Fixing my Pentax K-30 exposure problem: #4 more details on solenoid

I spent a jolly day thinking about the exposure solenoid and doing a few checks.

Everyone has a theory about why the green solenoid is problematic.

I've tried to work out how it operates...

Fixing my Pentax K-30 exposure problem: #3 one problem leads to another!

Having reassembled my K-30 with the replacement solenoid, it was time to test it.

Unfortunately it failed the test, with all photos underexposed.

I think my problem was due to a truly stupid mistake.

Fixing my Pentax K-30 exposure problem: #2 let's do it!

My new JIS screw drivers arrived from China a few days ago.

Following on from an earlier post, I needed these to fit the tiny JCIS screws on my camera.

So its time to strip down both my K110D and K-30 Pentax cameras to see if I can repair my K-30.