ADLINK CPCI-3840AH Board 3U CompactPCI SBC CPU

Description

Product Introduction & Engineering Value

Mission-critical industrial automation and defense communication systems require computing hardware that delivers dependable performance in space-constrained subracks. The ADLINK CPCI-3840AH single board computer provides robust processing power tailored for rugged 3U CompactPCI environments without excessive thermal overhead.

Engineered for seamless drop-in replacement in existing cPCI architectures, this CPU blade manages rigorous data acquisition and control tasks with minimal latency. Systems engineers rely on its solid-state reliability and standardized backplane connectivity to extend the operational life of legacy installations without undertaking costly full-system redesigns.

Technical Specifications

• Form Factor: 3U Eurocard CompactPCI (cPCI) single board computer
• Processor Architecture: Energy-efficient embedded CPU core optimized for industrial workloads
• Backplane Interface: cPCI bus master/slave communication interface compliant with PICMG standards
• Memory Architecture: Soldered onboard RAM and flash storage for vibration-resistant operation
• Peripheral Connectivity: Dual Ethernet ports, USB channels, and serial communication interfaces
• Diagnostic Indicators: Front panel LED indicators for power status, system health, and disk activity
• Power Supply Requirements: Powered directly via 3U cPCI backplane pins (+5V, +3.3V, +12V rails)
• Operating Temperature Range: Standard industrial operating limits (0°C to 50°C / extended ranges dependent on build configuration)

CPCI-3840AH

CPCI-3840AH

Field Application & The “Trench” Experience

During a routine telemetry upgrade on a railway signaling test rig, a primary 3U cPCI controller failed due to an unrecoverable component fault on the mainboard. Halting testing for a complete system re-architecture would have missed critical compliance deadlines. The lead technician pulled a pre-tested ADLINK CPCI-3840AH surplus unit from emergency stores, verified the BIOS and jumper configurations against the project backup, and slid the blade into the cPCI chassis. The system booted the custom Linux image instantly, re-established communication with the peripheral I/O cards, and resumed data collection within fifteen minutes.

Targeted Application Scenarios:

• Railway Signaling Data Concentrators: Managing multi-channel sensor inputs and protocol conversions over rugged cPCI bus architectures.
• Industrial Automation Test Stands: Executing real-time test sequencing and data logging in harsh shop-floor environments.

Transparency SOP: QA & Testing

Step 1: Visual & Mechanical Inspection Microscopic check of all cPCI gold-finger edge pins, surface-mount components, and solder joints for oxidation, dust, or structural stress.

Step 2: Backplane Impedance & Power Rail Check Measuring resistance across internal DC power rails to verify zero short-circuits on the multi-layer PCB prior to rack insertion.

Step 3: Test Chassis Boot & Firmware Audit Insertion into a live 3U cPCI test backplane to verify clean power-up sequences, memory address stability, and network port handshakes.

Step 4: Thermal Chamber Burn-In Continuous operation under a controlled thermal load for 24 hours to eliminate infant mortality risks before warehouse stocking.

The Veteran’s Tech Trap Guide (Crucial Value-Add)

⚠️ BACKPLANE CONNECTOR ALIGNMENT HAZARD: The high-density multi-pin connectors on the rear of the CPCI-3840AH require careful guidance. Always ensure the board tracks squarely within the subrack card rails before engaging the front injector/ejector latches. Forcing a misaligned card will bend backplane pins and cause catastrophic system failures.

PRO TIP: Always export or back up your BIOS settings and boot configuration media before swapping a CPU blade. Assuming default factory parameters on a replacement board can prevent custom real-time operating systems from recognizing onboard storage or network interfaces.

Dynamic FAQ

• Q: Is the CPCI-3840AH compatible with standard 3U CompactPCI backplanes?
  • A: Yes, it adheres strictly to standard 3U cPCI mechanical and electrical specifications, ensuring direct slot compatibility with compliant subracks.
• Q: Can I transfer my existing storage media directly to the replacement board?
  • A: Provided the replacement module matches your exact hardware revision and storage interface type, existing boot drives or CompactFlash media can typically be moved over directly.
• Q: Are these ADLINK units brand new or refurbished?
  • A: Our stock consists of verified New Surplus and rigorously reconditioned, fully bench-tested units ready for immediate deployment.
• Q: What warranty coverage comes with this board?
  • A: Every CPCI-3840AH unit is backed by our comprehensive 12-month full replacement warranty covering all functional performance aspects.