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Chapter 1 - System Board 1-5
1.3.2
Jumper Settings
Table 1-1
Jumper Settings
Jumper
Setting
Function
Password Security
JP3
1-2
2-3*
Check password
Bypass password
BIOS
JP4
1-2*
2-3
Acer
Reserved
1.3.3
Connector Functions
Table 1-2 lists the different connectors on the system board and their respective
functions.
Table 1-2
Connector Functions
Connector
Function
CN1
Suspend 5V
CN2
CPU thermal sensor connector
CN3
CPU fan connector
CN5
Power connector
CN6
Floppy disk connector
CN7
USB connectors
CN8
COM1 (lower left), COM2 (lower right), and
Parallel port (above)