Mandolyn Electronic Technology DB910, DBT701 User Manual

Wireless doorbell

Operating instructions and guarantee

About these instructions

Warning

This product is equipped with safety features.
All the same, read the safety instructions carefully and use this appliance only as
described in these instructions to avoid accidental injury or damage.
Keep these instructions for future reference.

If you pass on this article to someone else, remember to include these instructions.

Intended use

The wireless doorbell is designed for wireless transmission of bell signals. The doorbell
signal can be displayed as an optical and/ or as an acoustic signal.

Hazards to children

z Batteries can be highly dangerous if swallowed. Therefore, keep batteries and the

doorbell out of the reach of small children. If a battery has been swallowed, seek
medical assistance immediately.

z Keep packaging material away from children. There is a risk of suffocation!

Electrical hazards

z Ensure that the locations where you wish to install the devices are free of power supply

lines, water lines and service pipes.

Other potential risks of injury
z Batteries must not be charged or re-activated by any other means, taken apart, thrown

into fire or short-circuited.

Caution – damage to the doorbell
z Remove the batteries from the doorbell when they are empty or if you are not planning

to use the device for a prolonged period of time. This will avoid damage that can be
caused by leakage.

z Always replace batteries in the doorbell (receiver).
z Do not use batteries of different types, brands or capacities.
z Alkaline batteries are recommended.
z Replace the batteries when the chime sounds are distorted.
z Never immerse the device in water.
z Never clean the device with abrasive or caustic cleaners.
z Never expose the device to snow, impact, vibration, dust, extreme temperatures or

high humidity. Install the bell push ensuring that it is not exposed to rain or direct
sunlight.

z Do not make any modifications to the device. Repairs must only be carried out by a

specialized workshop.

z Before installing, check whether you have the correct mounting material for your wall.

z Do not install the bell push (transmitter) or doorbell (receiver) in direct vicinity of other

electronic devices. This could lead to interference in either the wireless doorbell or
other electronic devices.

z Do not use several wireless doorbells in immediate vicinity of one another. This could

lead to interference.

At a glance (Features)

BUTTON CONFIGURATION

Transmitter:

z Doorbell button: To activate the doorbell receiver a nd synchronize with the receiver at

start-up

z New Code button: To generate the unique transmission signal in order to prevent

interference

Receiver:

z Learn Key( ): To synchronize the signal with transmitter at start-up
z Volume Slide switch ( ):

To set the loudness of the doorbell sound. 1 is the minimum sound level and 3 is the
maximum sound level
z Mode Selector ( ):
There are 3 operation modes, and they are: Lighting mode; Lighting + Ding Dong mode,
Ding Dong mode.
The detail of each operation mode:

Lighting Mode:
Lighting + Ding

Dong Mode
Ding Dong Mode The Ding Dong bell sound will be activated when the

The LED will be flashing when the transmitter button is
pressed
Both LED flashing and Ding Dong bell sound will be
activated when the transmitter button is pressed.

transmitter button is pressed.

System Setup

Inserting Batteries

Door bell

1) Remove the battery compartment lid from the back of the doorbell.

2) Insert three LR6 (AA)/ 1.5V batteries supplied with the system, ensuring correct polarity
(+/-).

3) Carefully close the battery compartment again.

Bell push

1) Open the battery compartment on the back of the bell push.

2) Insert 23A/12V battery supplied with the system, ensuring correct battery polarity (+/-).

Leave the compartment open to be able to synchronize the radio frequency code in the
next step.

Synchronization (LEARN procedure)

This Doorbell is designed with the technology of Intelligent Code setting and Learning
function. It can generate up to 4096 different system codes by simple “LEARN” process
that there is no complicated setting of code switches and it will interference by other
remote control system is nearly impossible.

Note: LEARN procedure as described below must be performed before the wireless
doorbell function will work.

LEARN procedure:

1) When new batteries are inserted into the doorbell receiver, and it is selected at the
Ding Dong or Lighting + Ding Dong mode, the doorbell will initially sound.

2) Press “NEW CODE” button once to generate a unique system code, so that this set of
remote control will not be interfered by other similar systems nearby.

3) Press “LEARN” key on receiver while simultaneously pressing DOORBELL button on
the doorbell transmitter to synchronize the signals between the doorbell transmitter and
doorbell receiver.

4) Once the LEARN process is completed successfully, the doorbell will sound whenever
DOORBELL button is pressed.

Noted:
z Do not press the NEW CODE button of the transmitter again after synchronized

between the transmitter and the receiver unless you suspect that the Doorbell set is
interfered by other signals. This will generate a new system code, and then redo the
LEARN procedure again.

z To avoid interference

∼ do not put the doorbell receivers along side one another. A minimum distance of

18 inches (0.5 meter) is recommended.

∼ Do put the doorbell receiver and transmitter one meter above the ground level.

Setting the volume

Adjust the volume using the slide switch.
1 = low
2 = normal
3 = high

Note: If the ring is quieter than normal or sounds distorted, the batteries are either weak or
empty. Replace the batteries.