MHC-EC98Pi

Made for iPod1 Digital Media Port (included) Single Disc CD Player: CD-R/RW and MP3 Playback2 Audio-in For Use with MP3 Players or PC's AM/FM Tuner with 30 Station Presets 530W (RMS) Total Power Output(265W x 2) Remote Control with Full iPod Menu Control

Mini Hi-Fi Shelf System

Features
Made for iPod1 Allows you to listen to your iPod simply by connecting it to the included Digital Media Port. Digital Media Port Allows for simple plug and play of an iPod with the included TDM-ip10 iPod Dock1. Designed exclusively for iPod, enables you to play your iPod music on your mini system. Single Disc CD Player With CD-R/RW and MP3 Playback. 2 Accomodates not only factory-pressed CD-Audio discs, but also consumer-recorded CD-R and CD-RW discs. Audio-in Experience simple plug-and-play integration with digital music players or PC's via a 3.5mm jack. AM/FM Tuner with 30 Station Presets Provides accurate, driftfree tuning of AM and FM stations and allows you to preset 10 of your favorite AM and 20 FM stations. 530 W (RMS) Total Output Power 265 Watts per Channel x 2 Remote Control with Full iPod Menu Control Allows you to control most functions of your iPod.

Supplied Accessories

RM-AMU009 Remote Control TDM-iP10 Digital Media Port UPC Code: 027242736955
1.Compatible with 4th generation(color display), iPod 5th generation(video), iPod Mini 1st and 2nd generation, iPod Nano 2nd generation(aluminum), iPod Touch, iPod Nano 3rd generation(video) and iPod Classic. 2. CD-R/RW media/formats are not universally compatilbe. 2008 Sony Electronics Inc. All rights reserved. Reproduction in part or in whole is prohibited without written consent. All rights reserved. Sony and like.no.other are trademarks of Sony. iPod is a trademark of Appple, inc. Features and specifications are subject to change without notice. All Weights and measures are approximate.

Specifications

General
Tray Type: 1 DISC Tray w/Tray Lock Function: CD, Tuner, DMPORT
Digital-to-Analog Converter: 44.1kHz/24bit Format(s) Supported: CD,CD-R,CD-RW,MP3 Antenna System: Simple Type CD Play Mode(s): Normal,Shuffle,Program, Repeat Station Preset(s): FM:20/AM:10 Equalizer: Preset EQ:7 Audio Power Output: Front: 190W x 2; Subwoofer:150W Speaker Type: 3way Band: FM/AM

Convenience Features

Timer Events: Play/Sleep Power Save Mode: Yes
Battery Type: Remote Battery Size/Type:AA/Manganese

Speaker

Woofer Size(s): 13cm x 2 Tweeter: Unit: Horn,4cm Subwoofer: Passive 1way system; Subwoofer Speaker Unit:20cm

Inputs and Outputs

Analog Audio Input(s): Audio Line:3.5mm Headphone Jack: Yes (3.5mm)
Please visit the Dealer Network for current information at www.sony.com/dn Sony Electronics Inc. 16530 Via Esprillo San Diego, CA 92127 1.800.222.7669 www.sony.com Last Updated: 04/02/2008

3-294-665-11(1)

Mini HI-FI Component System

Operating Instructions

This symbol is intended to alert the user to the presence of uninsulated dangerous voltage within the products enclosure that may be of sufficient magnitude to constitute a risk of electric shock to persons. This symbol is intended to alert the user to the presence of important operating and maintenance (servicing) instructions in the literature accompanying the appliance.

Note on DualDiscs

A DualDisc is a two sided disc product which mates DVD recorded material on one side with digital audio material on the other side. However, since the audio material side does not conform to the Compact Disc (CD) standard, playback on this product is not guaranteed.

Basic Operations

Adjusting the sound

To adjust the volume

Press VOLUME +/ (or turn the VOLUME control on the unit).

Listening to the radio

1 Select TUNER FM or TUNER AM.
Press FUNCTION +/ (or FUNCTION on the unit) repeatedly.
Using optional audio components
To connect an optional headphones
Connect headphones to the PHONES jack on the unit.
Music discs encoded with copyright protection technologies
This product is designed to playback discs that conform to the Compact Disc (CD) standard. Recently, various music discs encoded with copyright protection technologies are marketed by some record companies. Please be aware that among those discs, there are some that do not conform to the CD standard and may not be playable by this product. MPEG Layer-3 audio coding technology and patents licensed from Fraunhofer IIS and Thomson.

