Ddsp Modules - GE D25 User Manual

D25
User's Manual

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)
DDSP board is mounted on top the WESDAC Board, just left of center.
Location
Removing the Carefully grasp the board on both sides, and pull away from the WESDAC
DSP Board
Board. A slight rocking motion may assist in freeing the board from its
connectors
Diagram of
Type I DSP
Module
To Replace, press
firmly on connectors
Note:
1. Carefully position the DDSP Board on top of the WESDAC Board, and
Replacing the
DSP Board
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.
122
The DDSP card is mounted with component side facing toward the
WESDAC main board.
994-0081-3.00-21
To Remove, Grasp here To Remove, Grasp at
both sides and pull up and pull up
GE Grid Solutions
To Replace, press
firmly on connectors
GE Information