20
Preparation
This automatically disconnects the built-
in speaker.
Listening Safely
To protect your hearing, follow these
guidelines when you use an earphone.
• Set the volume to the lowest setting
before you begin listening. After you
begin listening, adjust the volume to
a comfortable level.
• Do not listen at extremely high vol-
ume levels. Extended high-volume
listening can lead to permanent
hearing loss.
• Once you set the volume, do not
increase it. Over time, your ears
adapt to the volume level, so a vol-
ume level that does not cause dis-
19-1207.fm Page 20 Friday, November 10, 2000 11:04 AM