Edirol R-4Pro Musical Instrument User Manual


 
3
USING THE UNIT SAFELY
................................................................................................
001
Before using this unit, make sure to read the
instructions below, and the Owner’s Manual.
................................................................................................
002c
Do not open (or modify in any way) the unit or its
AC adaptor.
................................................................................................
003
Do not attempt to repair the unit, or replace parts
within it (except when this manual provides
specific instructions directing you to do so). Refer
all servicing to your retailer, the nearest Roland
Service Center, or an authorized Roland
distributor, as listed on the “Information” page.
................................................................................................
004
Never use or store the unit in places that are:
Subject to temperature extremes (e.g., direct
sunlight in an enclosed vehicle, near a heating
duct, on top of heat-generating equipment); or
are
Damp (e.g., baths, washrooms, on wet floors); or
are
Humid; or are
Exposed to rain; or are
Dusty; or are
Subject to high levels of vibration.
................................................................................................
007
Make sure you always have the unit placed so it is
level and sure to remain stable. Never place it on
stands that could wobble, or on inclined surfaces.
................................................................................................
008c
Be sure to use only the AC adaptor supplied with
the unit. Also, make sure the line voltage at the
installation matches the input voltage specified on
the AC adaptor’s body. Other AC adaptors may
use a different polarity, or be designed for a
different voltage, so their use could result in
damage, malfunction, or electric shock.
008e
Use only the attached power-supply cord. Also, the
supplied power cord must not be used with any
other device.
................................................................................................
009
Do not excessively twist or bend the power cord,
nor place heavy objects on it. Doing so can damage
the cord, producing severed elements and short
circuits. Damaged cords are fire and shock hazards!
................................................................................................
010
This unit, either alone or in combination with an
amplifier and headphones or speakers, may be
capable of producing sound levels that could cause
permanent hearing loss. Do not operate for a long
period 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
immediately stop using the unit, and consult an
audiologist.
................................................................................................
011
Do not allow any objects (e.g., flammable material,
coins, pins); or liquids of any kind (water, soft
drinks, etc.) to penetrate the unit.
................................................................................................
012b
Immediately turn the power off, remove the AC
adaptor from the outlet, and request servicing by
your retailer, the nearest Roland Service Center, or
an authorized Roland distributor, as listed on the
“Information” page when:
The AC adaptor, the power-supply cord, or the
plug has been damaged; or
If smoke or unusual odor occurs
Objects have fallen into, or liquid has been
spilled onto the unit; or
The unit has been exposed to rain (or otherwise
has become wet); or
The unit does not appear to operate normally or
exhibits a marked change in performance.
Used for instructions intended to alert
the user to the risk of injury or material
damage should the unit be used
improperly.
* Material damage refers to damage or
other adverse effects caused with
respect to the home and all its
furnishings, as well to domestic
animals or pets.
Used for instructions intended to alert
the user to the risk of death or severe
injury should the unit be used
improperly.
R-4_e_new.book 3 ページ 2006年11月20日 月曜日 午後1時9分