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7

To Reinstall the Front Panel

1. First, align the left side of the panel with the front of the unit, then press the right 

side against the unit until it clicks into place.  Do not force the panel into place.

2.

Note:

If the front panel is not locked into the proper position, pushing the eject button 
may not release the panel and the other control buttons may not function.

SECURITY
To avoid theft or loss of the front panel, you can inactivate the release knob by 
installing the screw provided as shown.

Precautions when Handling the Front Panel

1. Do not drop the front panel.

2. Do not put pressure on the display or control buttons when detaching or reinstalling

the front panel.

3. Do not touch the contacts on the front panel or on the main unit body.  It may result

in poor electrical contact.

4. If any dirt or foreign substances have adhered to the contacts, they can be removed

with a clean, dry cloth.

5. Do not expose the front panel to high temperatures or direct sunlight.

6. Do not expose the front panel to benzene, thinner, insecticides or any other strong

chemicals.  These will damage the finish of the panel.

7. Do not attempt to disassemble the front panel.

Summary of Contents for MAR-B3089

Page 1: ...OPERATING INSTRUCTIONS MAR B3089 AM FM Stereo Radio with Full Detachable Panel and Auto Reverse Cassette Player ISO Mounting with Removable Trim Ring ...

Page 2: ...CONTENTS Accessories 1 DIN Front Mount Method A 2 Installation 3 Electrical Connections 4 5 Using the Detachable Front Panel 6 7 Operation 8 11 Specifications 12 Warranty 13 ...

Page 3: ...lts DC negative ground electrical systems only When fuse replacement is necessary use only an 10 amp fuse Do not replace with a higher rated fuse If the fuse blows often carefully check all electrical connections for any short circuits and have your car s voltage regulator checked also Do not install the unit where it will be exposed to direct sunlight or hot air discharged from the car heater Do ...

Page 4: ... sure to use the strap to secure the back of the unit The strap can be bent by hand to the desired angle Removing the unit 1 Removable Trim Ring 2 Grasp the center area of the trim ring from the top or bottom edge then pull outward to remove it When reattaching the trim ring carefully align it with the front panel of the unit then press it into place 3 Levers Insert the levers supplied with the un...

Page 5: ... REAR MOUNT This unit can be installed either from the front by using the mounting sleeve or from the rear by using the threaded mounting holes on the sides of the unit For details refer to the illustrations of the following installation methods Installing the unit by using the factory radio mounting bracket s 1 Determine the correct position where the holes on the mounting bracket and the side of...

Page 6: ... wire to the terminal which receives power while the ignition switch is ON or in the ACCESSORY position If the ignition switch does not have an ACC position connect this wire to a 12V power terminal which receives power continuously Same as item 2 4 Ground wire Black Connect this wire to the vehicle chassis 5 Power Antenna Amplifier Turn On Blue Red Connect this wire to the control terminal of a P...

Page 7: ...lter Box then install a new 10 amp fuse switched power supply or 0 5 amp fuse constant power supply RCA Line Out Jacks Connect a patch cable not supplied from the White left channel and Red right channel RCA line output jacks to the line input terminals of an external amplifier ...

Page 8: ...REL The right side of the panel will release from the main unit 2 Remove the front panel by pulling the left hand side outward 3 For safekeeping store the front panel in the supplied protective case immediately after removing it 6 Releasing Button Front Panel Front Panel Protective Case ...

Page 9: ...crew provided as shown Precautions when Handling the Front Panel 1 Do not drop the front panel 2 Do not put pressure on the display or control buttons when detaching or reinstalling the front panel 3 Do not touch the contacts on the front panel or on the main unit body It may result in poor electrical contact 4 If any dirt or foreign substances have adhered to the contacts they can be removed with...

Page 10: ...audio UP DOWN control when the SEL button is pressed Sound quality is controlled as below In volume mode Press to increase volume level and press to decrease the level The volume level is updated correspondingly and its status is shown on the display Note The unit is initially set to volume mode In bass mode While BAS is shown on display press to increase bass level and press to decrease the level...

Page 11: ...ly when listening at low volume level and LCD display will indicate LOUD Press it again to release the mode 7 DSP DISPLAY During radio operation press the button to recall the time display Pressing it again or activating any tuning function will cause the display return to station frequency read out Time Setting Press and hold DSP button then press the tune buttons side to adjust the minute side t...

Page 12: ...unction in the selected band and store the first six stations which are found LCD display indicates ATP during auto memory store operation 14 M1 M2 M3 M4 M5 M6 Press to preset stations at tuner mode With this system a total of 30 stations can be stored in the memory s six buttons The stations might be FM1 FM2 FM3 AM1 and AM2 bands The operation is as follows Store in Memory Press and hold desired ...

Page 13: ...MENT Insert a cassette tape into the cassette compartment The cassette mechanism will load it in play mode 18 FREQUENCY DISPLAY Exhibits the current frequency and activated function state 19 CD IN JACK The unit can be connected to a portable CD player through this jack ...

Page 14: ... µV I F Response Ratio 60 dB Image Response Ratio 36 dB Signal to Noise Ratio 50 dB Antenna Impedance 75Ω CASSETTE DECK SECTION Wow Flutter WRMS 0 1 Fast Winding C 60 150 sec Frequency Response 50 Hz 14 KHz Channel Separation 1 KHz 35 dB Signal to Noise Ratio 52 dB AUDIO SECTION Maximum Power Output 35W x 4 Load Impedance 4Ω GENERAL Operating Voltage 12V 14 4V Typical Operating Current Maximum 10A...

Page 15: ...his warranty does not apply to the cabinet or cosmetic parts knobs or routine maintenance This warranty does not apply to the elimination of car static or motor noise correction of antenna problems or damage to compact discs speakers accessories or vehicle electrical systems This warranty does not apply to repairs or replacements necessitated by any cause beyond the control of SFC including but no...

Page 16: ...21605 Plummer Street Chatsworth CA91311 MAR B3089 Issue Number 1 Printed in Hong Kong 88 P1020 15 ...

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