Kenwood KMR 350U Manual

The Kenwood KMR 350U is a versatile marine audio system featuring Bluetooth connectivity, USB and AUX inputs, AM/FM radio with 30 presets, IPX5 water resistance, marine-grade construction, remote control compatibility, and speaker outputs. Designed for marine environments with UV-resistant materials and corrosion protection. Below are key sections for safety, features, installation, setup, operation, and troubleshooting.

1. Features at a Glance 2. Installation 3. First-Time Setup 4. Specifications 5. Controls and Settings 6. Connecting Devices 7. Bluetooth Pairing 8. Radio Operation 9. Care & Maintenance 10. Regulatory Information 11. Troubleshooting

Features at a Glance

Key components: Marine-grade head unit, Remote Control, Bluetooth antenna, USB port, AUX input, Speaker terminals, Power connections.

Feature	Description
Bluetooth connectivity	For wireless audio streaming and hands-free calling
USB port	For USB devices and charging
AUX input	3.5mm auxiliary input for external audio sources
AM/FM radio	30 preset stations (18 FM, 12 AM)
Power terminals	12V DC power connection
Speaker outputs	4-channel speaker connections
IPX5 rating	Water resistant construction
Source button	Cycles through audio sources
Volume knob	Adjusts audio volume
Power button	Turns unit on/off

Installation

Unpack and inspect contents. Ensure proper mounting location.

Mount unit: Cut appropriate opening in dashboard; secure with mounting sleeve.
Connect power: Red wire to positive (+), Black wire to negative (-) with fuse protection.
Connect speakers: Match polarity (positive to positive, negative to negative).
Connect antenna: Attach marine antenna to antenna input.
Test all connections before final installation.

WARNING! Ensure proper fuse protection. Disconnect battery before installation.

First-Time Setup

Connect power; follow initial setup procedure.

Power on unit: Turn ignition key or connect power directly.
Pair Bluetooth: Enter pairing mode; search for "KMR-350U" on your device.
Set radio presets: Tune to desired stations; press and hold preset buttons.
Adjust audio settings: Use menu to set bass, treble, balance, and fader.
Test all functions: Verify Bluetooth, USB, AUX, and radio operation.

CAUTION! Ensure all connections are waterproof and secure.

Specifications

Power Output: 50W x 4 channels max
Audio Sources: Bluetooth, USB, AUX, AM/FM Radio
Bluetooth Version: 4.1 with A2DP/AVRCP
USB Support: MP3/WMA playback, device charging
Water Resistance: IPX5 rated
Power Supply: 12V DC (10.8-16V)
Preset Memory: 30 stations total
Display: LCD with backlight
Dimensions: Standard DIN size

Controls and Settings

Front panel controls: Power, Volume, Source, Menu, Preset buttons.

Remote: Power, Volume, Source, Preset, Track controls (if included).

Audio Settings: Bass, Treble, Balance, Fader, Loudness. Source Settings: Bluetooth pairing, USB mode, AUX input. System Settings: Display dimmer, Beep tone, Language, Reset. Radio Settings: Auto store, Local/DX reception, AM/FM tuning.

Connecting Devices

USB: Connect USB device for music playback. AUX: 3.5mm cable from external device. Bluetooth: Wireless pairing for audio and calls.

Turn off unit before connecting wired devices.
Use marine-grade cables for all connections.
Select source via SOURCE button (BT, USB, AUX, RADIO).
Ensure proper cable routing to prevent water intrusion.

Tip: Use waterproof connectors for all external connections.

Bluetooth Pairing

Supports A2DP audio streaming and hands-free calling.

Enter pairing mode: Press SOURCE until BT appears; unit enters pairing mode automatically if no device connected.
Search on device: On your phone/tablet, search for Bluetooth devices.
Select "KMR-350U": Connect when prompted.
Enter PIN if required: Default is 0000 or 1234.
Confirm connection: Unit will show connected device name.
Play audio: Start music on your device; audio streams to unit.
Answer calls: Use unit's controls for call functions.

WARNING! Do not operate Bluetooth while navigating in restricted visibility.

Radio Operation

AM/FM tuner with 30 presets (18 FM, 12 AM).

Select radio: Press SOURCE until RADIO appears.
Tune stations: Use tuning buttons or seek function.
Store presets: Tune to station; press and hold preset button (1-6 for band, then 1-5 for position).
Recall presets: Press preset button directly.
Adjust reception: Use local/DX setting for better reception.
Auto store: Automatically stores strongest stations.

Care & Maintenance

Regular cleaning with fresh water after saltwater exposure. Use mild soap and soft cloth for cleaning.

CAUTION! Do not use high-pressure water spray. Keep connectors dry when not in use. Store in dry location during off-season.

Regulatory Information

FCC Part 15: Class B digital device compliant. CE marked for European compliance. IPX5 water resistance certified. Bluetooth SIG qualified. Copyright © Kenwood Corporation. For support, visit www.kenwood.com or contact authorized marine electronics dealer.

Troubleshooting

Symptom	Possible Cause	Corrective Action
No power	Fuse/wiring	Check fuse; verify power connections; test voltage at terminals.
Bluetooth not connecting	Pairing mode/distance	Enter pairing mode; ensure within range; delete old pairing.
Poor radio reception	Antenna/connection	Check antenna connection; ensure proper grounding; adjust local/DX setting.
No sound from speakers	Wiring/settings	Check speaker connections; verify fader/balance settings; test speakers.
USB not recognized	Format/device	Ensure USB is FAT32 format; try different device; check cable.

Reset: Disconnect power for 30 seconds or use reset function in menu.

Service: Contact authorized Kenwood marine dealer for service.