User's Manual
DR-WM55 Owner’s Manual
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WARNING
Do not attempt to repair the unit, or replace parts within it (except
when this manual provides specic 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.
Immediately turn the power o, and request servicing by your
retailer, the nearest Roland Service Center, or an authorized Roland
distributor, as listed on the “Information” page when:
• Objects have fallen into, or liquid has been spilled onto the unit;
or
• If smoke or unusual odor occurs
• 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.
Protect the unit from strong impact.
(Do not drop it!)
Batteries must never be recharged, heated, taken apart, or thrown
into re or water.
Never expose batteries to excessive heat such as sunshine, re or
the like.
Incorrect handling of batteries, rechargeable Ni-MH battery, or a
battery charger can cause leakage, overheating, re, or explosion.
Before use, you must read and strictly observe all of the precau-
tions that accompany the batteries, rechargeable Ni-MH battery, or
battery charger.
When using rechargeable Ni-MH battery and a charger, use only
the combination of rechargeable Ni-MH battery and charger
specied by the battery manufacturer.
CAUTION
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.
• Carefully follow the installation instructions for batteries, and
make sure you observe the correct polarity.
• Avoid using new batteries together with used ones. In addition,
avoid mixing dierent types of batteries.
• Remove the batteries whenever the unit is to remain unused for
an extended period of time.
• 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 inammation
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 aected area with running
water if any of the discharge has entered the eyes.
• Never keep batteries together with metallic objects such as
ballpoint pens, necklaces, hairpins, etc.
IMPORTANT NOTES
Power Supply: Use of Batteries
• Batteries are supplied with the unit. The life of these batteries may
be limited, however, since their primary purpose was to enable
testing.
• If operating this product on batteries, please use alkaline batteries
or rechargeable Ni-MH battery.
Placement
• This device may interfere with radio and television reception. Do
not use this device in the vicinity of such receivers.
Panel Descriptions
1
3
2
4
1
[ECHO OFF] switch
This turns o the echo that applies to the wireless mic.
2
[ECHO ON] switch
This turns on the echo that applies to the wireless mic.
If the panel’s [ECHO] knob is in the OFF position, there will be no echo
even if you press the [ECHO ON] switch.
3
Power indicator
This will light when the wireless mic is switched on.
4
Power switch
This turns the wireless mic’s power on/o.
Installing Batteries
1. Turn o the mic’s power switch.
2. Turn the grip in the direction of the arrow to remove it.
Grip
3. Insert the batteries, making sure that the polarity is correct.
4. Turn the grip in the direction of the arrow to reattach it.
Grip
* If you leave the wireless mic powered on, its power will
automatically turn o two hours after the last operation.
About batteries
Batteries that can be used with the DR-
WM55 wireless mic
• Alkaline battery (AA, LR6) x 2
• Rechargeable Ni-MH battery (AA, HR6) x 2
* The power indicator will blink when the mic
batteries run low. Replace the battery as soon as
possible.
Expected battery life under continuous use:
Type of battery Battery life
Alkaline battery (AA, LR6) approx. 24 hours
Rechargeable Ni-MH battery (AA, HR6) approx. 24 hours
* These gures will vary depending on the specications of
the batteries and the actual conditions of use.
Caution regarding batteries
• Incorrect handling of batteries, rechargeable Ni-MH battery,
or a battery charger can cause leakage, overheating, re, or
explosion. Before use, you must read and strictly observe
all of the precautions that accompany the batteries,
rechargeable Ni-MH battery, or battery charger.
• When using rechargeable Ni-MH batteries and a charger,
use only the combination of rechargeable Ni-MH battery
and charger specied by the battery manufacturer.
• Carefully read and observe the cautions and handling
instructions that accompany the batteries.
• When using rechargeable Ni-MH batteries, please be aware
that the battery life will normally shorten each time they are
recharged.
Main Specications
Type Dynamic
Polar Pattern Uni Directional
Wireless Transmission
Method
Roland original 2.4 GHz (ISM band)
Outreach
line-of-sight 20 m (This gure will vary
depending on the actual conditions of use and
the environment.)
Controls
[POWER] Switch, [ECHO ON] Switch, [ECHO OFF]
Switch
Indicator Power
Power Supply
DC 3 V: Alkaline battery (AA, LR6) x 2, Recharge-
able Ni-MH battery (AA, HR6) x 2
Expected battery life
under continuous use:
(These gures will vary
depending on the actual
conditions of use.)
Alkaline battery (AA, LR6): approx. 24 hours
Rechargeable Ni-MH battery (AA, HR6): apporx.
24 hours
Dimensions
59 (W) x 214 (H) mm
2-3/8 (W) x 8-7/16 (H) inches
Weight
164 g
6 oz
(Excluding Battery)
* 0 dBu = 0.775 Vrms
* In the interest of product improvement, the specications and/or
appearance of this unit are subject to change without prior notice.
Before using this unit, carefully read the sections entitled: “USING THE UNIT SAFELY” , and “IMPORTANT NOTES”. These sections provide
important information concerning the proper operation of the unit. Also, in order to feel assured that you’re thoroughly familiar with all
the great features this product oers, make sure to carefully read this document, as well as the operating instructions that came with your
receiving device. Please keep the operating instructions close at hand, so you can refer to them whenever you need.
Using the Unit Safely
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 eects 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.
The symbol alerts the user to things that must be
carried out. The specic thing that must be done is
indicated by the design contained within the circle. In the
case of the symbol at left, it means that the power-cord
plug must be unplugged from the outlet.
The symbol alerts the user to important instructions or
warnings.The specic meaning of the symbol is
determined by the design contained within the triangle. In
the case of the symbol at left, it is used for general
cautions, warnings, or alerts to danger.
The symbol alerts the user to items that must never be
carried out (are forbidden). The specic thing that must
not be done is indicated by the design contained within
the circle. In the case of the symbol at left, it means that
the unit must never be disassembled.
About WARNING and CAUTION Notices
About the Symbols
ALWAYS OBSERVE THE FOLLOWING