To add a sound effect

2 Select the tuning mode.
Press TUNING MODE repeatedly until AUTO appears.
To connect an optional component
To Generate a more dynamic sound (Dynamic Sound Generator X-tra)

Press DSGX on the unit.

3 Tune in the desired station.
Press +/ (or TUNING +/ on the unit). Scanning stops automatically when a station is tuned in, and then TUNED and ST (for stereo programs) appear.
Connect additional audio source components to the AUDIO IN jack on the unit using an analog audio cord (not supplied). Turn down the volume on the system, and then select the AUDIO IN function.
MHC-EC98Pi/EC78Pi/ EC68Pi
The model and serial numbers are located on the rear of the unit. Record the serial number in the space provided below. Refer to them whenever you call upon your Sony dealer regarding this product. Model No. Serial No.

Owners Record

Set the sound effect
To connect a DIGITAL MEDIA PORT adaptor
To turn on the subwoofer (MHC-EC98Pi only)
Press SUBWOOFER ON/OFF on the unit until SUBWOOFER appears. The volume of the subwoofer is linked to the front speakers.
Connect the DIGITAL MEDIA PORT adaptor to the DMPORT on the unit. You need to connect the DIGITAL MEDIA PORT adaptor to an optional audio device (portable audio player, etc.).
Notes on DIGITAL MEDIA PORT adaptor
Available DIGITAL MEDIA PORT adaptors vary in each area. Do not connect an adaptor other than the DIGITAL MEDIA PORT adaptor. Do not connect or disconnect the DIGITAL MEDIA PORT adaptor to/from the DMPORT while the system is on. When using a DIGITAL MEDIA PORT adaptor that has video output function, connect the adaptor directly to the TV. For details about the DIGITAL MEDIA PORT adaptor, refer to the operating instructions supplied with your DIGITAL MEDIA PORT adaptor.

CAUTION

The use of optical instruments with this product will increase eye hazard.

2008 Sony Corporation

Printed in China

Playing a CD/MP3 disc

1 Select the CD function.

*MHC-EC98Pi only

To stop automatic scanning

Press (stop).

To tune in a station with a weak signal

WARNING

To reduce the risk of fire or electric shock, do not expose this apparatus to rain or moisture.
To prevent fire, do not cover the ventilation of the apparatus with news papers, table-cloths, curtains, etc. And dont place lighted candles on the apparatus. To prevent fire or shock hazard, do not place objects filled with liquids, such as vases, on the apparatus. Install this system so that the power cord can be unplugged from the wall socket immediately in the event of trouble. Do not install the appliance in a confined space, such as a bookcase or built-in cabinet. Batteries or batteries installed apparatus shall not be exposed to excessive heat such as sunshine, fire or the like.

Except for customers in the U.S.A. and Canada
This appliance is classified as a CLASS 1 LASER product. This marking is located on the rear exterior.
NOTICE FOR THE CUSTOMERS IN THE U.S.A.
This equipment has been tested and found to comply with the limits for a Class B digital device, pursuant to Part 15 of the FCC Rules. These limits are designed to provide reasonable protection against harmful interference in a residential installation. This equipment generates, uses, and can radiate radio frequency energy and, if not installed and used in accordance with the instructions, may cause harmful interference to radio communications. However, there is no guarantee that interference will not occur in a particular installation. If this equipment does cause harmful interference to radio or television reception, which can be determined by turning the equipment off and on, the user is encouraged to try to correct the interference by one or more of the following measures: Reorient or relocate the receiving antenna. Increase the separation between the equipment and receiver. Connect the equipment into an outlet on a circuit different from that to which the receiver is connected. Consult the dealer or an experienced radio/TV technician for help.

2 Place a disc.

Press (open/close) on the unit, and place a disc with the label side up on the disc tray. To close the disc tray, press (open/close) on the unit. Do not force the disc tray closed with your finger, as this may damage the unit.
If TUNED does not appear and the scanning does not stop, press TUNING MODE repeatedly until MANUAL appears, and then press +/ (or TUNING +/ on the unit) repeatedly to tune in the desired station.
To reduce static noise on a weak FM stereo station
Press FM MODE repeatedly until MONO appears to turn off stereo reception.

