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        Sony MHC-EC77 Stereo System User Manual
         Contents
1.     General       The system does not turn on      Is the power cord plugged in        Is the voltage selector set correctly to match the  local power line voltage  Saudi Arabian models also  may not turn on when the voltage selector is set to  NO OPERATION     There is no sound      Are the   and   speaker cords short circuited      Are you using only the supplied speakers        Is anything blocking the ventilation holes on the back  of the system     Sound comes from one channel  or the left and  right volumes are unbalanced    e Place the speakers as symmetrically as possible       Connect only the supplied speakers     Severe hum or noise       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     The remote does not function       Remove any obstacles between the remote and the  remote sensor  2  on the unit  and position the unit  away from fluorescent lights                    Point the remote at the system s sensor      Move the remote closer to the system     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     Play does not start from the first track      Retur
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   CD RW that have scratches or are dirty  or CD R CD   RW recorded with an incompatible recording device      CD R CD RW which is finalized incorrectly      Discs containing files other than MPEG 1 Audio Layer   3  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    Notes on discs      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 anti   static 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     On safety      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 l
3.   Press W amp   3                  Tip  We recommend that you press I  3  first  and then press W amp   3  to  avoid noise being recorded when you stop recording                             Using the timers    The system offers two timer functions  If you use both  timers  the Sleep Timer has priority     Sleep Timer    You can fall asleep to music  This function works even if  the clock is not set    Press SLEEP  21  on the remote repeatedly  If you select     AUTO  the system automatically turns off after the  current disc or tape stops or in 100 minutes    If the tape deck is still playing or recording at the set  time  the system turns off after the tape deck stops                 Play Timer   You can wake up to CD or tuner at a preset time     Use buttons on the remote to control the Play Timer    Make sure you have set the clock    1 Prepare the sound source   Prepare the sound source  and then press VOLUME       14  to adjust the volume   To start from a specific CD track or MP3 file  create  your own CD program   Press CLOCK TIMER SET  17    Press k lt   P I  5  repeatedly to select    PLAY     and  then press ENTER  18       ON TIME    appears  and the hour indication flashes                                                     4 Set the time to start playing   Press k     gt  gt   5  repeatedly to set the hour  and  then press ENTER  18      The minute indication flashes  Use the procedure  above to set the minutes                             5 Use the same procedure
4.   REPEAT  6  on the remote  repeatedly until    REP    or    REP1     appears                    Find a point in a  track or file                         Select Repeat Play       To change the play mode   Press PLAY MODE  6  repeatedly while the player is   stopped  You can select normal play  no display for all   discs or    1 DISC    for a disc or    E    for all MP3 files   in the folder on the disc   shuffle play     SHUF    for   all discs shuffle     1 DISC SHUP    for one disc shuffle   or       SHUF     for folder shuffle   or program play       PGM          When playing a CD DA disc   operation as 1 DISC  SHUF  Play                                                               SHUF  Play performs the same          Notes on Repeat Play   e All tracks or files on a disc are played repeatedly up to five times       You cannot select    REP    and    SHUF      all discs shuffle  at the same  time         REP 1    indicates that a single track or file is repeated until you stop  it    Notes on playing MP3 discs    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          Tf 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    
5.   The maximum number of      loadable sessions on a single disc is 10      folders is 150  including the root folder            Except for North American model    2 If the component has the AVLS  Automatic Volume Limiter System   or BASS BOOST function  turn off the function to avoid distorted  sound from the speakers    3 North American model only     MP3 files is 255      MP3 files and folders that can be contained on a single disc is 300      folder levels  the tree structure of files  is eight       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    e A disc with a mixed CD format is recognized as a CD DA  audio   disc     Listening to the radio    1 Select    FM    or   AM      Press TUNER BAND   4  repeatedly   2 Select the tuning mode     Press TUNING MODE  6  repeatedly until    AUTO     appears                             3 Tune in the desired station   Press     on the remote  or TUNING   or   on the  unit   5    Scanning stops automatically when a station is tuned  in  and then    TUNED    and    STEREO     for stereo  programs  appear                 STEREO  TUNED          To stop automatic scanning  Press W  stop   
