GE Vivid 7 Service Manual page 374

GE H
EALTHCARE
D FC091194, R
IRECTION EVISION
5-3-13 Relay Board (RLY) (cont'd)
5-3-13-3 DC Voltages
Table 5-16
INPUT
+ 5 Va
- 5 Va
GND
5-3-13-4 Input Signals
Table 5-17
INPUT
EL1-128
5-3-13-5 Control Signals
Table 5-18
INPUT
Front-End Data
Bus
Probe MUX Control
5-3-13-6 Output Signals
Table 5-19
OUTPUT
XD1 - 128
CW or PW TX
CW or PW RX
5-3-13-7 Fuses, Jumpers, Dip-switches and LEDs
None
5 - 28
11
DC Output Voltages, Plug P3 & P4
DESCRIPTION
DC output voltage, distributed via Motherboard
(Backplane).
The "a" indicates that this voltage is used for analog circuits
DC output voltage, distributed via Motherboard
(Backplane).
The "a" indicates that this voltage is used for analog circuits.
Distributed via Motherboard (Backplane)
Input Signals
DESCRIPTION
Received signals (echoes) and Transmitted pulses (1 of 3
probe connectors)
Control Signals
DESCRIPTION
Digital data bus used for control of the boards in the Front-
Probe Configuration
Output Signals
DESCRIPTION
128 signals to TX-128 and RX-128
CW or PW Doppler transmitter pulses
CW or PW Doppler RX signals (echoes)
Section 5-3 - a Front-End Processor (FEP)
End
V 7 S
IVID ERVICE
CONNECTED FROM
DC Power Supply > Backplane
DC Power Supply > Backplane
DC Power Supply > Backplane
CONNECTION FROM
The active probe
CONNECTION FROM
RLY > Backplane > FEC
RLY > Backplane > FEC
CONNECTION TO
XD Bus Boards
Stand Alone Doppler probe
Stand Alone Doppler probe
M
ANUAL