DS18 MRX150 Marine and Powersport Head Unit Owner’s Manual

OWNER’S MANUAL
MRX 150
MARINE & POWERSPORT
HEAD UNIT

PERFECT FOR: BOATS • ATVS • UTVS • SXS • GOLF CART

SAFETY INSTRUCTION

CAUTION
This symbol signifies “CAUTION” and is intended to alert the user to the presence of important instructions. Failure to heed to these instructions could result in injury or irreparable unit damage.
To prevent injury and damage to your unit, please read and follow the instructions in this manual very carefully. If you are unsure about installing this unit yourself, have it installed by a qualified technician. Before installation, disconnect the negative (-) battery terminal to prevent unit damage, fire, and/or possible injury.

FCC COMPLIANCE STATEMENT

This equipment has been tested and found to comply with the limits for a Class B digital device, according to part 15 of the FCC Rules. These limits are designed to provide more reasonable protection against harmful interference in a residential installation. Operation is subjected to the following two conditions:
(1) This device may not cause harmful interference, and
(2) the device must accept any interference received, including interference that may cause undesired operation. 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,you are encouraged to try to correct the interference by one of the following measures:

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

FEATURES

GENERAL:
AM/FM/WB tuner + RDS 37 Radio Presets (18 FM / 12 AM / 7 WB) IPx6 Rating & UV/Salt resistance Voltmeter and Low Voltage Alert Rubber Buttons and Rotatory Knob for easy operation
DISPLAY:
3” Color TFT IPS Display 640 x 360 Pixels Resolution Screen with Gorilla Glass and OCA Full Bonding Day/Night Screen Mode
AUDIO:
2 Zones with Independent Level and Tone Control
2 Band EQ (Bass and Treble)
Subwoofer Output Adjustable (Level and LPF)
7 Channels 4 Volts Pre-amp RCA output (all Zones) Speaker Output Power up to 25W X 4 Continuously and up to 50W X 4 Musical

CONNECTIVITY:
Bluetooth v5.0 for superior audio streaming
Supports A2DP
ID3 Tag Display
USB Port for Music & 2.1 Amp Charger
Supports up to 64Gb of MP3/WMA/WAV files
Audio Aux input (RCA)
Video Camera Input
Wired Remote Control input
(compatible with MXRC)

INSIDE OF THE BOX

1. Main Unit
2. Screws X 2PCS
3. U Bracket
4. Power/Speaker Harness
5. Hex Head Screws X 2PCS
6. Instruction Manual

CAUTION

1. This player should be installed by a professional technician.
2. Please read the operation instructions of the unit carefully before installation
3. Make sure to connect other wires before power connection.
4. To avoid a short circuit. Please make sure all the exposed wires are insulating.
5. Please fix all the wires after installation.
6. Please make the connections to the player as they are stated in this instruction manual. A wrong connection may cause irreparable damage.
7. This player only fits 12V DC Devices. Before installation, confirm that your boat utilizes this kind of cathode grounding electrical system.
8. Please connect the wires correctly. Wrong connections can cause electrical malfunctions or damage the system entirely.

INSTALLATION

• Choose the mounting location where the unit will not interfere with the normal driving function of the driver.
• Before finally installing the unit, connect the wiring temporarily and make sure it is all connected up properly and the unit and the system work properly.
• Use only the parts included with the unit to ensure proper installation. The use of unauthorized parts can cause malfunctions.
• Consult with your nearest dealer if installation requires the drilling of holes or other modifications of the vehicle.
• Install the unit where it does not get in the driver’s way and cannot injure the passenger if there is a sudden stop, like an emergency stop.
• Avoid installing the unit where it would be subject to high temperatures from: direct sunlight, hot air, a heater
  – or where it would be subject to dust, dirt or excessive vibration.

INSTALL METHOD 1

MOUNTING (USING U BRACKET)
Once a suitable location has been determined, drill the hole and secure the stereo using the metal mounting bracket. If the bracket needs to be shortened. remove the appropriate number of breakaway segments using a pair of pliers.

1. Once you have determined a mounting location, you will need to cut a circular hole 3″ (76.2 mm) in diameter
2. After the hole is cut slide the unit and wiring through the hole.
3. Take the U b racket and slide over the two studs on the back of the unit. Tighten down with supplied nuts.
4. Plug in all wiring harnesses and cables. Refer to the wiring diagram for wire harness connection types.

