5 – 24 HS40 Service Manual
5.6. User Interface Part
5.6.1. Control Panel
It serves as the interface between the user and the system. It connects to the Key Matrix Board,
Touch Screen, Trackball, and more via USB hub, and operates as commanded by user.
5.6.1.1. Control Panel Module
[Figure 5.17 Control Panel Module]
[Figure 5.18 Control Panel Block Diagram]
USB 2
UP
MAX239
ATME GA
640
CPLD
EPM1270
ENCORDER
Control LED
BUTTO N SW
TPS2042
3ch
PIC
18F14K
Track ball
Touch
USB USER2
USB USER1
USB HUB
4 port
UP D720114
RESET
P OWE R
USB Power NC
4P
3P
2P
1P
P OWE R
Touch Brightness
RX/TX
To Next Page
Loading...