6.  MHC EC77 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 EC55 The United States model only    With 6 ohm loads  both channels driven  from 120   10 000 Hz  45 watts  per channel minimum RMS power  with no more than 0 7  total harmonic  distortion from 250 milliwatts to rated output        Amplifier section    MHC GX99   Front speaker   RMS output power  reference    Low channel  95 W  95 W  per channel at 8 Q  1 kHz  10  THD   High channe  95 W  95 W  per channel at 8 Q  8 kHz  10  THD    Subwoofer   RMS output power  reference    150 W  at 6 Q  80 Hz  10  THD     MHC EC77  North American model   RMS output power  reference    Low channel  95 W  95 W  per channel at 8 Q  1 kHz  10  THD   High channe  95 W  95 W  per channel at 8 Q  8 kHz  10  THD     European and Russian models   Power output  rated    Low channel  45 W   45 W  at 8 Q  1 kHz  1  THD   High channel  45 W   45 W  at 8 Q  8 kHz  1  THD   RMS output power  reference    Low channel  65 W   65 W  per channel at 8 Q  1 kHz  10  THD   High channel  
7.  as in step 4 to set the time  to stop playing    6 Select the sound source   Press k lt   PI   5  repeatedly until the desired    sound source appears  and then press ENTER  18   The  display shows the timer settings                                      7 Press 1     T  to turn off the system     If the system is on at the preset time  the Play Timer  will not play        To activate or check the timer again   Press CLOCK TIMER SELECT  17   press  lt 4    gt  gt   repeatedly until    PLAY SEL    appears  and then press  ENTER  18                        a                      To cancel the timer  Repeat the same procedure as above until    OFF    appears   and then press ENTER  18                  To change the setting   Start over from step 1    Tip   The Play Timer setting remains as long as the setting is not canceled  manually     Troubleshooting    1 Make sure the power cord and speaker cords are  correctly and firmly connected     2 Find your problem in the checklist below  and take  the indicated corrective action     If the issue persists  contact your nearest Sony dealer     If the STANDBY indicator flashes    Immediately unplug the power cord  and check the  following item           If your system has a voltage selector  is the voltage  selector set to the correct voltage    After the STANDBY indicator  16  on the unit stops   flashing  reconnect the power cord  and turn on the   system  If the issue persists  contact your nearest Sony   dealer                      
8.  cord to avoid picking up noise                  ANTEN A  FMAM E  s  upore  ie   AKE   Wen Ha  FRE  VOLTA    SELECTS     230     24oy  a Subwoofer              MHC GX99 only   Connect the subwoofer  to the SUBWOOFER  OUT jack with the  subwoofer cable    supplied      t    P  ween       t       ve eR    NOTICE FOR THE CUSTOMERS IN    THE U S A     CAUTION  TO REDUCE THE RISK OF ELECTRIC SHOCK     CAUTION    RISK OF ELECTRIC SHOCK  DO NOT OPEN    AN    DO NOT REMOVE COVER  OR BACK    NO USER SERVICEABLE PARTS INSIDE     REFER SERVICING TO QUALIFIED SERVICE PERSONNEL     This symbol is intended to alert the  user to the presence of uninsulated     dangerous voltage    within the  product s 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     CAUTION    The use of optical instruments with this product will  increase eye hazard     WARNING    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 interfe
9.  display has priority  when both ID3 version 1 and version 2 tags are used for a single  MP3 file        up to 15 characters of ID3 tag information using uppercase letters   A to Z   numbers  0 to 9   and symbols   lt   gt          _      Using optional audio components    To connect an optional headphones  Connect headphones to the PHONES jack  12  on the  unit                 To connect an optional component   Connect additional audio source components to the  AUDIO IN jack  13  on the unit using an analog audio  cord  not supplied   Turn down the volume on the  system  and then select the AUDIO IN function                 Other Operations    Creating your own CD program   Program Play     Use buttons on the remote to create your own program              1 Press CD  4  to select the CD function     2 Press PLAY MODE  6  repeatedly until    PGM    appears  while the player is stopped     Press DISC SKIP  11  to select a disc     Press k    B PI  or KKI on the unit   5  repeatedly until the desired track number appears                    w                 gt                                               When programing MP3 files  press  J      7  repeatedly to select the desired folder  and then select  the desired file     Selected track or file number          Total playing time of the  selected track       wn    Press ENTER  18  to add the track or file to the  program              a    Repeat steps 3 through 5 to program additional  tracks or files  up to a total of 25 tr
10.  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 programed tracks have been erased    NOT USED  You pressed an invalid button    OVER  You have reached the end of the disc while  pressing PP  5  during playback or pause    PUSH SELECT  You tried to set the clock or timer during  timer operation    PUSH STOP  You pressed PLAY MODE  6  during  playback    READING   The system is reading information from the  disc  Some buttons are not available    SET CLOCK  You tried to select the timer when the clock  is not set    SET TIMER  You tried to select the timer when the Play  Timer is not set     TIME NG  The Play Timer start and end times are set to  the same time                                                                                Display examples  Display indicates  g 2  two   G 5  five   5 6  six   g 8  eight   4 0  zero   g A   F B   7 D   G G   H H   K K   ii M   Q O   Ht Q   Fi R   5 S   H Z   i  gt    m         Discs that this system CAN play     Audio CD     CD R CD RW  audio data MP3 files     Discs that this system CANNOT play      CD ROM      CD R CD RW other than those recorded in music CD  format or MP3 format conforming to ISO9660 Level  1 Level 2
