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User Manual version 2503
LIBRA 120 III (PC620 Intel 815E)
4-58
4.1.5.8.
FDD1: FDD connector
Pin # Signal
Pin # Signal
1
VCC
2
INDEX#
3
VCC
4
DSA#
5
VCC
6
DSKCHG#
7
NC
8
NC
9
NC
10
MOA#
11
NC
12
DIR#
13
RWC#
14
STEP#
15
GND
16
WD#
17
GND
18
WE#
19
GND
20
TRAK0#
21
GND
22
WP#
23
GND
24
RDATA#
25
GND
26
HEAD#
4.1.5.9.
COM2:
COM2 is a RS-232, 422 or 485, selected via BIOS setup.
Pin # Signal
Pin # Signal
1
DCD/422TX-
2 DSR
3
RXD/422TX+
4 RTS
5
TXD/422RX+
6 CTS
7
DTR/422RX-
8 RI
9
GND
10 KEY
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