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BENDIXKing KLN 94 Installation Manual

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INSTALLATION MANUAL

B
KLN 94
GPS NAVIGATION SYSTEM
MANUAL NUMBER 006-10599-0004
REVISION 4
JANUARY, 2003

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  • Page 1: Installation Manual

    INSTALLATION MANUAL KLN 94 GPS NAVIGATION SYSTEM MANUAL NUMBER 006-10599-0004 REVISION 4 JANUARY, 2003...
  • Page 2 WARNING Prior to export of this document, review for export license requirement is needed. COPYRIGHT NOTICE 2000, 2003 Honeywell International, Inc. Reproduction of this publication or any portion thereof by any means without the expressed written permission of Honeywell is prohibited. For further information contact the Manager of Technical Publications, Honeywell, Olathe, KS 66061.
  • Page 3 KLN 94 REVISION INSTRUCTIONS AND HISTORY MANUAL KLN 94 GPS NAVIGATION SYSTEM INSTALLATION REVISION PART NUMBER 006-10599-0002 Where R & R appears in the action column, remove the page now in the installation man- ual and replace it with the enclosed page; otherwise, ADD or DESTROY pages as listed.
  • Page 4 KLN 94 REVISION INSTRUCTIONS AND HISTORY MANUAL KLN 94 GPS NAVIGATION SYSTEM INSTALLATION REVISION PART NUMBER 006-10599-0003 Where R & R appears in the action column, remove the page now in the installation man- ual and replace it with the enclosed page; otherwise, ADD or DESTROY pages as listed.
  • Page 5 KLN 94 REVISION INSTRUCTIONS AND HISTORY MANUAL KLN 94 GPS NAVIGATION SYSTEM INSTALLATION REVISION PART NUMBER 006-10599-0004 Where R & R appears in the action column, remove the page now in the installation man- ual and replace it with the enclosed page; otherwise, ADD or DESTROY pages as listed.
  • Page 6 KLN 94 THIS PAGE IS RESERVED Rev. 4, Jan/2003 10599I04.CDL RH-4...

  • Page 7: Table Of Contents

    Paragraph Page INTRODUCTION ....................1-1 EQUIPMENT DESCRIPTION ................1-1 TECHNICAL CHARACTERISTICS ..............1-1 1.3.1 KLN 94 Technical Characteristics ..............1-1 1.3.2 KA 91 Antenna Technical Characteristics ............1-5 1.3.3 KA 92 Antenna Technical Characteristics ............1-5 1.3.4 KA 198 Comm Filter Technical Characteristics ..........

  • Page 8: Table Of Contents

    ................2-1 UNPACKING AND INSPECTING EQUIPMENT ..........2-1 EQUIPMENT INSTALLATION ................2-1 2.3.1 Avionics Cooling Requirements For Panel Mounted Equip....... 2-1 2.3.2 KLN 94 Mechanical Installation ................. 2-2 2.3.3 Antenna Selection ..................... 2-2 2.3.4 Antenna Installation Considerations ..............2-2 2.3.5 Antenna Mechanical Installation ...............
  • Page 9 CUTLER-HAMMER SWITCH/ANNUN. INTERNAL SCHEMATIC ....2-43 2-19 KLN 94 SERIAL RECEIVERS & TRANSMITTERS INTERCONNECT DWG. .. 2-47 2-20 KLN 94 ALTITUDE AND RMI / OBI INTERCONNECT DRAWING ....2-49 2-21 KLN 94 DEVIATION AND FLAGS INTERCONNECT DRAWING ..... 2-51 2-22 KLN 94 OBS RESOLVER INTERCONNECT DRAWING ........
  • Page 10 KLN 94 THIS PAGE IS RESERVED. Rev. 4, Jan/2003 10599I04.CDL Toc iv...

  • Page 11: Introduction

    KLN 94. It is designed so that the user may easily remove the old database and install a current database. A secondary method of updating the database is by loading the information via an IBM compatible laptop computer.
  • Page 12 KLN 94 Power Inputs: 11 to 33 VDC at 3.0 A Max. (-20°C to +55°C) 13.75 VDC @ 2.5 A Nominal 27.5 VDC @ 1.25 A Nominal Panel Lighting Current Requirements: 14 VDC Lighting: 220 mA Maximum 28 VDC Lighting:...
  • Page 13 KLN 94 OBS COS: OBS resolver cosine. Nominal input impedance is 33.8 K ohms (AC) and 100 K ohms (DC). A/C POWER MONITOR: This pin senses the aircraft power bus voltage. This high impedance input operates from 0 to 33 V with accuracy of 0.1 V.
  • Page 14 KLN 94 ROLL STEERING LO This is an output. It is always grounded FCS LOC ENG: OPEN = Inactive LOW = Active (Output can sink up to 250 mA) LATERAL DEV FLAG +: Valid: 350 to 900 mV (high) ≤...

