Getting Started .......................... 2 CD Receiver System Connections ............................ 13 CS-255 Basic Operations .................... 16 CD Receiver (CR-255) Speakers (D-T15) Playing CDs ............................. 17 Instruction Manual Playing Your iPod/iPhone ....... 20 Listening to the Radio ............ 22 Playing a USB Flash Drive ...................... 24 Setting the CD Receiver ......... 24 Thank you for purchasing an Onkyo CD Receiver System.
WARNING: TO REDUCE THE RISK OF FIRE OR ELECTRIC SHOCK, DO NOT EXPOSE THIS APPARATUS TO RAIN OR MOISTURE. 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.
Precautions 1. Recording Copyright—Unless it’s for personal use only, recording copyrighted material is illegal without the permission of the copyright holder. 2. AC Fuse—The AC fuse inside the unit is not userserviceable. If you cannot turn on the unit, contact your Onkyo dealer. 3. Care—Occasionally you should dust the unit all over with a soft cloth. For stubborn stains, use a soft cloth dampened with a weak solution of mild detergent and water. Dry the unit immediately afterwards with a clean cloth.
Precautions—Continued THIS PRODUCT UTILIZES A LASER. USE OF CONTROLS OR ADJUSTMENTS OR PERFORMANCE OF PROCEDURES OTHER THAN THOSE SPECIFIED HEREIN MAY RESULT IN HAZARDOUS RADIATION EXPOSURE. The label on the right is applied on the rear panel. 1. This unit is a CLASS 1 LASER PRODUCT and employs a laser inside the cabinet. 2. To prevent the laser from being exposed, do not remove the cover. Refer servicing to qualified personnel.
Precautions—Continued Before Using Your New Speakers • Place the speakers on sturdy, flat surfaces. Putting them on uneven or unstable surfaces where they may fall and cause damage will affect the sound quality. • Do not keep water or other liquids close to the speakers. If a liquid is spilled over them, the woofer and tweeter inside may be damaged. • Do not handle the speakers with wet or damp hands.
Package Contents When using the remote controller, point it toward the CD receiver’s remote control sensor, as shown below. Make sure you have the following items: CD Receiver (CR-255) CR-255 Remote controller (RC-823S) Remote control sensor Indoor FM antenna Power cord (Connector type varies from country to country.
Features General *1. ® • CD tuner audio system with built-in iPod / iPhone®*1*2 dock • Super Bass (S.
Contents Getting Started Playing Your iPod/iPhone Important Safety Instructions..................................... 2 Precautions................................................................ 3 Package Contents ..................................................... 6 Using the Included Floor Pads for speakers.......... 6 Using the Remote Controller ................................. 6 Replacing the Battery ............................................ 6 Features ...........................................
Getting to Know the CD receiver Top and Front Panels a b c d e f g n o h i j k l m For detailed information, see the pages in parentheses.
Getting to Know the CD receiver—Continued Display a b c h d e i j k g f l m n a SLEEP indicator h TIMER indicators b Play 1 and Pause 3 indicators i Tuning indicators c USB indicator j RDS indicator d FOLDER indicator k FILE indicator e S.
Getting to Know the CD receiver—Continued Remote Controller a b m c n d e f g h i j k l o p q r s t For detailed information, see the pages in parentheses.
Disc (Audio CD and MP3) and USB Flash Drive (MP3) Notes Precautions for Playback Playback from USB Flash Drives Compact discs (CDs) with the following logo on the label surface can be used. Do not use discs designed for purposes other than audio, such as CD-ROMs for PC use. Abnormal noise could damage the CD receiver. MP3 files recorded on a USB flash drive can be played with the CD receiver. • USB flash drives formatted in FAT16 or FAT32 are supported. • Only MP3 files with the extension “.MP3” or “.
Disc (Audio CD and MP3) and USB Flash Drive (MP3) Notes—Continued Precautions for Inkjet Printable Discs Caring for Discs Do not leave a CD-R/CD-RW having a label printed with an inkjet printer in the CD receiver for a long time. The disc could get stuck in the CD receiver, or could damage the CD receiver. Remove the disc from the CD receiver when not being played, and store it in a case. A freshly printed disc will stick easily, and should not be played immediately.
