WESTINGHOUSE 7381A88G01 Memory Board MDMD

The WESTINGHOUSE 7381A88G01, also cataloged as the 7381A88G01 Memory Board MDMD, operates as a dedicated hardware component for solid-state memory storage and program execution caching within WESTINGHOUSE WDPF architectures. It provides high-speed memory address mapping and data buffer execution directly to the primary controller backplane. Hardware revision levels, address selection jumpers, and mounting configurations must be aligned with the local drop controller schedule to preserve real-time system database synchronization.

Suffix Breakdown & Model Matrix

Hardware Specifications

Backplane Bus Communication and Firmware Synchronization

Engineered for integration into the WESTINGHOUSE controller backplane, the memory assembly maintains backplane bus communication velocity during intensive read/write cycles. High-density RAM/ROM memory arrays provide deterministic access times for controller firmware and dynamic process variables. Hardware logic controls firmware flash compatibility and prevents memory bus contention during multi-master backplane arbitration.

Frequently Asked Questions

Q: Does the WESTINGHOUSE 7381A88G01 support hot-plugging into an active chassis?

A: No, system power to the rack chassis must be turned off before board installation or removal to prevent data corruption and electrical damage to static-sensitive memory chips.

Q: How is memory address allocation configured on the 7381A88G01 board?

A: Memory addressing is set via onboard hardware jumper links and switch blocks, which must be set according to the memory map assigned in the host drop controller setup.

Field Installation Guidelines

1. Turn off all AC/DC power sources feeding the host controller rack prior to servicing the card cage assembly.
2. Wear a grounded conductive wrist strap to prevent electrostatic discharge damage to memory integrated circuits.
3. Verify that all onboard address jumpers and configuration headers match the existing unit being replaced.
4. Carefully insert the PCB into the designated mounting rails, ensuring solid engagement of all edge pins and connectors.
5. Fasten all panel mounting screws securely to maintain continuous ground bonding across the cabinet chassis frame.