INSTALL METHOD 2

1. Take off the outer trim frame

2. Put the unit into 3 inch Dashboard.
   Put 4 screws into the panel.

3. Install the Trim Frame.

WIRING CONNECTION

12 Pin Socket

1. B+
2. RL
3. RL+
4. ACC+
5. FL
6. FL+| 7. P-ANT
8. FR
9. FR+
10. GND
11. RR-
12. RR+
---|---

PANEL DESCRIPTION

1. Power/SRC button
2. Menu button
3. CAM button
4. Day/Night button
5. VOL/SEL button
6. Play/pause button
7. Presets button
8. Seek down button
9. Seek up button
10. TFT Screen.

BUTTONS FUNCTIONS

KEYS| ACTION| RADIO| USB| AUX| BT MUSIC| STANDBY
---|---|---|---|---|---|---
PWR/SRC| Short| Source change| Source change| Source change| Source change| Power on
Long| Power off| Power off| Power off| Power off| /
CAM| Short| Camera source| Camera source| Camera source| Camera source| /
Long| /| /| /| /| /

| Short| Setting menu / back| Setting menu / back| Setting menu / back| Setting menu / back|

/

Long| Exit menu| Exit menu| Exit menu| Exit menu| /

| Short| Night/Day| Night/Day| Night/Day| Night/Day| /
Long| Dimmer(H/L)| Dimmer(H/L)| Dimmer(H/L)| Dimmer(H/L)| /

| Short| Preset call/ Manual save| RPT ONE/ RPT ALL/ RDM ON/ FILE LIST| ****

/

| ****

/

| ****

/

Long| In FM: RDS menu (AF/TA/PTY)| /| /| BT disconnect

/ reconnect

| /

| Short| Mute on/off| Play/Pause| Mute on/off| Play/Pause| /
Long| Auto Store| /| /| /| /

| Short| Seek down| Previous file| /| Previous file| /
Long| Manual tune down| Fast Reverse| /| /| /

| Short| Seek up| Next file| /| Next file| /
Long| Manual tune up| Fast Forward| /| /| /
VOL| Rotary| Main Volume up/down| Main Volume up/down| Main Volume up/down| Main Volume up/down| /
SEL (PUSH VOL) 9| Short| Zone 2 VOL

- >Sub VOL

| Zone 2 VOL

- >Sub VOL

| Zone 2 VOL

- >Sub VOL

| Zone 2 VOL

- >Sub VOL

| /
Long| ZONE1 Audio Settings| ZONE1 Audio Settings| ZONE1 Audio Settings| ZONE1 Audio Settings| /

BASIC OPERATIONS

TURN ON/OFF THE UNIT
Press /SRC button to turn on the unit. When the unit is on. Press and hold it for 2 seconds to turn off the unit.
MUTE ON/OFF
When the unit is on. Press button to mute the sound. Press it again to resume the sound.
SETTING MENU
Press button into the setting menu. Rotate VOL knob to setting below items: ZONE1-> ZONE2-> SUBWOOFER-> BEEP-> CLOCK SETTINGS-> LANGUAGE-> AREA-> LOCAL-> STEREO/MONO-> DIMMER-> BRIGHTNESS-> CONTRAST-> HUE-> GAIN LEVEL-> MAX VOL-> P-VOL-> ZONE RENAME-> RESET->VERSION In each item Rotate VOLT/- knob to set them.
Note: In the menu, press return to previous menu, hold button to exit menu.
ZONE1 / ZONE2 BASS / TREBLE / BALANCE / PRESET EQ SETTING Enter the ZONE1 / ZONE2 sub-menu, rotate VOL knob to select BASS / TREBLE / BALANCE / FADER / Preset EQ, then rotate VOL knob to select them or changing their value then press VOL knob to exit this item.
MAIN VOLUME / ZONE2 VOL/SUB VOL OPERATION

1. Rotate VOL knob to adjust the main volume up/down. The zonel/zone2/sub volume can be controlled.
2. Press VOL knob once shows ZONE2 VOL, then rotate VOL knob to adjust ZONE2 volume only.
3. Press VOL knob twice shows SUB VOL, then rotate VOL knob to adjust subwoofer volumeonly.

