Emerson HD7003 - Manual (Page 5)

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3.) Insert two fresh “AA” alkaline batteries in the battery compartment. Be sure to
follow the polarity makings in the battery compartment. If the batteries are
inserted incorrectly the unit will not work.
4.) Close the battery compartment cover and make sure that it is locked in place
so that it does not come in contact with a CD.
WHEN TO CHANGE THE BATTERIES
When the Battery Indicator flashes in the display the batteries are getting
weak and should be changed as soon as possible. Do not leave weak or exhausted
batteries in the player as they will eventually leak and cause corrosion inside the
battery compartment.
USING AN OPTIONAL AC/DC ADAPTER
If you decide to purchase an optional AC adapter the specification should be as
follows:
Input Voltage: 120V/60Hz AC.
Output Voltage: 4.5V DC 500mA.
Plug Type: Center-pin 1.3mm Female Plug with Positive (+) Center
Positive (+) Negative (–)
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