NEC PC-8201 - Page 49

4.3.2 Battery Installation
The PC-8201 is operated by four SUM3 batteries. The PC-8201 is not shipped with
batteries inserted. The following procedure explains how
to insert.
(1) Turn off the power, and turn unit upside down.
(2) Applying pressure on points A and B. slide the battery cassette out from the main
unit.