field with Guard Mode Active The guard frequency can be selected as previously described for other UHF COM frequencies.
  • Page 62 Chapter 3 – Operation Figure 3-22: Special UHF Memory Page To display this page place the cursor in the UHF COM field, then press the PAGE switch once (twice, if fault messages have been recorded). To select the normal receive mode press the Field Select Key by MODE. MAIN, BOTH and ADF modes are your possible selections.

  • Page 63: Uhf Com Have-Quick Anti-Jam Operation

    Chapter 3 – Operation A 1000 Hz test tone can be transmitted by pressing the field select key by TONE. During this transmission the "TX" message will appear in the UHF field. To return to the normal operating page, press RETURN. 3.2.7.2 UHF COM HAVE-QUICK Anti-Jam Operation The HAVE-QUICK anti-jam (AJ) mode is available only with the Magnavox RT-1504 UHF Transceiver.

  • Page 64: Displaying Special Uhf Pages In Aj Mode

    Chapter 3 – Operation If the WOD and TOD are not entered properly, a steady tone will be heard. If codes are properly entered, no tone will be present. Figure 3-23: Typical UHF Fields with Anti-Jam Active DISPLAYING SPECIAL UHF PAGES IN AJ MODE Typical special UHF pages are shown in figure 3-24.

  • Page 65: Aj Active On/Off Function

    Chapter 3 – Operation AJ ACTIVE ON/OFF FUNCTION The AJ mode can be turned on and off from the special UHF page by pressing the switch next to the ACTIVE annunciation. GUARD MODE ACTIVATION The guard mode can be cycled on or off by pressing the switch next to the GUARD annunciation.

  • Page 66: Return To Operating Page

    Chapter 3 – Operation To enter the operational date, proceed as follows: With the cursor in the UHF field press the PAGE switch to take you to the UHF MEMORY page. Press the WOD ENTRY switch to go to the WOD ENTRY page. Load the MWOD entry code 220.02 into CH 20 and press LOAD.
  • Page 67 Chapter 3 – Operation Figure 3-25: WOD ENTRY Page The cursor will be around the CH 20 frequency-code field. WOD entry procedure for the RMS are patterned after the methods used with a standard ARC-164 control head, such as the Magnavox C-9533A control unit. With the Magnavox control unit, specific frequencies are dialed in that are used as codes that determine the WOD operation that will be performed.

  • Page 68: Verifying Aj Operation

    Chapter 3 – Operation When the desired code is shown or entered in the frequency-code field, it is loaded into the UHF transceiver and the operation is activated by pressing the switch next to the LOAD annunciation. VERIFYING AJ OPERATION When code 220.00 is entered and loaded, a VERIFY message and annunciation will appear.

  • Page 69: Single Wod Entry Operation

    Chapter 3 – Operation SINGLE WOD ENTRY OPERATION With the WOD ENTRY page displayed, enter any frequency code other than the special ones listed above and press LOAD. The single WOD page will be displayed as shown in Figure 3-26. This page is used to enter and store up to six HAVE-QUICK frequency codes.

  • Page 70: Multiple Wod Entry Operation

    Chapter 3 – Operation MULTIPLE WOD ENTRY OPERATION With the WOD ENTRY page displayed, enter a frequency code of 220.02 and press LOAD. The MWOD ENTRY page will be displayed as shown in Figure 3-27. This page is used to enter and load any of the desired WOD codes or dates using the knobs only. Figure 3-27: Multiple WOD Page First enter the desired frequency code for channel 20 next to CH 20.

  • Page 71: Mwod Mode Activation/Entry Verification

    Chapter 3 – Operation MWOD MODE ACTIVATION/ENTRY VERIFICATION To verify multiple WOD (MWOD) entries or to activate normal AJ or MWOD operation, enter 220.00 in the code field for CH 20 on the WOD ENTRY page and press the switch next to LOAD.
  • Page 72 Chapter 3 – Operation To verify MWOD entries, press the switch next to VERIFY. A MWOD VERIFY page will be displayed similar to the page shown in Figure 3-29. Figure 3-29: Multiple WOD Verification Page Enter a number from 1 to 31 for the WOD date of the MWOD code set you want to verify and press the switch next to VERIFY.

