JBL MR-140 Operation Manual Download Page 6

Installation

4

1. Precautions

Choose the mounting location carefully so that the unit will not interfere with the 
normal driving functions of the boat. 
Avoid installing the unit where it would be subject to high temperature (such as from 
direct sunlight or hot air) or where it would be subject to dust, dirt or excessive 
vibration. Use only the supplied mounting hardware for a safe and secure installation. 

2. Mounting angle adjustment

       

Adjust the mounting angle to less than 20 degrees from the horizontal position.  

3. Mounting example

 

    

1

2

4

Release Key

Half Sleeve

Tap

Bend these claws, if necessary.

3

<< Installation in the cabinet >> 

Note

 

Keep the release key in a safe place as you may need it in future to remove 

                the unit from the boat.

6. IEQ button(4)

The IEQ feature creates a realistic atmosphere for the style of music you select using
the latest digital sound technology.

Pressing this key repeatedly allows you to select from the following features :

- "

FLAT

" display - normal operation mode 

- "

CLASSICS

" display - for the dramatic depth of classical music in an auditorium

- "

POP

" display - for the electric excitement of stadium pop

- "

ROCK

" display - for the subtle extension of the music's dimensions 

- "

DSP OFF

" display - cancel the sound feature

7. TIME/FREQUENCY (T/F) button (15)

1) After your unit has been installed in the boat, turn power on. The radio frequency will
    appear on the display.
2) Press T/F button once to display time mode.
    Press T/F button once again (within 5 seconds) and hold until the displayed time begins
    to blink.
3) Turn the spindle knob counter clockwise to set the minutes.
4) Turn the spindle knob clockwise to set the hour.
5) Once the adjustment is completed, press T/F button. The displayed time will stop
    blinking and within 5 seconds will revert to radio frequency.

8.MUTE button (14)

Press MUTE button(14) to mute sound. Press again to restore volume to original setting.

 

9

Controls (continued)

Summary of Contents for MR-140

Page 1: ...ely by Prospec Electronic Inc and must be returned to Prospec for in and out of warranty repairs It can not be serviced under warranty by other JBL service centers All products sold and serviced exclusively by Prospec Electronics Inc For service contact us 3325 South Morgans Point Road Mount Pleasant SC 29466 Tel 843 849 9037 Fax 843 849 9054 RESET BY PUSHING MODE AND BAND TO ENSURE PROPER OPERATI...

Page 2: ... GENERAL Freq Response 20 Hz 20 KHz Total Harmonic Distortion 0 8 Signal Noise Ratio 65 dB Dynamic Range 90 dB DISTORTED AUDIO Specifications AM TUNER Check loudspeaker wiring This product contains a biamp It is important not to connect the front loudspeaker ground to the rear speaker ground Faulty loudspeaker Distortion at highest volume levels may be normal as amplifier has reached maximum power...

Page 3: ...memories as these will have been erased when the microprocessor was reset After resetting the player ensure all functions are operation correctly 2 General Precautions If the unit has become extremely hot we strongly recommend that you allow it to cool down before using Take care of your Cd s to preserve the quality of the recordings Do not allow CDs to be exposed to direct sunlight Store them in ...

Page 4: ...Installation Notes This radio contains four separate power amplifiers To prevent possible damage to these amplifiers please ensure the following Applicable to both 2 and 4 speaker connection i The boat chassis is not used as a loudspeaker ground ii Front and rear loudspeaker connecting wires are not joined together iii Any wires not used when completing a two speaker installation are fully insulat...

Page 5: ...ery POSITIVE CHASSIS NEGATIVE CHASSIS Operating the Radio 1 Press the BND button 6 to select the desired band FM1 FM2 FM3 AM1 or AM2 2 Manual Seek tuning buttons 7 Press this button quickly to activate the Seek mode The Seek mode will automatically seek up or down the wave band and stop at the next station of sufficient signal strength Press this button 7 for longer than 2 seconds to advance the t...

Page 6: ...test digital sound technology Pressing this key repeatedly allows you to select from the following features FLAT display normal operation mode CLASSICS display for the dramatic depth of classical music in an auditorium POP display for the electric excitement of stadium pop ROCK display for the subtle extension of the music s dimensions DSP OFF display cancel the sound feature 7 TIME FREQUENCY T F ...

Page 7: ...AND button for 1 2 seconds to set the format 3 Volume control Turn the spindle knob 2 left or right to decrease or increase the volume level Switching on your radio automatically allows you to set the volume level without having to select it first Simply turn the spindle knob to set the desired level Bass control Turn left to lower the bass Turn right to increase the bass Treble control Turn left ...

Page 8: ...rol press key 2 TRB display treble tone control press key 2 BAL display balance control press key 2 FAD display fader control press key 2 If the key or one of the keys is not pressed within 5 seconds the radio automatically switches into volume level control mode These settings are indicated on the display window 2 Beep 2nd I Vol Area Selection When the select button is pressed over 2 seconds the ...

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