Biostar H55HD Setup Manual - Page 19
JCMOS1: Clear CMOS Header, Clear CMOS Procedures, CIR1: Consumer IR Connector - bio
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H55 HD 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 motherboard. 3 1 Pin 1-2 Close: Normal Operation (Default). 3 1 3 1 Pin 2-3 Close: Clear CMOS data. ※ Clear 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. CIR1: Consumer IR Connector This header is for infrared remote control and communication. 26 15 Pin Assignment 1 IrDA serial input 2 Ground 3 Ground 4 Key 5 IrDA serial output 6 IR Power 17
H55 HD
17
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
motherboard.
1
3
Pin 1-2 Close:
Normal Operation
(Default).
1
3
1
3
Pin 2-3 Close:
Clear CMOS data.
※
Clear 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.
CIR1: Consumer IR Connector
This header is for infrared remote control and communication.
Pin
Assignment
1
IrDA serial input
2
Ground
3
Ground
4
Key
5
IrDA serial output
6
IR Power
1
2
5
6