  • Page 15: Ka 91 Antenna Technical Characteristics

    KLN 94 1.3.2 KA 91 ANTENNA TECHNICAL CHARACTERISTICS TSO Compliance: TSO-C129 - See Appendix C for environmental qualification. Physical Dimensions: Refer to KA 91 installation drawing, Figure Airspeed Rating: 600 Kts. TAS Output Impedance: 50 Ohms (nominal) ± DC Voltage: 5 Volts 0.5 Volt...

  • Page 16: Units And Accessories Supplied

    KLN 94 1.4 UNITS AND ACCESSORIES SUPPLIED 1.4.1 KLN 94 GPS RECEIVER The KLN 94 is available in the following versions 14V / 28V BLACK PART NUMBER CERTIFICATION VERSION LAMPS BEZEL 069-01034-0101 VFR / IFR (BRNAV) KLN 94 069-01034-0102 VFR / IFR (BRNAV and...

  • Page 17: Ka 91/92 Installation Kit

    KLN 94 VENDOR DESCRIPTION -0000 NAME & P/N 047-05959-0002 STRAIN RELIEF W/H 047-05960-0001 STRAIN RELIEF W/F 200-08334-0000 EXT EEPROM BD 033-00230-0000 TELEPHONE JACK, 4 CONDUCTOR 057-05621-0000 DECAL DATA LOADER 057-05628-0000 GPS DISCLAIMER 089-08252-0030 WASHER 1.4.4 KA 91/92 INSTALLATION KIT The KA 91 Installation Kit (P/N 050-03195-0000), including its contents, is shown below.

  • Page 18: Database

    CC represents the cycle of the database. 1.5 ACCESSORIES REQUIRED, BUT NOT SUPPLIED 1.5.1 Forced Air Cooling A KA 33 Cooling Kit or equivalent is required for the KLN 94 installation. DESCRIPTIOIN PART NUMBER KA 33 Blower for 14 VDC installations...

  • Page 19: Indicators And Hsis

    1.6 OPTIONAL ACCESSORIES 1.6.1 PC Interface Kit The navigation database may be loaded directly from the PC to the KLN 94 installed in an aircraft by means of the bezel jack (refer to Section 2.4.4.8 for details). To utilize the bezel jack for loading of the database, order kit part number 050-03612-0000.

  • Page 20: Annunciators And Switch / Annunciators

    KLN 94 It is necessary to swap cards to update the cartography data. Updating the navigation database will not compromise the cartography database. Laptop computers used to load the database require the following: 1. IBM compatibility 2. An available Com 1,2,3, or Com 4 serial port NOTE The PC must be fully IBM compatible and must have a 3.5"...
  • Page 21 The following switch/annunciators are being offered for CDI or HSI switching and annunciation in the KLN 94 IFR enroute/terminal installations. They are optional for KLN 94 VFR installations. The KLN 94 has internal annunciators. Hence, the external annunciators may be optional in...
  • Page 22 ARM and ACTV and provide a momentary switch function to arm, disarm, or deactivate the Approach Mode and change the CDI scale factors. The KLN 94 may require an annunciator to display when approach is armed or active.

  • Page 23: Nav / Gps Switching

    The use of an OBS resolver will reduce pilot workload during an instrument approach. It allows the OBS setting to be changed on the navigation indicator when the KLN 94 is operating in the OBS mode. Without the OBS resolver connection, the OBS may be changed from the KLN 94 controls.

  • Page 24: Approved Airplane Flight Manual Supplement

    STC approval. 1.8.4 Pilots Guide The KLN 94 pilots guide must be placed in the aircraft in a location that is accessible to the pilot. The pilots guide is P/N 006-18207-0000. 1.9 INSTRUCTIONS FOR CONTINUED AIRWORTHINESS The instructions for continued airworthiness given in the TC or STC approvals for this product supplements or supersedes the instructions for continued airworthiness in this manual.

