Wow look at those guts! The good news is our modern shields and microprocessors allow us to do away with all this antiquated junk.
There are 4 things to remove:
If you are feeling ambitious I believe it is possible to also hack the coin machine, but I only saw it as a hassle for people using my phone.
** Remember I hacked a few of these phones so some pictures may look slightly different because all the phones internals are slightly different. Even though the internals are slightly different all phones connections/routing are identical. **