Changing the display

To Change information on the display* Change Display mode (See below.) Press DISPLAY repeatedly when the system is turned on.

3 Start playback.

Press (play).
To Pause playback Press (pause). To resume play, press the button again. (stop).
DISPLAY repeatedly when the system is turned off.

You are cautioned that any changes or modifications not expressly approved in this manual could void your authority to operate this equipment.
*For example, you can view CD/MP3 disc information, such as; rack or file number during normal play. t rack or file name ( ) during normal play. t rtist name ( ) during normal play. a lbum or folder name ( a ) during normal play. otal playing time while the player is stopped. t
This manual mainly explains operations using the remote, but the same operations can also be performed using the buttons on the unit having the same or similar names.
Stop playback Select a folder on an MP3 disc Select a track or file Find a point in a track or file
The system offers the following display modes.
Display mode Power Saving Mode1) When the system is off, The display is turned off to conserve power. The timer and clock continue to operate. The clock is displayed.
+/ (select folder). / (go back/go forward) (or / on the unit). Hold down / (rewind/fast forward) during playback, and release the button at the desired point. REPEAT repeatedly until REP or REP1 appears.

Before using the system

Clock2)
Hooking up the system securely
When carrying this system
1 Remove a disc to protect the CD mechanism. 2 Press on the unit to turn off the system and
confirm that STANDBY stops flashing.

To use the remote

You cannot set the clock in Power Saving Mode. The clock display automatically turns to Power Saving Mode after eight seconds.
Slide and remove the battery compartment lid , and insert the two R6 (size AA) batteries (supplied), side first, matching the polarities shown below.

Select Repeat Play

Notes on the display information

To change the play mode

3 Unplug the power cord.

MHC-EC68Pi only Antennas

Find a location and an orientation that provide good reception, and then set up the antenna. Keep the antennas away from the speaker cords and the power cord to avoid picking up noise.

AM loop antenna

Press PLAY MODE repeatedly while the player is stopped. You can select normal play (no display or for all MP3 files in the folder on the disc), shuffle play (SHUF or SHUF* for folder shuffle), or program play (PGM).
*When playing a CD-DA disc, (SHUF) Play performs the same operation as normal (SHUF) Play.
FM lead antenna (Extend it horizontally.)
Subwoofer (MHC-EC98Pi only)
Notes on Repeat Play Notes on using the remote
With normal use, the batteries should last for about six months. Do not mix an old battery with a new one or mix different types of batteries. If you do not use the remote for a long period of time, remove the batteries to avoid damage from battery leakage and corrosion. Batteries installed devices shall not be exposed to excessive heat such as sunshine, fire or the like.

Place the subwoofer vertically to obtain a better bass reproduction. Also, position the subwoofer: n a solid floor where resonance is unlikely to occur. o t least a few centimeters away from the wall. a way from the center of the room or place a bookshelf against a a wall, to avoid generating a standing wave.
All tracks or files on a disc are played repeatedly up to five times. REP1 indicates that a single track or file is repeated until you stop it.
Notes on playing MP3 discs
Characters that cannot be displayed appear as _. The following are not displayed; otal playing time for an MP3 disc. t emaining playing time for an MP3 file. r The following are not displayed correctly; lapsed playing time of an MP3 file encoded using VBR (variable e bit rate). older and file names that do not follow either ISO9660 Level1, f Level 2 or Joliet in the expansion format. The following are displayed; otal playing time for a CD-DA disc during normal play. t emaining playing time for a track. r D3 tag information for MP3 files when ID3 version 1 and I version2 tags are used (ID3 version 2 tag information display has priority when both ID3 version 1 and version 2 tags are used for a single MP3 file). p to 15 characters of ID3 tag information using uppercase letters u (A to Z), numbers (0 to 9), and symbols (< > * + , / @ [ \ ] _).

Speaker pads

Attach the supplied speaker pads to the bottom of the front speakers and subwoofer to prevent slipping.