  • Page 25: Unpacking And Inspecting Equipment

    INSTALLATION 2.1 GENERAL INFORMATION This section contains general suggestions and information to consider before installation of the KLN 94 GPS RNAV. Close adherence to these suggestions will assure optimum performance from the equipment. NOTE For aircraft equipped with a KLN 89B that is being replaced by a...

  • Page 26: Kln 94 Mechanical Installation

    A. Plan a location on the aircraft panel so that the KLN 94 is plainly visible to the pilot and so that he has complete access to all front panel controls. Check to be sure that there is adequate depth behind the panel for the mounting rack and all the connectors and cabling.

  • Page 27: Antenna Mechanical Installation

    KLN 94 MAXIMUM CABLE CABLE ALLOWABLE LENGTH PART NUMBER CONNECTOR CONNECTOR LOSS (dB) 0 to 40 ft P/N: 024-00002-0000 P/N: 030-00101-0002 P/N: 030-00134-0001 VPN: RG142B/U VPN: TED Mfg. 9-30-10 VPN: TED Mfg. 5-30-102 P/N: 024-00051-0060 P/N: 030-00101-0002 P/N: 030-00134-0001 VPN: RG400/U VPN: TED Mfg.

  • Page 28: Electrical Installation

    Avoid sharp bends or locating the cable near aircraft control cables. C. The KLN 94 and associated wiring must be kept at least a minimum of 3 ft. from high noise sources and not routed with cables from high power sources to insure optimum performance from the system.
  • Page 29 Unless otherwise specified, pins not used are to be left open. CONNECTOR P941 Pin 1; GENERAL RS 232 IN Pin 1 is the RS 232 input. The KLN 94 must be configured correctly for the type of equipment (or no equipment) connected to this input. Refer to Section 2.4.1 for the configuration procedure.
  • Page 30 Pin 16 is the Message annunciator output. This output is tied to a remote annunciator lamp. When the line is pulled low the annunciator lamp will illuminate. The annunciator will be on whenever the message prompt on the KLN 94 is on. For more complete information refer to the KLN 94 Pilots Guide, P/N 006-18207-0000.
  • Page 31 Pin 2; TAKE HOME Pin 2, when grounded, places the KLN 94 in Take-Home mode which is used for trip planning and flight simulation. It performs as if it is receiving adequate GPS signals to determine its position. It displays the latitude and longitude of its last known position or of whatever position it is initialized to on the Setup Page.
  • Page 32 Pin 18; A/C POWER MONITOR Pin 18 is the aircraft power monitor. It senses voltages ranging from 0 to 33 V. The KLN 94 can be configured to allow the selection of a voltage alert set point and a voltage alert delay interval for use with this input.
  • Page 33 Pin 29; C2 Pin 30; C4 These pins are gray code altitude inputs from an encoding altimeter. If the KLN 94 is paralleled with another unit such as a transponder, it may be necessary to install isolation diodes between one or both units and the encoder. The KLN 94 has diodes already installed internally.
  • Page 34 SPARE ANNUNCIATE 2 → --------------------------- ROLL STEERING VALID → --------------------------- ROLL STEERING HI ← → --------------------------- LIGHTING 28V/LO ← → --------------------------- LIGHTING 14V ← → INPUTS OUTPUTS Figure 2-1 KLN 94 P941 CONNECTOR PIN FUNCTIONS Rev. 4, Jan/2003 10599I04.CDL Page 2-10...
  • Page 35 ← --------------------------- 11-33 VDC AC POWER ← --------------------------- A/C GROUND ← --------------------------- ← --------------------------- ← --------------------------- ← --------------------------- ← → INPUTS OUTPUTS Figure 2-2 KLN 94 P942 CONNECTOR PIN FUNCTIONS (Sheet 1 of 2) Rev. 4, Jan/2003 10599I04.CDL Page 2-11...
