Yamaha MX-630 - Operational Precautions; Damage Requiring Service & Servicing Guidelines; Installation & Usage Warnings

15 Damage Requiring Service — The appliance should
be serviced by qualified service personnel when:
A. The power-supply cord or the plug has been
damaged; or
B. Objects have fallen, or liguid has been spilled into
the appliance; or
C. Ihe appliance has been exposed to rain; or
D. The appliance does not appear to operate normally
or exhibits a marked change in. performance; or
E. The appliance has been dropped, or the cabinet
damaged.
16 Servicing — The user should not attempt to service
the appliance beyond those means described in the
operating instructions. All, other servicing should be
referred to qualified service personnel.
17 Power Lines — An outdoor antenna should be
located away from power lines.
18 Grounding or Polarization — The precautions that
should be taken so that the grounding or polarization
is not defeated. |
19 Speaker Connection — To reduce the risk of shock
or fire and prevent short circuits, strictly follow the
instructions for connecting speakers on p. 8.
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 amplifier 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 place records or other objects on top of
the amplifier; this will block the ventilation holes, cause
the internal temperature to rise and may result ina
failure.
CAUTION: READ THIS BEFORE OPERATING YOUR UNIT
6 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.
7 Do not attempt to clean the unit with chemical
solvents; this might damage the finish. Use a clean,
dry cloth.
8 Be sure to read the "Troubleshooting" section on
common operating errors before concluding that your
unit is faulty.
9 Do not connect audio equipment to the AC
outlets on the rear panel if that equipment requires
more power than the outlets are rated to provide.