Asus Crosshair II Formula - Manual (Page 55)

ASUS Crosshair II Formula 2-29
• 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 133/100/66 IDE devices.
If any device jumper is set as “Cable-Select,” make sure all other device
jumpers have the same setting.
Drive jumper setting
Mode of
device(s)
Cable connector
Single device Cable-Select or Master - Black
Two devices
Cable-Select
Master
Black
Slave Gray
Master Master
Black or gray
Slave Slave
CROSSHAIR II FORMULA
®
RESET
PRI_IDE
NOTE:Orient the red markings
on the IDE ribbon cable to PIN 1.
PIN1
CROSSHAIR II FORMULA IDE connector
2.8.2 Internal connectors
1. IDE connector (40-1 pin PRI_IDE)
The onboard IDE connector is for the 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.