  • Page 36 --------------------------- +FROM → --------------------------- OBS OUT ← --------------------------- OBS SIN ← --------------------------- OBS COS → --------------------------- OBS RETURN ← → INPUTS OUTPUTS Figure 2-2 KLN 94 P942 CONNECTOR PIN FUNCTIONS (Sheet 2 of 2) Rev. 4, Jan/2003 10599I04.CDL Page 2-12...
  • Page 37 RTI_TAKEHOME_ENABLEn --------------------------- ← TMCP_IN --------------------------- → SERIAL OUT --------------------------- ← SERIAL_IN --------------------------- ← SERIAL_CLK --------------------------- GROUND --------------------------- GROUND --------------------------- → TMCP_OUT --------------------------- ← → INPUTS OUTPUTS Figure 2-3 KLN 94 P943 CONNECTOR PIN FUNCTIONS Rev. 4, Jan/2003 10599I04.CDL Page 2-13...
  • Page 38 KLN 94 FIGURE 2-4 CRIMPING AND INSERTION/EXTRACTION TOOLS Rev. 4, Jan/2003 10599I04.CDL Page 2-14...
  • Page 39 KLN 94 FIGURE 2-5 KLN 94 INSTALLATION DRAWING Dwg. No. 155-06020-0000 Rev. AC Rev. 4, Jan/2003 10599I04.CDL Page 2-15...
  • Page 40 KLN 94 FIGURE 2-6 KA 91 OUTLINE Dwg. No. 071-01545-0200 Rev. 4 Rev. 4, Jan/2003 10599I04.CDL Page 2-17...
  • Page 41 KLN 94 THIS PAGE IS RESERVED. Rev. 4, Jan/2003 10599I04.CDL Page 2-18...
  • Page 42 KLN 94 FIGURE 2-7 KA 91 INSTALLATION DRAWING Dwg. No. 155-05999-0000 Rev. 5 Rev. 4, Jan/2003 10599I04.CDL Page 2-19...
  • Page 43 KLN 94 FIGURE 2-8 KA 91 BACKPLATE OUTLINE Dwg. No. 155-10130-0000/0002 Rev. 2 Rev. 4, Jan/2003 10599I04.CDL Page 2-21...
  • Page 44 KLN 94 FIGURE 2-9 KA 92 OUTLINE Dwg. No. 071-01553-0200 Rev. AB Sheet 1 of 3 Rev. 4, Jan/2003 10599I04.CDL Page 2-23...
  • Page 45 KLN 94 FIGURE 2-9 KA 92 OUTLINE Dwg. No. 071-01553-0200 Rev. AB Sheet 2 of 3 Rev. 4, Jan/2003 10599I04.CDL Page 2-24...
  • Page 46 KLN 94 NOTES For best performance, electrical bond between aircraft and antenna should be less than 10 milliohms measured from TNC connector to aircraft skin. Antenna to be mounted with four 8-32 x 3/4 inch long Pan Head phillips stainless steel screws (Honeywell P/N 089-05909-0012).
  • Page 47 KLN 94 THIS PAGE IS RESERVED Rev. 4, Jan/2003 10599I04.CDL Page 2-26...
  • Page 48 KLN 94 FIGURE 2-10 KA 92 INSTALLATION DRAWING Dwg. No. 155-06019-0000 Rev. 2 Rev. 4, Jan/2003 10599I04.CDL Page 2-27...
  • Page 49 KLN 94 FIGURE 2-11 KA 92 BACKPLATE OUTLINE Dwg. No. 047-10735-0000 Rev. 1 Rev. 4, Jan/2003 10599I04.CDL Page 2-29...
  • Page 50 KLN 94 FIGURE 2-12A KA 91/92 TNC ANTENNA COAX / CONNECTOR ASSEMBLY (RG142B/U or RG400 - 0 to 40 FEET) (Straight Connector P/N 030-00134-0000) Rev. 4, Jan/2003 10599I04.CDL Page 2-31...
  • Page 51 KLN 94 FIGURE 2-12B KA 91/92 TNC ANTENNA COAX / CONNECTOR ASSEMBLY (RG142B/U or RG400 - 0 to 40 FEET) (Right-Angle Connector P/N 030-00134-0001) Rev. 4, Jan/2003 10599I04.CDL Page 2-32...
  • Page 52 KLN 94 FIGURE 2-13 KA91/92 BMA ANTENNA COAX/CONNECTOR ASSEMBLY (RG142 B/U or RG400 - 0 to 40 FEET) Rev. 4, Jan/2003 10599I04.CDL Page 2-33...
  • Page 53 KLN 94 FIGURE 2-14 KA 91/92 TNC ANTENNA COAX / CONNECTOR ASSEMBLY 0 to 80 FEET / 0 to 100 FEET (For Cable P/Ns 024-00071-0000 Rev. 0 / 024-00072-0000 Rev. 0) Rev. 4, Dec/2002 10599I04.CDL Page 2-35...
  • Page 54 KLN 94 THIS PAGE IS RESERVED. Rev. 4, Dec/2002 10599I04.CDL Page 2-36...
  • Page 55 KLN 94 FIGURE 2-15 KA 33 P/N 071-4037-00 /01 FINAL ASSEMBLY Dwg. No. 300-03256-0000 Rev. AA Rev. 4, Jan/2003 10599I04.CDL Page 2-37...
  • Page 56 KLN 94 FIGURE 2-16 KA 33 P/N 071-4037-00/01 OUTLINE AND MOUNTING Dwg. No. 155-05574-0000 Rev. 5 Rev. 4, Jan/2003 10599I04.CDL Page 2-39...
  • Page 57 KLN 94 FIGURE 2-17 CUTLER-HAMMER SWITCH / ANNUNCIATOR MOUNTING Rev. 4, Jan/2003 10599I04.CDL Page 2-41...
