GE Vivid 3N Pro Series, Руководство по обслуживанию

Страница: 171 / 598

GE M
EDICAL
S
YSTEMS
D
IRECTION
FK091075, R
EVISION
04 V
IVID
3N P
RO
/E
XPERT
S
ERVICE
M
ANUAL
Chapter 5 Components and Function (Theory) 5-9
5-4-3 Front End Crate Block Diagram - RFT
A block diagram of the Front End Crate is shown in Figure 5-1 on page 5-4.
For a detailed description of the Front End Crate components, refer to Front End DC Power Distribution
on page 5 - 44.
Figure 5-5 Front End Crate Block Diagram - RFT Configuration
The Front End can be divided into two subsystems, as follows:
1.) The Front End subsystem which includes:
- Front Board:
- MUX Board:
- BF64 (Beamformer Board)
- FEC (Front End Controller Board)
2.) The Mid Processors subsystem which includes:
- RFT (Radio Frequency & Tissue Board)
- IMP2 (Image Port 2).
Front
Board
TR4 Boards
MUX
Board
64Ch
Beam Former
A/D
Board
RFT
Board
Image Port
Board
FEC
(Front End Controller)
Board
Power Supply
Tx P.S.
L.V P.S
Vingmed manufactured boards
I C bus
2
PCI2IP
I
2
C bus
FE bus
Pipeline
link
VME bus
Front
Board
TR4 Boards
MUX
Board
64Ch
Beam Former
A/D
Board
RFT
Board
Image Port
Board
FEC
(Front End Controller)
Board
Power Supply
Tx P.S.
L.V P.S
Vingmed manufactured boards
I C bus
2
PCI2IP
I
2
C bus
FE bus
Pipeline
link
VME bus