This is an original service manual for the Nakamichi OMS-7, OMS-7E, and OMS-70 Compact Disc CD Player. It contains detailed information on how to operate and repair the device. The manual is in excellent condition and has been well-preserved over the years. It is an essential guide for anyone who wants to keep their Nakamichi CD player in top working condition. The manual covers a range of topics such as installation, operation, maintenance, and troubleshooting. It also includes diagrams and schematics to help you understand the inner workings of the device. With this manual, you can easily perform repairs and upgrades on your CD player without having to take it to a professional. Overall, this is an invaluable resource for any Nakamichi CD player owner.