ENGLISH OWNER’S MANUAL Mini Hi-Fi System Please read this manual carefully before operating your set and retain it for future reference. CM4740 (CM4740, CMS4740F, CMS4740W) CM4640 (CM4640, CMS4740F) CM4540 (CM4540, CMS4540F, CMS4540W) CM4440 (CM4440, CMS4540F) CM4340 (CM4340, CMS4340F) www.lg.
1 Getting Started 2 Getting Started Safety Information 1 CAUTION Getting Started RISK OF ELECTRIC SHOCK DO NOT OPEN CAUTION: TO REDUCE THE RISK OF ELECTRIC SHOCK DO NOT REMOVE COVER (OR BACK) NO USER-SERVICEABLE PARTS INSIDE REFER SERVICING TO QUALIFIED SERVICE PERSONNEL.
Getting Started 3 This device is equipped with a portable battery or accumulator. CAUTION: The apparatus shall not be exposed to water (dripping or splashing) and no objects filled with liquids, such as vases, shall be placed on the apparatus. 1 Getting Started Safety way to remove the battery or the battery from the equipment: Remove the old battery or battery pack, follow the steps in reverse order than the assembly.
Table of Contents Table of Contents 1 Getting Started 2 6 6 7 7 7 7 8 9 11 12 13 Safety Information Unique Features Accesories Playable file Requirement – Music file requirement – Compatible USB Devices – USB device requirement Remote Control Front Panel Rear Panel (CM4740, CM4540) Rear Panel (CM4640) Rear Panel (CM4440, CM4340) 2 Connecting 14 14 14 Connecting to speakers – Attaching the speakers to the unit – Attaching the subwoofer to the unit.
Table of Contents 4 Troubleshooting 28 Troubleshooting 5 Appendix 29 30 31 31 31 31 General specifications Speaker specifications Maintenance – Handling the Unit – Notes on Discs Trademarks and Licenses 5 1 2 3 4 5
Getting Started Unique Features 1 USB Direct Recording Accesories Please check and identify the supplied accessories. Getting Started Records music to your USB device. AUTO DJ Blends the end of one song into the beginning of another for seamless playback. Remote Control (1) Bluetooth Listens to music stored on your Bluetooth device. LG Bluetooth Remote You can control this unit with your Android device via Bluetooth. This unit and your device must be paired for Bluetooth.
Getting Started Playable file Requirement Compatible USB Devices Music file requirement USB function of this unit does not support yy The all USB devices. yy Sampling frequency : within 32 to 48 kHz (MP3), within 32 to 48 kHz (WMA) rate : within 32 to 320 kbps (MP3), yy Bit 40 to 192 kbps (WMA) yy Maximum files : Under 999 yy File extensions : “.mp3”/“.wma” yy CD-ROM file format : ISO 9660/JOLIET recommend that you use Easy-CD Creator, yy We which creates an ISO 9660 file system.
Getting Started Remote Control • • • • • • a • • • • • • 1 (Power) : Switches the unit ON or OFF. 1 Getting Started a b B (Open/Close) : Opens and closes the disc tray. PRESET.FOLDER W/S : -- Searches for a folder of MP3/ WMA files. When a CD/USB containing MP3/WMA files in several folders is being played, press PRESET.FOLDER W/S to select the folder you want to play. -- Chooses a preset number for a radio station. FUNCTION : Selects the function and input source. c MUTE@ : Mutes the sound.
Getting Started 9 Front Panel 1 Getting Started a b c j d k e l f m g n o h i p
Getting Started a Display window 1 b USB 1/ USB 2 Plays the audio files by connecting the USB device. Getting Started USB REC. Records to USB. c 1/! (Power) Switches the unit ON or OFF. d I(Stop) Stops playback or recording. e AUTO DJ Selects the AUTO DJ mode. (For more informaion refer to page 19) f Y (Skip/Search) - Searches backward. - Skips to the previous track/file. g DEMO Demonstrates each of functions. h PORT. IN i Disc tray j FUNCTION Selects the function or input source.
