Guru
Joined: 16/09/2019
Location: United KingdomPosts: 4365
| Posted: 10:58am 21 Jun 2025 |
It is not normal. Your RTC is kaput, or battery is flat, or in upside down.
Note the batteries in the original CMM2 had an appallingly short life span. I don't know if that is still the case.
Best wishes,
Tom