Wiring Identification; Specifications - JBL MR-17.3 Operation Manual

Trouble shooting guide
INTERFERENCE ON RADIO
Poor atmospheric conditions - Try again later in the day
Antenna / lead broken or damaged
DISTORTED AUDIO
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 output. Otherwise the power and ground wire might be too
small of a gauge. Use 10amp cable or more.
Reduce the bass effect or switch off the loudness mode
Boat battery and or charging circuit may be faulty

Specifications

FM TUNER
87.5 ~ 107.9MHz(USA)
Tuning Range :
87.5 ~ 108MHz(EUR)
Sensitivity : 10dB / uV
30dB
Separation :
COMPACT DISC
20 Hz-20 KHz
Freq. Response :
0.8%
Total Harmonic Distortion :
Signal - Noise Ratio : 65 dB
90 dB
Dynamic Range :
13
AM TUNER (OPTION)
530 ~ 1710KHz(USA)
Tuning Range :
522 ~ 1620KHz(EUR)
Sensitivity : 35dB / uV
AUDIO AMP & GENERAL
4 x 45 watts
Power Output :
DC + 12V
Power Supply :
Negative Ground
4 ohm
Speaker Impedance:

Wiring identification

B
C (Remote control)
(SIRIUS control)
D
(AUX-IN)
F
(ANT. socket)
E
(CD changer socket)
CONNECTOR
FUSE
Blue
(AUTO ANT) 1A
FUSE
Yellow
( BACK-UP B+ )
10A
Black
( GROUND )
Red
( IGNITION B+ )
White Gray
( Front Left )
White/Black Gray/Black
Green Violet
( Rear Left )
Green/Black Violet/Black
Installation Notes
Applicable to both 2 and 4-speaker connection:
A. Connections
B. Din cable connection for remote control
C. Din cable connection for SIRIUS control
D. AUX-IN
E. CD changer socket
F. Antenna socket
This radio contains four separate power amplifiers. To prevent possible damage to
these amplifiers please ensure the following:
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 insulated.
iv) The memory wire (yellow) is connected to a permanent + 12V supply.
v) The power wire (red) is connected via the ignition switch of the boat.
A
Red
Gray
Rear Line out
White
Red
Black
Front Line out
White
( Front Right )
( Rear Right )
2