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Computer System
Electrical
Troubleshooting Guide
IRB-6400 M94A
2.2. Computer SystemComputer System
2.1 Overview
The brain of the S4 (Series 4) controller is located on the bottom
of the swing gate. This brain consists of several computer
boards all connected together by a back plane. In this chapter
the overall operation of the computer system will be explained
along with a description of each individual board in the system.
Also described in this chapter will be troubleshooting procedures.
Diagram 2.1 shows the computer system and the boards in the
computer, followed by a basic description of each board in the
system.
Diagram 2-1 Computer System and System Boards
DSQC
256A
DSQC
316
DSQC
317
DSQC
326
F EN
AS MS
GS
ES
LIM
ERR
F F F
POWER SUPPLY
SYSTEM
BOARD
COMPUTER
MAIN
COMPUTER
MEMORY
BOARD
3.6 VOLT
BATTERIES
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