Yamaha CDX-490 - Manual (Page 3)

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1 To ensure the finest performance, please read this manual
carefully. Keep it in a safe place for future reference.
2 Install your unit in a cool, dry, clean place – away from
windows, heat sources, and too much vibration, dust,
moisture or cold. Avoid sources of hum (transformers,
motors). To prevent fire or electrical shock, do not expose
to rain and water.
3 Do not operate the unit upside-down. It may overheat,
possibly causing damage.
4 Never open the cabinet. If a foreign object drops into the
set, contact your dealer.
5 Do not use force on switches, knobs or cords. When
moving the set, first turn the unit off. Then gently
disconnect the power plug and the cords connecting to
other equipment. Never pull the cord itself.
6 Do not attempt to clean the unit with chemical solvents;
this might damage the finish. Use a clean, dry cloth.
7 Be sure to read the “TROUBLESHOOTING” section on
common operating errors before concluding that your unit
is faulty.
8. Do not place another component on top of this unit,
because to do so will discolor or damage the surface of
the unit.
9. To prevent damage by lightning, disconnect the power
cord from the household AC outlet during an electrical
storm.
10. When disconnecting the power cord from the household
AC outlet, grasp the plug; do not pull the cord.
11. When moving the unit, be sure to first disconnect the
power cord from the household AC outlet, and disconnect
cords connected to other equipment.
CAUTION: READ THIS BEFORE OPERATING YOUR UNIT
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.
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.
The apparatus is not disconnected from the AC power
source as long as it is connected to the wall outlet, even if
the apparatus itself is turned off.
WARNING
Laser Diode Properties
• Material: GaAlAs
• Wavelength: 780nm
• Emission Duration: continuous
• Laser Output: max. 44.6µW*
* This output is the value measured at a distance of about
200mm 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.
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 personel only.