GE Vivid 7 - Beam Former Board(S), BF-64

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DIRECTION FC091194, REVISION 11 VIVID 7 SERVICE MANUAL
5 - 34 Section 5-3 - a Front-End Processor (FEP)
5-3-15 Beam Former Board(s), BF-64 (cont’d)
5-3-15-3 DC Voltages
5-3-15-4 Input Signals
5-3-15-5 Output Signals
5-3-15-6 Fuses
None.
Table 5-24 DC Input Voltages
INPUT DESCRIPTION CONNECTED TO
+ 3.3 V DC voltage, distributed via Motherboard (Backplane) DC Power Supply via Backplane
+ 5 Vd
DC output voltage, distributed via Motherboard
(Backplane).
The “d” indicates that this voltage is used for digital circuits.
DC Power Supply via Backplane
- 5 Va
DC output voltage, distributed via Motherboard
(Backplane).
The “a” indicates that this voltage is used for analog circuits.
DC Power Supply via Backplane
GND Distributed via Motherboard (Backplane) DC Power Supply via Backplane
Table 5-25 Input Signals
INPUT DESCRIPTION CONNECTION FROM
RX1 - RX128 Receiver signals RX-128 board
FE Bus Front-End Bus FEC Board
MLA0 to MLA1
BF64 #1 ONLY:
Digital data from analog CW beamformer on RX128 board
BF64 #1 ONLY
RX128
MLA0 to MLA1
or
MLA0 to MLA3
This input is used on BF64 #2:
The output signal from previous board.
BF64 Board #1
Table 5-26 Output Signals
OUTPUT DESCRIPTION CONNECTION TO
MLA0 to MLA1
or
MLA0 to MLA3
This is the digital output from the board.
From BF64 #1: To BF64 #2.
From BF64 #2: To RFT.