Power Sources; Charging The Nickel Cadmium Rechargeable Battery - Sony MD Walkman MZ-R70 Operating Instructions Manual

Power sources

You can use the recorder on house current or as follows.
In the recorder ...
— a nickel cadmium rechargeable battery NC-WMAA (supplied)
— LR6 (size AA) alkaline dry battery (not supplied)
It is preferable to use the recorder on house current when recording
for a long time.
Charging the nickel cadmium
rechargeable battery
Before using the supplied NC-WMAA nickel cadmium rechargeable
battery for the first time, charge it in the recorder.
1
Connect the supplied AC power adaptor.
to wall output
AC power adaptor
(supplied)
to DC IN 3V
continued
53