AIMB-542
1-27
IDE connectors
NOTE:
Orient the red markings
(usually zigzag) on the IDE
ribbon cable to PIN 1.
SEC_IDE
PRI_IDE
PIN 1
PIN 1
• Pin 20 on the IDE connector is removed to match the covered hole on the
Ultra DMA cable connector. This prevents incorrect insertion when you
connect the IDE cable.
• Use the 80-conductor IDE cable for Ultra DMA
100/66/33
IDE devices.
2. IDE connectors (40-1 pin PRI_IDE, SEC_IDE)
These connectors are for Ultra DMA 100/66 signal cables. There are three
interfaces on each Ultra DMA 100/66 signal cables: blue, black, and gray.
Connect the blue interface into the motherboad’s IDE connector, then select
the following modes to configure your hard disk drive(s).
Drive Jumper Setting
Mode of Devices
Cable Connector
Single device
Cable-select or Master
-
Black
Two devices
Cable-select
Master
Slave
Black
Gray
Master
Slave
Master
Slave
Black or gray
If any device jumper is set to “Cable-select”, make sure all other device jumpers
have the same setting.