Micros Systems Workstation 4 LX Service Manual page 123

Chapter 4
WS4 LX Technical Overview
This chapter contains the Workstation 4 LX System Board ABRD86 technical
descriptions. Chapter 2 contains the Workstation 4 System Boards AB28 and
ABRD36.
In this chapter
Workstation 4 LX System Block Diagram ...................................................4-2
LX800 Processor and TFT Controller ......................................................... 4-3
CS5536 Companion Device......................................................................... 4-7
W83627HF Super IO ................................................................................. 4-10
TFT LCD and Backlight Interface............................................................. 4-12
USB Interface ............................................................................................ 4-15
Touchscreen Interface ................................................................................ 4-17
Point of Sale Interfaces .............................................................................. 4-18
RTL8110SC 10/100/1000Mbps PCI Ethernet Controller.......................... 4-25
System Board Power Distribution ............................................................. 4-26
Workstation 4 and 4 LX Field Service Guide 4-1