HP-50G Excessive Battery Drain / Fix?

[jebem]

(06-07-2015 02:43 AM)robert rozee Wrote:  would someone with a good HP-50g please try the following: while measuring the current consumption, and with the calculator turned off, press various keys on the keyboard and see if any cause the current consumption to increase.

I tested with one of my good condition HP-50G machines from year 2010, f/W Revision #2.15.
Nope, the current consumption doesn't change from the 27uA while pressing keys when the machine is powered off.

The only exception is the ON key, of course!