Important notes, Power supply, Placement – Roland MMP-2 User Manual

Page 6: Maintenance, Additional precautions

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6

IMPORTANT NOTES

In addition to the items listed under “USING THE
UNIT SAFELY” (p. 2), please read and observe the
following:

Power Supply

• Do not use this unit on the same power circuit with

any device that will generate line noise (such as an
electric motor or variable lighting system).

• Before connecting this unit to other devices, turn off

the power to all units. This will help prevent
malfunctions and/or damage to speakers or other
devices.

Placement

• Using the unit near power amplifiers (or other

equipment containing large power transformers)
may induce hum. To alleviate the problem, change
the orientation of this unit; or move it farther away
from the source of interference.

• This device may interfere with radio and television

reception. Do not use this device in the vicinity of
such receivers.

• Noise may be produced if wireless communications

devices, such as cell phones, are operated in the
vicinity of this unit. Such noise could occur when
receiving or initiating a call, or while conversing.
Should you experience such problems, you should
relocate such wireless devices so they are at a greater
distance from this unit, or switch them off.

• To avoid possible breakdown, do not use the unit in

a wet area, such as an area exposed to rain or other
moisture.

Maintenance

• For everyday cleaning wipe the unit with a soft, dry

cloth or one that has been slightly dampened with
water. To remove stubborn dirt, use a cloth impreg-
nated with a mild, non-abrasive detergent. After-
wards, be sure to wipe the unit thoroughly with a
soft, dry cloth.

• Never use benzine, thinners, alcohol or solvents of

any kind, to avoid the possibility of discoloration
and/or deformation.

Additional Precautions

• Please be aware that the contents of memory can be

irretrievably lost as a result of a malfunction, or the
improper operation of the unit. To protect yourself
against the risk of loosing important data, we
recommend that you periodically save a backup
copy of important data you have stored in the unit’s
memory on a storage device (e.g., hard disk or
floppy disk).

• Unfortunately, it may be impossible to restore the

contents of data that was stored on a storage device
once it has been lost. Roland Corporation assumes
no liability concerning such loss of data.

• Use a reasonable amount of care when using the

unit’s buttons, sliders, or other controls; and when
using its jacks and connectors. Rough handling can
lead to malfunctions.

• Never strike or apply strong pressure to the display.

• When connecting / disconnecting all cables, grasp

the connector itself—never pull on the cable. This
way you will avoid causing shorts, or damage to the
cable’s internal elements.

• A small amount of heat will radiate from the unit

during normal operation.

• To avoid disturbing your neighbors, try to keep the

unit’s volume at reasonable levels. You may prefer
to use headphones, so you do not need to be
concerned about those around you (especially when
it is late at night).

• When you need to transport the unit, package it in

the box (including padding) that it came in, if
possible. Otherwise, you will need to use equivalent
packaging materials.

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