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MVME162-213
MVME162-213
MVME162-213

Motorola MVME162-522A 01-W3960B/61C VMEbus CPU Board

  • Model: MVME162-522A (01-W3960B/61C)
  • Brand: Motorola (Emerson / VME legacy platform)
  • Series: MVME162 VMEbus Controllers
  • Core Function: Real-time embedded CPU processing
  • Product Type: VMEbus Single Board Computer (SBC)
  • Key Specs: MC68040 CPU ~25 MHz | Up to 8 MB DRAM | Ethernet + SCSI
  • Condition: New Original (New Surplus)
  • Inventory Status: Obsolete / EOL—high-criticality last-time-buy candidate
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Description

3. Key Technical Specifications

Parameter Value
Processor Motorola MC68040 / MC68LC040 (~25 MHz)
Memory 1–8 MB DRAM (parity-protected)
SRAM 512 KB battery-backed
Flash / Boot ROM Onboard boot firmware
Bus Interface VMEbus A16/A24/A32, D8/D16/D32
Communication Ethernet (optional)
Expansion Up to 4 × IndustryPack (IP) modules
Timers 6 programmable timers + watchdog
Form Factor 6U VME double-height board
Power Consumption ~15–25 W typical
Operating Temperature −40 to +85°C
Lifecycle Status End-of-Life (OEM discontinued)

The MVME162 platform integrates CPU, memory, and multi-protocol interfaces for embedded industrial control and real-time processing.

 

4. Product Introduction & Supply Chain Strategy

The Motorola MVME162-522A (01-W3960B/61C) is a VMEbus single board computer used as the central controller in legacy automation, power generation, and aerospace systems. It executes deterministic control logic while managing communication across Ethernet, SCSI, and serial interfaces.

From a supply-chain standpoint, this is a system-critical CPU module—failure results in total control system downtime. With OEM production discontinued, securing New Surplus inventory is essential. A structured last-time-buy combined with buffer stock mitigates lead time variability and eliminates the hidden failure risks associated with refurbished boards, stabilizing Total Cost of Ownership (TCO).

 

5. Installation & Configuration Guide

Stage 1: Pre-Installation (Prep & Safety)

  • Execute lock-out/tag-out (LOTO) on the VME chassis.
  • Use grounded ESD protection.
  • Record slot position, IP module configuration, and cabling.
  • Document boot parameters and firmware versions.

Stage 2: Removal

  • Power down the system completely.
  • Release front panel screws and ejectors.
  • Extract evenly to avoid PCB flex and connector damage.

Stage 3: Installation (Clone & Seat)

  • Match jumper settings and IP module configuration exactly.
  • Align with card guides and insert using ejector handles.
  • Ensure full seating into the VME backplane.

Stage 4: Power-On & Testing

  • Restore power and monitor boot sequence.
  • Verify CPU initialization and memory check.
  • Confirm Ethernet/SCSI/serial communication.
  • Validate application loading (e.g., VxWorks).

 

6. Firmware/Software Versions & Upgrade Notes

  • Typically operates with boot firmware (MVMEbug) and RTOS such as VxWorks.
  • Firmware mismatch is the primary failure risk during replacement.
  • Maintain identical firmware revision to avoid driver incompatibility.
  • Avoid upgrading firmware during hardware swap—introduces commissioning risk.
  • Always back up boot parameters and maintain rollback capability.
MVME162-213
MVME162-522A 01-W3960B/61C

 

7. Frequently Asked Questions (FAQ)

Q1: Is this unit truly new or previously installed?
This product is a Brand New Surplus unit. It is not used, not pulled from a decommissioned plant, and not refurbished. It retains original OEM integrity with zero connector wear.

Q2: Why is this priced higher than refurbished units?
Refurbished CPU boards often fail due to aging components. A CPU failure stops the entire system. The downtime cost can exceed $50,000—far outweighing any initial savings.

Q3: Is the 01-W3960B/61C obsolete?
Yes. It is a fully End-of-Life VME CPU module with no active OEM production. Availability is limited and unpredictable.

Q4: What stocking strategy do you recommend?

  • Minimum: 1–2 units per critical system (buffer stock)
  • Multi-site plants: Implement cross-site sharing
  • Reorder Point: Based on lead time variability (6–12 months typical)

Q5: Can this board be hot-swapped?
No. VME CPU modules require full shutdown before replacement to prevent bus faults and hardware damage.

Q6: What is the biggest integration risk?
Firmware mismatch and incorrect IP module configuration. Both can prevent boot or cause unstable operation.

Q7: What warranty is included?
12months warranty with full QC validation, including functional testing, memory verification, communication checks

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