Power Supply Assembly
USA MAV500/MKVI Service Manual
5-4
28-00486-00
This document contains confidential information which is proprietary to ATI. It may not be disclosed to any unauthorized parties,
and it may not be copied. All rights reserved.
© Copyright (ATI) Aristocrat Technologies, Inc. 2002.
Power Supply
Mains
Switch
Assembly
Power
Lead
Connector
I0291
Figure 5-2 Power Supply Assembly
The power supply assembly consists of the following components:
•
Mains switch (located in the switch box).
•
Mains input socket.
•
EMI filter and surge protection device.
•
Switched mode power converter PCBA, internally fused.
•
Mains selector switch. This switch is used to select the correct mains input
voltage of either 120 V AC or 220/230/240 V AC.
•
Generic 24 V DC output socket (connects to the Backplane to provide power
for the low voltage components of the machine).
•
12 V DC output socket. This outlet provides power for subsidiary equipment.
•
24 V DC switchable output for the electronically driven fluorescent lighting
system.
•
Separately fused, switched mains output for the monitor
•
Solid-state relay for switching monitor and fluorescent lamps to low-power
mode.
•
General Purpose Outlet (GPO)
.
This outlet is separately fused and switched
and used to provide mains power for any accessories or test equipment that may
need to be connected during maintenance.
Mains Selector
Monitor Power
GPO