Getting Started 11 Rear Panel (CM4740, CM4540) 1 Getting Started a d b c a POWER IN b ANTENNA (FM) c AUX IN (L/R) connectors d Cooling fan e SPEAKERS terminal/cord e
Getting Started Rear Panel (CM4640) 1 Getting Started a d b c a POWER IN b ANTENNA (FM) c AUX IN (L/R) connectors d Cooling fan e SPEAKERS terminal e
Getting Started 13 Rear Panel (CM4440, CM4340) 1 Getting Started a b c a POWER IN b ANTENNA (FM) c AUX IN (L/R) connectors d SPEAKERS terminal d
Connecting Connecting to speakers Attaching the speakers to the unit 2 Attaching the subwoofer to the unit. (CM4740, CM4540) Connect a woofer cord to the player. When connecting a woofer cord to the player, insert the connector until it clicks. Connecting To connect the cable to the unit, press each plastic finger pad to open the connection terminals on the unit. Insert the wire and release the finger pad.
Connecting Antenna Connection Connect the antenna to the antenna port on the back of the unit. Be sure to extend the FM wire antenna fully. 15 Optional Equipment Connection USB Connection Connect the USB device (or MP3 player, etc.) to the USB port on the unit. 2 Connecting ,,Note Removing the USB Device from the unit. 1. Choose a different function/mode or press Z ENTER on the remote control or Ion the unit twice in a row. 2. Remove the USB device from the unit.
Connecting AUX IN Connection PORT. IN Connection Connect an output of auxiliary device(Camcoder, TV, Player, etc) to the AUX IN(L/R) connector. Connect an output (earphone or line out) of portable device (MP3 or PMP etc) to the PORT. IN connector. If your device has only one output for audio(mono), connect it to the left (white) audio jack on the unit. 2 Connecting Red White To the audio output jacks of your component (TV, VCR, etc.
3 Operating Operating 17 Basic Operations Auto Play CD/USB Operations Automatically switches to the CD function if tray is open & closed when there is no disc in tray. 1. Insert the disc by pressing B on the remote control or R on the unit. Connect the USB device to the USB 1/2 port. 2. Select the CD or USB function by pressing FUNCTION. 3. Select a track/file you want to play by pressing C/V on the remote control or Y/U on the unit.
Operating Other Operations Programmed Playback The program function enables you to store your favorite files from any disc or USB device. A program can contain 20 tracks/files for each media (CD, USB1,USB2). Possible to save a total of 60 tracks/files. 1. Press PROGRAM/MEMORY on the remote control in stop status. 3 2. Press C/V on the remote control to select a track/file. Operating 3. Press PROGRAM/MEMORY to save and select a next track/file. 4. Repeat steps 2-3 to store other tracks/files.
Operating Turn off the sound temporarily AUTO DJ playback Press MUTE@ on the remote control to mute your sound. Auto DJ blends the end of one song into the beginning of another for seamless playback. It equalizes volume across tracks for uninterrupted playback. You can mute your unit, for example, to answer the telephone, the “MUTE” will appear in the display window. To cancel it, press MUTE@again or change the volume level. DEMO In power off state, press DEMO on the unit once.
Operating Radio Operations Be sure that FM antenna is connected. (Refer to page 15) Listening to the radio 1. Press FUNCTION until FM appears in the display window. The last received station is tuned in. 3 2. Auto tuning : Press TUNING -/+ on the remote control or Y/U on the unit for about 2 seconds until the frequency indication starts changing, then release. Scanning stops when the unit tunes in a station.
Operating Sound adjustment Setting the surround mode This system has a number of pre-set surround sound fields. You can select a desired sound mode by using SOUND EFFECT on the remote control. The displayed items for the Equalizer may be different depending on sound sources and effects. Description NATURAL You can enjoy comfortable and natural sound. Local Specialization equalizer Regionally optimized sound effect.
Operating Setting the Clock 1. Turn the unit on. 2. Press and hold CLOCK. 3. Select time mode by pressing C/V on the remote control. - AM 12:00 (for an AM and PM display) or 0:00 (for a 24 hour display) Sleep Timer Setting Press SLEEP repeatedly to select delay time between 10 and 180 minutes. After the delay time, the unit will be turned off. To cancel the sleep function, press SLEEP repeatedly until “SLEEP 10” appears, and then press SLEEP once again while “SLEEP 10” is displayed. ,,Note 4.
