DS18 MRX300 Car USB Media Player Instruction Manual

: June 10, 2024
: DS18

Table of Contents

DS18 MRX300 Car USB Media Player
Safety Instruction
Specifications
Installation/ Mounting
- Mounting Using U Bracket
Wiring Connection
Basic Operation
FCC STATEMENT WARNING
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DS18 MRX300 Car USB Media Player

Please read the instruction manual carefully before operating the unit

Safety Instruction

CAUTION
This symbol with ‘’CAUTION〃 is intended to alert the user to the presence of important instructions. Failure to heed the instructions could result in injury or unit damage. To prevent injury and damage to the unit, please read and follow the instructions in this manual. If you feel unsure about installing this system yourself, have it installed by a qualified DS18 technician. Before installation, disconnect the battery negative (-) terminal to prevent damage to the unit, fire, and/or possible injury.

Specifications

**** Model	**** MRX300D
**** Operating Voltage	**** 10.5V-16V
**** Power Output	**** 25 W X 4 @ 4 Ohms RMS

**** 50 W x 4 @ 2 Ohms Peak

Installation/ Mounting

Installation

Main Unit
Power/Speaker Harness
Screws X 2PCS
Hex Head Screws X 2PCS
U Bracket
Instruction Manual

CAUTION

This player should be installed by a professional technician.
Please read the instruction and operation of equipment carefully before installing.
Make sure to connect other wires before the power connection.
To avoid short circuits. Please make sure all the exposed wires are insulated.
Please fix all the wires after installation.
Please make a connection to the player accordingly to this instruction manual. A wrong connection may cause damage.
This player is only fit for 12V DC devices and please make sure your boat belongs to this kind of cathode grounding electrical system.
Please connect the wires rightly. The wrong connection will cause malfunction or damage to the electrical system.

Mounting Using U Bracket

To mount the unit, you will need to find a flat surface with adequate clearance behind it that provides enough clearance for the unit and all its necessary wiring.

Once you have determined a mounting location, you will need to cut a circular hole 3〃 (77mm) in diameter.
After the hole is cut slide the unit and wiring through the hole.
Take the U bracket and slide over the two studs on the back of the unit. Tighten down with supplied nuts.
Plug in all wiring harnesses and cables. Refer to the wiring diagram for wire harness connection types.

Wiring Connection

$DS18-MRX300-Car-USB-Media-Player-fig- $1$$

CAUTION

This player can only be used by the 12V DC cathode grounding electrical system.
Don’t connect the terminals of the battery until the player is absolutely with well erection joint.
Please make sure to connect the yellow wire to the positive of the battery(+).
When changing the fuse. Please make sure the specifications are the same.
Using good quality speaker with 4 ohms can result in the best effect on the equipment.

Basic Operation

POWER/button
Press the button to turn on. Press the key again to turn off the unit.

BAND/button
Press BAND button to FM1/FM2/FM3/AM1/AM2/WB. Press and hold the BAND button for 3 seconds to auto-store the stations.

DIM button
Press the DIM key to control the brightness of the light.

ZONE button
Press the ZONE button to ZONE1 / ZONE2 / ZONE3.

PLAY/PAUSE button
In the RADIO/AUX source press the button for the MUTE on/off function. In USB/BT source, Press the button for Pause/Play function.

Seek UP button
In the RADIO source, shortly press the button to Seek up, and press and hold the button to show the next station. In USB/BT source press the button to the next song/file, and press and hold the button to fast- forward play.

Seek down button
In the RADIO source, shortly press the button to Seek down, and press and hold the button to show back to the previous station. In the USB/BT source press the button to the previous song/file, and press and hold the button to play back quickly.

MENU button
Press the MENU key to display the main interface.

VOL/SEL button
Rotate the Vol to adjust the volume.

Bluetooth Operation
After your device is paired to the source unit, this feature allows you to control the playback of your device directly from the unit. Press the SRC button to select the BLUETOOTH source option. Then search and select the Bluetooth device “MRX” from your phone and input the password “0000” If it needs. When paired successfully, the BT symbol will be shown on TFT.

To play or pause a song, short press the PLAY/PAUSE button.
To skip a track forward, short-press the FWD button. To skip a track backward, short-press the REV button.
To access USB-specific settings, Press and hold the SEL button for the list of settings (Random play>Repeat). Use the encoder to select the option to change

FCC STATEMENT WARNING

This device complies with part 15 of the FCC Rules. Operation is subject to the following two conditions:

This device may not cause harmful interference, and
This device must accept any interference received, including interference that may cause undesired operation.

Any changes or modifications not expressly approved by the party responsible for compliance could void the user’s authority to operate the equipment.

NOTE:
This equipment has been tested and found to comply with the limits for a Class B digital device, pursuant to Part 15 of the FCC Rules. These limits are designed to provide reasonable protection against harmful interference in a residential installation. This equipment generates, uses, and can radiate radio frequency energy and, if not installed and used in accordance with the instructions, may cause harmful interference to radio communications. However, there is no guarantee that interference will not occur in a particular installation.

If this equipment does cause harmful interference to radio or television reception, which can be determined by turning the equipment off and on, the user is encouraged to try to correct the interference by one or more of the following measures:

Reorient or relocate the receiving antenna.
Increase the separation between the equipment and the receiver.
Connect the equipment to an outlet on a circuit different from that to which the receiver is connected.
Consult the dealer or an experienced radio/TV technician for help.

To maintain compliance with FCC’s RF Exposure guidelines, This equipment should be installed and operated with a minimum distance between 20cm of the radiator and your body: Use only the supplied antenna.