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FCC INFORMATION (U.S.A.)

1. IMPORTANT NOTICE: DO NOT MODIFY THIS UNIT!

This product, when installed as indicated in the instructions
contained in this manual, meets FCC requirements. Modifica-
tions not expressly approved by Yamaha may void your author-
ity, 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 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

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

* This applies only to products distributed by YAMAHA CORPORATION OF AMERICA.

(class B)

This product utilizes batteries or an external power supply (adapter). DO
NOT connect this product to any power supply or adapter other than
one described in the manual, on the name plate, or specifically recom-
mended 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 accom-
pany 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
headphones 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 envi-
ronmentally friendly. We sincerely believe that our products and the
production methods used to produce them, meet these goals. In keep-
ing 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
batteries away from children. Dispose of used batteries promptly and as
regulated 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 prod-
ucts 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

DD-20

Serial No.

Purchase Date

SPECIAL MESSAGE SECTION

92-BP (bottom)

This Class B digital apparatus
complies with Canadian ICES-003.

Cet appareil numérique de la classe B
est conforme à la norme NMB-003
du Canada.

OBSERVERA!

Apparaten kopplas inte ur växelströmskällan (nätet) sá länge
som den ar ansluten till vägguttaget, även om själva apparaten
har stängts av.

ADVARSEL:

Netspæendingen til dette apparat er IKKE