  • Page 58 KLN 94 FIGURE 2-18 CUTLER-HAMMER SWITCH / ANNUNCIATOR INTERNAL SCHEMATIC Sheet 1 of 2 Rev. 4, Dec/2002 10599I04.CDL Page 2-43...
  • Page 59 KLN 94 THIS PAGE IS RESERVED. Rev. 4, Dec/2002 10599I04.CDL Page 2-44...
  • Page 60 KLN 94 FIGURE 2-18 CUTLER-HAMMER SWITCH / ANNUNCIATOR INTERNAL SCHEMATIC Sheet 2 of 2 Rev. 4, Dec/2002 10599I04.CDL Page 2-45...
  • Page 61 KLN 94 FIGURE 2-19 KLN 94 SERIAL RECEIVERS & TRANSMITTERS INTERCONNECT Dwg. No. 155-01732-0000 Rev. B Rev. 4, Jan/2003 10599I04.CDL Page 2-47...
  • Page 62 KLN 94 FIGURE 2-20 KLN 94 ALTITUDE & RMI / OBI INTERCONNECT Dwg. No. 155-01732-0001 Rev.- Rev. 4, Jan/2003 10599I04.CDL Page 2-49...
  • Page 63 KLN 94 FIGURE 2-21 KLN 94 DEVIATION & FLAGS INTERCONNECT Dwg. No. 155-01732-0002 Rev.- Rev. 4, Jan/2003 10599I04.CDL Page 2-51...
  • Page 64 KLN 94 FIGURE 2-22 KLN 94 OBS RESOLVER INTERCONNECT Dwg. No. 155-01732-0003 Rev.- Sheet 1 of 2 Rev. 4, Jan/2003 10599I04.CDL Page 2-53...
  • Page 65 KLN 94 FIGURE 2-23 KLN 94 INTERCONNECT Dwg. No. 155-01732-0003 Rev.- Sheet 2 of 2 Rev. 4, Jan/2003 10599I04.CDL Page 2-55...
  • Page 66 KLN 94 FIGURE 2-24 KLN 94 FCS & EXT. ANNUNC. INTERCONNECT Dwg. No. 155-01732-0004 Rev. A Rev. 4, Jan/2003 10599I04.CDL Page 2-57...
  • Page 67 KLN 94 FIGURE 2-25 KLN 94 BACKLIGHTING & ALT. ALERTING INTERCONNECT Dwg. No. 155-01732-0005 Rev.- Rev. 4, Jan/2003 10599I04.CDL Page 2-59...
  • Page 68 KLN 94 FIGURE 2-26 KLN 94 PC LOADER & ANTENNA INTERCONNECT Dwg. No. 155-01732-0006 Rev.- Rev. 4, Jan/2003 10599I04.CDL Page 2-61...
  • Page 69 KLN 94 FIGURE 2-27 KLN 94 DATA LOADER / PC INTERFACE Rev. 4, Jan/2003 10599I04.CDL Page 2-63...
  • Page 70 KLN 94 FIGURE 2-28 KLN 94 QUICKTUNE INTERCONNECT Dwg. No. 155-01732-0007 Rev.- Rev. 4, Jan/2003 10599I04.CDL Page 2-65...
  • Page 71 This configuration data is stored both in the external configuration module (mounted in the back plate of the mounting tray) and in memory internal to the KLN 94. When the KLN 94 is initially shipped from the factory, the configuration data is set to the same default values/status in both the external configuration module and the units internal memory.
  • Page 72 The second MNT+1 page has the following selection choices and format. Changes are made using the CRSR button and concentric knob as described above. 1.Whether the KLN 94 is interfaced with a fuel management system. 2.Whether the fuel management system includes it own control/indicator used to enter fuel quantity.
  • Page 73 2.4.1.3 Maintenance 3 (MNT 3) Page The MNT 3 page is used to calibrate the OBS setting of the aircraft’s HSI or CDI to the KLN 94 so that the KLN 94 reads the value the pilot selects on the HSI or CDI. It is necessary to configure this page only if the KLN 94 is interfaced to an HSI or CDI resolver such that the KLN 94 is able to read the course selected on the HSI or CDI.
  • Page 74 MNT 4 page. The SET 9 page displays to the pilot the actual bus voltage to the KLN 94 as well as the alert voltage and alert delay that have been configured on the MNT 4 page. Changes are made to the MNT 4 page using the CRSR button...
  • Page 75 RS232 bus. The Bendix/King KX155A and KX165A are examples of such a radio. Similarly, the NAV frequencies stored in the KLN 94 may be sent to up to 4 NAV radios. If a Quicktune compatible COMM or NAV is assigned in the KLN94 MNT 5 page (i.e. COMM-2, and NAV-1), then the specific COMMs and NAVs must be configured themselves with the same identifier.
  • Page 76 In a new KLN 94 installation, the external annunciators may not be required. In this case, the user may prefer “choice 2” since it is shorter and more descriptive.

