Boss Audio Systems MR648W User Manual Download Page 6

CONNECTOR A
1.
2.
3.
4. 12V
5. Auto Antenna Output
6.
7. 12V (To Ignition Key)
8. GROUND

CONNECTOR B
1. Rear Right Speaker (+)
2. Rear Right Speaker (-)
3. Front Right Speaker (+)
4. Front Right Speaker (-)
5

7. Rear Left Speaker (+)
8. Rear Left Speaker (-)

. Front Left Speaker (+)

6. Front Left Speaker (-)

ISO SOCKET SKETCH

ISO SOCKET

ANTENNA JACK

RCA OUTPUT

RCA OUTPUT

RED

WHITE

SPECIFICATION
GENERAL
Supply Voltage

DC 12 V. Negative Ground

Current Consumption

Max.10A

Power Output

4 x 60 W

Number of channels

2 STEREO channels.

Unit Dimensions

(L x W x H): 7

178 x 165 x 50 (mm)

FM SECTION
Frequency range

87.5Mhz - 108Mhz

(Europe)

87.5 Mhz - 107.9Mhz

(U.S.A.)

Effective sensitivity

3uV.

I.F Frequency

10.7MHz.

AM SECTION
Frequency range

522Khz - 1620Khz

(Europe)

530khz - 1710Khz

(U.S.A.)

Effective sensitivity

40dB.

I.F Frequency

450KHz

CD PLAYER
System

MP3 Audio System.

Suitable CDs

MP3, CD,CD-R,CD-RW Disc

Frequency characteristics

20Hz-100Hz < 5dB

10KHz-20KHz < 5dB.

S/N Ratio to CD

50dB [1KHz]

” x 6.5” x 1.97”

Preamp Output

1 V Output

WIRING

Find out more about marine electronics and navigation we have.

Summary of Contents for MR648W

Page 1: ......

Page 2: ...s later 14 CLOCK button 15 PTY Button 16 Track TOP Radio Preset 1 17 Track INT Radio Preset 2 18 Track RPT Radio Preset 3 19 Track RDM Radio Preset 4 20 Radio Preset 5 and USB CARD DIR 21 Radio Preset 6 and USB CARD DIR REMOTE CONTROL OPERATION LOCATION AND FUNCTION OF CONTROLS 1 RELEASE BUTTON 2 POWER ON OFF MUTE 3 CD SLOT 4 LCD Display 5 EJECT KEY 6 7 TUNE SEEK TRACK SKIP UP DOWN BUTTONS Press t...

Page 3: ...NATIVE FREQUENCIES When AF switching mode is selected and the state of AF switching mode is displayed by AF segment in display Segment off AF switching mode off Segment on AF switching mode on and has RDS information Segment flashing AF switching mode on but RDS information is not received yet When AF switching mode is selected the radio checks the signal strength of AF all the time The interval o...

Page 4: ...the car battery or changing the connections You must reset the unit Press the reset button with a paper clip or pen This operation will erase the clock setting and some stored content 6 MASK DPI MASK ALL MASK DPI mode masks only the AF which has different PI MASK ALL mode masks the AF which has different PI and NO RDS signal with high field strength 7 BEEP ON BEEP OFF BEEP ON mode The beep is gene...

Page 5: ...whenever you are recording a CD for playback in this receiver it is recommended that you record at 24x or slower speed for CD R and 4x or slower for CD R W to achieve higher signal quality and better playback performance DISC CARE 20 SD CARD SLOT When you need to play the file in the SD card insert the SD card into the SD card slot the system will change into the SD mode automatically and then pla...

Page 6: ...ption Max 10A Power Output 4 x 60 W Number of channels 2 STEREO channels Unit Dimensions L x W x H 7 178 x 165 x 50 mm FM SECTION Frequency range 87 5Mhz 108Mhz Europe 87 5 Mhz 107 9Mhz U S A Effective sensitivity 3uV I F Frequency 10 7MHz AM SECTION Frequency range 522Khz 1620Khz Europe 530khz 1710Khz U S A Effective sensitivity 40dB I F Frequency 450KHz CD PLAYER System MP3 Audio System Suitable...

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