Dissecting the DX7 IIFD - headphone, battery and power supply check

A special thanks to my good friend Mike of mikecomptech.
We find a surprise inside this DX7 II.
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**SEE BELOW FOR MORE INFO ON FD CABLE/BOARD REMOVAL**
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Mike's Channel - / @mikecomptech
Battery holder - www.amazon.com...
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~~~ DX7 resources ~~~
Grey Matter E! Manuals - yates.ca/dx7/Gr...
Black Boxes (more manuals) -
yamahablackbox...
Yamaha Musicians (forum and more) -
yamahamusician...
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---}}} update for FD drive coming soon! {{{--
FD drive more info update :
/ @t5-wtrav-7500
Thanks for watching!!!
#dx7 #synthesizer #repair #soldering