Service manual : Boss GT-10 gt10 Power Supply board is $299 new so dont touch the cmos.pdf, Boss GT-10 Power supply - checking voltage regulators in and out and troubleshoot PS voltages. A new circuit board if you can find one is about $300 US. manual preview

Preview for : Boss GT-10 Boss GT-10 Power supply - checking voltage regulators in and out and troubleshoot PS voltages. A new circuit board if you can find one is about $300 US.