EDIFIER R2750DB User manual
R2750DB
Multimedia Speaker
Manual
English
EN Important safety instruction
Excessively loud music may lead to hearing loss. Please keep the volume in a safe range.
Correct Disposal of this product. This marking indicates that this product should not be disposed with other household
wastes throughout the EU. To prevent possible harm to the environment or human health from uncontrolled waste disposal,
recycle it responsibly to promote the sustainable reuse of material resources. To return your used device, please use the
return and collection systems or contact the retailer where the product was purchased. They can take this product for
environmental safe recycling.
Use only with the cart, stand, tripod, bracket, or table specified by the manufacturer, or sold with the apparatus. When a cart
is used, use caution when moving the cart/apparatus combination to avoid injury from tip-over.
• Please read the instructions carefully. Keep it in safe place for future reference.
• Use only accessories approved by the manufacturer.
• Install the instrument properly by following the instructions in the device connection section.
• Using the product in a 0-35℃ environment is recommended. Shipping and storing the product in a 0-35°C environment
is recommended.
• To reduce the risk of fire and electric shock, do not expose the product to rain or moisture.
• Do not use this product near water. Do not immerge the product into any liquid or have it exposed to dripping or splashing.
• Do not install or use this product near any heat source (e.g. radiator, heater, stove, or other devices that generate heat).
• Do not place any object filled with liquids, such as vases on the product; neither should any open fire, such as lighted candles
be placed on the product.
• Do not block any ventilation openings. Do not insert any object into ventilation openings or slots. It may cause fire or electric
shock.
• Keep sufficient clearance around the product to maintain good ventilation (minimum 5cm is recommended).
• Do not force a plug into the jack. Before connection, check for blockage in the jack and whether the plug matches the jack and
is oriented to the right direction.
• Keep the provided accessories and parts (such as screws) away from children to prevent from being swallowed by mistake.
• Do not open or remove the housing yourself. It may expose you to dangerous voltage or other hazardous risks. Regardless
the cause of damage (such as damaged wire or plug, exposure to liquid splash or foreign object falling in, exposure to rain or
moisture, product not working or being dropped, etc.), the repair has to be performed by an authorized service professional
immediately.
• Before cleaning the product with dry cloth, always turn off the product and disconnect the power plug first.
• Never use strong acid, alkali, gasoline, alcohol, or other chemical solvents to clean the product surface. Use only neutral
solvent or clear water for cleaning.
• The product must be used at an altitude of lower than 2000m.
English
Important safety instruction
This symbol is to alert the user to the presence of un-insulated dangerous voltage within the product's enclosure
that may be of sufficient magnitude to constitute a risk of electric shock to persons.
This symbol is to warn the user not to disassemble the enclosure of the product and there is no user-replaceable
part inside. Take the product to an authorized service center for repair.
This symbol indicates that the product is for indoor use only.
This symbol indicates that the product is a CLASS II or double insulated electrical device with no earth requirement.
Power warning:
1. Place the product near the power outlet for easy use.
2. Before use, make sure that the operating voltage is the same as your local power supply. Correct operating voltage can
be found on the product plate.
3. For safety purpose, unplug the product during lightning storms or when unused for extended periods of time.
4. Under normal conditions, the power supply may get hot. Please keep good ventilation in the area and exercise caution.
5. Product nameplate and safety warning labels on the housing or bottom of the product or power adaptor.
For wireless product:
1. Wireless product may generate shortwave radio frequencies and interfere with the normal use of other electronic devices or
medical equipment.
2. Turn off the product when it’s disallowed. Do not use the product in medical facilities, on airplane, at gas stations, near
automatic gates, automatic fire alarm system or other automated devices.
3. Do not use the product in the vicinity of a pacemaker within a 20cm range. The radio waves may affect the normal operation
of the pacemaker or other medical devices.
The MAINS plug is used as the disconnect device, the disconnect device shall remain readily operable.
English
What’s in the Box
Power cable
3.5mm - RCA audio cable
Fiber optic input audio cable
Note: Images are for illustrative purposes only and may differ from the actual product.
