Cpu printed circuit board, Cpu pcb switch settings, Caution – Gasboy TopKAT Operation Manual User Manual
Page 18
System Overview
CPU Printed Circuit Board
Page 10 MDE-4338A TopKAT™ Fuel Management System Operation Manual · February 2009
CPU Printed Circuit Board
The Central Processing Unit (CPU) Printed Circuit Board (PCB) and its relevant components
are shown in
Figure 3-1: CPU PCB Components
CPU PCB Switch Settings
All switch settings, except SW1-1 should be changed with the system power OFF.
CAUTION
• Switch settings SW1-3 through SW1-8 are read once by the CPU PCB directly after power
is turned on.
• SW1-1 is read by the CPU periodically during normal operation.
• When setting switches, open=up; closed=down.
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