D25
User's Manual
GE Grid Solutions
122
994-0081-3.00-21
GE Information
DDSP Modules
DDSP Modules
Dual DSP (DDSP) modules contain the analog-to-digital conversion and
digital signal processing (DSP) circuitry required for processing analog
signals from the AC analog input cards.
The following DDSP variants are available:
•
DDSP 32 MHz, 1 MB Memory (504-0009) – Special Order
•
DDSP 50 MHz, 1 MB Memory (504-0011) – Obsolete
•
DDSP 50 MHz, 2 MB Memory (504-0015)
Location
DDSP board is mounted on top the WESDAC Board, just left of center.
Removing the
DSP Board
Carefully grasp the board on both sides, and pull away from the WESDAC
Board. A slight rocking motion may assist in freeing the board from its
connectors
Diagram of
Type I DSP
Module
Note
: The DDSP card is mounted with component side facing toward the
WESDAC main board.
Replacing the
DSP Board
1.
Carefully position the DDSP Board on top of the WESDAC Board, and
align the connectors.
2.
Firmly press down on the connectors until completely seated with
WESDAC board connectors.
Polarized Connectors. The DDSP Cards can only be inserted right side up.
DO NOT ATTEMPT TO INSTALL UPSIDE DOWN.
To Remove, Grasp here
and pull up
To Remove, Grasp at
both sides and pull up
To Replace, press
firmly on connectors
To Replace, press
firmly on connectors
Summary of Contents for D25
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