RCA - RCA audio cable
Remote control
User manual Passive speaker Active speaker
English
Illustration
1. Treble control
2. Bass control
3. Volume control/Input selection
Rotate: adjust volume
Press: switch between modes
Press and hold:
Standby status: power on
Line In 1/Line In 2/optical/coaxial mode: standby
Bluetooth mode (disconnected): standby
Bluetooth mode (connected): disconnect Bluetooth
4. LED indicator:
Red: Optical
Orange: Coaxial
Blue: Bluetooth
Green: Line In 1/Line In 2
5. Line In input 1/2
6. Bass output
7. Optical input
8. Coaxial input
9. Connect to passive speaker
10. Power switch
11. Power cable
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English
Remote control Illustration
Battery installation and replacement
Rotate the battery cover based on the arrow direction and remove, correctly install the
CR2025 battery into the battery compartment and close cover.
WARNING!
1. Don’t swallow the battery; danger of chemical burn.
2. The product includes a wafer battery. Swallowing this battery may lead to injury or death. Do not place the new or old
battery in where children can get to it.
3. Don’t use the product if the battery cover is missing or not closed, and keep the remote inaccessible to children.
4. Please go to the hospital immediately if the battery is swallowed.
Note:
1. Do not place the remote control in places that are hot and humid.
2. Do not charge the batteries.
3. Remove the batteries when unused for a long period of time.
4. The battery should not be exposed to excessive heat such as direct sun, fire or similar.
5. Danger of explosion if battery is incorrectly replaced. Replace only with the same or equivalent type.
1. Mute
2. Power on/standby
3. Volume down
4. Volume up
5. Line In 1 input
6. Line In 2 input
7. Optical mode
8. Coaxial mode
9. Bluetooth mode
Press and hold to disconnect Bluetooth
10. Previous track (Bluetooth mode)
11. Play/pause (Bluetooth mode)
12. Next track (Bluetooth mode)
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58
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LINE1 LINE2 COAX
OPT
English
Connection
1. Connect speakers using speaker connecting cable from the active speaker.
2. Connect the active speaker to power source using power cable and turn on power switch, LED light will be on
and the speakers should be ready to go.
3. Connect to audio sources using the corresponding audio cable.
Blu-ray player
Power switch
* This plug type is meant for
illustration purpose only.
English
Basic Operation
1. Press the “LINE 1” or “LINE 2” button on the remote control, or press the “Volume control/Input selection” dial on
the active speaker to select Line In 1 or Line In 2 input mode; green LED will flash once in Line In 1 mode, and will
flash twice in Line In 2 mode.
2. Connect audio source (mobile phone, tablet, etc.) to Line In 1 or Line In 2 input port (note color matching) on the
active speaker using 3.5mm - RCA audio cable.
3. Play music on the connected device and adjust the settings to a desired level.
1. Press the “COAX” button on the remote control, or press the “Volume control/Input selection” dial on the active
speaker to select coaxial mode, LED light will turn orange.
2. Connect audio source to coaxial input port on the active speaker using coaxial cable (coaxial cable not included).
3. Play music on the connected device and adjust the settings to a desired level.
Note:
Only the standard PCM audio signals (44.1KHz/48KHz/96KHz) function in optical/coaxial mode.
1. Press the “OPT” button on the remote control, or press the “Volume control/Input selection” dial on the active
speaker to select optical mode, LED light will turn red.
2. Connect audio source (Set Top Box, Blu-ray player, etc.) to optical input port on the active speaker using fiber
optic input cable.
3. Play music on the connected device and adjust the settings to a desired level.
Line In 1/Line In 2 mode
Optical mode
Coaxial mode
COAX
English
Bluetooth Operation
1. Press the “ ” button on the remote control, or press the “Volume control/Input selection” dial on
the active speaker to select Bluetooth mode, LED light will turn blue.
2. Set your Bluetooth device to search for and connect to “EDIFIER R2750DB”.
3. Pin code for connection is “0000” if needed.
4. Play music on the connected device and adjust the settings to a desired level.
5. To disconnect Bluetooth, Press the “ ” button on the remote control, or press the
“Volume control/Input selection” dial on the active speaker.
Note:
1. To enjoy all Bluetooth functions of this product, please ensure your mobile device has A2DP profile.
2. Bluetooth connectivity and compatibility may be different between different source devices, depending
on the software versions of source devices.
EDIFIER R2750DB
Specification
English
Power output: R/L (Treble): 14W+14W
R/L (Mid-range): 14W+14W
R/L (Bass): 40W+40W
Frequency response: 45Hz-20KHz
Audio input: Line In 1/Line In 2/Optical/Coaxial/Bluetooth
Declaration for EU
Frequency Band: 2.402GHz ~ 2.480GHz
RF Power Output: ≤13 dBm (EIRP)
There is no restriction of use.
This manual suits for next models
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