User`s manual

CyberResearch
®
Motherboards MMGA Series
CyberResearch, Inc. 55
25 Business Park Drive P: [phone]; F: [phone]
Branford, CT USA www.cyberresearch.com
4.2.7 Floppy Disk Connector (34-pin)
CN Label: FDD1
CN Type:
34-pin header (2x17)
CN Location: See Figure 1-28
CN Pinouts: See Table 1-14
The floppy disk connector is connected to a floppy disk drive.
Figure 1-28: 34-pin FDD Connector Location
PIN NO. DESCRIPTION PIN NO. DESCRIPTION
1 GND 2 Density Select#
3 GND 4 N/C
5 N/C 6 N/C
7 GND 8 INDEX#
9 GND 10 MOTOR ENABLE A#
11 GND 12 DRIVE ENABLE B#
13 GND 14 DRIVE ENABLE A#
15 GND 16 MOTOR ENABLE B#
17 GND 18 DIRECTION#