NW-E53 - Sony Audio Service Manual (repair manual). Page 5

5

Procedure 1:  Set a dry battery into NW-E53, and keep the battery

        lid open.

Procedure 2:  In HOLD state, while pushing  Nx  and [GROUP]

        button, turn power on by closing the battery lid of
        NW-E53.

Procedure 3:  Set HOLD state off.

After starting up test mode, the following contents can be checked.

•   Nx  button
   The KEY test mode is activated. All key inputs are completed,
     then  Nx    button is pressed, restart. (Be aware that the
    initialization is included on all key input.)
•   -/>
    All LCD lights and ACCESS LED lights off.
•   ./+
    All LCD lights and ACCESS LED lights on.
•  [VOL +] button
    BEEP turns on.
•  [VOL --] button
    BEEP turns off.
•  [  REPEAT       SOUND] button
    Initialized. (Turns to the factory preset state, time, volume setting
   and so on.)
   The music data, files and so on in the memory are not changed.

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