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GE VMIVME‑7750‑746000 | Dual 10/100 Ethernet | VME C.1 Compliant CPU Card

GE VMIVME‑7750‑746000 | Dual 10/100 Ethernet | VME C.1 Compliant CPU Card

Original price was: $999.00.Current price is: $888.00.

  • Model: VMIVME‑7750‑746000
  • Brand: GE (VMIC legacy)
  • Series: VMIVME‑7750 VMEbus SBC
  • Core Function: Operates as embedded single‑board computer to run real‑time operating systems, manage VMEbus I/O backplane traffic, and handle network communication for legacy industrial rack systems.
  • Category: VMEbus Single‑Board Computer (SBC)
  • Key Specs: 1.26 GHz Pentium‑III, up to 512 MB SDRAM, Tundra Universe‑II PCI‑VME bridge
  • Availability & Condition: New Surplus, Ready to Ship; OEM end‑of‑life status
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Description

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GE VMIVME‑7750‑746000 | Dual 10/100 Ethernet | VME C.1 Compliant CPU Card

Key Technical Specifications

Parameter Value
Processor Intel Pentium‑III 1.26 GHz, 512 KB L2 Advanced Transfer Cache
Chipset Intel 815E, 133 MHz front‑side bus
System Memory Up to 512 MB PC133 SDRAM (SODIMM socket)
VMEbus Bridge Tundra Universe‑II PCI‑to‑VME bridge
VME Compliance VMEbus Rev C.1, VME64; A24/A32 addressing, master/slave operation
Network Interfaces Dual 10/100 Mbps RJ45 Ethernet
On‑board I/O 2× RS‑232 serial, VGA SVGA output, IDE storage interface
Expansion Single 32‑bit PMC mezzanine slot
On‑board Utilities Hardware watchdog timer, battery‑backed RTC, 32 KB NVSRAM
Form Factor 6U single‑slot VME Eurocard
Power Source Draws +5 V / ±12 VDC from VME backplane
Operating Temperature 0 °C to +55 °C
Humidity 5‑95 %, non‑condensing
OS Compatibility VxWorks, QNX, Linux, Windows embedded variants

 

Product Introduction

With a scan‑capable backplane bridge and 512 KB on‑chip cache, the VMIVME‑7750‑746000 delivers embedded computing power for aging VME‑based control racks. It fills system‑controller roles or runs as a peer CPU inside multi‑processor VME crates, moving data between PMC add‑ons, field I/O cards, and upper‑layer host networks.

The integrated Universe‑II bridge handles transparent PCI‑VME translation without extra adapter hardware. Honestly, this built‑in bridge cuts away piles of custom glue‑logic work when modernizing old VME installations. It relies fully on rack backplane power; no separate external power supply needs routing to the front panel.

GE VMIVME‑7750‑746000 | Dual 10/100 Ethernet | VME C.1 Compliant CPU Card

QC, Procurement & Logistics SOP

  1. Inbound Verification. Confirm full part number VMIVME‑7750‑746000, PCB revision level, and OEM label authenticity. Cross‑reference serial numbers against internal inventory logs to filter modified or scavenged assemblies.
  2. Live Rig Testing. Insert module into validated 6U VME test chassis. Execute power‑on initialization, verify VME master/slave cycles, exercise both Ethernet ports, and validate watchdog trigger function. Retain test logs for buyer records.
  3. QA & Anti‑Static Packaging. Complete visual inspection for bent connectors or board‑trace damage. Place unit inside ESD‑shielded bag, set within foam‑fitted rigid shipping carton.
  4. Global Logistics & Export Compliance. Assign proper HS classification for embedded industrial computing hardware to reduce customs hold risk. Shock‑absorbent packaging works for air or sea freight —though customs clearance in parts of Africa might add 3‑5 days. All export paperwork follows cross‑border shipping requirements.

GE VMIVME‑7750‑746000 | Dual 10/100 Ethernet | VME C.1 Compliant CPU Card

Technical Pitfalls & Integration Warnings

  1. Firmware / OS Image Mismatch. A VMIVME‑7750‑746000 populated with a VxWorks 5.4 boot image cannot boot on a target built for VxWorks 6.8. A technician can see BIOS startup lights and think hardware passes, yet hit continuous kernel panics under real‑rack load. Always match OS boot image to exact hardware variant before deployment.
  2. VME Backplane Slot Configuration Errors. This SBC can run as VME system controller or slave node. Mis‑set backplane jumpers force bus arbitration lock‑ups. The card may power up fine, but no other VME modules on the crate get bus access. Double‑check system‑controller jumper setting against your crate layout.
  3. PMC Mezzanine Physical / Timing Incompatibility. Fitting a 66‑MHz PMC card into this 33‑MHz PMC slot creates intermittent data corruption. Bench tests with light traffic can look normal; heavy burst transfers trigger silent data drops. Confirm PMC mezzanine PCI clock rating before installation.
  4. ESD destruction during unboxing. Technicians touching exposed backplane gold‑fingers without wrist‑strap grounding can create hidden board damage. The SBC may boot in the workshop and lock up randomly after weeks of cabinet thermal cycling. Grounding procedures apply any time the circuit board sits outside its protective bag.

GE VMIVME‑7750‑746000 | Dual 10/100 Ethernet | VME C.1 Compliant CPU Card

Frequently Asked Questions (FAQ)

What global lead times should I budget for this VMIVME‑7750‑746000 order? Stocked units ship within 1‑3 business days. Add 9‑18 days transit for remote territories; arrival timelines shift based on local customs processing.

What shipping and customs options can be arranged for this VME SBC? Air freight suits urgent outage replacements. Sea freight lowers cost for bulk spare‑part batches. Pre‑classified commodity documentation gets provided, yet destination‑side import compliance stays the buyer’s obligation.

Can I hot‑swap this SBC inside a live powered VME crate? Do not hot‑swap. Pulling or inserting this module under power corrupts VME bus arbitration signals and can crash every other board inside the crate. Place the crate into maintenance mode and cut rack power before card removal or insertion.

Does VMIVME‑7750‑746000 offer backward compatibility with older 6U VME crates? It physically fits most 6U VME Rev C.1 chassis. Older backplanes with degraded arbitration circuits generate unstable bus performance. Inspect backplane condition before purchase if working with very legacy hardware.

What documentation will ship with the unit? Internal validation test report, packing list, and cross‑border compliance documents are supplied. Hard‑copy manufacturer manuals are not included; digital datasheet files can be shared on request.

If one Ethernet channel fails on‑site, will the whole SBC stop executing control tasks? On‑board processing continues over the second network path. Log the faulted port within system diagnostics and plan SBC replacement at your next scheduled maintenance window.

Can I mix this SBC alongside other generations of VME CPUs inside one physical crate? Mixed‑CPU crates can operate, but every node must respect shared VME arbitration rules. Mis‑configured system‑controller roles bring total crate bus lock‑up. Map out slot roles completely before mixing dissimilar processor boards.

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