Connectors C-9
IDE Connector
1 20
21
40
IDE Connector Pin Diagram
If no IDE drives are present, there should be no IDE cable connected. If only one IDE
drive is installed, it must be connected at the end of the cable.
IDE Connector Pinout*
Pin Signal Pin Signal
1 RESET_L 21 GND
2 DD7 22 DD8
3 DD6 23 DD9
4 DD5 24 DD10
5 DD4 25 DD11
6 DD3 26 DD12
7 DD2 27 DD13
8 DD1 28 DD14
9 DD0 29 DD15
10 GND 30 No Connection
11 IDEDRQ 31 GND
12 DIOW_L 32 GND
13 DIOR_L 33 GND
14 IORDY 34 GND
15 IDEDAK_L 35 GND
16 IDEIRQ 36 No Connection
17 IDESA1 37 No Connection
18 IDESA0 38 IDESA2
19 IDECS0_L 39 IDECS1_L
20 Keyed 40 GND
