More Sony La Scala TC-S1 Woes

Please consider supporting me on Patreon: https://www.patreon.com/user?u=44805086 Does anyone have a solution? Please??? Ongoing problems with the sound quality of my Sony La Scala S2 cassetted deck TC-S1. Includes speed check with an Android app, and wow & flutter audible test. Buy my surplus Minidisc stuff on eBay here: https://www.ebay.co.uk/usr/kartingcol Here are the usual purchase links: As an Amazon Associate I earn from qualifying purchases. IPA Isopropanol/Isopropyl Alcohol Cleaning Fluid https://amzn.to/3gFxyB9 iFixit Minnow Screwdriver Toolkit https://amzn.to/363wKUF Blue Microfibre Cloths https://amzn.to/3IFPW8Q Chapters 00:00 Delivery of Rubber Renue & Methylated Spirits 00:38 Further problems 01:52 3000 Hz Test tone cassette tape demo 03:28 Pinch roller, capstan, and play head cleaning 15:17 Disassembly (improved method) 21:20 Belt inspection 27:15 Reassembly 35:49 Sound and speed test 36:45 Speed Callibration app 40:50 Summary 41:59 Callibration tape and App test on another system