I had to find out what was wrong with this one as the owner couldn't specify what was wrong with it.
full diagnosis and repair.
I do not offer repair services at this time. These videos are for entertainment purposes only. If you choose to attempt repairs on your own, or any one else's property, I do not accept liability for any damage that is caused.
Parts
SL SR BUTTON REPLACEMENT
https://www.ebay.co.uk/itm/152910662812?epid=5015085194&_trkparms=ispr%3D1&hash=item239a2f8c9c:g:o1IAAOSwX2RgEry8&amdata=enc%3AAQAGAAACoPYe5NmHp%252B2JMhMi7yxGiTJkPrKr5t53CooMSQt2orsStEKTPzZMfQmny3knR97t0G0buPH2idgHdmqNM1qGl4FCll5uLDYqn9ksiJRlrD6oCje4Wjx7XH%252FDzRTWbhZOTNlkzsVKuDeSL0dihu1vyOFh5i1zhgiGxS8KKMfx2k1TuU0JNiO%252FccI0UnHZIeo55vU5uW7qRqZjh7XL42KK1EYZiykOKk%252F3FBNVYfP5cXq98pJf%252F3LjAv4c4PS8ffm7OT4pjK%252Fo3Cu0%252FE%252FIcbIyPwaXb7G%252F5vBhZFX7p700nRlqAYG3Cg32nnZXandsRw5VyNIak5Fmq2LYGMYtBrNxI69i4qoOvwuS0pLkcxnrBvEVZ2c5q4295qzpEto%252BxJtQNDSWGVCmCWWhqjyYzBPsq%252B3M5CIQX0wy1DRDZ9qyIG6B5dIXmLTS8ZVcl49Uqtu6uZUdxi1FWgDXNNfzZCQn1Hn6SfCa6lKebX8bcZ7I3RsZqOzVXzYVPRS19Kxpcdg6nNxEztYrvvBg6DZYJUB8LYsae8fFFbjp9BP8Cm5ihQgif%252FPdEz6jgINmJADhQpT6E6%252FY2ReoD%252FYwsL%252BPHQfMqsBP2eXUgqkqIBtSFq36RRc%252B9o%252BaYYvg0ry5ClbrWclIGpHRf26inyZ7Q8iI0JO57HYdIQFJkQOKDHLe7kArz%252F22KsbqCc4d2fIC4fN%252Fo%252FNmo29o4AUoPIZmHqwOFkrc3jqHyyvkP4TUbiz1WB6eYjQlRQMwJVBh3otmoTp3DzoxdqldhlSg7BWOsuVXlmCpfVBKm6lrhaoBonhwoS2dwnob81z7jfI%252BRz6tECEpASPUoFT3Q23LMzXXxy%252BLHDFx%252BDWMFaowJDKbfrYxNhl8McWpkiBSp4h9nnZVvLngfJAWsw%253D%253D%7Campid%3APL_CLK%7Cclp%3A2334524
ANALOG STICK
https://www.ebay.co.uk/itm/384319428182?_trkparms=ispr%3D1&hash=item597b391656:g:zEoAAOSwMz1hEFOX&amdata=enc%3AAQAGAAACoPYe5NmHp%252B2JMhMi7yxGiTJkPrKr5t53CooMSQt2orsSQuF9OYLb3wphIAOfpJK8Rtbyk7mD%252BftJnWrPXRvmKGoXmWTFYdtTsJeLzAExZxJyA2VMpykqxzue%252BqUICSwBXhhUj%252F%252FXaB0QexH8rErNXr5Intd85nsx9%252FrzMKLGwaqIzCZqcgtgn9XT9O%252BHqcqFjc8K5sCm952tcR9YHVLy0LaxxsvEhG4usZunkN7X3WTk9KCNSqmlCL1AmnK4U0ykaFtNHqqlG0vrDQ%252B1PIH%252FyOVGKzRDmV%252FL%252F5W1mHuXGjBn6Wy%252FQvBuU2HfBUU4HRUe45sq0p%252FhKGoxZhVbDlyc9dMXu4TXJNDbUTZaUJ527gv8fwxCTEYq6UJbMjemnV7udSKVPadfmAikztM3mYr5tJx2DTq1vIo20Quf10qFeJg81iqObrNXxd8ztMpstWogVhl8wdiBp%252FCIKtX0JnaVESSgUQtrQdZjZVBnFlbbZRGAHSje7blz5VdaGI4QJZDX5Gpd7sZcecLw%252FEhxqVKTEbdwqmM8kZfO6awlSv%252BFxIdn2Lqo4GS3SkOXk4L6XKCF7wG6ZPz9g8KSqowaEeM3jeiIWkIqCGQelKipgQGksGl53ued6JkCtTenCtRUW2Wu1aSQQUashi87NWhcOyPWob%252BON3jt%252BJDJmWWQMtE6xAoVReOgN7WuCAy8BoCuvnsq9m54Kr5sSRytElqVSuv9%252B%252FvyN%252B8Ufmi7ARESdeWnLacwsuTICop97SRjmR2C7UZ7o3xNQ7kWhEQMtZJIt3c3SYK3ujcYVcs3gm98YjUkc8koyfE%252BaxaQmZhTQjKfr6M9oSpoj%252FQT9SNGnIcyU84URRCZW%252Blz%252BXdgqeykR5X1LQurATRqpuUXAJF%252BhPvEtt3Nzg%253D%253D%7Campid%3APL_CLK%7Cclp%3A2334524
OTHER TOOLS USED
Precision screwdriver set
IPA
Pry tool
Cotton buds
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