Connecting FM Antenna This section explains how to connect the supplied indoor FM antenna. The CD receiver won’t pick up any radio signals if no antenna is connected, so you must connect the antenna to use the tuner. Caution: • Be careful not to injure yourself when using thumbtacks. Insert the plug fully into the jack. Thumbtacks, etc.
Connecting Other Components CD receiver Analog audio cable (RCA) To wall outlet (Connector type varies from country to country.) e.g., cassette tape deck About Connections Connecting the Power Cord • Before making any connections, read the manuals supplied with your other components. • Don’t connect the power cord until you’ve completed and double-checked all connections. Push plugs in all the way to make good connections (loose connections can cause noise or malfunctions).
Basic Operations This section describes the procedure for using the remote controller, unless otherwise specified. Turning On the CD receiver Press the On/Standby [8] button. The CD receiver comes on, and the display lights up. Press the On/Standby [8] button again to set the CD receiver to Standby. You can also use the [8 ON/STANDBY] button on the CD receiver.
Playing CDs This section describes the procedure for using the remote controller, unless otherwise specified. Playing CDs 1 Press the CD receiver’s [0] button to open the disc tray. Tip: • Pressing the [0] button while the CD receiver is on Standby will turn on the CD receiver and open the disc tray. 2 Place CD on the tray with the label-side facing up. Place 8 cm CDs in the center of the tray. 3 To start playback, press the CD receiver’s [1/3] button.
Playing CDs—Continued Selecting MP3 Files The files on an MP3 CD can be located at the disc’s root level or within a folder. A folder can contain additional folders, with other folders inside them in a hierarchical structure as shown in the following illustration. A maximum of 648 files and folders (total) can be shown within a folder. Files and folders are listed alphabetically without distinction. Root Folder #1 While playback is stopped, press the [MODE] button.
Playing CDs—Continued Displaying MP3 Information You can switch the display by pressing the remote controller’s [DISPLAY] button repeatedly. During playback, press the [DISPLAY] button repeatedly to display the following MP3 information. The information is shown in the following order. Elapsed time: The length of time that the current MP3 file has been playing (default display). Remain time: The length of remaining time for the current MP3 file. File name: Name of the current MP3 file.
Playing Your iPod/iPhone This section describes the procedure for using the remote controller, unless otherwise specified. • Before using your iPod/iPhone with the CD receiver, be sure to update your iPod/iPhone with the latest software, available from the Apple Web site. • If you leave your iPod/iPhone paused when using it on its own, eventually it will go into hibernation. If you connect it to the CD receiver in this state, you’ll need to wait a few moments before your iPod/iPhone is ready for use.
Playing Your iPod/iPhone—Continued While reading the contents of your iPod/iPhone, the message “Connecting” appears on the CD receiver’s display. “iPod” appears on the display of the CD receiver. If your iPod/iPhone is not connected properly, “No Device” appears. Tip: • When connecting your iPod/iPhone with a USB cable, we recommend you use an official USB cable from Apple Inc. 3 Press the Play/Pause [1/3] button. Playback starts.
Listening to the Radio This section describes the procedure for using the remote controller, unless otherwise specified. Tuning into FM Radio Stations When tuned to a station, the Tuned ( ) indicator appears. When receiving a stereo FM signal, the FM ST indicator appears as well. The [MODE] button is used to select Auto mode or Mono mode. In Auto mode, the output will be stereo or mono depending on the station being received. In Mono mode, the output will be mono regardless of the station.
Listening to the Radio—Continued Presetting FM Stations Manually With the Preset Write function, you can manually preset individual FM radio stations. Presets make it easy to select your favorite stations and eliminate the need to tune the radio manually each time you want to change stations. FM stations can also be preset automatically (see page 22). Receiving RDS Press the [DISPLAY] button repeatedly to display the following RDS information.