Operating 23 Advanced Operations Listening to the sound from your external device The unit can be used to play the sound from many types of external device. (Refer to page 16) 1. Connect the external device to the AUX IN(L/R) or PORT. IN connector of the unit. 2. Turn the power on by pressing 1 on the remote control or 1/! on the unit. 1. Press USB REC on the remote control or USB REC. on the unit for longer than 3 seconds. 2. Use C/V on the remote control or Y/U on the unit to select the bit rate. 3.
Operating ,,Note yy It is not supported to record music stored on bluetooth device. yy You can check the recording percentage rate for the USB record on the display window during the recording. (MP3/WMA CD Only) yy During recording MP3/WMA, there is no sound. yy When you stop recording during playback, the file that has been recorded at that time will be stored. (Except MP3/WMA files) 3 yy Do not remove the USB device or turn off the unit during USB recording.
Operating 25 Listening to music stored on the Bluetooth devices Before you start the pairing procedure, make sure the Bluetooth feature is turned on in to your Bluetooth device. Refer to your Bluetooth device’s user guide. Once a pairing operation is performed, it does not need to be performed again. 1. Select the Bluetooth function by using the FUNCTION. “BT READY” appears on the display window. ,,Note XX:XX means the last four digits of BT address.
Operating Using Bluetooth App Install “LG Bluetooth Remote” App through “Google Android Market (Google Play Store)” About “LG Bluetooth Remote” App 1. Tap the “Google Android Market (Google Play Store)” icon. “LG Bluetooth Remote” app brings a suite of new features to this unit. To enjoy more features, you are recommended to download and install free “LG Bluetooth Remote” app. Install “LG Bluetooth Remote App” by using QR code 3 Operating 1. Install “LG Bluetooth Remote” app through QR code.
Operating 27 Activate Bluetooth with “LG Bluetooth Remote” App “LG Bluetooth Remote” app helps to connect your bluetooth device to this unit. 1. Tap “LG Bluetooth Remote” app icon on the home screen to open “LG Bluetooth Remote” app, and go to the main menu. 2. Tap [Setting] and select the unit you want. 3. If you want to get more information to operate, tap [Setting] and [Help]. ,,Note yy BT app will be available in the software version as follow; -- Android O/S : Ver 2.3.
Troubleshooting Troubleshooting Problem Cause & Correction yy The power cord is not plugged in. Plug in the power cord. No Power. No sound. yy Check whether electricity failed. Check the condition by operating other electronic devices. yy Check whether you select right function. Press FUNCTION and check the selected function. yy Speaker cables are not connected correctly. Connect speaker cables correctly. yy An unplayable disc is inserted. Insert a playable disc. The unit does not start playback.
Appendix 29 General specifications General Model CM4740 Power requirements Refer to the main label. CM4640 Power consumption Refer to the main label. Dimensions (W x H x D) (206 x 308 x 284) mm Net Weight (Approx.) 3.1 kg Operating temperature 5 °C to 35 °C (41 °F to 95 °F) Operating humidity 5 % to 90 % Bus Power Supply 5 V 0 500 mA 3.1 kg CM4540 CM4440 CM4340 3.0 kg 3.0 kg 3.0 kg Inputs AUX IN 2.0 Vrms (1 kHz, 0 dB), 75 Ω, RCA jack (L, R) Port In 1.2 Vrms (3.
Appendix Speaker specifications Front speaker Model CMS4740F Type 2 Way 2 Speaker CMS4540F CMS4340F Impedance 3Ω Rated Input Power 275 W 200 W 110 W Max. Input power 550 W 400 W 220 W Net Dimensions (W x H x D) (300 x 358 x 265) mm (266 x 306 x 263) mm (200 x 306 x 200) mm Net Weight 5.5 kg 3.1 kg 2.2 kg 4Ω Subwoofer speaker 5 Model CMS4740W Type 1 Way 1 Speaker Impedance 3Ω Rated Input Power 260 W 200 W Max.
Appendix Maintenance Handling the Unit 31 Notes on Discs Handling Discs Never stick paper or tape on the disc. When shipping the unit Storing Discs Please save the original shipping carton and packing materials. If you need to ship the unit, for maximum protection, re-pack the unit as it was originally packed at the factory. After playing, store the disc in its case. Do not expose the disc to direct sunlight or sources of heat and never leave it in a parked car exposed to direct sunlight.
