This dual tape deck does turn on. What is needs is new Rubber Belts for the Tape Mechinisms.  I dont have the time to repair it myself so this is an easy project for a great vintage sony system.  Selling as party only or repair.

This Sony TC-WA7ESA ES Series Dual Cassette Tape Deck Stereo Dolby W/Manual is a great addition to your music collection. With its FET Buffer and 2 Motor Transport Mechanism, it delivers quality sound. The cassette deck features a Random Music Sensor that allows the user to skip through tracks with ease.

The Sony TC-WA7ESA also has a dual cassette deck that allows for easy recording and playback. It has Audio Inputs and Audio Outputs including a Headphone Jack and Stereo L/R RCA. Its sleek black design gives it a modern look that will surely complement any home audio system.