Honeywell MK VIII, MK XXII manual LOW Airspeed Monitor Inhibit Discrete MK V 737NG only

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EGPWS LINE MAINTENANCE MANUAL

3.8.45 STABILIZED APPROACH MONITOR ENABLE DISCRETE (MK V AND MK VII ONLY)

Type:

Discrete for enabling Stabilized Approach Monitor functionality

Signal Status:

Approach Monitor Enabled or Disabled

 

 

 

 

 

 

 

 

 

 

Level 6 Audio readout

Stabilized Approach Monitor Enable

 

True =>

“Approach Monitor Enabled”

 

False =>

“Approach Monitor Disabled”

Discrete

 

 

 

 

 

 

3.8.46 STABILIZED APPROACH MONITOR INHIBIT DISCRETE (MK V AND MK VII ONLY)

Type:

Discrete for inhibiting Stabilized Approach Monitor functionality

Signal Status: Approach Monitor Inhibit or Not Inhibit

 

 

 

 

 

 

 

 

 

Level 6 Audio readout

Stabilized Approach Monitor Inhibit Discrete

 

True =>

“Approach Monitor Inhibit”

 

False =>

“Approach Monitor Not Inhibit”

 

 

 

3.8.47 LOW AIRSPEED MONITOR INHIBIT DISCRETE (MK V – 737NG ONLY)

Type:

Discrete for inhibiting Low Airspeed Monitor functionality

Signal Status: Low Airspeed Monitor Inhibit or Not Inhibit

 

 

 

 

 

 

 

 

 

Level 6 Audio readout

Low Airspeed Monitor Inhibit Discrete

 

True =>

“Low Airspeed Inhibit True”

 

False =>

“Low Airspeed Inhibit False”

 

 

 

CAGE CODE: 97896

SCALE: NONE SIZE: A DWG NO.: 060-4199-180

REV: G

SHEET 50 of 68

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Contents Egpws Line Maintenance Manual Drawn Date RevisionsDescription ApprovedEFF PT 14A Disp USE Table of Contents Maintenance Practices 10.1 MK V Egpwc Part Numbers MK VII Egpwc Part Numbers Introduction ScopeApplicability Reference Documents MK VI, MK VIII, MKDescription and Operation General System Description Enhanced Ground Proximity Warning SystemMode 3 Descent After Takeoff Operation Mode 1 Excessive Descent RateMode 2A/2B Terrain Closure Rate Mode 4A/4B/4C Unsafe Terrain ClearanceCallout Description Mode 5 Descent below GlideslopeMode 6 Advisory Callouts Optional Smart Five Hundred Tail Strike Callout Mode 7 Windshear Detection Optional for MK V/VII onlyExcessive Bank Angle Callout Envelope Modulation not Available in MK VI/VIIITerrain and Obstacle Database Runway DatabaseTerrain Alerting and Display Optional Weather Radar Autotilt MK V and MK VII only Peaks Display Mode OptionalGeometric Altitude GPS Required Altimeter Monitor Option for MK V and MK VII only System Display and AnnunciationStabilized Approach Monitor Option for MK V and MK VII only Long Landing Monitor Option for MK V and MK VII only LOW Airspeed Monitor MK V Boeing 737NG onlyBelow Lamp FormatBIT Description System Maintenance Maintenance PhilosophySystem Operation During AN Inop Condition Egpws Status LED’S Front Panel Test ConnectorEgpwc Front Panel Front Panel SELF-TEST Interface MK V and MK VII onlySELF-TEST Functions External Computer Fault Fail Corrective Action Fault Isolation Troubleshooting GeneralTroubleshooting Guide Level 1 SELF-TEST GO/NO GO Test SELF-TEST PreambleGpws Inhibited Short Level 1 SELF-TESTGpws INHIBITED, Terrain Inhibited SELF-TEST InhibitedLevel 2 SELF-TEST Current Faults Long Level 1 SELF-TESTCurrent Faults Internal Current Faults ExternalFault Example Reason Flap Switch Fault Bussignal FaultBUS Wiring Fault Gear Switch FaultCallouts Option Invalid Program PIN Read ErrorSystem or Mode Tasked Failed Audio Menu InvalidSheet 31 Terrain Awareness no Valid Latitude Terrain AWARENESS-POSITION ErrorTerrain Clearance Floor Position Error Terrain Awareness no Valid LongitudeLevel 3 SELF-TEST System Configuration Following Information is Given in the Level 3 SELF-TESTIRS 1 Attitude Mode Selected Egpws Line Maintenance Manual Level 4 SELF-TEST Fault History Following Information is Given in the Level 4 SELF-TESTFollowing Information is Given in the Level 5 SELF-TEST Level 5 SELF-TEST Alert HistoryLevel 6 SELF-TEST Discrete Input Test 3 +28V Landing Gear Discrete Arinc 552 / ALT 55 Radio Altitude Validity Flag DiscretesGND Landing Gear Discrete GND Landing Flap Discrete or Flap Override 5 +28V Landing Flap or Flap Override DiscreteSteep Approach Discretes Flap Position DiscretesSELF-TEST Discrete Steep Approach Discrete #1 MK V and MK VII only10 +28V ILS Tuned Discrete Steep Approach Discrete #2GND ILS Tuned Discrete Glideslope Validity Discretes13 +28 V Glideslope Inhibit Discrete GND Glideslope Cancel DiscreteGND Glideslope Inhibit Discrete Decision Height DiscreteGND Audio SUPPRESSINHIBIT/ALL Modes Inhibit Discrete Mode 6 Volume Control DiscreteCallouts Enable Discrete MK V and MK VII only 19 +28 V Audio SUPPRESSINHIBIT/ALL Modes Inhibit DiscreteTerrain Awareness & TCF Inhibit AOA Validity Discretes MK V and MK VII onlyDisplay Select Discretes Simulator Reposition MK V and MK VII onlyAttitude Validity Discretes Weather Radar ON/OFFLocalizer Validity Discretes MK V and MK VII only Airspeed Validity DiscreteLongitudinal Acceleration Validity Discrete Barometric Altitude Rate Validity DiscretesAcceleration SELF-TEST in Progress Discrete Normal Acceleration Validity DiscreteAOA Vane Heater Discrete PLI Deselect Switch Discretes MK V and MK VII onlyMagnetic Heading Validity Discrete Autopilot Disconnect DiscretesCorrected Barometric Altitude Validity Discrete Tactical Select DiscreteAltitude Alert Discrete Momentary Flap Override DiscreteGpws Inhibit Discrete Weight on Wheels DiscreteRaas Enable Discrete MK V and MK VII only Raas Inhibit Discrete MK V and MK VII onlyLOW Airspeed Monitor Inhibit Discrete MK V 737NG only Database Update Frequency Maintenance Practices GeneralDatabase Update Loading a DatabaseObtaining AN Egpws Flight History Download Card Download ProcedureFlight History Downloading Transcription of the Pcmcia Card Via email aerotechsupport@honeywell.comSheet 54 CFG CAT 7 92 T CUW command/data string Configuration Module MK VI, MK VIII, and MK Xxii only REMOVAL/INSTALLATION 6.1 Egpwc RemovalInstallation Servicing GeneralEgpws Ground Tests Display Switching Relays if InstalledADJUSTMENT/TEST Adjustment Repairs General CLEANING/PAINTING GeneralINSPECTION/CHECK General Appendix a Winviews Appendix B Troubleshooting DO’S and do NOT’S Appendix C Raas Maintenance Messages Aural & Displayed Maint Function MessageMaint Function Displayed Message RAAS-NA-xxxx amber RAAS-RTO green RAAS-INOP amberAppendix D Stabilized Approach Monitor Maintenance Messages Self-Test Level 3 RCD Part NumberAppendix E Altimeter Monitor Maintenance Messages Self-Test Level 1 Flaps Monitor Inop Appendix G Long Landing Monitor Maintenance Messages Appendix H LOW Airspeed Monitor Maintenance Messages Self-Test Level 3 Airspeed Low Inhibited Annunciated at

