Description
- Motorola MVME2603-761 | OEM Legacy Automation Spare
Unboxing & Physical Snapshot
- Model & Brand: Motorola MVME2603-761 6U VMEbus Single Board Computer with MVME761 I/O transition support. The MVME2603 family uses a PowerPC 603 processor, ECC DRAM memory modules, PCI expansion, Ethernet, SCSI, and VMEbus system control functions. ([turn0search0][turn0search1])
- Approximate Physical Dimensions (W × H × D): Approximately 233 × 160 × 25 mm (9.2 × 6.3 × 1.0 in.) for the 6U VME module format. The complete installation may require additional rear I/O clearance for the MVME761 transition module.
- Estimated Shipping Weight: Approximately 1.5–2.0 kg (3.3–4.4 lb) including ESD packaging, front panel protection, and associated I/O hardware.
- What’s in the Box:
- Motorola MVME2603-761 VME processor module
- MVME761-compatible I/O configuration support
- Front panel assembly
- Anti-static (ESD) shielding bag
- Protective foam packaging
- Installed RAM/Flash components as configured
- Firmware devices and identification labels when supplied
Product Introduction
The Motorola MVME2603-761 mounts into a 6U VMEbus chassis, with the main processor board installed in the front card cage and external interfaces routed through the rear transition module. The MVME761 option provides additional I/O access through the VME P2 connector, including Ethernet, serial, parallel, and SCSI connections (which is critical when replacing hardware in established VME control racks). Verify backplane wiring, P2 routing, and transition module compatibility before installation. ([turn0search0])
This embedded controller was designed for long-service industrial computing platforms requiring PowerPC processing and VMEbus compatibility. The architecture includes a PowerPC 603 processor, ECC DRAM expansion through RAM200 modules, optional L2 cache, Flash storage, PMC expansion capability, Ethernet communication, and Fast SCSI interfaces. ([turn0search1]turn0search12 Inspect the edge connectors, PMC socket, memory module seating, battery-backed clock component, and PCB surface condition before placing stored inventory into service.
Core Technical Specifications
| Parameter | Value |
|---|---|
| Manufacturer | Motorola |
| Model Number | MVME2603-761 |
| Product Type | 6U VME Single Board Computer |
| Processor | PowerPC 603 |
| Processor Frequency | Variant dependent (commonly 200 MHz class) |
| L2 Cache | Optional 256 KB onboard cache |
| DRAM Memory | 16 MB to 256 MB ECC DRAM via RAM200 module |
| Flash Memory | Up to 8 MB onboard/configuration dependent |
| VME Interface | VME64 compatible |
| VME Addressing | A16/A24/A32 |
| VME Data Transfer | D8/D16/D32/D64 block transfer support |
| PCI Interface | Local PCI bus architecture |
| PMC Expansion | One IEEE P1386.1 PMC slot |
| Ethernet Interface | 10BaseT/100BaseTX through MVME761 |
| SCSI Interface | Fast SCSI-2 support |
| Serial Interfaces | Multiple async/sync serial ports through MVME761 |
| Parallel Interface | IEEE 1284 compatible parallel I/O |
| NVRAM | Battery-backed RTC/NVRAM |
| Watchdog Timer | Hardware watchdog support |
| Power Input | +5 VDC and ±12 VDC VME rails |
| Typical Power Consumption | Approximately 25–35 W class depending on configuration |
| Cooling Method | Forced-air VME chassis cooling |
| Board Format | 6U VME single-slot module |

Motorola MVME2603-761
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Global Compliance & Industry Certifications
Expected regulatory approvals and compliance considerations for the Motorola MVME2603-761 include:
- CE Mark compliance when installed within a qualified equipment assembly
- UL/cUL recognition where applicable to the complete VME system
- FCC Class A industrial computing emissions considerations
- IEEE 1014 VMEbus compatibility
- VME64 interface compatibility
- RoHS compliance depending on manufacturing date and refurbishment history
- ATEX/IECEx suitability only when integrated into a certified hazardous-area enclosure
- Marine approvals such as DNV GL only for specifically qualified equipment packages
For VME computer systems, compliance is normally evaluated at the rack level. The chassis shielding, power supply filtering, grounding conductors, and cable routing determine final EMC behavior.
Verify specific lot certifications with OEM.
Long-Term Storage & Asset Preservation Guide
Keep the inside an anti-static (ESD) shielding bag during storage. Protect the VME edge contacts, PMC connector, and rear I/O interfaces from oxidation and contamination.
Inspect the battery-backed RTC/NVRAM component before installation. Long shelf periods can affect battery performance, and leakage from older battery assemblies may damage nearby PCB traces.
Maintain warehouse humidity below 60% RH and avoid temperature cycling. Before release, document the serial number, board revision, processor type, RAM configuration, Flash image, and visible condition.
Physical Installation Prerequisites
- Install only in a compatible 6U VMEbus chassis.
- Verify VME64 backplane compatibility before insertion.
- Confirm the rear transition module connection path.
- Use card guides and extraction handles correctly.
- Maintain forced-air cooling through the VME chassis airflow system.
- Leave approximately 50 mm clearance around airflow intake and exhaust areas where practical.
- Confirm chassis protective earth grounding.
- Inspect P1/P2 connector contacts before energization.
- Verify software image and firmware compatibility with the target VME application.

Motorola MVME2603-761
Buyer’s FAQ (Logistics & Compliance Focus)
Q: What HS Tariff Code is commonly used for the Motorola ?
A: VME single-board computers are generally evaluated under electronic computing assembly classifications, commonly within HS 8471 categories. The final tariff code depends on the declared equipment function and the importing country’s customs interpretation.
Q: Does Country of Origin affect importing the ?
A: Yes. COO affects customs documentation, asset records, and supplier traceability. Confirm origin details from the product label, commercial invoice, and supplier documentation before shipment.
Q: Should shipping insurance be included for this Motorola VME module?
A: Recommended. The unit contains processor electronics, ECC memory, PMC expansion contacts, and rear I/O interfaces. Use ESD shielding, shock-resistant packaging, and receiving inspection records.
Q: Does the include the latest firmware pre-loaded?
A: Firmware depends on the installed Flash and ROM contents. The module supports boot firmware and operating system environments, but the correct image must be verified against the target VME application before commissioning. ([turn0search0]turn0search12)



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