  • Page 73: Multiple Wod Erase Operation

    Chapter 3 – Operation MULTIPLE WOD ERASE OPERATION When you want to erase the MWOD information that is stored in the remote unit memory, enter the code 220.05 at CH 20 on the WOD ENTRY page as shown in Figure 3-30 and press the switch next to LOAD.

  • Page 74: Frequency Management Training (Fmt) Change

    Chapter 3 – Operation The MWOD ERASE page will be displayed as shown in Figure 3-31. A warning message is displayed indicating that pressing the switch next to ERASE will erase all MWOD programmed code sets. To cancel the MWOD erase, leave the MWOD information intact and return to the WOD ENTRY page, press the switch next to RETURN.
  • Page 75 Chapter 3 – Operation Enter the code 220.07 into CH 20 and press LOAD. A TRAINING FREQ ENTRY page will be displayed. The new training frequencies may now be entered by rotating the knobs to obtain the desired frequency and press LOAD. After the LOAD switch is pressed, the system will advance to the next CH location and wait for entry.

  • Page 76: Tacan Functions

    Chapter 3 – Operation 3.2.8 TACAN Functions THE TACAN FIELD Figure 3-33 provides a detailed picture of the typical TACAN field. Figure 3-33: Normal TACAN Data Field ENTERING A NEW TACAN CHANNEL To enter a new channel on the TACAN first verify that the RMU is displaying the Normal Operating Page.

  • Page 77: Direct Tune Mode

    Chapter 3 – Operation DIRECT TUNE MODE To activate Direct Tuning, first return to the Normal Operating Page, then place the cursor in the TACAN Field. Hold the Transfer Switch down for greater than three seconds. The Standby channel will disappear from the screen, and the cursor will highlight the Active channel.
  • Page 78 These commodities, technology or software are controlled in accordance with the United States Export Administration Regulations, Export Classification Control Number(ECCN) EAR99. When exporting, diversion contrary to U.S. law is prohibited.

  • Page 79: Chapter 4 Fault/Warning Annunciation

    Chapter 4 – Fault/Warning Annunciation Chapter 4 – Fault Warning/Annunciation CHAPTER 4 – FAULT/WARNING ANNUNCIATION CONTENTS OF THIS CHAPTER The RMS-555 System constantly self-monitors the operation of the system both internally and externally. When a problem is detected, the system will display a message indicating the problem and suggesting action that may be taken.
  • Page 80 Chapter 4 – Fault/Warning Annunciation SOURCE FAULT ACTION Chapter 4 – Fault Warning/Annunciation ADF1 RADIO TUNING FAULT CHK AUDIO ID ADF2 RADIO TUNING FAULT CHK AUDIO ID ATC1 RADIO TUNING FAULT USE W/CAUTION ATC2 RADIO TUNING FAULT USE W/CAUTION MLS1 RADIO TUNING FAULT CHK AUDIO ID MLS2 RADIO...

  • Page 81: Invalid Data Messages

    Chapter 4 – Fault/Warning Annunciation Chapter 4 – Fault Warning/Annunciation If one of the above messages occurs in flight and there is a difference between the commanded channel or frequency and the tuned channel or frequency, the channel or frequency data will flash to indicate the channel or frequency to which the radio is tuned. If the flashing ceases and the display becomes constant, this means the radio was finally able to change to the commanded setting.
  • Page 82 Chapter 4 – Fault/Warning Annunciation Chapter 4 – Fault Warning/Annunciation SOURCE FAULT ACTION MLS2 RADIO TUNING FAULT CHK AUDIO ID NAV1 RADIO TUNING FAULT CHK AUDIO ID NAV2 RADIO TUNING FAULT CHK AUDIO ID DME1 RADIO TUNING FAULT CHK AUDIO ID DME2 RADIO TUNING FAULT CHK AUDIO ID...

