Lam Research VME-7671-421000 Original Industrial Spare 3VCCPU
VME-7671-421000Lam Research VME-7671-421000 (3VCCPU AHCT) original VME Bus CPU board. Cross-ref: 605-048878-001. Industrial replacement, tested, 12-month warranty. Ships worldwide.
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The LAM RESEARCH 810-017034-005 is a high-performance VME CPU Processor Module engineered for continuous, fault-tolerant operation in the most demanding industrial and semiconductor manufacturing environments. Built on the proven VMEbus (VME) architecture, this module delivers deterministic real-time processing, robust signal integrity, and exceptional resistance to the electrical, thermal, and mechanical stresses found in modern production facilities.
Whether deployed in a semiconductor etch chamber controller, a precision wafer-handling system, or a high-throughput process automation rack, the 810-017034-005 maintains stable CPU execution under conditions that would compromise lesser hardware — including elevated ambient temperatures, high-frequency electromagnetic interference (EMI), vibration from rotating machinery, and the particulate-laden atmospheres common to cleanroom-adjacent or heavy industrial zones.
This module is a direct-fit replacement for LAM RESEARCH systems utilizing the VMEbus backplane architecture. Its compatibility with the broader LAM RESEARCH control ecosystem — including associated I/O boards, communication modules, and power distribution cards within the same chassis — makes it an essential spare for any facility running LAM RESEARCH etch, CVD, or CMP equipment. Procurement teams managing semiconductor fab uptime will recognize the 810-017034-005 as a mission-critical component whose availability directly impacts mean time to repair (MTTR) and overall equipment effectiveness (OEE).
| Parameter | Specification / Detail |
|---|---|
| Part Number / SKU | 810-017034-005 |
| Manufacturer | LAM RESEARCH |
| Module Type | VME CPU Processor Module |
| Bus Architecture | VMEbus (IEEE 1014 / IEC 821) |
| Form Factor | 6U VME Single-Board Computer |
| Operating Temperature | 0°C to +55°C (industrial grade, extended range) |
| Storage Temperature | -40°C to +85°C |
| EMI / RFI Resistance | Designed for high-noise industrial environments; shielded PCB layers |
| Vibration Tolerance | Suitable for rack-mounted industrial enclosures with mechanical vibration |
| Protection Class | Conformal-coated PCB for humidity and particulate resistance |
| Power Supply Compatibility | VMEbus standard ±5V / ±12V backplane power rails |
| Application Systems | LAM RESEARCH Etch, CVD, CMP, and Wafer Handling Controllers |
| Compatibility | Direct replacement for LAM RESEARCH VMEbus-based control racks |
| Condition | Refurbished / Tested — Fully functional, meets OEM specifications |
| Warranty | 12-Month Warranty (defect-free operation guaranteed) |
| Origin | United States (OEM manufactured) |
| Weight | Approx. 1,110 g |
| Shipping | Global express shipping; ESD-safe anti-static packaging |
The 810-017034-005 does not operate in isolation — it is the processing core of a tightly integrated control architecture. In a typical LAM RESEARCH process tool, this VME CPU module coordinates with multiple subsystem components to maintain safe, repeatable process execution. The module interfaces directly with VME-format I/O boards that aggregate analog and digital signals from sensors, actuators, and interlocks distributed across the process chamber. These I/O modules relay real-time feedback — including temperature, pressure, flow rate, and endpoint detection signals — back to the CPU for closed-loop control.
Power integrity is maintained by dedicated VMEbus power supply modules and DC-DC converters mounted within the same control rack. These units provide clean, regulated voltage rails to the CPU and peripheral cards, ensuring that transient load spikes from high-current actuators or RF generators do not propagate into the logic circuitry. In facilities where power quality is variable, additional line conditioning and surge protection devices are installed upstream of the VME chassis to further protect the 810-017034-005 and its companion cards.
Communication between the VME CPU and higher-level supervisory systems — such as factory automation hosts, MES platforms, or SCADA controllers — is handled through dedicated communication modules installed in adjacent VME slots. These cards support protocols including Ethernet, RS-232/RS-422, GPIB, and proprietary LAM RESEARCH inter-system buses, enabling the 810-017034-005 to participate in coordinated, multi-tool production sequences without latency or data loss.
