GE M
EDICAL
S
YSTEMS
D
IRECTION
2380207, R
EVISION
7
LOGIQ™5 PRO S
ERVICE
M
ANUAL
Chapter 5 Components and Functions (Theory)
5-23
Section 5-6
Top Console
The Top Console includes a On/off switch, a keyboard, different controls for manipulating the picture
quality, controls for use in Measure & Analyze (M&A), and loudspeakers for stereo sound output (used
during Doppler scanning, inside the CRT monitor cover).
5-6-1
KEYBOARD
Keyboard assy provide all of operator interface for scan.Keyabord assy consist of several pieces of main
function assembly.
•
HUB Assy : The HUB assy have usb interface for upstream usb port which comes from BEP. HUB
assy also have alpha numeric key interface and control functions and usb hub. So usb trackball and
the usb of main assy and additional 2 usb ports in rear panel are connected to this HUB assy.
•
MAIN Assy : Main assy have usb micom for interface between main assy and usb hub assy. All of
function key and encoders interface and controls are done by additional control on chip
microcomputer
•
LCD Assy : LCD Assy displays menu screen and touch sensor recognize of touch. The LCD Assy
has 2 connectors. One is the VGA connector with 15p dsub for display. This VGA signal comes from
the BEP assy through VGA cable. And the other connector is for the touch sensor interface and DC
15V power for LCD module.
Figure 5-18 Keyboard Block Diagram
USB from BEP
USB#1, #2 From
Rear Panel
A/N Key Assy
USB
Track Ball
USB I/F
USB I/F
RS232
USB I/F
USB I/F
Down #2
Down #1
Down #4
Down #4
A/N Matrix
Interface
USB HUB
Function Key Arrys
Encoders
TGC SLide POT
LEDs for Key
backlight
Foot Switch I/F
USB
MICOM
With HUB
USB
MICOM
RAM
VGA Display from BEP
LCD Assy
AD
Board
Inverter
6.4"
TFT LCD
Touch
Sensor
Keyboard
Control
MICOM
Touch Screen
Interface
Содержание LOGIQ 5 PRO
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