Biostar M7SXG Owner's Manual download pdf (Page 25)

Chapter 1 Motherboard Description

1-20

1.6.5 AUX Power Connector: JAUXPWR1 (Optional)

PIN Assignment PIN Assignment

1 VCC 3 Ground

2 Ground 4 +12V

1.6.6 Hard Disk Connectors: IDE1/IDE2

The motherboard has a 32-bit Enhanced PCI IDE Controller that provides PIO

Mode 0~4, Bus Master, and Ultra DMA / 33, Ultra DMA / 66,Ultra DMA / 100

functionality. It has two HDD connectors IDE1 (primary) and IDE2 (secondary).

You can connect up to four hard disk drives, a CD-ROM, a 120MB Floppy

(reserved for future BIOS) and other devices to IDE1 and IDE2. These

connectors support the IDE hard disk cable provided.

• IDE1 (Primary IDE Connector)

The first hard drive should always be connected to IDE1. IDE1 can connect a

Master and a Slave drive. You must configure the second hard drive on IDE1 to

Slave mode by setting the jumper accordingly.

• IDE2 (Secondary IDE Connector)

The IDE2 controller can also support a Master and a Slave drive. The configuration

is similar to IDE1. The second drive on this controller must be set to slave mode.

1.6.7 Floppy Disk Connector: FDD1

The motherboard provides a standard floppy disk connector (FDC) that supports

360K, 720K, 1.2M, 1.44M and 2.88M floppy disk types. This connector supports

the provided floppy drive ribbon cables.

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Biostar M7SXG Owner's Manual Page 25