Dfi HD620-H81 User Manual download pdf (Page 15)

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Chapter 2 Hardware Installation

Chapter 2

Jumper Settings

Clear CMOS Data

If you encounter the followings,

a) CMOS data becomes corrupted.

b) You forgot the supervisor or user password.

you can reconfigure the system with the default values stored in the ROM BIOS.

To load the default values stored in the ROM BIOS, please follow the steps below.

1. Power-off the system and unplug the power cord.

2. Set JP9 pins 2 and 3 to On. Wait for a few seconds and set JP9 back to its default setting,

pins 1 and 2 On.

3. Now plug the power cord and power-on the system.

2-3 On:

Clear CMOS Data

1-2 On: Normal

(default)

JP1 is used to select the power of the PS/2 keyboard/mouse port. Selecting +5V_standby

will allow you to use the PS/2 keyboard or the PS/2 mouse to wake up the system.

2-3 On:

+5V_standby

1-2 On: +5V

(default)

PS/2 Keyboard/Mouse Power Select

Important:

The +5V_standby power source of your power supply must support ≥720mA.

JP9

312

JP1

1 2 ... 10 11 12 13 14 15 16 17 18 19 20 ... 85 86

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Dfi HD620-H81 User Manual Page 15