Yamaha M-4 Owner's Manual page 3

1 PLACE OF INSTALLATION
Do not use the set in
€ locations exposed to direct sunshine,
such as near windows
. € locations of high temperatures, such as
near heaters |
Ф locations of extremely low temperatures
€ humid or dusty locations
ө Since the M-4 is quite heavy 18.5 kg
it should be placed on firm base.
) WATER DAMAGE
If by accident the set has come into
contact with water, immediately discon-
nect the power plug and contact your
Y AMAHA service store. Be careful not to
place any container that holds liquid near
the amplifier.
PROPER VENTILATION
Never cover the ventilation holes on top
of the amplifier with any object. If proper
ventilation is not ensured, the internal
temperature of the set will rise unduly,
which will cause improper operation and
lead to damage.
CAREFUL HANDLING
Avoid using strong force when operating
any of the switches and controls.
CAUTION ; READ THIS BEFORE OPERATING YOUR M-4
| 5 UNAUTHORIZED OPENING
Never open the case of the amplifier or
touch any of the parts inside, as there is
serious danger of electric shock. |
If, by accident, some foreign matter has
been dropped inside the set, immediately
disconnect the power plug and contact
your YAMAHA service store.
ADDITIONAL AC POWER
RECEPTACLE (GENERAL
EXPORT MODELS ONLY)
The additional AC power receptacle on
the rear panel of the set is UNSWITCHED
(not linked with the power switch): and
has a maximum capacity of 100W. Before
connecting another piece of equipment
to this outlet, check its power consump-
tion to ensure it does not exceed this
limit.
/ MOVING THE SET
Before moving the amplifier, be sure to
disconnect the power plug as well as all
other connection cords.
POWER CORD
When disconnecting the power cord, al-
ways hold the plug itself and do not pull
the cord.
When the set is not to be used for a long
period of time, it is recommended to
disconnect the power cord.
9 PLAYING RECORDS
Be sure to turn down the volume on the
control amplifier before lifting or lowering
the tone arm when playing records. Other-
wise the transient ncise may cause damage
to the speakers.
Кра
Ж з
ч.
Always switch off the power before con-
necting or disconnecting the input cables.
] ] CLEANING
Avoid wiping the case with liquids such
as benzine or thinner, and do not use
insecticide sprays or the like near the set.
Always use a soft, dry cloth to wipe the
set.
MAKING CONNECTIONS
] J BEFORE REQUESTING SERVICE
Before calling in a service technician, please
check the TROUBLESHOOTING chart in
the last section of this manual to be sure
there is no misoperation.
_ OWNER'S MANUAL
Please keep this Owner's Manual for fu-
ture reference.