PRODUCT SAFETY MARKINGS: Yamaha electronic
products may have either labels similar to the graphics
shown below or molded/stamped facsimiles of these graphics on the enclosure. The explanation of these graphics
appears on this page. Please observe all cautions indicated
on this page and those indicated in the safety instruction section.
CAUTION
RISK OF ELECTRIC SHOCK
DO NOT OPEN
CAUTION: TO REDUCE THE RISK OF ELECTRIC SHOCK.
DO NOT REMOVE COVER (OR BACK).
NO USER-SERVICEABLE PARTS INSIDE.
REFER SERVICING TO QUALIFIED SERVICE PERSONNEL.
The exclamation point within the equilateral triangle is intended to alert the
user to the presence of important operating and maintenance (servicing) instructions in the literature accompanying the
product.
The lightning flash with arrowhead symbol, within the equilateral triangle, is
intended to alert the user to the presence
of uninsulated “dangerous voltage”
within the product’s enclosure that may
be of sufficient magnitude to constitute a
risk of electrical shock.
IMPORTANT NOTICE: All Yamaha electronic products
are tested and approved by an independent safety testing
laboratory in order that you may be sure that when it is properly installed and used in its normal and customary manner,
all foreseeable risks have been eliminated. DO NOT modify
this unit or commission others to do so unless specifically
authorized by Yamaha. Product performance and/or safety
standards may be diminished. Claims filed under the
expressed warranty may be denied if the unit is/has been
modified. Implied warranties may also be affected.
ENVIRONMENTAL ISSUES: Yamaha strives to produce
products that are both user safe and environmentally
friendly. We sincerely believe that our products and the production 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 nonrechargeable battery which (if applicable) is soldered in
place. The average life span of this type of battery is approximately five years. When replacement becomes necessary,
contact a qualified service representative to perform the
replacement.
Warning: Do not attempt to recharge, disassemble, or
incinerate this type of battery. Keep all batteries away from
children. Dispose of used batteries promptly and as regulated by applicable laws. Note: In some areas, the servicer is
required by law to return the defective parts. However, you
do have the option of having the servicer dispose of these
parts for you.
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.
NOTICE: Service charges incurred due to 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.
NAME PLATE LOCATION: The graphic below indicates
the location of the name plate. 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.
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.
92-469- 1(rear)
S90 XS/S70 XS
2
使用说明书
Model
Serial No.
Purchase Date
CAUTION
RISK OF ELECTRIC SHOCK
DO NOT OPEN
CAUTION: TO REDUCE THE RISK OF ELECTRIC SHOCK.
DO NOT REMOVE COVER (OR BACK).
NO USER-SERVICEABLE PARTS INSIDE.
REFER SERVICING TO QUALIFIED SERVICE PERSONNEL.
The above warning is located on the rear of the unit.
IMPORTANT SAFETY INSTRUCTIONS
Explanation of Graphical Symbols
The lightning flash with arrowhead symbol
within an equilateral triangle is intended to alert
the user to the presence of uninsulated
“dangerous voltage” within the product’s
enclosure that may be of sufficient magnitude to
constitute a risk of electric shock to persons.
The exclamation point within an equilateral
triangle is intended to alert the user to the
presence of important operating and
maintenance (servicing) instructions in the
literature accompanying the product.
1Read these instructions.
2Keep these instructions.
3Heed all warnings.
4Follow all instructions.
5Do not use this apparatus near water.
6Clean only with dry cloth.
7Do not block any ventilation openings. Install in
accordance with the manufacturer’s instructions.
8Do not install near any heat sources such as radiators,
heat registers, stoves, or other apparatus (including
amplifiers) that produce heat.
9Do not defeat the safety purpose of the polarized or
grounding-type plug. A polarized plug has two blades
with one wider than the other. A grounding type plug
has two blades and a third grounding prong. The wide
blade or the third prong are provided for your safety. If
the provided plug does not fit into your outlet, consult
an electrician for replacement of the obsolete outlet.
10 Protect the power cord from being walked on or pinched
particularly at plugs, convenience receptacles, and the
point where they exit from the apparatus.
WARNING
TO REDUCE THE RISK OF FIRE OR ELECTRIC SHOCK, DO NOT EXPOSE THIS APPARATUS TO RAIN OR MOISTURE.
11 Only use attachments/accessories specified by the
manufacturer.
12 Use only with the cart, stand,
tripod, bracket, or table specified
by the manufacturer, or sold with
the apparatus. When a cart is
used, use caution when moving
the cart/apparatus combination
to avoid injury from tip-over.
13 Unplug this apparatus during
lightning storms or when unused for long periods of
time.
14 Refer all servicing to qualified service personnel.
Servicing is required when the apparatus has been
damaged in any way, such as power-supply cord or plug
is damaged, liquid has been spilled or objects have
fallen into the apparatus, the apparatus has been
exposed to rain or moisture, does not operate normally,
or has been dropped.
(UL60065_03)
Information for Users on Collection and Disposal of Old Equipment
This symbol on the products, packaging, and/or accompanying documents means that used electrical and electronic
products should not be mixed with general household waste.
For proper treatment, recovery and recycling of old products, please take them to applicable collection points, in
accordance with your national legislation and the Directives 2002/96/EC.
By disposing of these products correctly, you will help to save valuable resources and prevent any potential negative
effects on human health and the environment which could otherwise arise from inappropriate waste handling.
For more information about collection and recycling of old products, please contact your local municipality, your waste
disposal service or the point of sale where you purchased the items.
[For business users in the European Union]
If you wish to discard electrical and electronic equipment, please contact your dealer or supplier for further information.
[Information on Disposal in other Countries outside the European Union]
This symbol is only valid in the European Union. If you wish to discard these items, please contact your local authorities or dealer and
ask for the correct method of disposal.