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The 7250 has two 3.6V 1/2AA lithium batteries on each memory board. With time, these | The 7250 has two 3.6V 1/2AA lithium batteries on each memory board. With time, these | ||
batteries die, which will cause the 7250 to fail its power-on self test. New replacements | batteries die, which will cause the 7250 to fail its power-on self test. New replacements | ||
are still ( | are still (2011) widely available. | ||
* http://w140.com/tektronix_7250.pdf | * http://w140.com/tektronix_7250.pdf |