To set the clock

1 Turn on the system.
Press (on/standby) to turn on the system.
2 Select the clock set mode.

Speakers

Press TIMER MENU. The hour indication flashes. If PLAY SET flashes, press / repeatedly to select CLOCK, and then press (enter).
Connect the subwoofer to the SUBWOOFER jack with the subwoofer cable.
Insert only the stripped portion of the cord. Front speakers: 4 pads for each speaker Subwoofer: 4 pads (MHC-EC98Pi only)

3 Set the time.

Press / repeatedly to set the hour, then press (enter). The minute indication flashes. Use the same procedure to set the minutes.

The clock settings are lost when you disconnect the power cord or if a power failure occurs.
Do not save other types of tracks or files or unnecessary folders on a disc that has MP3 files. Folders that have no MP3 files are skipped. MP3 files are played back in the order that they are recorded onto the disc. The system can only play MP3 files that have a file extension of.MP3. If there are files on the disc that have the.MP3 file extension, but that are not MP3 files, the unit may produce noise or may malfunction. The maximum number of: olders is 150 (including the root folder). f P3 files is 255. M P3 files and folders that can be contained on a single disc is 300. M older levels (the tree structure of files) is 8. f Compatibility with all MP3 encoding/writing software, recording device, and recording media cannot be guaranteed. Incompatible MP3 discs may produce noise or interrupted audio or may not play at all.
Notes on playing multisession discs
If the disc begins with a CD-DA (or MP3) session, it is recognized as a CD-DA (or MP3) disc, and playback continues until another session is encountered. A disc with a mixed CD format is recognized as a CD-DA (audio) disc.
Right speaker (High freq.)
Connect the power cord to a wall socket. If the plug does not fit the wall socket, detach the supplied plug adaptor (only Right speaker for models equipped with an adaptor). (Low freq.)
Solid (Blue/) Left speaker (High freq.) Solid (Gray/) Solid (Red/)

Wall socket

Solid (Black/)

Left speaker (Low freq.)

Other Operations
Creating your own CD program (Program Play)
Use buttons on the remote to create your own program.

Using the timers

The system offers two timer functions. If you use both timers, the Sleep Timer has priority. Use buttons on the remote to use the timer functions.

Troubleshooting

1 Make sure the power cord and speaker cords are
correctly and firmly connected.
To change the AM tuning interval
The AM tuning interval is factory-preset to 9 kHz or 10 kHz. Use buttons on the unit to change the AM tuning interval.

Precautions

Discs that this system CAN play
Audio CD CD-R/CD-RW (audio data/MP3 files)

Specifications

Main unit
AUDIO POWER SPECIFICATIONS POWER OUTPUT AND TOTAL HARMONIC DISTORTION: (MHC-EC98Pi, MHC-EC78Pi The United States model only) Low channel With 8 ohm loads, both channels driven, from 120 10,000 Hz; 60 watts per channel minimum RMS power, with no more than 0.7% total harmonic distortion from 250 milliwatts to rated output. High channel With 8 ohm loads, both channels driven, from 2,000 13,000 Hz; 60 watts per channel minimum RMS power, with no more than 0.7% total harmonic distortion from 250 milliwatts to rated output. AUDIO POWER SPECIFICATIONS POWER OUTPUT AND TOTAL HARMONIC DISTORTION: (MHC-EC68Pi The United States model only) With 6 ohm loads, both channels driven, from 120 10,000 Hz; 40 watts per channel minimum RMS power, with no more than 0.7% total harmonic distortion from 250 milliwatts to rated output.

Sleep Timer:

2 Find your problem in the checklist below, and take
1 Tune in any AM station, and then turn off the

system.

1 Press FUNCTION +/ repeatedly to select the CD

function.

2 Press PLAY MODE repeatedly until PGM appears
while the player is stopped.
You can fall asleep to music. This function works even if the clock is not set. Press SLEEP repeatedly. If you select AUTO, the system automatically turns off after the current disc stops or in 100 minutes.
the indicated corrective action. If the issue persists, contact your nearest Sony dealer.
If PROTECT appears on the display
2 Press DISPLAY to display the clock. 3 While holding down TUNING + , press .
All the AM preset stations are erased. To reset the interval to the factory preset, repeat the procedure.
Discs that this system CANNOT play
3 Press / repeatedly until the desired

