beautypg.com

Step 9 attach cables – American Megatrends MAN-758 User Manual

Page 26

background image

MegaRUM PCI Motherboard User’s Guide

22

Step 9 Attach Cables,

Continued

J28 Reset Switch Connector J28 is a two-pin single-inline berg that is attached via a cable to an

externally-mounted reset switch.

When the reset switch is pressed, the system performs a hard reset. Pin 1 is
ground and Pin 2 is Hard Reset.

J46 Speaker Connector J46 is a four-pin single-inline berg that is optionally attached via a cable

to a standard system speaker. AMIBIOS signals hardware problems through
the speaker. Pin 1 on the motherboard is identified by the arrow on the white
box around the berg. The MegaRUM PCI motherboard also has a built-in
speaker mounted on the motherboard.

Pin

Description

1

Data Out

2

Key

3

N/C

4

VCC

J40 SCSI Activity J40 is a 4-pin berg that attaches to a cable connected to the SCSI activity

indicator.

J47 System Override J47 is a 2-pin berg that attached to a system override switch.

Cont’d