Agilent Technologies U1251A User's And Service Manual page 108

5 Maintenance
108
5 After pushing the SHIFT button or self- start, the meter
will do a self- test to check if the battery inside the meter
is a rechargeable battery or not. The self- test will take
about 2- 3 minutes. Avoid from operating any push buttons
during the self- test. An error message is diplayed shown
below.
Figure 48 Self test
Agilent U1251A/U1252A User's and Service Guide