I got the knobs off also. Like you remembered. Thanks.

I have one also and am wanting to enter the constants after replacing the battery. If we get both to that point we can compare and maybe help debug ...

How do you enter cal constants after replacing the lithium battery for the NVRAM in the T3000?

I successfully replaced the lithium battery in my T2000 with a TL-2450 Tadiran battery from Digikey or others. Still need to enter cal constants if ...

@jim-frame Do you know how to undo the tilt pan knobs on T2000 or T3000? I'm wanting to replace lithium battery in mine.

I need to replace the internal lithium battery. How to safely get the knobs off to get to it? anyone have a manual to sell? T2000 or T3000.

Same questions 7 years later.... How to replace the NVRAM backup battery, (How to get the knobs off the case), Where to find a service manual at $25 p...

Hi, I'd like to know how to enter constants for the T2002 and T3000. I found a T2000 it will probably work for. Don't feel like paying for a manual ...

I just bought a T2000 clean but lifeless in its case with a dead battery after being owned by the US govt then auctioned off yesterday. Any help appr...