
Hersteller
Wörlein GmbH Tel.: +49 9103/71670
Gewerbestrasse 12 Fax.: +49 9103/716712
D 90556 Cadolzburg Email. info@woerlein.com
GERMANY Web: www.woerlein.com

Safety, Environmental and Setup Instructions
EN
Do not dispose of this product with the normal household
waste at the end of its life cycle. Return it to a collection
point for the recycling of electrical and electronic devices.
This is indicated by the symbol on the product, user
manual or packaging
The materials are reusable according to their markings. By
reusing, recycling or other forms of utilization of old devices you
make an important contribution to the protection of our
environment.
Please contact your local authorities for details about collection
points.
Risk of electric shock
Do not open!
Caution: To reduce the risk of electric shock, do not remove the
cover (or back). There are no user serviceable parts inside.
Refer servicing to qualified service personnel.
This symbol indicates the presence of dangerous
voltage inside the enclosure, sufficient enough to
cause electric shock.
This symbol indicates the presence of important
operating and maintenance instructions for the device
Used batteries are hazardous waste and NOT to be
disposed of with the household waste! As a
consumer you are legally obligated to return all
batteries for environmentally responsible recycling –
no matter whether or not the batteries contain harmful
substances*)
Return batteries free of charge to public collection points in your
community or shops selling batteries of the respective kind.
Only return fully discharged batteries
*) marked Cd = cadmium, Hg = mercury, Pb = lead
Only use mercury and cadmium-free batteries.
Used batteries are hazardous waste and NOT to be
disposed of with the household waste!!!
Keep batteries away from children. Children might swallow
batteries.
Contact a physician immediately if a battery was swallowed.
Check your batteries regularly to avoid battery leakage.
Batteries shall not be exposed to excessive heat such as
sunshine, fire or the like.
CAUTION: Danger of explosion if battery is incorrectly
replaced
Replace only with the same or equivalent type
CAUTION - INVISIBLE LASER
RADIATION WHEN OPENING THE
COVER OR PRESSING THE SAFETY
INTERLOCK. AVOID EXPOSURE TO
THE LASER BEAM.
To prevent possible hearing damage, do not
listen at high volume levels for long periods
Use the device in dry indoor environments only.
Protect the device from humidity.
This apparatus is for moderate climates areas use,
not suitable for use in tropical climates countries.
No objects filled with liquids, such as vases,
shall be placed on the apparatus.
The mains plug or an appliance coupler is used
as the disconnect device, the disconnect devices
shall remain readily operable.
Connect this device to a properly installed and
earthed wall outlet only. Make sure the mains
voltage corresponds with the specifications on
the rating plate.
Make sure the mains cable stays dry during
operation. Do not pinch or damage the mains
cable in any way.
A damaged mains cable or plug must
immediately be replaced by an authorized service
center.
In case of lightning, immediately disconnect the
device from the mains supply.
Children should be supervised by parents when
using the device.
Clean the device with a dry cloth only.
Do NOT use CLEANING AGENTS or ABRASIVE
CLOTHS!
Do not expose the device to direct sunlight or
other heat sources.
Install the device at a location with sufficient
ventilation in order to prevent heat accumulation.
Do not cover the ventilation openings!
Install the device at a safe and vibration-free
location.
Install the device as far away as possible from
computers and microwave units; otherwise radio
reception may be disturbed.
Do not open or repair the enclosure. It is not safe
to do so and will void your warranty. Repairs only
by authorized service/ customer center.
No naked flame sources, such as lighted
candles, should be placed on the unit.
When you are necessary to ship the unit store it
in its original package. Save the package for this
purpose.
In case of malfunction due to electrostatic
discharge or fast transient (burst), remove and
reconnect the power supply.
If the unit is not using for a long period of time,
disconnect it from the power supply by
unplugging the power plug. This is to avoid the
risk of fire.

NR50 / English Instruction Manual
1
LOCATION OF CONTROLS
TUNING/FOLDER/MEM.
PRE/ENTER knob

NR50 / English Instruction Manual
2
SKIP UP /DOWN / TUNE +/- button
FOLDER/PRE UP-DOWN button
OPERATION YOUR REMOTE CONTROL
1. Remove the battery compartment door by pressing in on the lab and lifting it off.
2. Insert two AAA size batteries (not included) into the battery compartment following the
polarity markings inside the battery compartment.
3. Replace the battery compartment cover.

NR50 / English Instruction Manual
3
INSTALLATION
Unpack all parts and remove protective material.
Do not connect the unit to the mains before checking the main voltage and before all other
connections have been made.
Do not cover any vents and make sure that there is a space of several centimeters around
the unit for ventilation.
Connection
1. Plug in the AC cord to the AC outlet. Switch the unit to standby mode by turning on the Main
power switch. The unit will go to standby mode and the LCD display will dim light up.
2. Turn on the unit, if the LCD display is on with backlighting, it means the power supply is
normal. Now your system is ready to play the music.
Remark: Due to ErP stage two requirements and protect the environment. The unit will switch to
standby mode automatically once no any music playing over 15 minutes.
Setting the clock
1. Set the unit in standby mode.
2. Press the “Mem/Clk-Adj” button until display flashes “24HR”. Press the Skip Up or Skip
Down button to select the clock format between 12 or 24Hour. Then press the “Mem/Clk-
Adj” button.
3. The first digit of “0:00” is flashing on the LCD display. Press Skip Up or Skip Down
button to set the correct hour. Press “Mem/Clk-Adj” button to store the correct hour.
4. The third & fourth digit of “00” is flashing, press the Skip Up or Skip Down button to
set the correct minutes. Then press “Mem/Clk-Adj” button to store the correct minute.
The clock setting mode will automatically quit if no button is being pressed in a period of
about 5 seconds.
RADIO
Manual Tuning
1. Plug in the provided DAB/FM tuner antenna to the antenna socket then switch on the unit by
pressing the On/Standby button, then press Function button (2) to select “FM” mode.
2. Tune to the required station by tuning knob.
3. Turn the Volume knob to the desired volume level.
Auto tuning
1. Set the unit to FM mode.
2. Press the Scan button once; unit will start to scan at tuning up direct until radio station
received. Press and hold the Scan button for a second, the unit will scan to tuning down
direction. If the radio data system (RDS) broadcasting signal received, the unit will set the
actual time automatically.
3. Turn the Volume knob to the desired volume level.