Manuals / Compaq / Computer Equipment / Personal Computer

Compaq 4110D, 4200 Table A-7 Parallel, Table A-8, Serial, External Diskette Negative Drive Detect

Models: 4130T 4200 4115 4150 4131T 4125T 4160T 4140T 4150T 4110D 4120T 4160T SLIMLINE 4120 4125D

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Table A-7

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Table A-7

Parallel

 

14

 

25

 

1

 

13

Pin

Signal

Pin

Signal

1

Strobe

14

Auto Linefeed

2

Data Bit 0

15

Error

3

Data Bit 1

16

Initialize Printer

4

Data Bit 2

17

Select In

5

Data Bit 3

18

Ground

6

Data Bit 4

19

Ground

7

Data Bit 5

20

Ground

8

Data Bit 6

21

External Diskette Positive Drive Detect

9

Data Bit 7

22

External Diskette Negative Drive Detect

10

Acknowledge

23

Ground

11

Busy

24

Ground

12

Paper End

25

External Diskette Drive Switched to +5 V

13

Select

 

 

 

 

Table A-8

 

 

 

Serial

 

 

6

 

9

 

1

 

5

Pin

Signal

Pin

Signal

1

Carrier Detect

6

Data Set Ready

2

Receive Data

7

Ready to Send

3

Transmit Data

8

Clear to Send

4

Data Terminal Ready

9

Ring Indicator

5Ground

Connector Pin Assignments

A-3

Page 180 Page 182
Page 181
Image 181
Compaq 4110D, 4130T, 4150T, 4140T, 4131T, 4200 Table A-7 Parallel, Table A-8, Serial, External Diskette Negative Drive Detect
Page 180 Page 182