DAY/NIGHT MODE AND DIMMER OPERATION
Short press button to shift between Day/Night mode. Press and hold button to shift between higher and lower dimmer settings. You can also set the preferred dimmer
SWITCH TO CAMERA SOURCE
The 3 ways to switch to CAMERA source are stated below:

1. Press /SRC button, then rotate the VOL knob to select CAMERA source. If you utilize this function, the speakers will be muted.
2. The “Camera Trigger” wire connected to 12V (Reverse Lamp) power will cause your unit to switch to the CAMERA source. Utilizing this function allows your speakers to keep its previous sources sound.
3. Press CAM button to switch to the CAMERA source. Press it again to return to the previous source. Utilizing this function allows your speakers to keep its previous sources sound.

RESET FUNCTION
In the setting menu, select RESET item and press YES to restore all the data back to the factory setting. Noted: When you reset the unit, All the memories will be lost!
RADIO OPERATION
Press /SRC button, then rotate the VOL knob to select FM/AM source. Short press / button to find your desired radio station. Press and hold on i on / button to manually tune your frequency.
AUTO STORE:
Press  button for 2 seconds to auto store stations to the presets.

MANUALLY STORE STATION:
Press button to access your presets, then rotate VOL knob to select a preset. Press and hold button to save a station to your presets.
RECALL PRESET STATION:
Press button to access your presets, then rotate VOL knob to select a preset, press VOL knob to select the desired preset.
RDS OPERATION
Press and hold button to show the RDS menu, rotate the VOL knob to set your RDS. Note: AF is only accessible in European regions. When in AF, press the menu button to turn it on or off
AF on: When AF is on the AF symbol will appear on the display. Once an RDS station is received it’s name will be displayed on the screen.
If the broadcasting signal is weak, the AF symbol will blink. If the broadcast signal doesn’t get any better, the unit will automatically search for a station with a stronger signal, once it is found it will switch to the stronger signal automatically. If a stronger signal is not found, the unit will enter PI SEEK mode, to search for stations with the same Pl. AF Off: Switch Off AF MODE
TRAFFIC ANNOUNCEMENT
(TA) TA on: When a TA station is received, the unit will temporarily switch to radio mode while the announcement is made. If the volume level does not match that of the TA, the unit will raise the volume to the specified level automatically. TA off: Turn off the TA function
PTY OPERATION
In PTY Mode, rotate the VOL knob to select the different kinds of PTY. When shown, press the VOL knob to select the desired PTY.
WB (WEATHER BAND) OPERATION
Press SRC button then rotate VOL knob to select WB source.
Select station: Press button into the presets, rotate VOL knob to select the desired preset, then press VOL knob. Also press / button you can select next / previous station.
USB OPERATION
When an USB driver is inserted to the unit, the unit will play the MP3/WMA file automatically. If an USB drive is already inserted in the unit. Press SRC button then rotate VOL knob to select USB source.
SELECT FILE & FAST FORWARD/ FAST REVERSE
Press / button to skip to next/previous file. Hold / button to fast forward or fast reverse.
PLAY/PAUSE
Press button to pause/playing the file.
REPEAT/RANDOM/FILE LIST FUNCTION:
In USB Mode, press * button to enter the (FILE LIST/REPEAT ONE/REPEAT ALL/RANDOM ON) menu. Rotate VOL knob to select between the options.
AUX OPERATION
When a signal is received from the AUX IN connector, Press the SRC button then rotate the VOL knob to select the AUX source.
WIRE REMOTE FUNCTION
Connect the D518 wire remote set to the wire remote cable. You can now operate this unit using the wire remote.
BT OPERATION
PAIRING
On mobile phone, select the BT item searching the BT device. “D518-MRX150” should appear in the list, select “D518-MRX150” and then input password “0000” If it needs a password. When successful paired, the BT mark will be shown on the display.
BT AUDIO Press SRC button to switch to BT source. It will play a song of your mobile phone automatically. Press key to pause/play the song. Press / button to select next/previous song.
DISCONNECT / RE-CONNECT THE BT
When the mobile phone paired with the unit. If you want to disconnect the BT. In BT source, press and hold button for 2 seconds to disconnect/re-connect the BT.

