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GE DS200VPBLG2A VME Processor/Bus Master Board

The GE DS200VPBLG2A, also cataloged as the DS200VPBLG2A VME Processor/Bus Master Board, operates as a dedicated hardware component for VMEbus traffic management and processor-level data exchange within the GE Mark V SpeedTronic Control System.

Hardware Specifications

Parameter	Specification
Model	DS200VPBLG2A
Brand	GE (General Electric)
Origin	United States
Weight	0.3 kg
Operating Temp	0 deg C to +60 deg C
Product Type	VME Processor / Bus Master Board
System Series	Mark V SpeedTronic Control System
Bus Architecture	Standard VMEbus interface
Revision Level	Group 2 Functional Revision A (G2A)
VME Connectors	Eight VME connectors
Exciter Connector	34-Pin ribbon connector
Terminal Block	12-Pin terminal block
Form Factor	High-density rack-mounted PCB module
Manual Reference	GEI-100227

Deterministic VMEbus Communication and Firmware Compatibility

The DS200VPBLG2A board operates as a VME processor and bus master interface inside the Mark V SpeedTronic rack architecture. The module manages VMEbus transactions between processor resources and installed I/O boards through the backplane connection. Hardware configuration depends on the installed firmware revision and compatible Mark V rack components. The board provides controlled data transfer paths for system task execution, I/O communication, and rack-level processing coordination.

The module supports firmware flash compatibility requirements associated with the Mark V platform. Firmware revision matching must be verified before replacement or rack integration to maintain processor communication behavior and VMEbus addressing compatibility.

Frequently Asked Questions (FAQ)

Q: What is the primary function of the DS200VPBLG2A board?
A: The DS200VPBLG2A functions as a VME Processor/Bus Master Board, controlling VMEbus communication and coordinating data exchange between processor functions and connected I/O boards.

Q: Does the DS200VPBLG2A use standard VMEbus connections?
A: Yes. The board is designed for integration into a Mark V rack using VMEbus backplane connectors and associated front-panel interfaces.

Q: Are firmware revisions interchangeable between DS200VPBLG2A boards?
A: Firmware compatibility depends on the Mark V system configuration and installed hardware revision. Matching firmware and board revision requirements must be confirmed before installation.

Field Installation Guidelines

• Install the DS200VPBLG2A only in the designated Mark V SpeedTronic rack position specified by the system configuration documentation.
• Verify VME backplane connector alignment before insertion to prevent mechanical damage to PCB edge contacts.
• Confirm power isolation before removing or installing the board inside the control rack.
• Maintain proper cable routing for the 34-Pin ribbon connector and 12-Pin terminal block wiring to prevent mechanical stress and signal interference.
• Inspect connector contacts, PCB surfaces, and rack backplane interfaces before installation.
• Follow applicable grounding and shielding practices for industrial control cabinet wiring.

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