![3Com CS/3000 Скачать руководство пользователя страница 92](http://html1.mh-extra.com/html/3com/cs-3000/cs-3000_installation-manual_441345092.webp)
A-8
A
PPENDIX
A: P
IN
A
SSIGNMENTS
Parallel Printer
Port
CS/3000 series servers include a female printer port (labeled “Parallel
Printer”) for connecting the server to Centronics-type parallel printers.
Figure A-5 shows pin numbering for the printer port. Table A-8 lists pin
assignments for this port. The table shows pin assignments for both the
server interface and the printer connector interface.
Figure A-5
Printer Port Pin Numbers
Table A-8
Printer Port Pin Assignments
Pin Number
(Server Interface)
Pin Number
(Printer Interface) Signal
Source
Description
1
1
Strobe
Server
—
2
2
Data1
Server
Data Bit 0
3
3
Data2
Server
Data Bit 1
4
4
Data3
Server
Data Bit 2
5
5
Data4
Server
Data Bit 3
6
6
Data5
Server
Data Bit 4
7
7
Data6
Server
Data Bit 5
8
8
Data7
Server
Data Bit 6
9
9
Data8
Server
Data Bit 7
10
10
Acknowledge
Printer
—
11
11
Busy
Printer
—
12
12
Out of paper
Printer
—
13
13
SLCT
Printer
—
14
14
Unassigned
—
—
15
32
Error
Printer
—
16
31
Initialize
Server
—
17
36
Unassigned
—
—
18
33
Signal ground
—
—
19
19
Signal ground
—
—
20
21
Signal ground
—
—
21
23
Signal ground
—
—
22
25
Signal ground
—
—
23–25
—
Signal ground
—
—
• • • • • • • • • • • • •
1 2 3 4 5 6 7 8 9 10 11 12 13
• • • • • • • • • • • •
14 15 16 17 18 19 20 21 22 23 24 25
CS3000BookFile Page 8 Tuesday, October 15, 1996 5:12 PM