SPECIFICATION

GENERAL:

Operating Voltage ………………… 10.5 — 16 Volts
Current Drain ……….. 15 Ampere / (Max)
Low Voltage Warning Alert ……… YES / (< 10.8V)
Waterproof Rating ……………………………………………….. I Px6
UV/Salt Protection …………………………… YES
Buttons…………………. Rubber + RGB Backlit (Blue Color)

DISPLAY

Screen Panel ……..  Gorilla Glass with OCA Full Bonding
Type …………………………………………….. TFT LCD with IPS
Backlight …………………………………………….. LED
AUDIO:
Power Output …………………… 4 x 18W @ 4ohm (14.4v) 4 x 25W @ 2ohm (14.4v)
Max:…………………… 4 x 50W @ 2ohm (14.4v)
Minimum Load ………… 2 ohm Stable per Channel

Frequency Response …………………………………. 20Hz to 20Khz
RCA Pre-Out Voltage……………. 4 Volts / Voltios (14.4v)
Output Impedance ……………………………….. 500ohm
Equalizer …………………… 2 Bands /….. Bass /Graves 100Hz / ±10dB
Treble  10Khz / ±10dB
Presets……………………….. YES (S-Bass / Vocal / Powerful / Clarity)
SI (S-Bass / Vocal )
Subwoofer Control …………………….. Level (-10 to +10)
Audio Zones ……. 2 Zones (Zone 1: Front R+L, Rear R+L / Zone 2: R+L)
Independent Zone Control :. YES (Level/Tone)
Audio Input ………… L+R RCA (Aux Input)

TUNER
FM Frequency Range ………………………… 87.5 — 107.9 MHz
AM Frequency Range …………………… 530 — 1710KHz
Weather Band ………………… 162.40 — 162.55 MHz
NOAA Weather Band …………… YES
Tuner Presets………………………. 18 FM / 12 AM / 6 WB
Radio Data System ……………….. YES  (AF/TA/NEWS) Selectable
IF: ……………………………………………………………….  10.7MHz (FM), 450KHz (AM)
Sensitivity ……………………………………….. 4pV (FM), 36dBuV (AM)
Signal to Noise Ratio …………………………………… >30dB (FM)
Stereo Separation ………………………………………. >25dB

CONNECTIVITY
BT Version……………………………………………………….. 5.0 + EDR
Audio Streaming ……………………………………………. A2DP
USB Compatibility …………………………………………….. v2.0
USB Capacity ……………………………………………………. 64 Gb Max
USB Charge Capacity ……………………………….. 2.1 Amp
Audio Files Compatibility ………….. MP3, WMA
Remote Control ….. Wired 3.5mm Jack Input (Compatible with MXRC)

MEASURMENTS

We reserve the right to change products and specifications at any time without notice. Images may or may not include optional equipment.
WARRANTY
Please visit our website DS18.com for more information on our warranty policy.

WARNING:
Cancer and Reproductive Harm.
www.P65Warning.ca.gov

TROUBLESHOOTING

Before going through the checklist, check wiring connection. If any of the problems persist after checklist has been made, consult your nearest service dealer.

connected to the accessory circuits, but the engine is not moving, switch the ignition key to “ACC”.
The fuse is blown.| Replace the fuse.
No sound.| Volume is in minimum| Adjust volume to a desired level.
Wiring is not properly connected.| Check wiring connection.
The operation keys do not work.| The built-in microcomputer is not operating properly due to noise.| Press the reset button.
The radio does not Work. The radio station automatic selection does not work.| The antenna cable is not connected.| Insert the antenna cable firmly.
The signals are too weak.| Select a station manually.

WE LIKE IT LOUD

FOR MORE INFORMATION
PLEASE VISIT
DS18.COM

Documents / Resources

| DS18 MRX150 Marine and Powersport Head Unit [pdf] Owner's Manual
MRX150 Marine and Powersport Head Unit, MRX150, Marine and Powersport Head Unit, Powersport Head Unit, Head Unit
---|---

References

• Official DS18 Pro Audio Store - Speakers, Subwoofers, Amps & More!

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