Floppy disk drive connector, Confidential – Epson SR-600 User Manual
Page 164
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Appendix 1-10
Interfaces
Rev.A
Confidential
Floppy Disk Drive Connector
One 3.5-inch floppy disk drive, which can read and write 1.44MB and 720KB format floppy
disks, can be installed as an optional device in the SR-600.
The connector is a MOLEX 52629-2651(MOLEX) or equivalent connector.
A1-11 FDD Connector
Table A1-9 Floppy disk drive connector pin assignments (Main board CN7)
No.
I/O
Signal name
No.
I/O
Signal name
1
-
GND
2
-
NC
3
O
HDSEL#
4
I
RDATA#
5
-
GND
6
O
WDATA#
7
O
FMODE#
8
-
NC
9
O
DS0#
10
-
+5V
11
-
+5V
12
-
+5V
13
I
INDEX#
14
I
WP#
15
I
TRK0#
16
-
NC
17
O
WGATE#
18
-
GND
19
-
NC
20
O
STEP#
21
O
DIR#
22
O
MTRON#
23
-
NC
24
I
DSKCHG#
25
-
GND
26
-
NC
25
26
1
2
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