NEC P521 user manual Pin Assignment, English-38, Rxd Txd, Gnd

Models: P521

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Pin Assignment

1) RS-232C input/output

Pin No

Name

 

 

 

 

1

connected to 7&8

 

 

 

 

2

RXD

1

 

 

3

TXD

 

 

 

 

4

connected to 6

6

 

 

5

GND

 

 

 

 

6

connected to 4

 

 

 

 

7

connected to 1&8

 

 

 

 

8

connected to 1&7

 

 

 

 

9

NC

 

 

 

 

This LCD monitor uses RXD, TXD and GND lines for RS-232C control.

2) REMOTE IN

3) REMOTE OUT

English-38

D-SUB 9P

5

9

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Page 40
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NEC P521 user manual Pin Assignment, English-38, Rxd Txd, Gnd