Kenwood KMM-BT315U User Manual

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Data Size: B6L (182 mm x 128 mm)

Book Size: B6L (182 mm x 128 mm)

For your records

Record the serial number, found on the back of the unit, in the spaces designated on the warranty card, and in the space provided below.

Refer to the model and serial numbers whenever you call upon your Kenwood dealer for information or service on the product.

Model KMM-BT515HD/ KMM-BT315U/ KMM-BT315/ KMR-M315BT

Serial number

US Residents Only

B5A-0897-30 (KN)© 2015 JVC KENWOOD Corporation

KMM-BT515HD

KMM-BT315U

DIGITAL MEDIA RECEIVER

INSTRUCTION MANUAL

KMM-BT315

KMR-M315BT

JS_KWD_KMM_BT515HD_KN_C20.indd 1JS_KWD_KMM_BT515HD_KN_C20.indd 1 10/12/2015 9:40:03 AM10/12/2015 9:40:03 AM

Questions and Answers:

B
Brian HoAug 17, 2025
How to fix Kenwood KMM-BT315U Car Receiver when no sound is heard?
- R
  ramirezsarahAug 17, 2025
  If you can't hear any sound from your Kenwood Car Receiver, try these steps: First, adjust the volume to make sure it's at an audible level. Next, check all the cords and connections to ensure they are properly connected. Clean the connectors to remove any dirt or corrosion. If the problem persists, reset the unit. As an additional step, turn the power off, then verify that the terminals of the speaker wires are correctly insulated, and then turn the power back on.
D
Dennis KellyAug 20, 2025
How to fix “READ ERROR” on Kenwood KMM-BT315U Car Receiver?
- L
  Leah WrightAug 20, 2025
  If your Kenwood Car Receiver displays “READ ERROR”, try copying the files and folders onto the USB device again. If the problem continues, reset the USB device or try using a different USB device.
K
Kendra DavisAug 23, 2025
What to do if setting/deleting the remote control ID is unsuccessful on my Kenwood KMM-BT315U?
- A
  adrienneparkAug 23, 2025
  If you are having trouble setting or deleting the remote control ID on your Kenwood Car Receiver, turn the power off, then turn it back on, and try the operation again.
T
Travis KingAug 26, 2025
Why can't I control the connected Bluetooth audio player with my Kenwood KMM-BT315U?
- C
  Charles JacobsAug 26, 2025
  If you cannot control the connected Bluetooth audio player with your Kenwood Car Receiver, check whether the connected Bluetooth audio player supports Audio/Video Remote Control Profile (AVRCP).
A
Alexandria SchmidtAug 28, 2025
What does “NO MUSIC” mean on my Kenwood KMM-BT315U?
- C
  Christopher EwingAug 28, 2025
  If your Kenwood Car Receiver displays “NO MUSIC”, it means you should connect a USB device that contains playable audio files.
M
Melissa JonesAug 31, 2025
What to do if my Kenwood KMM-BT315U Car Receiver says “NO DEVICE”?
- E
  Eric McculloughAug 31, 2025
  If your Kenwood Car Receiver shows “NO DEVICE”, connect a USB device and then change the source to USB again.
K
Karl DavisSep 2, 2025
Why does “READING” keep flashing on my Kenwood Car Receiver?
- P
  pharperSep 2, 2025
  If “READING” keeps flashing on your Kenwood Car Receiver, avoid using too many hierarchical levels or folders on your device.
S
Stephanie WilliamsSep 5, 2025
Why does “LOADING” appear when I enter search mode on my Kenwood Car Receiver?
- K
  Katherine BraunSep 5, 2025
  If “LOADING” appears when you enter search mode on your Kenwood Car Receiver, it may take some time to load. Try again later.
J
Jason EllisSep 8, 2025
Why is the elapsed playing time not correct on my Kenwood KMM-BT315U?
- K
  krista64Sep 8, 2025
  The incorrect elapsed playing time on your Kenwood Car Receiver is caused by how the files are recorded.
D
David BoydSep 12, 2025
Why are correct characters not displayed on my Kenwood KMM-BT315U?
- K
  Kyle SaundersSep 12, 2025
  Your Kenwood Car Receiver can only display uppercase letters, numbers, and a limited number of symbols.

Kenwood KMM-BT315U Specifications

General

Bluetooth	Yes
Radio Tuner	FM/AM
Display Type	LCD
Display Lines	1
Supported Audio Formats	MP3, WMA, WAV, FLAC
Preamp Voltage	2.5V
Subwoofer Output	Yes
Remote Control	Yes
Detachable Face	Yes
Steering Wheel Control Ready	Yes
Bluetooth Profiles	A2DP, AVRCP
USB Port	Yes
AUX Input	Yes
RMS Power Output	22W x 4 Channels
Preamp Outputs	2 pairs (front + rear)

Summary

Before Use

Important Safety Information

Instructions for proper use and safety warnings.

Driving Safety Warning

Do not operate functions that distract from safe driving.

Basics

Basic Operations

Instructions for turning on/off, adjusting volume, and selecting sources.

Getting Started

Initial Setup Steps

Steps for initial language selection, demo cancellation, clock/date, and settings.

Factory Reset

How to reset the unit to factory defaults.

HD Radio™ Tuner

Station Search

Steps to find and tune HD Radio stations.

Radio Operation

Station Search and Tuning

Steps to find and tune radio stations.

USB/iPod/Android

Starting Playback

How the source changes and playback starts automatically.

Pandora Operation

Pandora Preparation and Playback

Steps to prepare and start listening to Pandora.

SiriusXM Radio

Starting SiriusXM Listening

Bluetooth Connectivity

Bluetooth Profiles and Connection

Pairing a Bluetooth Device

Steps to pair a new Bluetooth device for the first time.

Bluetooth Call Management

Receiving Calls

Bluetooth Advanced Features

Making Calls

Ways to initiate a phone call from call history, phonebook, or dial.

Voice Recognition for Calls

Steps for making calls using voice recognition.

Bluetooth System Settings

Device Management

Connection and Initialization

Bluetooth Audio Playback

Bluetooth Audio Test Mode

Audio Settings

Internet Radio via Bluetooth

Display Settings

Dimmer and Brightness Control

Troubleshooting

General Unit Issues

Troubleshooting for common unit problems like no sound or power.

USB/iPod and Android Issues

Specifications

Tuner Specifications

USB and Bluetooth Specifications

Installation and Connection

Installation Safety Warnings

Crucial warnings and cautions for safe installation.

Basic Installation Procedure

Step-by-step guide for installing the unit.

Unit Mounting and Removal

Wiring Connections

Wiring for KMM-BT515HD

Detailed wiring diagram for KMM-BT515HD model.

Wiring for KMM-BT315U/BT315/M315BT

Detailed wiring diagram for other models.

Regulatory Information

FCC Compliance Warnings

Information regarding FCC compliance and interference.

RF Exposure Caution

Caution regarding FCC/IC radiation exposure limits.

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