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Mini-ITX Mainboard Manual
JCMOS1: Clear CMOS Header *
Placing the jumper on pin2-3 allows user to restore the BIOS safe setting and
the CMOS data. Please carefully follow the procedures to avoid damaging the
mainboard.
Clea
r CMOS Procedures:
※
1.
Remove AC power line.
2.
Set the jumper to "Pin 2-3 close".
3.
Wait for five seconds.
4.
Set the jumper to "Pin 1-2 close".
5.
Power on the AC.
6.
Reset your desired password or clear the CMOS data.
JDIO1: Digital I/O Connector
This connector offers 4-pair of digital I/O functions and address is set in BIOS.
The default address is: A21H: Output bit0~3; A22H: Input bit0~3.
16
Pin 1-2 Close: (Default)
Normal Operation.
Pin 2-3 Close:
Clear CMOS data.
3
1
10
9
2
1
3
1
3
1
Pin
Assignment
1
5V
2
Digital-In-30
3
Digital-Out-20
4
Digital-In-31
5
Digital-Out-21
6
Digital-In-32
7
Digital-Out-22
8
Digital-In-33
9
Digital-Out-23
10
GND
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