  • Page 77: Post Installation Checkout Procedure

    KLN 94 B. Configuring the KLN 94 to operate with KFC 225 (attitude-based flight control system): 1. Select MNT 8 page. 2. Push CRSR button. The cursor will appear over the second line. 3. Select “Bank Angle” and push CRSR again. The screen should look like:...

  • Page 78: Installation Check Out

    KLN 94 It is assumed that the operator’s manual for the various units connected to the KLN 94 (as well as the manual for the KLN 94 itself), are available or that the installer is familiar with operating the units.

  • Page 79: Integrated Installation Check Out

    (where 0X0X is the last four digits of the KLN 94 Application Software 206- number) An entry must be made in the aircraft log book upon installation of the KLN 94, indicating the applicable software revision level. The recommended log book wording is as follows: KLN 94 Application Software is at SW REVISION 0X0X on DD MMM YYYY.
  • Page 80 2.4.4.4 RMI Interface Cycle power on the KLN 94 which will cause the self test page to be displayed. Verify that the RMI indicates 130°.
  • Page 81 KLN 94 2.4.4.6 Moving Map Interface If the KLN 94 is interfaced to a moving map display, verify operation by moving the aircraft out to an open location to acquire a satellite position. Enter an active flightplan or active waypoint to develop a presentation on the map.
  • Page 82 “Enable”. 2.4.4.11 Heading Interface Heading information may be interfaced to the KLN 94 by RS 232 to aid in the calculation of wind vectors and for heading orientation of the NAV 4 or moving map. RS 232 heading information may be provided from an analog to RS 232 converter, such as the Shadin fuel/air data device, through the RS 232 input.
  • Page 83 Turn the KLN 94 on to initiate its self-test sequence. While the KLN 94 performs its display test, be ready to engage NAV mode on the autopilot, but do not engage the NAV mode yet.

  • Page 84: Error Codes

    KLN 94 2.5 ERROR CODES The KLN 94 provides numeric error codes and text messages for certain failures. The following table may assist in identifying the root cause of these problems. GPS Rec. Definition Suggested Action Error Codes RCVR Hardware...

  • Page 85: Gps Receiver Error Codes

    KLN 94 GPS Rec. Definition Suggested Action Error Codes RCVR Hardware BBP Timeout: The 1 mS baseband It could be one of the following, in the order of Error: 0100 processing timer has failed probability: self-test. 1. The 5 volt supply to the antenna could be shorted out in the coax.

  • Page 86: Gps Page Messages

    (RAIM). AUX 2 page should be: 1. The satellites are blocked from A KLN 94 will usually have 6-8 satellites shown and view by obstructions. the majority of their SNR values will be 7 to 9. SNR values of 3 and below are unusable, 4 is marginal 2.
  • Page 87 (RAIM). AUX 2 page should be: 1. The satellites are blocked from A KLN 94 will usually have 6-8 satellites shown and view by obstructions. the majority of their SNR values will be 7 to 9. SNR values of 3 and below are unusable, 4 is marginal 2.

