Sony MDR DS4000 - Manual (Page 10)

Preparation
10 GB
Charging
1
If your AC power adaptor is equipped with a voltage selector, first be sure
that it is set to the correct voltage for your area before connecting it to an
AC outlet.
2
If your AC power adaptor is equipped with an on/off switch, set it to ON.
The power is supplied to the processor.
3
Connect the supplied AC power adaptor to the processor.
Notes
• Be sure to use the supplied AC power adaptor. Using AC adaptors with different plug polarity
or other characteristics can cause product failure.
• Be sure to always use the supplied AC power adaptor. Even AC power adaptors having the
same voltage and plug polarity can damage this product due to the current capacity or other
factors.
On/off switch
To an AC outlet
AC power
adaptor
(supplied)
To DC IN 9V jack
Processor
Unified polarity plug