Using Headphones; Listening Safely - Optimus SYSTEM 746 Owner's Manual

13-1294.fm Page 9 Wednesday, July 14, 1999 7:01 PM
2. Install the batteries as indicated
by the polarity symbols (
marked inside the compartment.
illustration
3. Replace the cover.
Caution: If you are not going to use
the remote control for a month or
more, remove its batteries. Batteries
can leak damaging chemicals.
You can use the remote control up to
a distance of about 20 feet from the
System 746. If the remote control
operates erratically or does not
work, replace both batteries.

USING HEADPHONES

You can use headphones (not sup-
plied) to listen in privacy. Insert the
1
headphones' / -inch plug into the
8
ack.
j
illustration
Notes:
• Connecting headphones auto-
+ -
and ) matically disconnects the speak-
ers.
• Your local RadioShack store
sells a wide selection of head-
phones.

Listening Safely

To protect your hearing, follow these
guidelines when you use head-
phones.
• Do not listen at extremely high
volume levels. Extended high-
volume listening can lead to per-
manent hearing loss.
• Set the volume to the lowest set-
ting before you begin listening.
After you begin listening, adjust
the volume to a comfortable
level.
• Once you set the volume, do not
increase it. Over time, your ears
adapt to the volume level, so a
volume level that does not
cause
damage your hearing.
discomfort might still
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