SPECIAL MESSAGE SECTION
This product utilizes batteries or an external power supply (adaptor). DO
NOT connect this product to any power supply or adaptor other than one
described in the manual, on the name plate, or specifically recommended
by Yamaha.
This product should be used only with the components supplied or; a cart,
rack, or stand that is recommended by Yamaha. If a cart, etc., is used,
please observe all safety markings and instructions that accompany the
accessory product.
SPECIFICATIONS SUBJECT TO CHANGE:
The information contained in this manual is believed to be correct at the
time of printing. However, Yamaha reserves the right to change or modify
any of the specifications without notice or obligation to update existing
units.
This product, either alone or in combination with an amplifier and head-
phones or speaker/s, may be capable of producing sound levels that could
cause permanent hearing loss. DO NOT operate for long periods of time
at a high volume level or at a level that is uncomfortable. If you experience
any hearing loss or ringing in the ears, you should consult an audiologist.
IMPORTANT: The louder the sound, the shorter the time period before
damage occurs.
NOTICE:
Service charges incurred due to a lack of knowledge relating to how a
function or effect works (when the unit is operating as designed) are not
covered by the manufacturer’s warranty, and are therefore the owners
responsibility. Please study this manual carefully and consult your dealer
before requesting service.
ENVIRONMENTAL ISSUES:
Yamaha strives to produce products that are both user safe and environ-
mentally friendly. We sincerely believe that our products and the produc-
tion methods used to produce them, meet these goals. In keeping with
both the letter and the spirit of the law, we want you to be aware of the
following:
Battery Notice:
This product MAY contain a small non-rechargeable battery which (if
applicable) is soldered in place. The average life span of this type of
battery is approximately five years. When replacement becomes neces-
sary, contact a qualified service representative to perform the replace-
ment.
This product may also use “household” type batteries. Some of these
may be rechargeable. Make sure that the battery being charged is a
rechargeable type and that the charger is intended for the battery being
charged.
When installing batteries, do not mix batteries with new, or with batteries
of a different type. Batteries MUST be installed correctly. Mismatches or
incorrect installation may result in overheating and battery case rupture.
Warning:
Do not attempt to disassemble, or incinerate any battery. Keep all batter-
ies away from children. Dispose of used batteries promptly and as regu-
lated by the laws in your area. Note: Check with any retailer of household
type batteries in your area for battery disposal information.
Disposal Notice:
Should this product become damaged beyond repair, or for some reason
its useful life is considered to be at an end, please observe all local, state,
and federal regulations that relate to the disposal of products that contain
lead, batteries, plastics, etc. If your dealer is unable to assist you, please
contact Yamaha directly.
NAME PLATE LOCATION:
The name plate is located on the bottom of the product. The model
number, serial number, power requirements, etc., are located on this
plate. You should record the model number, serial number, and the date
of purchase in the spaces provided below and retain this manual as a
permanent record of your purchase.
Model
Serial No.
Purchase Date
92-BP
PLEASE KEEP THIS MANUAL
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 ap-
proved by Yamaha may void your authority, granted by the FCC, to use the
product.
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.
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 meas-
ures:
• 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 co-
axial 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 Corporation
of America, Electronic Service Division, 6600 Orangethorpe Ave, Buena
Park, CA90620
• This applies only to products distributed by Yamaha Corporation of
America.
FCC INFORMATION (U.S.A.)
The serial number of this product may be found on the bottom
of the unit. You should note this serial number in the space
provided below and retain this manual as a permanent record of
your purchase to aid identification in the event of theft.
Model No.
DD-50
Serial No.
Entsorgung leerer Batterien (nur innerhalb Deutschlands)
Leisten Sie einen Beitrag zum Umweltschutz. Verbrauchte
Batterien oder Akkumulatoren dürfen nicht in den Hausmüll. Sie
können bei einer Sammelstelle für Altbatterien bzw. Sondermüll
abgegeben werden. Informieren Sie sich bei Ihrer Kommune.
