UK Vintage Radio Repair and Restoration Discussion Forum - View Single Post - Non-working Commodore PET 3016

SiriusHardware · 11th Jan 2021, 11:37 pm

OK. At the moment it appears you don't have a short between UG5 pin 7 and UG5 pin 8 and you do have continuity across all branches of the CLK1 line so let's backtrack a little to an earlier measurement.

With power on, meter in frequency mode, do you now see 1Mhz on UG5 pin 7?

11th Jan 2021, 11:37 pm	#94
SiriusHardware Dekatron Join Date: Aug 2011 Location: Newcastle, Tyne and Wear, UK. Posts: 11,548	Re: Non-working Commodore PET 3016 OK. At the moment it appears you don't have a short between UG5 pin 7 and UG5 pin 8 and you do have continuity across all branches of the CLK1 line so let's backtrack a little to an earlier measurement. With power on, meter in frequency mode, do you now see 1Mhz on UG5 pin 7?