User guide

IMBA-9454G Motherboard
Page 46
CN Type:
40-pin box header (2x20)
CN Location:
See Figure 4-12
CN Pinou
ts:
See Table 4-13
One 40
-pin IDE device connector on the IMBA-9454G supports connectivity to two hard
disk drives.
Figure 4-12: IDE Device Connector Locations
PIN DESCRIPTION PIN DESCRIPTION
1 RESET# 2 GROUND
3 DATA 7 4 DATA 8
5 DATA 6 6 DATA 9
7 DATA 5 8 DATA 10
9 DATA 4 10 DATA 11
11 DATA 3 12 DATA 12
13 DATA 2 14 DATA 13
15 DATA 1 16 DATA 14
17 DATA 0 18 DATA 15
19 GROUND 20 N/C
21 IDE DRQ 22 GROUND
23 IOW# 24 GROUND
25 IOR# 26 GROUND