Intel LGA775 MB865 User Manual

Page 22

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INSTALLATIONS


CN3: Parallel Port Connector
CN3 is a DB-25 external. The following table describes the pin-out
assignments of this connector.

Signal Name

Pin #

Pin #

Signal Name

Line printer strobe

1

14

AutoFeed

PD0, parallel data 0

2

15

Error

PD1, parallel data 1

3

16

Initialize

PD2, parallel data 2

4

17

Select

PD3, parallel data 3

5

18

Ground

PD4, parallel data 4

6

19

Ground

PD5, parallel data 5

7

20

Ground

PD6, parallel data 6

8

21

Ground

PD7, parallel data 7

9

22

Ground

ACK, acknowledge

10

23

Ground

Busy 11

24

Ground

Paper empty

12

25

Ground

Select 13

N/A

N/A


CN4: VGA CRT Connector
The pin assignments of the CN4 VGA CRT connector are as follows:

Signal Name Pin

Pin Signal Name

Red 1

2 Green

Blue 3

4 N.C.

GND 5

6 GND

GND 7

8 GND

N.C. 9

10 GND

N.C. 11

12 N.C.

HSYNC 13

14 VSYNC


CN4

NC 15

18

MB865 User’s Manual

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