Diamond Systems Rhodeus-LC LX800 PC/104 - Manual (Page 21)

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Installation
FDD1: 20 pins FDD Connector (12)
Pin Description Pin Description
1 GND 2 Drive density Select 0
3 GND 4 N/C (Key)
5 GND 6 Drive Density Select 1
7 Write Data# 8 Index#
9 Write Gate# 10 Motor Enable A#
11 Track 0# 12 Driver Select B#
13 Write Protect# 14 Driver Select A#
15 Read Data# 16 Motor Enable B#
17 Head Select# 18 Direction#
19 Disk Change# 20 Step#
2 0 19
1 2
Connector type: 2.0mm pitch 2x10 pin header
JBAT1: CMOS Setup (13)
Pin Mode
1-2 Keep CMOS (Default)
2-3 Clear CMOS
1 2 3
1 2 3
Connector type: 2.0 mm pitch 1x3 pin header.
Note: After Clear CMOS, please make sure to load default in BIOS
immediately.