Memory Expansion Board; Shelf Plate - GE D25 User Manual

GE Grid Solutions

Memory Expansion Board

Memory Memory Expansion board is a general purpose RAM card that can provide
Expansion
extra memory for:
Board
• larger, more complex configurations
• file storage for use by the oscillography waveform recording and power quality
functions of the D25.
The module is a removable daughter card of the D25 WESDAC module.
Memory Expansion module is mounted on top of the WESDAC (Main)
Location
Board.
Removing the Carefully grasp the board on both sides, and pull away from the WESDAC
Memory
Board.
Expansion
A slight rocking motion may assist in freeing the board from its connectors
Board
Replacing the 1. Carefully position the Memory Expansion board atop the WESDAC
Memory
Board, and align the connectors.
Expansion
2. Firmly press down on the connectors until completely seated with
Board
WESDAC board connectors.
!
Do not press down on the center of the Memory Expansion board while
installing it; this will result in damage to the board. Instead, press down on the
area directly on top of the connectors at the top and bottom of the Memory
Expansion board.
Caution

Shelf Plate

Shelf Plate The Shelf Plate is the metal plate that carries the Power Supply, IED/RTC
card and the optional XCOM card.
Servicing or replacing any of these components requires the removal of the
Shelf Plate.
Locking Two Locking Brackets secure the Shelf Plate, one on each side of the
Brackets
enclosure.
These brackets are designed to prevent the accidental removal of the Shelf
Plate when the WESDAC Board is pulled out of the enclosure
!
Remove all external connections from the IED/RTC card and/or the XCOM
card before removing the Shelf plate.
External
Connections
GE Information 994-0081-3.00-21
D25
User's Manual
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