  • Page 88: Gps System Error Codes

    KLN 94 GPS System Definition Suggested Action Error Codes KLN 94 System Error Codes reflect an Most of the System Errors require the attention of a System Error error detected deep in the system. service center. Please note as many details as...
  • Page 89 KLN 94 SECTION III OPERATION 3.1 GENERAL INFORMATION For an explanation of the operating controls of the KLN 94 GPS RNAV refer to the KLN 94 Pilot’s Guide (P/N 006-18207-0000) or the aircraft’s flight manual supplement. Rev. 4, Jan/2003 10599I04.CDL...
  • Page 90 KLN 94 THIS PAGE IS RESERVED. Rev. 4, Jan/2003 10599I04.CDL Page 3-2...
  • Page 91 KLN 94 APPENDIX A RS-232 FORMAT DEFINITIONS Rev. 4, Jan/2003 10599I04.CDL Page A-1...
  • Page 92 KLN 94 1.0 GENERAL RS-232 IN The RS-232 interface will have the following characteristics: BYTE FORMAT Electrical per EIA RS 232C 9600 baud, 8 bits, 1 stop bit, no parity MARK is a logical 1 (one) and SPACE is a logical 0 (zero)
  • Page 93 KLN 94 Fuel/air data input protocol Fuel/air data sent by the Airdata computer shall be received in a block having one of the following formats: FORMAT A (13 BYTE ASCII STRING) BYTE DESCRIPTION / FORMAT STX (ASCII code 02H) Unit of Measure G = .1 gallon...
  • Page 94 KLN 94 FORMAT B (52 BYTE ASCII STRING) BYTE DESCRIPTION STX (ASCII code 02H) Unit of Measure G = .1 gallon I = .1 imperial gallon L = 1 liter K = 1 kilogram B = 1 pound Total Fuel Remaining...
  • Page 95 KLN 94 FORMAT B (52 BYTE ASCII STRING) - con’t BYTE DESCRIPTION Engine Two Fuel Flow Rate Checksum Sum of Right Engine Fuel Flow Rate bytes computed as for Total Fuel Remaining 31-36 Total Fuel Used ASCII-coded decimal format as for Total Fuel Remaining...
  • Page 96 KLN 94 FORMAT C (108 BYTE ASCII STRING) BYTE DESCRIPTION / FORMAT 1-51 Same as Format B described above except that in the Units of Measure field, “I = Imperial Gallons” is undefined. 52-54 Indicated Airspeed (IAS, knots) ASCII-coded decimal format (least significant digit is units), LSB first.
  • Page 97 KLN 94 FORMAT C (108 BYTE ASCII STRING) - con’t BYTE DESCRIPTION / FORMAT 71-76 Density Altitude (DALT, feet) ASCII-coded decimal format with a sign character, as for PALT. Density Altitude Checksum Sum for DALT bytes, excluding the sign character, as for PALT.
  • Page 98 KLN 94 FORMAT C (108 BYTE ASCII STRING) - con’t BYTE DESCRIPTION / FORMAT Drift Checksum Sum for drift bytes, excluding the direction character Example: The sum for “41L” would be “5” (35H). 94-98 Rate of change of PALT (feet/minute)
  • Page 99 DESCRIPTION / FORMAT Same as Format C described above except that bytes 3 through 9 shall be filled with asterisks if total fuel remaining is not available and consequently must be entered through the KLN 94. 108- Barometric Setting (inches HG) ASCII-coded decimal format (least significant digit is hundredth of inches), LSB first.
  • Page 100 KLN 94 2. Fuel flow equipment not installed and Air data equipment installed: If format C or D is received, fuel data portions are ignored, the airdata portions are used and no error message is given. If format A or B is received, the “GEN RS-232 In Data Error”...
  • Page 101 KLN 94 Data Protocol Data shall be sent in blocks having the following format: <STX><id><dddd><it><id><dddd><it>...<id><dddd><it><ETX> <STX> ASCII start of text character <id> item designator <dddd> item data <it> item terminator <CR> ASCII carriage return character <STX> ASCII end of text character <STX>...
  • Page 102 KLN 94 STANDARD RS232 Item Data Data Field Description Designator Format Width s ddd mmhh present longitude; dash if position flag is set s=sign: E for East, W for West ddd=degrees mm=minutes hh=hundreths of minutes magnetic track, degrees; dash if GS is set groundspeed, knots;...
