identify 1970's Gibson solid state amp

[nosaj]

Can anyone help me identify this amp? has a sticker on the inside dating it 197x?

Somebody has hacked it up and I want to find the schematic so I can bring it back to life.

Thanks,
nosaj

[J M Fahey]

It might be something close to this:
Gibson G35revA Service Manual free download,schematics,datasheets,eeprom bins,pcb,repair info for test equipment and electronics
Or one of these
http://images.gibson.com/Lifestyle/S...10,G20,G30.pdf