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DB25 TO DB9 adaptor for LCD 634


New member
Why will my LCD not work with a DB25 to DB9 connector to hook up the LCD. The pinning is as follows

DB9 DB25

1 8
2 3
3 2
4 20
5 7
6 6
7 4
8 5
9 22

I get the Back Light to light but nothing else.
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