Roland 5100011346 -01 用户手册

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页码 120
6
USING THE UNIT SAFELY
103b
● At regular intervals, you should unplug the AC 
adaptor and clean it by using a dry cloth to wipe 
all dust and other accumulations away from its 
prongs. Also, disconnect the power plug from 
the power outlet whenever the unit is to remain 
unused for an extended period of time. Any 
accumulation of dust between the power plug 
and the power outlet can result in poor 
insulation and lead to fire.
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104
● Try to prevent cords and cables from becoming 
entangled. Also, all cords and cables should be 
placed so they are out of the reach of children.
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106
● Never climb on top of, nor place heavy objects 
on the unit.
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107c
● Never handle the AC adaptor or its plugs with 
wet hands when plugging into, or unplugging 
from, an outlet or this unit.
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108b
● Before moving the unit, disconnect the AC 
adaptor and all cords coming from external 
devices.
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109b
● Before cleaning the unit, turn off the power and 
unplug the AC adaptor from the outlet (p. 20).
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110b
● Whenever you suspect the possibility of 
lightning in your area, disconnect the AC 
adaptor from the outlet.
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111: Selection 
● If used improperly, batteries may explode or 
leak and cause damage or injury. In the interest 
of safety, please read and observe the following 
precautions (p. 20).
1
❍ Carefully follow the installation instructions 
for batteries, and make sure you observe the 
correct polarity.
2
❍ Avoid using new batteries together with 
used ones. In addition, avoid mixing 
different types of batteries.
3
❍ Remove the batteries whenever the unit is to 
remain unused for an extended period of 
time.
5
❍ If a battery has leaked, use a soft piece of 
cloth or paper towel to wipe all remnants of 
the discharge from the battery 
compartment. Then install new batteries. To 
avoid inflammation of the skin, make sure 
that none of the battery discharge gets onto 
your hands or skin. Exercise the utmost 
caution so that none of the discharge gets 
near your eyes. Immediately rinse the 
affected area with running water if any of the 
discharge has entered the eyes.
6
❍ Never keep batteries together with metallic 
objects such as ballpoint pens, necklaces, 
hairpins, etc.
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112
● Used batteries must be disposed of in 
compliance with whatever regulations for their 
safe disposal that may be observed in the region 
in which you live.
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118a
● Should you remove the ground terminal screw, 
keep them in a safe place out of children’s reach, 
so there is no chance of them being swallowed 
accidentally.
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120
● Always turn the phantom power off when 
connecting any device other than condenser 
microphones that require phantom power. You 
risk causing damage if you mistakenly supply 
phantom power to dynamic microphones, 
audio playback devices, or other devices that 
don’t require such power. Be sure to check the 
specifications of any microphone you intend to 
use by referring to the manual that came with 
it.
(This instrument’s phantom power: 48 V DC,
10 mA Max)
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SD-50_e.book  6 ページ  2010年1月25日 月曜日 午前10時52分