Play Timer:

track number appears. When programming MP3 files, press +/ repeatedly to select the desired folder, and then select the desired file.
Selected track or file number
You can wake up to CD or tuner at a preset time. Make sure you have set the clock.
1 Prepare the sound source.
Press VOLUME +/ to adjust the volume. To start from a specific CD track or MP3 file, create your own CD program.
Immediately unplug the power cord, and check the following items after PROTECT disappears. Are the + and speaker cords short-circuited? Is anything blocking the ventilation holes on the top or back of the system? After you have checked these above items and found to be all right, reconnect the power cord, and turn on the system. If the issue persists, contact your nearest Sony dealer.
To improve tuner reception
Turn off CD player power by using the CD power management function. By default, CD power is turned on.
1 Press FUNCTION +/ (or FUNCTION on the unit)
repeatedly to select the CD function.
2 Press TIMER MENU. 3 Press / repeatedly to select PLAY SET, then
Total playing time of the selected track

General

The system does not turn on.
Is the power cord plugged in?
2 Press to turn off the system. 3 After STANDBY stops flashing, press DISPLAY
. press ON TIME appears, and the hour indication flashes.
4 Press to add the track or file to the program. 5 Repeat steps 3 through 5 to program additional
tracks or files, up to a total of 25 tracks or files.
4 Set the time to start playback. Press / repeatedly to set the hour, then press

There is no sound.

The minute indication flashes. Use the procedure above to set the minutes.
Are the + and speaker cords short-circuited? Are you using only the supplied speakers? Is anything blocking the ventilation holes on the top or back of the system?

to display the clock, and then press while holding down . CD POWER OFF appears. With CD player power turned off, disc access time is increased. To turn on CD player power, repeat the procedure until CD POWER ON appears.
CD-ROM CD-R/CD-RW other than those recorded in music CD format or MP3 format conforming to ISO9660 Level1/ Level 2, Joliet CD-R/CD-RW recorded in multisession that have not ended by closing the session CD-R/CD-RW of poor recording quality, CD-R/ CDRW that have scratches or are dirty, or CD-R/CDRW recorded with an incompatible recording device CD-R/CD-RW which is finalized incorrectly Discs containing files other than MPEG 1 Audio Layer3 (MP3) files Discs of non-standard shape (for example, heart, square, star) Discs that have adhesive tape, paper, or sticker attached to them Rental or used discs with attached seals where the glue extends beyond the seal Discs that have labels printed using ink that feels tacky when touched
Amplifier section MHC-EC98Pi
Front Speaker RMS output power (reference): Low channel 95 W + 95 W (per channel at 8 , 1 kHz, 10% THD) High channel 95 W + 95 W (per channel at 8 , 8 kHz, 10% THD) Subwoofer RMS output power (reference): 150 W (at 4 , 80 Hz, 10% THD)

MHC-EC78Pi

To reset the system to factory settings

Notes on discs

RMS output power (reference): Low channel 95 W + 95 W (per channel at 8 , 1 kHz, 10% THD) High channel 95 W + 95 W (per channel at 8 , 8 kHz, 10% THD)
6 To play your program of tracks or files, press .
The program remains available until you open the disc tray. To play the same program again, select the CD function, and then press .
5 Use the same procedure as in step 4 to set the time

to stop playback.

6 Select the sound source.
Press / repeatedly until the sound source you. The display want appears, and then press shows the timer settings.
Sound comes from one channel, or the left and right volumes are unbalanced.
Place the speakers as symmetrically as possible. Connect only the supplied speakers.
If the system still does not operate properly, reset the system to factory settings. Use buttons on the unit to reset the unit to its factory default settings.
1 Disconnect and reconnect the power cord, and then

turn on the system.

To cancel Program Play
Press PLAY MODE repeatedly until PGM disappears while the player is stopped.

Severe hum or noise.

2 Press , FUNCTION , and at the same
time. All user-configured settings, such as preset radio stations, timer, and the clock, are deleted.
Before playing, wipe the disc with a cleaning cloth from the center out to the edge. Do not clean discs with solvents, such as benzine thinner, or commercially available cleaners or antistatic spray intended for vinyl LPs. Do not expose discs to direct sunlight or heat sources such as hot air ducts, nor leave it in a car parked in direct sunlight.

