IEI Technology IMBA-XQ354, User Manual

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IMBA-XQ354 Motherboard
Page 43
PIN NO. DESCRIPTION PIN NO. DESCRIPTION
1 GND 2 REDUCE WRITE
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 SELECT B#
13 GND 14 DRIVE SELECT A#
15 GND 16 MOTOR ENABLE B#
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 GND 30 READ DATA#
31 GND 32 SIDE 1 SELECT#
33 GND 34 DISK CHANGE#
Table 4-10: 34-pin FDD Connector Pinouts
4.2.9 Front Panel Connector
CN Label: F_PANEL1
CN Type: 14-pin header (2x10)
CN Location: See
8
Figure 4-10
CN Pinouts: See
8
Table 4-11
The front panel connector connects to external switches and indicators to monitor and
control the motherboard. These indicators and switches include:

Power button

Reset button

Power LED