(Topic ID: 190191)

Flippers not working

By Dr_Holmberg

6 years ago



Topic Stats

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#1 6 years ago

I'm restoring a Bad Girls and have installed a new power supply (gulfpinball) and a new cpu-board (mypinballs.co.uk) and installed some new connectors since the old one had been damaged from battery leakage on the old board.

Now - the game boots up as it should. Pop bumpers, slingshots, droptargets, switches, lights, sound, displays etc works fine in game play - but none of the three flippers work. Checked all fuses - they all work.

So where do I start looking on this one?
Is it on the driver board - and does anyone know what transistor/resistor that needs to be checked?
Or could the problem be anywhere else?
Could this have anything to do with ground mods? None of those have been done to this game - but I read here somewhere here that it's not necessary on these late system 80b-games.

Any help on this would be great!

#2 6 years ago
Quoted from Dr_Holmberg:

Checked all fuses - they all work.

How did you confirm the fuses all work? Do you have flipper voltage at these fuses? How about at the flipper coils? You'll need to measure these with a DMM/Voltmeter

#3 6 years ago

Did flippers work before?

#4 6 years ago
Quoted from wayout440:

How did you confirm the fuses all work? Do you have flipper voltage at these fuses? How about at the flipper coils? You'll need to measure these with a DMM/Voltmeter

I checked the fuses with my dmm as usual, and they are all ok.
The coils seems to be ok as well according to my dmm.

#5 6 years ago
Quoted from poppapin:

Did flippers work before?

Don't know. The game was dead when I got it and had been in storage for many years.

#6 6 years ago
Quoted from Dr_Holmberg:

I checked the fuses with my dmm as usual, and they are all ok.
The coils seems to be ok as well according to my dmm.

Was voltage present at both the fuses and coils? According to your DMM, what was the measurement of voltage?

1 week later
#7 6 years ago

Problem with the flippers is solved - it was a loose connector that simply fixed the problem.
However - I now have some issues with the solenoids for the droptargets and the solenoid kicking the ball in to the ball through. These worked before but has now gone dead.
Are they connected in some way?
All other solenoids work as they should and all the fuses is checked and ok.

#8 6 years ago
Quoted from Dr_Holmberg:

These worked before but has now gone dead.

Well, considering this....

Quoted from Dr_Holmberg:

it was a loose connector that simply fixed the problem.

I would highly suspect you have more connector issues.

7 months later
#9 6 years ago

What’s a connector and how do I check it ?

I have the same problem

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