1. Product Overview

Product Name: cBP‑3206
Article Number: cBP‑3206
Series: cBP‑3200 Series – 3U CompactPCI 32‑bit Backplane with Rear I/O Option
Model Description: 6‑slot CompactPCI 32‑bit backplane, ATX form factor
Manufacturer: ADLINK Technology Inc.
Associated System Platforms: cPCIS‑2000 and cPCIS‑1000 Series CompactPCI Sub‑systems
Product Category: Industrial backplane for 3U CompactPCI systems
Manufacturer Website: [www.adlinktech.com](http://www.adlinktech.com)

The ADLINK cBP‑3206 is a 6‑slot, 3U CompactPCI backplane designed for high‑reliability industrial computing platforms. It is part of ADLINK’s cBP‑3200 Series, which provides 32‑bit CompactPCI bus connectivity with optional rear I/O support. The backplane is engineered for integration into ADLINK’s cPCIS‑2000 and cPCIS‑1000 chassis, supporting both single and redundant power configurations.

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2. Key Features

- CompactPCI PICMG 2.0 R2.1 Compliant: Ensures full interoperability with standard CompactPCI modules and system controllers.
- 32‑bit PCI Bus Architecture: Provides a 32‑bit data path on the P1 connector, supporting up to seven bus‑mastering I/O slots.
- Rear I/O Capability (R Version): Optional P2 connectors enable rear I/O functionality for advanced system configurations.
- 6‑Slot Configuration: One system slot and five peripheral slots, optimized for 3U CompactPCI systems.
- High‑Quality 10‑Layer PCB: Precision impedance control for signal integrity and reduced crosstalk in high‑speed data environments.
- Multiple Power Input Options: Dual ATX‑style connectors and general‑purpose screw terminals for flexible power integration.
- Selectable V(I/O) Voltage: Configurable for either +3.3 V or +5 V signaling (factory default +5 V).
- Compact 3U Form Factor: Fits standard 19‑inch rackmount chassis and ADLINK’s cPCIS‑2000A/1000 enclosures.
- System Slot Orientation: Right‑hand system slot layout for compatibility with ADLINK’s CompactPCI CPU boards.
- Robust Mechanical Design: 10‑layer PCB construction and industrial‑grade connectors ensure long‑term reliability.
- Rear I/O Support: Versions designated “R” (e.g., cBP‑3206R) include P2 connectors for rear I/O transition modules.

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3. Technical Specifications

| Parameter | Specification |
|----------------|-------------------|
| Form Factor | 3U CompactPCI |
| Bus Type | 32‑bit PCI bus on P1 |
| Number of Slots | 6 total (1 system + 5 peripheral) |
| PCB Layers | 10‑layer controlled impedance |
| Dimensions | 133.35 mm (H) × 182.0 mm (W) × 3.2 mm (T) |
| V(I/O) Voltage | Selectable +3.3 V or +5 V (default +5 V) |
| Power Input Connectors | Two ATX‑style 20‑pin connectors (CN1, CN2) and screw terminals |
| Rear I/O Option | Available on cBP‑3206R (P2 connectors installed) |
| System Slot Orientation | Right‑hand side |
| Compliance | PICMG 2.0 R2.1 CompactPCI specification |
| Material | FR‑4 industrial‑grade PCB, 1.6 mm thickness |
| Finish | Gold‑plated connector contacts, solder mask both sides |
| Operating Temperature | 0 °C to 70 °C (system dependent) |
| Storage Temperature | −40 °C to +85 °C |
| Relative Humidity | < 95 % non‑condensing |
| Weight | Approx. 0.4 kg (bare board) |

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4. Functionality

The cBP‑3206 serves as the electrical and mechanical backbone of a 3U CompactPCI system. It distributes the PCI bus signals, power rails, and control signals between the system controller and peripheral boards.

- System Slot: Hosts the CompactPCI CPU or system controller board.
- Peripheral Slots: Accommodate up to five I/O or peripheral modules.
- Power Distribution: Accepts DC input from ATX power supplies or redundant CompactPCI PSUs via screw terminals.
- Signal Routing: Provides 32‑bit PCI bus routing on P1; optional P2 connectors (R version) enable rear I/O transition modules.
- Use Cases:
- Industrial automation controllers
- Embedded computing platforms
- Test and measurement systems
- Communication and data acquisition systems
- Compatibility: Fully compatible with ADLINK’s cPCIS‑2000A/1000 chassis, cPS‑150R and cPS‑175 power supplies, and cPCI CPU boards.

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5. Components & Accessories

Included Components:
- cBP‑3206 backplane assembly
- Two ATX‑style 20‑pin power connectors (CN1, CN2)
- Screw terminal block for auxiliary DC input
- Jumper headers for configuration (JP7–JP10)

Optional Accessories:
- Rear I/O Version: cBP‑3206R with installed P2 connectors
- Power Supply Options:
- cPS‑150R (31‑pin redundant PSU)
- cPS‑175/AC, /48, /24 (47‑pin redundant PSU)
- APS‑925A (280 W ATX PSU)
- Chassis Integration: Compatible with cPCIS‑2000A (4‑fan) or cPCIS‑1000 (3U rackmount) enclosures
- Mechanical Add‑ons:
- cPCI‑PSF (PS2 power supply frame)
- cPCI‑DBF (drive bay frame)
- cPCI‑SP3E (3U slot‑panel with EMC gasket)