MK VIII, MK V, MK XXII, MK VII, MK VI specifications

Honeywell's range of control systems, particularly the MK VI, MK VIII, MK VII, V, and XXII, are pivotal innovations that have revolutionized process automation and control in various industries, especially in power generation and oil and gas sectors. Each of these systems comes with unique features and technologies to enhance operational efficiency, safety, and reliability.

The Honeywell MK VI control system is renowned for its ability to provide effective plant control and management tools, featuring advanced operator interfaces and robust hardware components. It employs a modular design, which allows for easy scalability and integration into existing infrastructure. The MK VI is equipped with Ethernet-based communication protocols, ensuring high-speed data transfer and enabling seamless connectivity with other systems.

The MK VIII system takes automation a step further, emphasizing enhanced performance and reliability. With its built-in redundancy and advanced diagnostics, the MK VIII minimizes downtime and optimizes maintenance efforts. Its powerful software tools are designed to improve operator decision-making, providing critical insights into plant operations and trends.

Honeywell’s MK VII control system is designed for high-performance applications, especially in gas turbine environments. It features advanced control algorithms, enabling precise control of emissions and improving overall efficiency. The MK VII stands out with its ability to maintain optimal performance under varying load conditions, ensuring reliability in challenging operational scenarios.

The MK V system is one of Honeywell's legacy products, known for its simple and user-friendly interface. Despite its age, it continues to be a dependable choice for many plants. It offers solid performance with basic control functions and has been a reliable backbone for older facilities transitioning into newer technologies.

Lastly, the MK XXII brings a modern twist to control systems with its focus on cybersecurity and data analytics. This system takes advantage of big data and IoT technologies, providing enhanced visibility of operations through real-time monitoring and predictive maintenance capabilities. The MK XXII ensures that plants not only operate efficiently but also mitigate risks associated with cyber threats.

Overall, Honeywell's series of control systems showcases their commitment to innovation and reliability in process automation, catering to the diverse needs of contemporary industrial environments. Each system is designed with specific features and capabilities that address the evolving challenges of process control, ensuring that users can achieve optimal performance and safety in their operations.
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