1. Product Overview
Product Name: MBP-301c
Model Number: MBP-301c
Series: Industrial Backplane Series
Article Number: MBP-301c
Manufacturer: [Manufacturer not specified in provided content; typically produced by an industrial computing hardware manufacturer specializing in embedded and rackmount systems.]

The MBP-301c is a 14-slot industrial-grade backplane designed for high-performance embedded computing and industrial PC applications. It provides a robust and flexible platform for system integrators who require multiple expansion slots, mixed bus architectures, and reliable connectivity between legacy and modern interface standards. The backplane supports 12 PCI slots, 1 PICMG slot, and 1 ISA slot, making it suitable for hybrid systems that combine both contemporary and legacy expansion cards.

This model integrates dual DEC 21150 PCI-to-PCI bridge chips, ensuring stable and efficient communication between multiple PCI buses. It also features AT and ATX power connectors, providing compatibility with a wide range of industrial power supplies. The board includes five onboard status LEDs for power and system diagnostics, and its compact yet spacious layout (317 mm × 263 mm) allows for easy integration into standard industrial chassis.

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2. Key Features
- 14 Total Expansion Slots:
- 12 × PCI slots for modern peripheral expansion
- 1 × PICMG slot for CPU or system host board connection
- 1 × ISA slot for legacy device support

- Dual PCI Bridge Architecture:
Equipped with 2 × DEC 21150 PCI-to-PCI bridge chips, enabling efficient data throughput and bus segmentation for improved performance and stability in multi-slot configurations.

- Hybrid Bus Support:
Supports both PCI and ISA buses, allowing integration of legacy ISA cards alongside newer PCI-based modules.

- Power Compatibility:
Features both AT and ATX power connectors, offering flexibility for various industrial power supply configurations.

- Diagnostic Indicators:
Includes 5 LED indicators for system status monitoring, power indication, and troubleshooting assistance.

- Compact Industrial Form Factor:
Dimensions of 317 mm × 263 mm provide a balance between slot density and manageable board size, suitable for mid-sized industrial enclosures.

- High Reliability Design:
Built for continuous operation in industrial environments, with robust PCB construction and high-quality connectors to ensure long-term durability.

- Scalable System Integration:
Designed to interface with PICMG single-board computers (SBCs), enabling scalable system configurations for automation, control, and data acquisition applications.

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3. Technical Specifications
- Model: MBP-301c
- Form Factor: 14-slot industrial backplane
- Slot Configuration:
- 12 × PCI slots (32-bit, 33 MHz)
- 1 × PICMG slot (for CPU card or system host board)
- 1 × ISA slot (for legacy expansion)
- Bridge Chips: 2 × DEC 21150 PCI-to-PCI bridges
- Power Connectors:
- 1 × AT power connector
- 1 × ATX power connector
- LED Indicators: 5 × status LEDs (power, activity, fault, etc.)
- Dimensions: 317 mm (W) × 263 mm (D)
- Material: Multi-layer PCB with industrial-grade copper traces and gold-plated connectors
- Operating Environment:
- Designed for industrial temperature and vibration tolerance (exact range not specified)
- Suitable for 24/7 operation in controlled environments
- Weight: Not specified (typically between 0.8–1.2 kg for similar backplanes)
- Mounting: Compatible with standard industrial chassis and rackmount enclosures

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4. Functionality
The MBP-301c functions as the central interconnect platform within an industrial PC or embedded system. It provides the electrical and logical interface between the CPU card (installed in the PICMG slot) and peripheral expansion cards installed in the PCI and ISA slots.

- Operation:
The PICMG slot connects to a single-board computer (SBC) that acts as the system host. The DEC 21150 bridge chips manage communication between the primary PCI bus and secondary PCI segments, ensuring efficient data transfer and minimizing latency across multiple PCI devices. The ISA slot is connected through the PICMG interface, allowing legacy ISA cards to operate alongside PCI peripherals.

- Use Cases:
- Industrial automation controllers
- Data acquisition systems
- Machine vision and motion control platforms
- Test and measurement equipment
- Communication and networking systems
- Legacy system upgrades requiring ISA support

- Compatibility:
Compatible with standard PICMG 1.0 or PICMG 1.3 single-board computers (depending on electrical configuration). Supports a wide range of PCI and ISA expansion cards, including I/O controllers, data acquisition modules, communication interfaces, and motion control cards.

