77
Dispose of the dead battery immediately and in accordance
with local regulations.
Per CA Regulation 22 CCR 67384.4, the following applies to
the button cell battery in this unit:
Perchlorate Material - Special handling may apply.
See www.dtsc.ca.gov/hazardouswaste/perchlorate
In
case
of
difficulty
Review instructions to be certain calculations were performed
properly.
Check the battery to ensure that it is fresh and properly
installed.
Change the battery when:
• & does not turn the unit on, or
• The screen goes blank, or
• You get unexpected results.