Chapter
1
Motherboard
Description
1-20
1.6.2 ATX 20-pin Power Connector: JATXPWR1
This connector supports the power button on-board. Using the ATX power
supply, function such as Soft Power Off is supported on this motherboard. This
power connector supports instant power-on functionality, which means that the
system will boot up instantly when the power connector is inserted on the board.
PIN Assignment PIN Assignment
1
3.3V
11
3.3V
2
3.3V
12
-12V
3
Ground
13
Ground
4
5V
14
PS_ON
5
Ground
15
Ground
6
5V
16
Ground
7
Ground
17
Ground
8
PW_OK
18
-5V
9
5V_SB
19
5V
10
12V
20
5V
1.6.3 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.
Содержание M6VLR
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