3.9 Floppy Disk Drive Connector
The HS-4701 uses a standard 34-pin header connector, FDC1, for
floppy disk drive connection. A total of two FDD drives may be
connected to FDC at any given time.
ꢂ FDC1: FDD Connector
PIN
Description
PIN
Description
1
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
N/C
2
RWC#
N/C
3
4
5
6
8
DS1#
7
Index#
MOA#
DSB#
DSA#
MOB#
DIR#
STEP#
WD#
WE#
TRACK0#
WP#
RDATA#
HEAD#
DSKCHG#
9
10
12
14
16
18
20
22
24
26
28
30
32
34
11
13
15
17
19
21
23
25
27
29
31
33
GND
N/C
2
1
34
33
14