MHC-EC68Pi

RMS output power (reference): 70 W + 70 W (per channel at 6 , 1 kHz, 10% THD)

Inputs

AUDIO IN (stereo mini jack): Sensitivity 800 mV, impedance 22 kilohms PHONES (stereo mini jack): Accepts headphones with an impedance of 8 or more SPEAKER: impedance MHC-EC98Pi/EC78Pi: 8 MHC-EC68Pi: 6 SUBWOOFER OUT (MHC-EC98Pi only): impedance 4

Outputs

7 Press to turn off the system.
If the system is on at the preset time, the Play Timer will not play.
To delete the last track or file of the program
Press CLEAR while the player is stopped.
Move the system away from sources of noise. Connect the system to a different wall socket. Install a noise filter (available separately) to the power cord.

On safety

To view program information, such as total track number of the program
Press DISPLAY repeatedly.
To activate or check the timer again

1 Press TIMER MENU.

SELECT flashes in the display.
The remote does not function.
Presetting radio stations
You can preset your favorite radio stations and tune them in instantly by selecting the corresponding preset number.
2 Press. 3 Press / repeatedly to select PLAY SEL, then

press.

Remove any obstacles between the remote and the remote sensor on the unit, and position the unit away from fluorescent lights. Point the remote at the systems sensor. Move the remote closer to the system.

Messages

CANNOT LOCK : The system cannot be locked after you have done the procedure of When carrying this system. COMPLETE : The preset operation ended normally. FULL : You tried to program more than 25 tracks or files (steps). LOCKED : The disc tray does not open. Contact your nearest Sony dealer. NO DISC : There is no disc in the player, or you have loaded a disc that cannot be played. NO STEP : All of the programmed tracks have been erased. OVER : You have reached the end of the disc while pressing during playback or pause. PUSH STOP : You pressed PLAY MODE during playback. PROTECT : The following causes can be considered: peaker cords may be short-circuited. S e ventilation holes may be blocked. Th See If PROTECT appears on the display to check what to do if this message appears. READING : The system is reading information from the disc. Some buttons are not available. TIME NG : The Play Timer start and end times are set to the same time.

To cancel the timer

CD/MP3 player
The sound skips, or the disc will not play.
Wipe the disc clean, and replace it. Move the system to a location away from vibration (for example, on top of a stable stand). Move the speakers away from the system, or place them on separate stands. At high volume, speaker vibration may cause the sound to skip.
1 Tune in the desired station (See Listening to the

radio).

Repeat the same procedure as above until OFF appears. in step 3, and then press
The unit is not disconnected from the AC power source (mains) as long as it is connected to the wall outlet, even if the unit itself has been turned off. Completely disconnect the power cord (mains lead) from the wall socket (mains) if it is not going to be used for an extended period of time. When unplugging the unit, always grip the plug. Never pull the cord itself. Should any solid object or liquid get into the system, unplug the system, and have it checked by qualified personnel before operating it again. AC power cord must be changed only at a qualified service shop.

CD player section

System: Compact disc and digital audio system Laser: Semiconductor laser (=nm) Emission duration: continuous Frequency response: 20 Hz 20 kHz Signal-to-noise ratio: More than 90 dB Dynamic range: More than 88 dB

Tuner section

FM stereo, FM/AM superheterodyne tuner Antenna: FM lead antenna AM loop antenna FM tuner section: Tuning range North American model: 87.5 108.0 MHz (100 kHz step) Australian model: 87.5 108.0 MHz (50 kHz step) Intermediate frequency: 10.7 MHz AM tuner section: Tuning range North American model: 530 1,710 kHz (with 10 kHz tuning interval) 531 1,710 kHz (with 9 kHz tuning interval) Australian model: 531 1,710 kHz (with 9 kHz tuning interval) 530 1,710 kHz (with 10 kHz tuning interval) Intermediate frequency: 450 kHz

On placement

To change the setting

Start over from step 1.

The Play Timer setting remains as long as the setting is not canceled manually.