Playing a USB Flash Drive This section describes the procedure for using the remote controller, unless otherwise specified. If an iPod/iPhone is connected to the iPod dock, disconnect the iPod/iPhone from the iPod dock. A USB flash drive cannot be used if an iPod/iPhone is connected. 1 Press the [iPod] button to select “iPod/ USB”. Alternatively, you can use the CD receiver’s [INPUT] button. 2 Insert a USB flash drive in the USB port. USB flash drive 3 To start playback, press the [1/3] button.
Using the Timer This section describes the procedure for using the remote controller, unless otherwise specified. The CD receiver has a programmable timer for automated playback, and a sleep timer for turning the CD receiver off after a specified period. You can also use the alarm playback function of your iPod to initiate timer playback on the CD receiver. The timer can be used to start FM, CD, iPod/USB, or LINE playback at a specified time.
Using the Timer—Continued Turning Timer On and Off Once a timer has been programmed, you can turn it on or off as necessary. For example, while you’re on holiday, you may want to turn off the timer you use as an early morning alarm. 1 Press the [TIMER] button repeatedly until “Timer On” or “Timer Off” appears. 2 Use the arrow [q]/[w] buttons to select either “Timer On” (set) or “Timer Off” (cancel).
Troubleshooting If you have any trouble using the CD receiver, look for a solution in this section. If you can’t resolve the issue yourself, try resetting the CD receiver before contacting your Onkyo dealer. To reset the receiver to its factory defaults, turn it on and, while holding down the CD receiver’s stop [2] button, press the [8 ON/STANDBY] button. When the display indicates “RESET,” release the buttons. After a while, the CD receiver will enter standby mode.
Troubleshooting—Continued Audio performance. • Audio performance will be at its best about 10 to 30 minutes after the CD receiver has been turned on and had time to warm up. • Using cable ties to bundle audio cables with speaker or power cables may degrade the sound quality, so don’t do it. CD Playback The disc will not play. • • • • Make sure the disc has been loaded correctly, with the label-side facing up. Check to see if the surface of the disc is dirty (see page 12).
Troubleshooting—Continued Can’t recharge the iPod/iPhone. • Check the iPod/iPhone connection. • Depending on the state of your iPod/iPhone, the CD receiver might not be able to charge it. Try using the dedicated charging method provided for the iPod/iPhone. USB Flash Drive Playback Can’t access the music files on a USB flash drive. • Make sure that an iPod/iPhone is not connected to the iPod dock. If an iPod/iPhone is connected, disconnect it. • The CD receiver supports USB flash drives only.
Troubleshooting—Continued External Components No sound is heard from your turntable. • Make sure the turntable has a built-in phono equalizer. If the turntable doesn’t have a phono equalizer built-in, you must provide one. Timer The timer doesn’t work. • Make sure the clock has been set correctly (see page 24). • Timed operation will fail if the CD receiver is on at the specified On time, so make sure it’s set to Standby (see page 25).
Specifications Amplifier Speakers D-T15 Rated output power (IEC) 2 ch × 15 W at 6 ohms, 1 kHz, 2 ch driven of 10% THD + N (total harmonic distortion + N ) 0.5% (1 kHz 1W) Damping factor 60 (Front, 1 kHz, 8 Ω) Input sensitivity and impedance (Unbalance) 1000 mV/47 kΩ (LINE) Frequency response 50 Hz - 20 kHz/+0 dB, –3 dB Tone control characteristics +10 dB, –10 dB, 100 Hz (BASS) +10 dB, –10 dB, 10 kHz (TREBLE) +4 dB/+8 dB, 80 Hz (S.
2-1, Nisshin-cho, Neyagawa-shi, OSAKA 572-8540, JAPAN http://www.onkyo.com/ The Americas 18 Park Way, Upper Saddle River, N.J. 07458, U.S.A. For Dealer, Service, Order and all other Business Inquiries: Tel: 201-785-2600 Fax: 201-785-2650 http://www.us.onkyo.com/ For Product Support Team Only: 1-800-229-1687 http://www.us.onkyo.com/ Europe Liegnitzerstrasse 6, 82194 Groebenzell, GERMANY Tel: +49-8142-4401-0 Fax: +49-8142-4208-213 http://www.eu.onkyo.