User's Manual

AT7120 Owner Manual Rev. 1.1 – March 2009 47/76
Section 8 – DC/DC Converter
Module 4567
General Functional Description
This module generates specific voltages not present at the main power supply - module 4401. The
module 4567 generates +2.5V and +5V, via standard IC regulators, see below:
Fig.7.1: DC/DC Converter Board
CIM3490 (CIP8390)
INPUT
OUTPUT
+18V
+2.5V (CON-2/2)
+5.0V (CON-2/3)
Fuse
+2.5V Output
Brown wire
+5V Output
Yellow wire
+18V Input
GND wire