MXD50 INSTALLATION/OWNERS MANUAL AM/FM/CD Marine Receiver MARINE
MXD50 INSTALLATION Preparation Please read entire manual before installation. Before You Start • Disconnect negative battery terminal. (consult a qualified technician for instructions) • Avoid installing the unit where it would be subject to high temperatures, such as from direct sunlight, or where it would be subject to dust, dirt or excessive vibration. Getting Started • Remove 2 transit screws located on top of the unit.
MXD50 INSTALLATION Wiring Diagram Antenna Connector YELLOW Auxiliary Input RCA Cable (sold separately) GREY Rear Preamp Output Connect to amplifier RCA Input BLUE Remote Turn-On Connect to amplifier or power antenna. Insulate wire if not used. AMP BLACK Ground Connect to chassis ground. RED Accessory Connect to existing ignition circuit or switched 12 volt source. FUSE YELLOW Memory Connect to battery circuit or constant 12 volt source.
MXD50 OPERATION Control Locations 1 22 4 2 3 21 20 4 19 18 17 16 15 14 13 12 5 6 7 11 10 9 1 Power 12 Mono/Stereo 2 Volume 13 EQ 3 Audio 14 Preset 6 4 Mode 15 Preset 5 5 Band/Loud 16 Preset 4/CD Shuffle 6 Tune/Track Up 17 Preset 3/CD Repeat 7 Eject 18 Preset 2/CD Scan 8 Tune/Track Down 19 Preset 1/CD Pause 9 Auto Store/Preset Scan 20 Tuner Scan 10 Display 21 Reset 11 Local/Distance 22 Mute 8
MXD50 OPERATION General Operation Power On/Off Press PWR or any other button (except eject) to turn the unit on. Inserting a CD will turn the unit on automatically. Press PWR to turn the unit off. Mode Press MODE to select between tuner, CD player and auxiliary input. Modes of operation are indicated in the display. Loudness Volume Press and hold LOUD for more than 2 seconds to activate and deactivate the loudness contour curve.
MXD50 OPERATION General Operation 6 Reset Press and hold for more than 2 seconds to RESET the unit upon initial installation, when selecting between US/European frequency spacing or if abnormal operation occurs. Audio Press AUDIO to select between Volume (default), Bass, Treble, Balance & Fader.
MXD50 OPERATION Tuner Operation Seek Tuning Press TUNE strong station. or momentarily to seek the next Manual Tuning Press TUNE or for more than 2 seconds, then release. "MANUAL" will momentarily appear in the display. Press TUNE or momentarily to move radio frequency up or down one step at a time. Press and hold to advance quickly. If tuning is not adjusted for 5 seconds, the unit will return to seek tuning mode (default). "AUTO" will momentarily appear in the display.
MXD50 OPERATION CD Player Operation Insert CD With the label facing up, insert a standard 5" CD into the CD slot. The CD will automatically begin playback. Eject CD Press the EJECT button to stop and eject the CD. The unit will change to previous mode of operation (tuner or auxiliary input). If the disc is not removed within 10 seconds, the unit will reload the disc. Track Select Fast Forward and Reverse Pause Scan Press and hold TRACK or reverse a track.
MXD50 WARRANTY Limited One-Year Warranty This warranty gives you specific legal rights. You may also have other rights which vary from state to state. Namsung America Inc. warrants this product to the original purchaser to be free from defects in material and workmanship, under normal conditions, for a period of one year from the date of the original purchase.
MXD50 OPERATION Specifications CD Player Signal-to-noise: >86dB Frequency response: 20Hz-20kHz, ±3dB Channel separation @ 1kHz: >65dB D/A converter: 1 Bit FM Tuner Tuning range: 87.5MHz-107.9MHz FM mono sensitivity: 12dBf 50dB quieting sensitivity (stereo): 16dBf Stereo separation @ 1kHz: 40dB Frequency response: 30Hz-13kHz, ±3dB AM Tuner Tuning range: 530kHz-1710kHz AM sensitivity: 30uV Frequency response: 80Hz-2kHz, ±3dB General Total system power: 180 Watts Peak Power output: 45Wx4 @ 14.
MXD50 OPERATION Troubleshooting Problem Cause Yellow wire not connected or incorrect voltage Red wire not connected or incorrect voltage Black wire not connected Fuse blown Speaker wires not connected Unit has power (but no sound) One or more speaker wires touching each other or touching chassis ground Yellow or red wire touching chassis ground Unit blows fuses Speaker wires touching chassis ground Incorrect fuse rating Unit is not mounted correctly or backstrap is Excessive skipping not secure Physical
Namsung America Inc. 21318 64th Ave. South Kent, WA 98032 Toll Free: 1-866-626-7863 ©2003 Namsung America, Inc.
