Somatics THYMATRON System IV Service Manual page 25

CN203-
SOMATICS, LLC
50pin HDDIN
To Printer
33- GND
34- GND
35- GND
36- GND
37- 5V
38- 5V
39- 5V
40- 5V
1- -PRRD
2- GND
3- BD0
4- GND
5- BD1
6- GND
7- BD2
8- GND
9- BD3
10- GND
11- BD4
12- GND
13- BD5
14- GND
15- BD6
16- GND
17- BD7
18- GND
19- BA0
20- GND
21- BA1
22- GND
23- BA2
24- GND
25- BA3
25- GND
27- BA4
28- GND
29- BA5
30- GND
31- BA6
32- GND
33- BA7
34- GND
35- BA8
36- GND
37- -PRWR
38- GND
39- BUSY
25
REV: 3.1 09/15/2015