The 845D-AV MAINBOARD
Ver 3.x
Page 15
2.5.1. Floppy Disk Drive (FDD)
Connector: CN 8
Type: 34 pin block
The FDD connector can support two Floppy drives. It is located at the front of
the mainboard. To connect, use the ribbon-cable that has been provided.
Make sure that the red strip is connected to PIN 1 of the connector.
2.5.2. Primary and Secondary IDE connectors
Connector: CN 9 (primary)/ CN 10 (secondary)
Type: 40 pin blocks
The 845D-AV mainboard all have two IDE connectors: a primary and secon-
dary. Each IDE connector can support two IDE drives. These mainboards can
therefore support up to four IDE devices each. If you install two hard drives,
you need to configure the second drive to slave mode in the BIOS setup.
Please refer to your hard drive manual for the appropriate jumper settings.
Hardware Installation
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2.5.3. CPU Fan and Chassis Fan Connectors
Connector: CN13 (FAN1)/CN17 (FAN2)/CN27 (FAN3)
Type: 3 pin
The cooling fans must be connected to their respective power connectors. If
you have installed the hardware-monitoring feature you will be able to monitor
the rotating speed of the CPU cooling fan in your Windows operating system.
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Top View of a Floppy
Disk Drive Connector
Top View of an
IDE Connector
20 Pins
PIN 1
Fan Signal
+12V DC
Ground
1 Ground
2 +12V DC
3 Fan Signal
Top View of a Fan Connector
Front View of a Fan Connector