2 Press TUNER MEMORY.

Preset number
Play does not start from the first track.
3 Press +/ (or TUNING +/ on the unit)
Return to Normal Play by pressing PLAY MODE repeatedly until both PGM and SHUF disappear.
repeatedly to select your desired preset number. If another station is already assigned to the selected preset number, the station is replaced by the new stations.
Starting playback takes more time than usual.
4 Press. 5 Repeat steps 1 through 4 to store other stations.
You can preset up to 20 FM and 10 AM stations. The preset stations are retained for about half a day even if you disconnect the power cord or if a power failure occurs.
The following discs take a longer time to start playback. a disc recorded with a complicated tree structure. a disc recorded in multisession mode. a disc that has not been finalized (a disc to which data can be added). a disc that has many folders.
Do not place the system in an inclined position or in locations that are extremely hot, cold, dusty, dirty, or humid or lacking adequate ventilation, or subject to vibration, direct sunlight or a bright light. Be careful when placing the unit or speakers on surfaces that have been specially treated (for example, with wax, oil, polish) as staining or discoloration of the surface may result. If the system is brought directly from a cold to a warm location or is placed in a very damp room, moisture may condense on the lens inside the CD player, and cause the system to malfunction. In this situation, remove the disc, and leave the system turned on for about an hour until the moisture evaporates.
Speaker Front Speaker (SS-EC78) for MHC-EC98Pi/EC78Pi
Speaker system: 3 way 3 Drivers speaker system, Bass reflex Speaker unit Subwoofer: 13 cm, cone type Woofer: 13 cm, cone type Tweeter: 4 cm, horn type Rated impedance High frequency: 8 ohms Low frequency: 8 ohms Dimensions (Approx.): 220 mm (w/h/d) Mass (Approx.): 3.5 kg

On heat buildup

The disc tray does not open and LOCKED appears.

6 To call up a preset radio station, press TUNING
Contact your Sony dealer or local authorized Sony service facility.
Heat buildup on the unit during operation is normal and is not cause for alarm. Do not touch the cabinet if it has been used continuously at a high volume because the cabinet may have become hot. Do not obstruct the ventilation holes.
Front Speaker (SS-EC68i/SS-EC68iS) for MHC-EC68Pi
Speaker system: 2 way 2 Drivers speaker system, Bass reflex Speaker unit Woofer: 16 cm, cone type Tweeter: 4 cm, horn type Rated impedance: 6 ohms Dimensions (Approx.): 195 mm (w/h/d) Mass (Approx.): 2.3 kg
Subwoofer (SS-WG98) for MHC-EC98Pi only
MODE repeatedly until PRESET appears, and then press +/ (or TUNING +/ on the unit) repeatedly to select the desired preset number.

On the speaker system

Severe hum or noise, or stations cannot be received. (TUNED or ST flashes on the display.)
Connect the antenna properly. Find a location and an orientation that provide good reception, and then set up the antenna again. Keep the antennas away from the speaker cords and the power cord to avoid picking up noise. Turn off nearby electrical equipment.
This speaker system is not magnetically shielded, and the picture on nearby TV sets may become magnetically distorted. In this situation, turn off the TV, wait 15 to 30 minutes, and turn it back on. If there is no improvement, move the speakers far away from the TV.
Speaker system: Subwoofer speaker system, Bass reflex Speaker unit Subwoofer: 20cm, cone type Rated impedance: 4 ohms Dimensions (Approx.): 310 mm (w/h/d) Mass (Approx.): 5.6 kg
General Power requirements:
North American model: AC 120 V, 60 Hz Australian model: AC V, 50/60 Hz

Cleaning the cabinet

Power consumption: MHC-EC98Pi
USA model: 270 W Canadian model: 350 VA USA model: 210 W Canadian model: 270 VA 110 W
Clean this system with a soft cloth slightly moistened with a mild detergent solution. Do not use any type of abrasive pad, scouring powder, or solvent, such as thinner, benzine, or alcohol.
MHC-EC68Pi Dimensions (w/h/d) (excl. speakers): MHC-EC98Pi
Approx. 430 mm Approx. 415 mm

MHC-EC78Pi/EC68Pi

Mass (excl. speakers): MHC-EC98Pi MHC-EC78Pi MHC-EC68Pi
Approx. 6.9 kg Approx. 5.8 kg Approx. 4.7 kg
Supplied accessories: Remote Commander (1)/R6 (Size AA) batteries (2)/FM lead/AM loop antenna (1)/Speaker pads MHC-EC98Pi (8) and for SS-WG98 (Subwoofer) (4), MHC-EC78Pi/EC68Pi (8)/TDM-iP10 (M) (1) Design and specifications are subject to change without notice.
Standby power consumption: 0.5 W Halogenated flame retardants are not used in the certain printed wiring boards. Halogenated flame retardants are not used in cabinets. (Except for the United States and Canada models)