100-655111-001 - CMC Electronics Heads Up Display PDU

100-655111-001 – CMC Electronics Heads-Up Display PDU

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The CMC Electronics 100-655111-001 is a flight-critical, high-performance optical line replaceable unit (LRU) that functions as the primary Pilot Display Unit (PDU) for the Cockpit 4000 integrated avionics suite. Positioned directly in the pilot's forward field of view under the cockpit glare shield, this all-digital raster-capable display projection head projects flight-safety symbology, mission data, and tactical targeting graphics directly onto the HUD combiner glass. By collimating the projected image to infinity, the 100-655111-001 allows pilots to maintain an uninterrupted out-of-the-cockpit visual scan while concurrently monitoring airspeed, altitude, flight path vectors, and sensor imagery.

Manufactured to rigid aerospace and military defense parameters under CMC Electronics design control, this PDU features an integrated Digital Light Engine (DLE) utilizing high-intensity, high-resolution solid-state liquid crystal display (LCD) tech blocks to replace legacy cathode-ray tube (CRT) structures. The optical system incorporates a highly accurate multi-element lens configuration designed to minimize parallax error and deliver a uniform Total Field of View (TFOV) under severe solar glare or high-ambient lighting regimes. Housed within a ruggedized, precision-machined aluminum chassis, the assembly relies on highly efficient internal thermal conductive paths to manage core component heat rejection without requiring forced air ventilation from the aircraft's environmental control system.

The CMC Electronics 100-655111-001 represents an indispensable baseline element for preserving flight deck functionality, weapon system tracking accuracy, and pilot situational safety margins. Sourcing a trace-certified, factory-original PDU eliminates structural indexing problems, geometric distortion, and rapid brightness degradation typical of unverified or aged hardware. For military logistical wings, international defense depot installations, and flight-line A&P technicians servicing advanced turboprop trainers and light attack airframes, integrating this fully certified rotable project unit guarantees absolute compliance with original type-certificate documentation.

Key Features

• Digital Light Engine (DLE) Core: High-resolution solid-state projection source replaces legacy CRTs, dramatically improving mean time between failures (MTBF) while decreasing power consumption and heat load.

• Full Raster and Stroke Imaging: Capable of displaying real-time raster video overlays—such as forward-looking infrared (FLIR) or synthetic vision system (SVS) frames—simultaneously with high-speed cursive stroke symbology.

• Monolithic Machined Chassis: Forged and CNC-milled from premium structural aerospace aluminum alloy to withstand maximum continuous high-amplitude airframe vibration and landing deceleration shocks.

• Optically Matched Lens Assembly: Features premium multi-layer anti-reflective coatings across the optical element column to yield pristine image clarity and prevent secondary ghost internal reflections.

• Passive Conduction Thermal Management: Internal components are mechanically coupled to heavy external heat dissipation fins to eliminate the need for secondary chassis forced-air cooling lines.

Technical Specifications

• Part Number: 100-655111-001

• Component Type: HUD Pilot Display Unit (PDU) Projection Head Assembly

• OEM Manufacturer: CMC Electronics Inc. (CAGE Code: 38441 / Esterline)

• Avionics Suite Interface: Cockpit 4000 Architecture

• Display Technology: Digital Solid-State Liquid Crystal Engine / High-Luminance LED Backlight Array

• Field of View Metrics: Optimized Total Field of View (TFOV) tailored per type-certified cockpit geometric parameters

• Chassis Material: High-Strength Aerospace Wrought Aluminum Alloy Substrate

• Surface Coating: Matte Black Epoxy Primer Finish (Anti-Reflective Formulation per MIL-DTL-5541 base parameter validation)

• Video/Data Bus Input: High-Speed Digital Visual Interface (DVI) / Custom Differential Low-Voltage Signaling Channels via the IAC Core

• Input Voltage Requirements: 28 VDC nominal per MIL-STD-704 standards

• Environmental/Vibration Compliance: Certified to survive strict MIL-STD-810, MIL-STD-461, and RTCA DO-160D profiles

• Software Design Assurance: Fully compatible with RTCA DO-178B Level A safety-partitioned graphics processing modules

• Certification Status: Airworthiness Release Eligible Traceability Record

Aircraft Compatibility

• Military Trainers & Light Attack Fleets: Beechcraft T-6B Texan II, Beechcraft T-6C, Beechcraft AT-6 Light Attack Aircraft.

