Internal Connectors - Asus M3A76-CM - Motherboard - Micro ATX User Manual

1.10.2

1.

Serial port connector (10-1 pin COM1)

The connector is for a serial (COM) port. Connect the serial port module cable to the

connector, then install the module to a slot opening at the back of the system chassis.

The serial port bracket (COM1) is purchased separately.

2.

IDE connector (40-1 pin PRI_IDE)

The onboard IDE connector is for an Ultra DMA 133/100/66 signal cable. There are

three connectors on each Ultra DMA 133/100/66 signal cable: blue, black, and gray.

Connect the blue connector to the motherboard's IDE connector, then select one of the

following modes to configure your device(s).

Single device

Two devices

• Pin 20 on the IDE connector is removed to match the covered hole on the Ultra DMA

• Use the 80-conductor IDE cable for Ultra DMA 133/100/66 IDE devices.

If any device jumper is set as "Cable-Select," make sure all other device jumpers have the

same setting.

1-20

Drive jumper setting

Cable-Select or Master

Cable-Select

cable connector. This prevents incorrect insertion when you connect the IDE cable.

Mode of device(s)

Master

Slave

Cable connector

-

Black

Master

Black

Slave

Gray

Master

Black or gray

Slave

ASUS M3A76-CM