User`s manual

SHB103 LAG1156 Full-Size SBC User’s Manual
Jumpers and Connectors
17
2.4.9 Floppy Disk Port Connector (CN4)
The board provides a 34-pin header type connector, CN4,
supporting up to two floppy drives. The floppy drives may be
any one of the following types: 5.25" 360KB/1.2MB and 3.5"
720KB/1.44MB/2.88MB.
Pin Signal Pin Signal Pin Signal
1 GND 2 Drive Density Select 3 GND
4 No connector 5 GND 6 No connector
7 GND 8 Index# 9 GND
10 Motor enable A# 11 GND 12 No connector
13 GND 14 Drive select A# 15 GND
16 No connector 17 GND 18 Direction#
19 GND 20 STEP# 21 GND
22 Write data# 23 GND 24 Write gate#
25 GND 26 Track 0 # 27 GND
28 Write protect# 29 No connector 30 Read data#
31 GND 32 Head selection# 33 No connector
34 Disk change#
2.4.10 Intel
®
HD Audio Digital Header (CN1)
Pin Signal Pin Signal
1 MIC IN 2 GND
3 LINE_IN_L 4 GND
5 LINE_IN_R 6 GND
7 LINE_OUT_L 8 GND
9 LINE_OUT_R 10 GND