  • Page 83: Efis Error Messages

    Chapter 4 – Fault/Warning Annunciation Chapter 4 – Fault Warning/Annunciation  The circuit breaker for the indicated radio is pulled.  The indicated radio has failed.  The KDA-557 ARINC 429 output has failed (certain radios only):  The ARINC 429 data bus from the RMS to the indicated radios is defective. (This applies to the MST 67A transponder and the KRT 707 TACAN, as described below.) ...

  • Page 84: Onside Rmu Stuck Button Messages

    Chapter 4 – Fault/Warning Annunciation Chapter 4 – Fault Warning/Annunciation The RAM is used by the RMU to hold data that is expected to change. The system fault message will appear only when part of the RAM memory is found defective. If a large part of the memory is found to be defective, the RMU will be unable to function well enough to even display the message.

  • Page 85: Onside System Fault Message

    Chapter 4 – Fault/Warning Annunciation Chapter 4 – Fault Warning/Annunciation SOURCE FAULT ACTION ONSIDE RMU KNOB FAULT USE W/CAUTION If the Knob Fault message appears, you will still be able to make radio control selections. Failure of one of the two redundant knob sensors will not cause a loss of control, however, the unit must be repaired as soon as possible.

  • Page 86: System Cross-Talk Message

    Chapter 4 – Fault/Warning Annunciation Chapter 4 – Fault Warning/Annunciation  Improper configuration settings which do not match the wiring connections between KDA’s and RMU’s. For example, when the second RMU in tandem system is wired incorrectly as RMU2, but configuration calls it out as RMU3. ...

  • Page 87: System Clock Fault Message

    Chapter 4 – Fault/Warning Annunciation Chapter 4 – Fault Warning/Annunciation 4.10 SYSTEM CLOCK FAULT MESSAGE If the real time clock within the KDA-557 is found to be set incorrectly, the following message will be displayed: SOURCE ACTION SYSTEM CLOCK FAULT CHECK DATE AND TIME This will be show if the clock within the KDA is defective, the battery used to power the clock has run down, or the clock is defective.

  • Page 88: Displays Only Upon Failure

    Chapter 4 – Fault/Warning Annunciation Chapter 4 – Fault Warning/Annunciation If any one of the radios which is assigned to the Emergency power bus in configuration has not responded to its tuning test, and other radios on the same bus have, the Emergency bus will display the result, "FAIL", next to its label.

  • Page 89: Memory Data Error Message

    Chapter 4 – Fault/Warning Annunciation Chapter 4 – Fault Warning/Annunciation 4.14 MEMORY DATA ERROR MESSAGE In a dual system, the KDA’s will compare their Memory frequencies. If the same frequencies are not in both KDA’s, the following message will be displayed with the Preflight Test Results: MEMORY DATA ERROR If this message appears, refer the problem to maintenance personnel so that they may...
  • Page 90 These commodities, technology or software are controlled in accordance with the United States Export Administration Regulations, Export Classification Control Number(ECCN) EAR99. When exporting, diversion contrary to U.S. law is prohibited.

  • Page 91: Chapter 5 Technical Specification

    Chapter 5 – Technical Specification CHAPTER 5 – TECHNICAL SPECIFICATION Chapter 4 – Fault Warning/Annunciation CONTENT OF THIS CHAPTER This chapter contains a brief description of the RMU-556 Display layout requirements and RMS-555 System interface. RMU-556 DISPLAY LAYOUT The RMS-555 System can control seven different types of communication, navigation, and identification units (CNI).

