Boss MR648W - Wiring and Specifications; Wiring Connections; General Specifications; FM;AM Section Specifications

Page 9
CONNECTOR A
1.
2.
3.
4. Memory +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]
”x6.5”x1.97”
Preamp Output 1 V Output
LOCATION AND FUNCTION OF CONTROLS
Page 2
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 the REL button to release the front control panel from the unit chassis,
then pull it up a little to remove from the unit chassis.
When the unit is power off, the unit switches on by pressing any button except
the EJECT and the RELEASE button.
When the unit is power on, press and hold the power button for more than 0.5
seconds, the unit goes into power off mode.
When the unit is power on, press the power to switch the MUTE state on/off.
In the power on state, the loaded disc can be ejected by pressing the EJ key.
a) During RADIO mode:
Press the >>| or |<< button briefly to manual tune up/down for the desired radio
station frequency step by step.
Press and hold the >>| or |<< button for longer 0.5 seconds, to automatically
tune up/down for the radio station frequency of strong signal.
WIRING