12

1 System tour

System boards

Mainboard

The mainboard becomes accessible once you open the system. It should look like the figure shown below.

CC

BB

AA

Z

Y

X

D

A B C E F G H I J K L M

N

O

W

P

V

Q

 

U

T

 

S

R

 

 

 

 

 

Item

Description

 

Item

Description

 

 

 

 

 

A

Dual Ethernet ports

 

P

Front panel connector

 

 

 

 

 

B

I/O expansion module slot

 

Q

Power distribution board (PDB)

 

 

 

 

signal connector

 

 

 

 

 

 

Page 30
Image 30
Acer R920 Series manual System boards, Mainboard, Description