Snaky giving comes error on 7000 coin mech

[SPVending]

Snaky commes error on 7000 coin mech it is on exec,tried on mdb but no power to it mech does not light up at all
Anyone had this problem.
Thanks Martin

[Coin Operated Group]

You probably have jumper settings and menu settings wrong

[Coin Operated Group]

IF you don't change them both it wont work

[SPVending]

How do you change jumper settings and what do you change in setting?

[Coin Operated Group]

Change jumpers on motherboard all 4 to opposite side

In tech settings coin handling change to mdb

[SPVending]

Thanks working ok until today now saying machine out of order.
Any ideas

[Coin Operated Group]

if you press # or * key (one of two) it will tell you the error