  • Page 103 KLN 94 STANDARD RS232 Item Data Data Field Description Designator Format Width Snnnnn baro-corrected external altitude input S=sign: + or - nnnnn=altitude, feet (to nearest foot); dash if not valid hh:mm:ss UTC time of data abcdefghij GPS discretes a=W for waypoint alert; T for turn; else dashed b=N for new message;...
  • Page 104 KLN 94 ENHANCED RS232 Item Data Data Field Description Designator Format Width sdddd crosstrack error; dash if nav flag is set. s=sign: R for aircraft position right of course, L for aircraft position left of course dddd=100 X crosstrack error, nm...
  • Page 105 KLN 94 ENHANCED RS232 Item Data Data Field Description Designator Format Width ttfffff Byte 1--System Type: ASCII 0 is undefined (cont) ASCII 1 = COM ASCII 2 = NAV ASCII 3 and above are currently undefined Byte 2--System Number: ASCII 0 is undefined...
  • Page 106 KLN 94 ENHANCED RS232 Item Data Data Field Description Designator Format Width ddsiiiiilllLLLLmm s=1 active segment follows (for other magenta segments ) (cont) d=0 solid line; d=1 dashed line a=1 active wpt l=1 last waypoint x=unused iiiii=identifier (ASCII characters); a value of 7F hex in first byte indicates unknown ident, remaining bytes should be ignored.
  • Page 107 KLN 94 ENHANCED RS232 Item Data Data Field Description Designator Format Width Arc Description s= misc bits: 76543210 xljnnnnn nnnnn=waypoint number –uns bin(01 ~ 25) j=1 “>180°“; j=0 “<180°“ l=1 clockwise; l=0 counterclockwise x=unused rr=100 X radius, nm; uns.binary (655.36 max) aaaaa Current GPS altitude in feet.
  • Page 108 KLN 94 THIS PAGE IS RESERVED. Rev. 4, Jan/2003 10599I04.CDL Page A-18...
  • Page 109 KLN 94 APPENDIX B Includes the following: KLN 94 SUPPLEMENTAL PROCEDURES MANUAL KLN 94 FLIGHT MANUAL SUPPLEMENT Rev. 4, Jan/2003 10599I04.CDL Page B-1...
  • Page 110 KLN 94 FLIGHT MANUAL SUPPLEMENT PROCEDURE For the installation of the KLN 94 GPS to be FAA approved for enroute and approach IFR operation, it is necessary for the installer to create a flight manual supplement that is unique for the installation and to submit that supplement to the FAA for approval.
  • Page 111 Should this be the case, you will need to alter the text of this paragraph and its subparagraphs to accurately describe the operation of the KLN 94 as it exists in your installation. Do not include descriptions of annunciators, switches or controls not present in your installation.
  • Page 112 KLN 94 THIS PAGE IS RESERVED. Rev. 4, Jan/2003 10599I04.CDL Page B-4...
  • Page 133 KLN 94 APPENDIX C SUPPLEMENTAL TYPE CERTIFICATE Rev. 4, Jan/2003 10599I04.CDL Page C-1...
  • Page 134 KLN 94 THIS PAGE IS RESERVED Rev. 4, Jan/2003 10599I04.CDL Page C-2...
  • Page 138 THIS PAGE IS RESERVED.
  • Page 139 KLN 94 APPENDIX D DIRECT REPLACEMENT OF A KLN 89B WITH A KLN 94 Rev. 4, Jan/2003 10599I04.CDL Page D-1...
  • Page 140 KLN 94 THIS PAGE IS RESERVED. Rev. 4, Jan/2003 10599I04.CDL Page D-2...
  • Page 141 If the aircraft is equipped with a Bendix/King KLN 89B GPS receiver, the KLN 89B unit can be removed and a KLN 94 unit installed. No changes to the existing mounting rack or electrical harness are required. However, if the KLN 89B is configured only for IFR Enroute operations, the KLN 94 must be configured the same way.
  • Page 142 KLN 94 THIS PAGE IS RESERVED. Rev. 4, Jan/2003 10599I04.CDL Page D-4...
  • Page 143 KLN 94 APPENDIX E ENVIRONMENTAL QUALIFICATION FORMS Rev. 4, Jan/2003 10599I04.CDL Page E-1...
  • Page 144 KLN 94 THIS PAGE IS RESERVED. Rev. 4, Jan/2003 10599I04.CDL Page E-2...
  • Page 148 THIS PAGE IS RESERVED...
  • Page 152 THIS PAGE IS RESERVED.

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