X K 3 1 9 0 - A 1+P

(Graph 4-1) Serial Communication port and score display port

4.4Connecting Scoreboard to Indicator

1.The display interface of scoreboard is 15-pin socket, which has been clearly shown in the Graph 4-1.

2.The scoreboard signal is 20mA continuous current loop, outputting in binary code, the baud rate is 600.

4.5Connecting Printer to Indicator

1.The print port adopts parallel output and 25-pin connecting socket, which has been

clearly shown in the Graph 4-3.

ST

D0

D1

D2

D3

D4

D5

D6

D7

 

BUSY

 

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

 

 

 

 

 

 

 

 

 

 

 

GND

 

2. Printing notes:

▲You must set the printer before you use it.

▲You must connect the indicator and the printer correctly. The wrong connection will destroy indicator output interface or printer input interface, and may even destroy the indicator or printer.

▲Turning on the printer as following: connecting the line correctly first, turning on the indicator power, and turning on the printer power finally.

Turning off the printer as following: turning off the printer power first, and then turning off the indicator power, cutting off the line finally.

Wrong procedure may destroy the indicator or printer.