Memory Capacity; Expanded Memory Capacity - NEC PC-8201A User Manual

Chapter 1
Memory Capacity
The PC-8201 comes equipped with 16K bytes of internal RAM, and
32K bytes internal ROM. The memory of the PC-8201 can be
greatly expanded by adding chips and cartridges.
Expanded Memory Capacity
The internal RAM of the PC-8201 is expanded by adding CMOS
8
K byte RAM chips IPC-8201-06).
I-N The RAM chips must be installed by your Authorized
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NEC Dealer. The warranty on the PC-8201 will be
voided if the chips are installed by any unauthorized
person.
Optional cartridges may be used to expand the PC-8201 unit's
memory. The PC-8206 RAM Cartridge has 32K bytes, making the
total possible RAM available 96K bytes.
The RAM Cartridge has its own battery. The AC Power Adapter
(PC-8271 A-01) may be plugged into this cartridge in order to prolong
the life of the battery. This AC Power Adapter is the same one
used with the PC-8201. The approximate life span of the battery in
the RAM Cartridge is 6 months. This battery may be replaced by
you, following the instructions provided with the cartridge.
The files and programs stored in the RAM cartridge will be retained
as long as the battery power is adequate. The cartridge may be
removed and replaced at a later date, or inserted into another
PC-8201 without loss of the contents.
The cartridge is inserted into the System Slot located on the left side
of the PC-8201. Only one cartridge at a time may be inserted into
the slot:
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