• Advanced Jet & ISR Platforms: BAE Systems Hawk Mk51 / Mk51A, Hawk Mk66; KAI (Korea Aerospace Industries) KT-1C, KT-1T, KT-1P Series; IOMAX Archangel Block 3 Armed Reconnaissance Aircraft.

• Note: Final component positioning, internal firmware block configurations, and tail number effectivity matrices must be checked and cross-referenced exclusively via the specific airframe’s active Illustrated Parts Catalog (IPC), Wiring Diagram Manual (WDM), or military technical order documentation.

Applications

• Primary Flight Interface Generation: Serves as the pilot's main head-up flight baseline instrumentation cluster, projecting flight paths, horizon reference lines, and engine alerting vectors.

• Tactical Weapons Aiming Target Sight: Providing dynamic optical symbology positioning for Air-to-Air (A/A) and Air-to-Ground (A/G) weapons delivery processing loops (including CCIP and CCRP target parameters).

Why Choose 100-655111-001?

Installing a genuine OEM CMC Electronics 100-655111-001 HUD PDU protects multi-role aircraft fleets from sudden spatial awareness loss and severe display failures. Non-certified or weathered projection assemblies frequently manifest micro-cracks in internal optical bonding agents, leading to target jitter, localized color shifts, or sudden display blanking when subjected to sudden aerodynamic load drops or extreme temperature gradients. Because the HUD behaves as a primary flight reference during low-altitude tactical maneuvers, a sudden distortion or calculation latency on the display can disorient a pilot, risking catastrophic loss of control. Sourcing fully traceable OEM hardware guarantees milliradian boresight alignment retention and zero data translation delay, ensuring peak mission effectiveness and complete safety margins.

The optical performance of the CMC Electronics 100-655111-001 Pilot Display Unit depends on the principles of optical collimation geometry and isotropic wave-front transmission within a wide thermal operating boundary. When digital video streams enter the internal Digital Light Engine (DLE) matrix, a solid-state micro-display engine modulates a highly uniform, high-luminance LED matrix to construct graphic frames. This light is directed through an arrangement of multi-element, low-dispersion optical glass lenses. These elements bend the expanding light rays into parallel vectors, mapping the virtual display image to a baseline of mathematical infinity.

This configuration ensures that the pilot experiences zero parallax error regardless of nominal eye position shifting relative to the combiner glass aperture, eliminating the risk of spatial accommodation lag during fast targeting sweeps. To prevent internal thermal tracking errors, the monolithic wrought aluminum chassis structure acts as a structural ground path that minimizes mechanical movement across the internal optical benches. This rigidity prevents thermal defocusing under intense heat spikes, maintaining high line-pair resolution metrics and structural safety parameters during high-G flight envelopes.

Note: The CMC Electronics 100-655111-001 is an ultra-critical, flight-governing optical rotable component. Dropping the assembly, striking the forward projection lens face, or exposing the unit to static discharges outside ESD-protected grounding parameters can scratch internal optical elements or destroy internal solid-state display components. Component removal, line rigging, and final boresight alignment validation must be executed exclusively by certified avionics technicians or authorized depot repair stations in strict accordance with the target aircraft's structural maintenance documentation and relevant military Technical Order (T.O.) guidelines. Always verify that structural mounting interfaces are torque-calibrated and fully free of dust inclusions before locking down the quick-release levers.

Documentation

• FAA Dynamic Regulatory System Type Certificate Data Sheet - Hawker/Textron T-6 Avionics Matrices

• MIL-STD-810E Environmental Test Parameters and Engineering Guidelines Portal

• No public-facing OEM dimensional schematic print or standalone maintenance manual PDF is available for this proprietary military rotable assembly due to strict international defense security regulations and intellectual property protection layers; all structural alignment limits and signal pinout matrices must be cross-referenced via a licensed CMC Electronics technical publications account portal.