Delta AH500 series Hardware Manual page 18

Power supply module
A power supply module functions to convert alternating current to direct current, and provides
power for the modules installed on it. A power supply module has to be installed on the left-most
side of a backplane.
CPU module
A CPU module is the nucleus of a complete AH500 system. It is responsible for controlling and
managing the whole system, and is installed in the second slot from the left on the main
backplane. Besides, Delta Electronics, Inc. provides businesses with several types of CPU
modules. Users can select a CPU module according to their needs.
CPU530 -RS2
RUN
ERROR
BUS FAULT
SYSTEM
COM1
COM2
C
O
M
2
C
O
M
1
Communication cable
Several communication interfaces are built in a CPU module, and users are provided with many
types of network modules. Users can select a suitable Communication cable according to the
actual situation.
Please refer to the following table for information about the communication interfaces and the
main applications. The specifications for the interface on an extension backplane are defined by
Delta Electronics, Inc. itself. The interface is used to connect the backplanes, and users need to
use a Delta extension cable.
PS05
POWER
USB
C h ap te r 2 I ns ta ll in g t he H a r dw a r e
C PU5 3 0-EN
RU N
ERR OR
BU S F AULT
SYSTEM
COM
Ether net
USB
COM
2 - 3