Safety interlock logic is enforced through dedicated safety relay modules and hardwired interlock chains that operate independently of the CPU’s software state. Even in the event of a CPU fault or firmware exception, these hardware safety layers ensure that hazardous process conditions — such as over-pressure, over-temperature, or RF arc events — trigger immediate protective shutdowns. The 810-017034-005 is designed to resume normal operation after a controlled restart without requiring manual recalibration of the safety subsystem.
Terminal blocks and field wiring panels within the control cabinet provide the physical interface between the VME system and field instrumentation. Proper labeling, cable management, and shielded wiring practices at these termination points are essential to preserving the EMI immunity of the 810-017034-005 in high-frequency process environments.
The LAM RESEARCH 810-017034-005 VME CPU Processor Module is deployed across a range of critical industrial sectors where process continuity, precision, and safety are non-negotiable.
In semiconductor fabrication, this module serves as the central controller for plasma etch and chemical vapor deposition (CVD) tools. It manages recipe execution, endpoint detection, and chamber conditioning sequences with microsecond-level timing precision. Any unplanned downtime of the CPU module in a fab environment can result in wafer loss, chamber contamination, and significant revenue impact — making a qualified spare unit an essential component of any fab’s maintenance inventory.
In advanced electronics manufacturing and flat panel display production, similar VMEbus-based control architectures are used to manage large-area deposition and etch systems. The 810-017034-005’s compatibility with the VMEbus standard means it can also serve as a reference platform for engineers maintaining legacy control systems in these facilities.
In industrial automation and process control more broadly, VMEbus CPU modules like the 810-017034-005 are found in high-reliability applications including power generation control systems, oil and gas process controllers, water treatment automation, and railway signaling infrastructure — anywhere that a ruggedized, real-time embedded computing platform is required to operate continuously for years without intervention.
Facilities in metallurgy, mining, and heavy manufacturing that have standardized on VMEbus-based control platforms benefit from the long service life and backward compatibility of the VMEbus standard. The 810-017034-005 can extend the operational life of existing control systems without requiring a full platform migration, protecting capital investment while maintaining process reliability.
Q1: What does the 12-month warranty cover, and how is it enforced?
The 12-month warranty covers all defects in materials and workmanship under normal operating conditions. If the 810-017034-005 fails due to a manufacturing or refurbishment defect within 12 months of shipment, TOPNLMS will provide a replacement unit or full refund at no additional cost. Warranty claims are processed within 5 business days of receiving the returned unit. The warranty does not cover damage resulting from incorrect installation, overvoltage events, or unauthorized modification.
Q2: How is each unit tested before shipment?
Every 810-017034-005 unit undergoes a multi-stage inspection and functional test protocol prior to shipment. This includes visual inspection for physical damage, power-on self-test (POST) verification, bus interface continuity testing, and where applicable, firmware version verification against OEM specifications. Units that do not pass all test stages are quarantined and not offered for sale. A test report is available upon request for customers with specific quality documentation requirements.
Q3: Is the 810-017034-005 compatible with my existing LAM RESEARCH system?
The 810-017034-005 is designed as a direct OEM replacement for LAM RESEARCH VMEbus-based control systems. Compatibility depends on your specific tool model, firmware revision, and backplane configuration. TOPNLMS technical support can assist with compatibility verification prior to purchase — please provide your tool model number and current CPU firmware version when inquiring. We recommend confirming compatibility before installation in a production environment.
Q4: Can TOPNLMS support long-term supply of this module for ongoing maintenance programs?
Yes. TOPNLMS maintains stock of high-demand industrial automation spare parts including VME CPU modules, I/O boards, and communication cards from major OEMs. For customers with planned maintenance schedules or multi-site operations, we offer reserved stock arrangements and priority fulfillment agreements. Contact our team to discuss volume pricing, lead time commitments, and consignment stocking options tailored to your facility’s uptime requirements.
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