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5. Components & Accessories
Included Components:
- MBP-301c backplane board
- Integrated DEC 21150 bridge chips (factory-installed)
- Onboard LED indicators
- AT and ATX power connectors
- Mounting holes for chassis installation

Optional Accessories (typical for this class of product):
- Power cables (AT/ATX)
- PICMG CPU card (sold separately)
- PCI and ISA expansion cards
- Chassis mounting hardware
- Cooling fans or airflow guides (depending on enclosure design)

Connectors and Interfaces:
- 12 × PCI slots (gold-plated edge connectors)
- 1 × PICMG slot (CPU interface)
- 1 × ISA slot (legacy expansion)
- 1 × AT power connector (P8/P9 type)
- 1 × ATX 20-pin or 24-pin power connector
- 5 × LED indicators (status, power, activity)

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6. Installation & Setup
Requirements:
- Compatible industrial chassis with sufficient slot alignment for 14-slot backplane
- Supported PICMG single-board computer
- AT or ATX power supply with appropriate wattage and connectors
- Proper grounding and ESD protection during installation

Mounting Options:
- Standard screw mounting through pre-drilled holes on the PCB
- Compatible with 14-slot rackmount or wall-mount industrial enclosures
- Horizontal or vertical orientation depending on chassis design

Configuration Steps:
1. Power off the system and disconnect all power sources.
2. Mount the MBP-301c securely into the chassis using the provided mounting holes.
3. Connect the AT or ATX power supply to the corresponding connectors on the backplane.
4. Install the PICMG CPU card into the designated PICMG slot.
5. Insert PCI and ISA expansion cards into their respective slots, ensuring proper alignment.
6. Connect front panel or diagnostic LEDs if applicable.
7. Power on the system and verify LED indicators for correct operation.

Setup Notes:
- Ensure that the total power consumption of installed cards does not exceed the power supply’s rated output.
- Maintain adequate airflow within the chassis to prevent overheating.
- Use anti-static precautions when handling the backplane and expansion cards.

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7. Performance & Capabilities
- Bus Architecture: Multi-segment PCI bus with dual DEC 21150 bridges for optimized throughput.
- Data Transfer Rate: Up to 133 MB/s per PCI bus segment (32-bit, 33 MHz).
- Bridge Performance: DEC 21150 bridges provide transparent PCI-to-PCI communication with minimal latency.
- System Capacity: Supports up to 12 PCI devices simultaneously, plus one ISA device.
- Power Distribution: Designed to handle typical industrial loads; supports both 5V and 3.3V PCI signaling (depending on card type).
- Efficiency: Optimized trace routing and impedance control for signal integrity and reduced crosstalk.
- Limitations:
- Limited to 33 MHz PCI bus speed (not PCI-X or PCIe).
- ISA slot intended for low-bandwidth legacy devices.
- Requires compatible PICMG CPU card for full functionality.

Thermal and Electrical Performance:
- High-quality PCB materials ensure stable operation under continuous load.
- Power connectors support redundant or dual-supply configurations for reliability.
- LED indicators provide real-time feedback on system status and power conditions.

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8. Standards & Compliance
- Bus Standards:
- PCI Local Bus Specification, Revision 2.2
- ISA Bus Standard (Industry Standard Architecture)
- PICMG 1.0 (or compatible) for CPU card interface

- Electrical Standards:
- AT and ATX power connector pinouts compliant with industry specifications
- DEC 21150 bridge compliance with PCI-to-PCI Bridge Architecture Specification

- Regulatory Compliance:
- Designed to meet CE and FCC Class A requirements for industrial equipment (typical for this product class)
- RoHS-compliant materials (lead-free solder and components)

- Quality and Reliability:
- Manufactured under ISO 9001 quality management standards
- 100% functional testing before shipment

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9. Additional Information
- Warranty: Typically covered by a 1- to 3-year limited warranty (depending on manufacturer policy) against defects in materials and workmanship.
- Technical Support:
- Manufacturer or distributor provides technical documentation, installation guides, and support resources.
- Firmware or BIOS updates (if applicable) available through the CPU card manufacturer.

- Maintenance:
- Periodic inspection recommended to ensure connectors remain clean and secure.
- Avoid exposure to excessive dust, moisture, or vibration.
- Replace power connectors or slots if signs of wear or oxidation appear.

- Lifecycle and Availability:
- Designed for long-term availability to support industrial system lifecycles.
- Backward compatibility with legacy ISA devices ensures extended usability in existing installations.

- Upgrade Path:
- Compatible with a wide range of PICMG CPU cards, allowing system upgrades without replacing the entire chassis.
- Supports transition from ISA to PCI-based systems while maintaining legacy support.

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Summary
The MBP-301c 14-slot industrial backplane is a versatile and durable platform engineered for system integrators and OEMs building hybrid industrial PCs. With 12 PCI slots, 1 PICMG slot, and 1 ISA slot, it bridges the gap between modern and legacy technologies. The inclusion of dual DEC 21150 PCI bridges ensures stable, high-performance communication across multiple PCI buses, while AT and ATX power connectors provide flexible power options.

Its 317 × 263 mm form factor fits standard industrial enclosures, and five onboard LEDs offer immediate visual diagnostics. Built to meet industrial standards and designed for long-term reliability, the MBP-301c is ideal for automation, control, and data acquisition systems requiring both scalability and backward compatibility.

This backplane exemplifies industrial-grade engineering—combining robust electrical design, flexible expansion capability, and compliance with key industry standards—to deliver a dependable foundation for complex embedded computing solutions.