  • Page 92: System Interface

    Chapter 5 – Technical Specification SYSTEM INTERFACE The RMU 555 System interfaces with external CNI units and other aircraft system via ARINC 429, other non-standard data buses, and discrete control logic. For specific information concerning interface specifications refer to the Chelton RMS-555 RADIO MANAGEMENT SYSTEM INSTALLATION MANUAL, PN 006-00675-0000.

  • Page 93: Have Quick Anti-Jamming Training Exercise

    Appendix A Appendix A HAVE QUICK ANTI-JAMMING TRAINING EXERCISE. The following exercise has been designed to aid you in learning the WOD and MWOD entry procedures using the RMU-556. Single WOD Entry Exercise Apply power to the UHF transceiver and the RMS-555 System. Operating in a non-memory mode, move the cursor to the UHF field by pressing the Field Select Key.

  • Page 94: Multiple Wod Entry Exercise

    Appendix A Receive a MIC KEY time-of-day (TOD) from any transmitting platform. The TOD can be received in either the MAIN or BOTH modes. Tune the UHF radio to the MIC KEY frequency and press the TOD switch. The radio will receive the next TOD update.
  • Page 95 Appendix A Figure A-1: Multiple WOD Training Page LOAD the MWOD sample codes as follows: (A single beep will be heard for each entry). Set CH 20 to 300.05 and press the LOAD switch. Set CH 19 to 376.00 and press the LOAD switch. Set CH 18 to 359.10 and press the LOAD switch.
  • Page 96 Appendix A Enter the operational date (in this example 01) using the knobs and press LOAD. The SELECT CHANNEL switch may be used if you have made and error and wish to make a correction before loading the last entries. To edit, press the SELECT CHANNEL switch and cycle down to the CH or date to be changed.
  • Page 97 Index Index A/A: 3-41 A/G: 3-41 Abnormal Procedures: 3-42 ADF: 1-2,1-3,2-2,2-4 thru 6,2-9,2-12,2-14,3-7,3-18 thru 19,3-29,5-1 Adjusting Display Brightness: 2-7, 3-3 ANT: 2-5, 3-18 ATC: 2-2, 2-5, 2-7, 2-13, 3-16 thru17, 3-20, 5-1 ATC/TCAS SELF TEST: 3-21 B/AZ: 2-6, 3-22 BFO: 3-18 Clearance Delivery Control Heads: 1-3, 3-1, 3-5 COM: 1-3, 2-2, 2-4 thru 6, 2-12, 2-15, 3-5 thru 7, 3-9 thru 14, 3-19, 3-25 thru 28, 5-1 Configuration Module: 1-2, 1-4, 2-2, 4-9...
  • Page 98 Index FMT thru net frequencies: 3-39 HAVE QUICK: 3-30, A-1 Ident: 2-6 thru 7, 3-17 IDT: 2-6 thru 7,3-17,3-21 Knob Fault: 4-5 thru 6 MEM: 2-6,3-12 thru 13,3-16,3-19 Memory Mode: 3-6, 3-12 thru 13, 3-15 thru 16, 3-19, 3-25 Memory Programming Display: 2-12 MLS: 1-2,1-4,2-2,2-7,2-9,2-11,3-7,3-23 thru 24,4-2,4-4,5-1 Mode Switches: 2-1,2- 5, 5-1 MORE: 2-3...
  • Page 99 Index RETURN: 2-3, 2-8, 2-13, 2-15, 3-2, 3-11, 3-14, 3-17, 3-36 thru 37, 3-40 Self test: 2-8, 3-1, 3-3 SQ: 2-6, 3-5 thru 6 SYS: 2-6, 3-5, 3-8 thru 10 TACAN: 1-2 thru 3, 2-4, 2-6, 2-12, 3-42, 4-2, 4-4, 5-1 TCAS: 2-5, 2-13 thru 14, 3-17, 3-20, 5-1 TOD: 2-15, 3-28 thru 30 Transfer Switches: 2-1, 2-4 thru 5, 2-15, 5-1...

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