Biostar A780L Setup Manual - Page 16

F_USB1/F_USB2: Headers for USB 2.0 Ports at Front Panel, JCMOS1: Clear CMOS Header, Clear CMOS - bios settings

Page 16 highlights

Motherboard Manual F_USB1/F_USB2: Headers for USB 2.0 Ports at Front Panel These headers allow user to connect additional USB cable on the PC front panel, and also can be connected with internal USB devices, like USB card reader. F_ USB1 F_ USB2 2 10 19 Pin Assignment 1 +5V (fused) 2 +5V (fused) 3 USB4 USB5 USB+ 6 USB+ 7 Ground 8 Ground 9 NC 10 Key JCMOS1: Clear CMOS Header Placing the jumper on pin2-3 allows user to restore the BIOS safe setting and the CMOS data.lPease carefully follow the procedures to avoid damaging the motherboard. 13 Pin 1-2 Close: Normal Operation (default). 13 13 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. 14

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Motherboard Manual
14
F_USB1/F_USB2: Headers for USB 2.0 Ports at Front Panel
These headers allow user to connect additional USB cable on the PC front panel,
and also can be connected with internal USB devices, like USB card reader.
Pin
Assignment
1
+5V (fused)
2
+5V (fused)
3
USB-
4
USB-
5
USB+
6
USB+
7
Ground
8
Ground
9
NC
1
9
2
10
F USB
_
1
F USB
_
2
10
Key
JCMOS1: Clear CMOS Header
Placing the jumper on pin2-3 allows user to restore the BIOS safe setting and
the CMOS data.lPease 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.