Connectors Overview:
- P1 (System & I/O Slots): 32‑bit CompactPCI bus per PICMG 2.0 R2.1
- P2 (Rear I/O, R version only): Rear I/O signal routing
- CN1/CN2: ATX‑style 20‑pin DC power input connectors
- Screw Terminals: +3.3 V, +5 V, +12 V, −12 V, GND, V(I/O)
- Jumpers:
- JP7: +12 V Sense
- JP8: INH# (Power inhibit)
- JP9: RST# (System reset)
- JP10: FAL# (Power fail input)

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6. Installation & Setup

Mounting Requirements:
- Designed for installation in 3U CompactPCI chassis (e.g., cPCIS‑2000A).
- Mounting holes align with standard card cage rails.
- Ensure correct orientation: system slot on the right‑hand side.

Power Configuration:
- Connect ATX power supply to CN1/CN2 or use screw terminals for direct DC input.
- Verify V(I/O) jumper configuration before powering on (default +5 V).
- For redundant PSU configurations, connect via cBP‑3052 or cBP‑3062 power backplanes.

Signal Configuration:
- JP8 (INH#) can be wired to a front‑panel power switch for ATX PSU control.
- JP9 (RST#) allows external system reset control.
- JP10 (FAL#) connects to PSU fault monitoring circuits.
- JP7 enables +12 V sense feedback when supported by the power supply.

Rear I/O Setup (R Version):
- Install transition modules on the rear side of the chassis.
- Ensure P2 connectors are properly aligned and secured.

Safety Notes:
- Always power off the system before inserting or removing modules.
- Observe ESD precautions when handling the backplane.
- Verify correct voltage selection to prevent board damage.

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7. Performance & Capabilities

- Bus Performance: 32‑bit PCI bus at 33 MHz, supporting up to 132 MB/s throughput.
- Slot Support: One system slot and five peripheral slots with full bus‑mastering capability.
- Signal Integrity: 10‑layer PCB ensures controlled impedance and minimal signal skew.
- Power Handling: Supports standard CompactPCI power rails (+3.3 V, +5 V, ±12 V).
- Efficiency: Optimized trace routing minimizes power loss and EMI.
- Thermal Considerations: Designed for use with chassis providing forced‑air cooling (e.g., dual 50 CFM fans in cPCIS‑2000A).
- Limitations:
- 32‑bit bus width (no 64‑bit extension).
- Rear I/O available only on “R” variants.
- Requires external PSU and chassis cooling.

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8. Standards & Compliance

- CompactPCI Compliance: PICMG 2.0 R2.1 (32‑bit bus)
- Rear I/O Compliance: PICMG 2.0 R2.1 P2 pinout (R version)
- Power Interface Compatibility: PICMG 2.11 CompactPCI Power Interface (for use with cPS‑150R, cPS‑175 series)
- Electrical Safety: Designed to meet UL 1950, CSA C22.2 No. 950, EN 60950 (when integrated with certified PSU)
- EMC Compliance: Meets EN 55022 Class A/B and EN 50082‑2 when installed in compliant chassis
- Environmental Standards:
- Operating temperature: 0 °C – 70 °C
- Storage temperature: −40 °C – +85 °C
- Humidity: < 95 % non‑condensing
- RoHS/CE: Manufactured in accordance with ADLINK’s environmental and quality standards (RoHS compliance dependent on production date).

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9. Additional Information

Warranty:
ADLINK provides a one‑year limited warranty covering defects in materials and workmanship from the date of purchase. The warranty excludes damage due to misuse, modification, or operation beyond specified limits.

Support & Service:
- Technical Support: nuipc@adlink.com.tw
- Sales & Service: service@adlink.com.tw
- Telephone: +886‑2‑82265877
- Fax: +886‑2‑82265717
- Address: 9F, No. 166, Jian Yi Road, Chungho City, Taipei 235, Taiwan, R.O.C.
- Websites: [www.adlink.com.tw](http://www.adlink.com.tw), [www.adlinktechnology.com](http://www.adlinktechnology.com)

Maintenance:
- Periodically inspect connectors for dust or oxidation.
- Ensure proper airflow within the chassis to maintain thermal stability.
- Verify jumper settings after any system reconfiguration.

Firmware/Hardware Updates:
The cBP‑3206 is a passive backplane; no firmware updates are required. Hardware revisions may be released to improve signal integrity or compatibility with new CompactPCI modules.

Integration Notes:
- Recommended for use with ADLINK cPCIS‑2152, cPCIS‑2100, and cPCIS‑2150 systems.
- Compatible with ADLINK’s cPCI‑8215 and cPCI‑8217 LCD controller cards when integrated into systems with front‑panel displays.
- Supports redundant power configurations via cBP‑3052 or cBP‑3062 auxiliary backplanes.

Summary:
The ADLINK cBP‑3206 is a robust, industrial‑grade 6‑slot CompactPCI backplane optimized for 3U systems requiring high reliability, flexible power input, and optional rear I/O expansion. Its 10‑layer PCB design ensures superior signal integrity, while compliance with PICMG 2.0 R2.1 guarantees interoperability with a wide range of CompactPCI modules. Ideal for embedded control, automation, and test applications, the cBP‑3206 provides a stable foundation for modular industrial computing platforms.