What if you don't have a signal generator to align the meter with?
Much easier and cheaper to just unlock it - IMO . . .
Much easier and cheaper to just unlock it - IMO . . .
I would give the meter the benefit of the doubt first and trouble shoot as per shockwave. Start with trying to 1st free the current meter as posted, if this doesn't work the send it to a reputable tech that won't bust the bank. JMO. Good luck and hope you get it working again. God bless.