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OPERATION:

Turn on/off the unit:

Press  on/off  button to turn on the unit. When the unit is on. Press and hold it for 

2 seconds to turn off the unit.

Sound and setting adjustment:

Shortly press 

VOL

 knob for the audio menu:

BAS->TRE->BAL->FAD->EQ->LOUD

Press and hold 

VOL

 knob for 2 seconds for the setting menu:

SUB-V(20~0) -> SW(80HZ/120HZ/160HZ)-> CLK HH -> CLK MM -> 

CT(indep/sync) ->CLOCK(12/24)-> 

BEEP(on/off)->P_VOL(17)->AREA(USA/EUR)->DX/LOC->ST/MONO
In each item rotate the 

VOL

 knob to set them.

EQ:

 To select the preset EQ as below:

 

FLAT->POP->ROCK->CLAS->EQ OFF.

LOUD (on/off):

 Turn on/off the loudness function.

SUB-V (20~0):

 Subwoofer volume adjustment. 

SW (160Hz/120Hz/80Hz):

 Subwoofer Low Pass Frequency selection.

CLK HH/CLK MM:

 To adjust the hours and minutes of the clock.

CT (INDEP/SYNC):

 

CT INDEP:

 The clock works independently. 

CT SYNC:

 The clock will be synchronized to the received RDS station’s time. 

Note:

 When the time was set by manual. The CT will back to INDEP

mode automatically.

CLOCK 24/12:

 Setting the time to 24H or 12H format.

BEEP (on/off):

 Turn on/off the beep sound.

P-VOL (Preset VOL):

 Setting the power on volume. If the volume at shutdown is 

small than the P-VOL value. Next time turn on the unit, the volume will be 

maintained at shutdown volume. If the volume at shutdown is greater than the 

P-VOL value. Next time turn on the unit the volume will be restored to the  

P-VOL value.

AREA (USA/EUR):

 Choose America or Europe region frequency.

DX/LOC (Distance/Local):

 

LOC:

 Receive the strong signal station only in seek station. 

DX:

 Receive strong and weak signal station in seek the station.

STEREO/MONO:

 

STEREO:

 Receive FM stereo signal. 

MONO:

 Change FM stereo to monochrome. It can reduce the noise when the 

signal is weak.

Display the clock or information

Shortly press 

CLK

 button to show the clock or information.

Reset the unit

Press and hold 

dk

 button for 5 seconds to reset the unit.

Note:

 When 

RESET

 function is activated, all the memories will be lost.

MUTE on/off operation

In RADIO/AUX source press 

d

 button for MUTE on/off function. In USB/BT 

source press 

dk

 button for Pause/Play function.

Radio Operation
Receive a radio station

Press 

SRC

 button to select 

RADIO

 mode. Then press 

BAND

 button to select a 

band. Shortly press 

e

/

f

 button to receive the desired radio station. Press 

and hold 

e

/

button for manual tuning the frequency.

Manually store station

Receiving a desired station. Press and hold the 

PRESETS

 button for 2 seconds. 

It shows 

“SAVE P1”

. Rotating 

VOL knob

 to select 

P1~6

 then press 

VOL 

button

. The station will be saved.

Listening to the memory station

Shortly press the 

PRESETS

 button then rotating 

VOL

 knob to select the presets 

1-6 of current band.

Auto store station

Press and hold BAND button to auto store stations to numeric buttons 1-6 of 
band 1~3.

USB Operation

When an USB driver inserted to the unit, the unit will play the MP3/WMA file 
automatically. If an USB drive is already inserted in the unit. Keep pressing SRC 
button shortly until the USB mode display appears.
Select file
Press 

e

/

button to skip to next/previous file. Hold 

e

/

button to fast 

forward or fast reverse.

Play/Pause

Press 

dk

 button to pause/play the playing.

DIR+/DIR- function

Shortly press 

PRESETS

 button for 1 time. It shows DIR-SCH. Rotating 

VOL 

knob

 to select another directory to play.

MRX1

Summary of Contents for HYDRO MRX1

Page 1: ...MRX1 owner s manual MRX1POWERSPORTS MARINE MULTIMEDIA RADIO POWERSPORTS MARINE MULTIMEDIA RADIO ...

Page 2: ...station in seek the station STEREO MONO STEREO Receive FM stereo signal MONO Change FM stereo to monochrome It can reduce the noise when the signal is weak Display the clock or information Shortly press CLK button to show the clock or information Reset the unit Press and hold dk button for 5 seconds to reset the unit Note When RESET function is activated all the memories will be lost MUTE on off o...

Page 3: ...nd hold BAND button It will play the 1 st song of the USB AUX IN operation Connecting the audio signal to the R L IN connecter behind the unit Then pressing SRC button to switch to AUX mode Bluetooth Operation Pairing On mobile phone select the Bluetooth item searching the Bluetooth device DS18 MRX1 should appear in the list select DS18 MRX1 and then input password 0000 If it needs a password When...

Page 4: ... manual Wrong connection may cause damage 7 This player is only for 12V DC electric systems and please make sure your vehicle or boat belongs to this kind of cathode grounding electri cal system 8 Please connect the wires rightly Wrong connection will cause malfunction or damage the electrical system Once a suitable location has been determined drill the hole and secure the stereo using the metal ...

Page 5: ...2 to 1620 kHz IF 10 7 MHz 450 KHz Sensitivity 4μV S N 30dB 36dBuV S N 20dB Stereo Separation 25dB Symptom No Power No Sound Volume is in minimum The fuse is blown Replace the fuse Adjust volume to a desired level Wiring is not properly conneted The opperation keys do not work The radio does not work The Redio Station automatic selection does not work The built in microcomputer is not operating pro...

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