S820E UG PN: 10580-00343 Rev. H 12-3
Battery Replacement 12-3 Battery Replacement
Replacement is the opposite of removal. The battery key side (slot below the
contacts) must be facing the front on the instrument and must slide in first.
Note
When inserting the battery, the battery label must face the back of
the instrument, and the guide slot on the battery must be below
the contacts. If the battery door does not latch closed, then the
battery may be inserted incorrectly.
Figure 12-2. Battery Compartment
Note
Anritsu Company recommends removing the battery for long-term
storage of the instrument.
Caution
When using the Automotive power outlet adapter, always verify
that the supply is rated for a minimum of 5 amps (60 Watts) at
12 VDC, and that the socket is clear of any dirt or debris. If the
adapter plug becomes hot to the touch during operation, then
discontinue use immediately.