Step 9 Attach Cables, Continued

P14 Pinout

 

Pin

Description

 

 

 

 

 

 

1

5V

 

 

 

 

 

 

2

5V

 

 

 

 

 

 

3

5V

 

 

 

 

 

 

4

Ground

 

 

 

 

 

 

5

Ground

 

 

 

 

 

 

6

Ground

 

 

 

 

 

 

 

 

 

P3 Pinout

 

Pin

Description

 

 

 

 

 

 

1

Ground

 

 

 

 

 

 

2

Ground

 

 

 

 

 

 

3

Ground

 

 

 

 

 

 

4

3.3V

 

 

 

 

 

 

5

3.3V

 

 

 

 

 

 

6

3.3V

 

 

 

 

 

 

 

 

 

J29 Erase Password J29 is a 2-pin berg that can be used to erase the contents of CMOS RAM, where all system configuration information is stored.

If you forget the AMIBIOS password, you can place a shorting bridge on J29 for a few seconds to erase the old password (and all system configuration information as well). You must then reboot the computer, run AMIBIOS Setup, and restore all system configuration information. The J29 settings are:

 

CMOS Drain

J29 Setting

 

Normal operation (factory setting).

OPEN

 

The contents of CMOS RAM are destroyed.

Shorted

 

 

 

 

 

 

Cont’d

Chapter 1 Hardware Installation

15

Page 19
Image 19
American Megatrends MAN-759 manual P14 Pinout, P3 Pinout, Cmos Drain J29 Setting