Yamaha CDX-993 User Manual

Page 3

CAUTION: READ THIS BEFORE OPERATING YOUR UNIT

To ensure the finest performance, please read this manual
carefully. Keep it in a safe place for future reference.

Install your unit in a cool, dry, clean place – away from
windows, heat sources, vibration, dust, moisture, or cold.
To avoid humming sounds, locate the unit away from other
electrical appliances, motors, and transformers. To prevent
fire or electrical shock, do not expose to rain and water.

Do not operate the unit upside-down. It may overheat,
possibly causing damage.

Never open the cabinet. If a foreign object drops into the
set, contact your dealer.

Do not use force on switches, knobs or cords. When
moving the set, first turn the unit off. Always disconnect the
cords from the AC outlet or other equipment by pulling the
plug itself; never pull on the cord.

Do not clean the unit with chemical solvents; this might
damage the finish. Use a clean, dry cloth.

Be sure to read the “TROUBLESHOOTING” section on
common operating errors before concluding that your unit
is faulty.

Do not place another component on top of this unit, as
damage or discoloration on the surface of the unit may
result.

To prevent damage by lightning, disconnect the power
cord from the AC outlet during an electrical storm.

When disconnecting the power cord from the AC outlet,
grasp the plug; do not pull the cord.

WARNING

CAUTION
Use of controls or adjustments or performance of
procedures other than those specified herein may result in
hazardous radiation exposure.

DANGER
Invisible laser radiation when open and interlock failed or
defeated.
Avoid direct exposure to beam.

As the laser beam used in this compact disc player is harmful
to the eyes, do not attempt to disassemble the cabinet. Refer
servicing to qualified personnel only.

To avoid electrical shock, do not open the unit. Refer servicing
to qualified personnel only.

DANGER: The use of optical instrument with this product will
increase eye hazard.

Laser Diode Properties
• Material: GaAlAs
• Wavelength: 780 nm
• Emission Duration: continuous
• Laser Output: max. 44.6 µW*
* This output is the value measured at a distance of about

200 mm from the objective lens surface on the Optical Pick-
up Block.

FCC INFORMATION (for US customers only)

1. IMPORTANT NOTICE: DO NOT MODIFY THIS UNIT!

This product, when installed as indicated in the instructions

contained in this manual, meets FCC requirements.
Modifications not expressly approved by Yamaha may void your
authority, granted by the FCC, to use the product.

2. IMPORTANT: When connecting this product to accessories and/

or another product use only high quality shielded cables. Cable/
s supplied with this product MUST be used. Follow all
installation instructions. Failure to follow instructions could void
your FCC authorization to use this product in the USA.

3. NOTE: This product has been tested and found to comply with

the requirements listed in FCC Regulations, Part 15 for Class
“B” digital devices. Compliance with these requirements
provides a reasonable level of assurance that your use of this
product in a residential environment will not result in harmful
interference with other electronic devices.

This equipment generates/uses radio frequencies and, if not

installed and used according to the instructions found in the
users manual, may cause interference harmful to the operation
of other electronic devices.

Compliance with FCC regulations does not guarantee that
interference will not occur in all installations. If this product is found
to be the source of interference, which can be determined by
turning the unit “OFF” and “ON”, please try to eliminate the problem
by using one of the following measures:

Relocate either this product or the device that is being affected by
the interference.

Utilize power outlets that are on different branch (circuit breaker or
fuse) circuits or install AC line filter/s.

In the case of radio or TV interference, relocate/reorient the
antenna. If the antenna lead-in is 300 ohm ribbon lead, change the
lead-in to coaxial type cable.

If these corrective measures do not produce satisfactory results,
please contact the local retailer authorized to distribute this type of
product. If you can not locate the appropriate retailer, please
contact Yamaha Electronics Corp., U.S.A. 6660 Orangethorpe Ave,
Buena Park, CA 90620.

The above statements apply ONLY to those products distributed by
Yamaha Corporation of America or its subsidiaries.