11.  occur       at least a few centimeters away from the wall        away from the center of the room or place a bookshelf against a wall  to avoid  generating a standing wave     Speaker pads  Attach the supplied speaker pads to the bottom of the front speakers  and subwoofer to prevent slipping        Subwoofer   4 pads  MHC GX99 only     Basic Operations                                                                                        _ 5   16 6   LIS  7    14     13    12 8    11 9  10                                    Except for North American model                                                                Before using the system    To use the remote   Slide and remove the battery compartment lid  19   and  insert the two R6  size AA  batteries  supplied     side  first  matching the polarities shown below                    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     To set the clock  1 Turn on the system   Press 1     on standby   1      2 Select the clock set mode     Press CLOCK TIMER SET  17  on the remote  If the  current mode appears on the display  press E lt    gt P1  5  on the remo
12.  the TV     Cleaning the cabinet   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     To prevent a tape from being accidentally  recorded over   Break off the cassette   s overwrite protection tab from side  A or Bas illustrated     o    1S i Break off the cassette  tab    To later reuse the tape for recording  cover the broken tab  with adhesive tape     ve    About a tape longer than 90 minutes   The use of the tape with more than 90 minutes of play  time is not recommended except for long  continuous  recording or playback     Cleaning the tape heads   Use dry  or wet type cleaning cassette  available  separately  after every 10 hours of use  before you start an  important recording  or after playing an old tape  Failure  to clean the tape heads can cause degraded sound quality  or an inability of the unit to record or play tapes  For  details  refer to the instructions of the cleaning cassette     Demagnetizing the tape heads   Use a demagnetizing cassette  available separately  after  every 20 to 30 hours of use  Failure to demagnetize   the tape heads can cause an increase in noise  a loss of  high frequency sound  and an inability to completely  erase tapes  For details  refer to the instructions of the  demagnetizing cassette     Main unit   AUDIO POWER SPECIFICATIONS   POWER OUTPUT AND TOTAL HARMONIC DISTORTION    MHC GX99 
13. 1363 is fitted to this  equipment for your safety and convenience    Should the fuse in the plug supplied need to be replaced   a fuse of the same rating as the supplied one and  approved by ASTA or BSI to BS1362   i e   marked with      or Y mark  must be used     If the plug supplied with this equipment has a detachable  fuse cover  be sure to attach the fuse cover after you  change the fuse  Never use the plug without the fuse  cover  If you should lose the fuse cover  please contact  your nearest Sony service station        When carrying this system    1 Remove all discs to protect the CD mechanism           2 Hold down CD Pll  4  on the unit  and press 1 0  4                until             STANDBY    appears   3 After   LOCK    appears  unplug the power cord              FM lead antenna   Extend it horizontally                  AM loop antenna      gt   LY SS    Voltage selector    For models with a voltage selector  set  VOLTAGE SELECTOR to the local    power line voltage      Saudi Arabian model  120   127 V 220   240 V     NO OPERATION    Right speaker     High freq      Power    Connect the power cord to a wall socket  Right speaker    If the plug does not fit the wall socket   detach the supplied plug adaptor  only  for models equipped with an adaptor       Low freq      Wall socket  lt qem    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
14. 5               To tune in a station with a weak signal   If    TUNED     does not appear and the scanning does   not stop  press TUNING MODE  6  repeatedly until     MANUAL    appears and press       on the remote  or  TUNING   or   on the unit   5  repeatedly to tune in the  desired station                                To reduce static noise on a weak FM stereo  station   Press FM MODE  6  on the remote repeatedly until     MONO    appears to turn off stereo reception                 Playing a tape  Except for North  American model     1 Select a tape function     Press TAPE on the remote  or FUNCTION on the  unit repeatedly   4                  2 Insert a tape           Press H amp   stop  eject   3  on the unit  and insert the  tape into the cassette holder  Make sure there is no  slack in the tape to avoid damaging the tape or the  tape deck    3 Start playback     Press B  play   3  on the unit                       To Press                H  pause   3  on the unit  To resume  play  press the button again     Pause playback                Stop playback BA  stop eject   3  on the unit     qa PP  3  on the unit                    Rewind or fast  forward             Be sure to press II  stop eject   3  on the unit after the tape has  been wound or rewound to the end     Note    Do not turn off the system during playback or recording     Changing the display                      To Press   Change DISPLAY  15  repeatedly when the  information on the system is turned on    
15. 65 W   65 W  per channel at 8 Q  8 kHz  10  THD     Other models    The following are measured at AC 120  127  220  240 V  50 60 Hz  Power output  rated    Low channel  50 W   50 W  at 8 Q  1 kHz  1  THD   High channe  50 W   50 W  at 8 O  8 kHz  1  THD   RMS output power  reference    Low channel  70 W  70 W  per channel at 8 Q  1 kHz  10  THD   High channe  70 W  70 W  per channel at 8 Q  8 kHz  10  THD        MHC EC55  North American model    RMS output power  reference     65 W  65 W  per channel at 6 Q  1 kHz  10  THD     European and Russian models   Power output  rated   45 W   45 W  at 6 Q  1 kHz  1  THD   RMS output power  reference    65 W   65 W  per channel at 6 Q  1 kHz  10  THD     Other models   The following are measured at AC 120  127  220  240 V  50 60 Hz  Power output  rated   45 W   45 W  at 6 Q  1 kHz  1  THD   RMS output power  reference    65 W   65 W  per channel at 6 Q  1 kHz  10  THD           Inputs  AUDIO IN  stereo mini jack   Sensitivity 800 mV  impedance 47 kilohms    Outputs  PHONES  stereo mini jack   Accepts headphones with an impedance of 8 Q  or more  SPEAKER  Accepts impedance of 6 to 8 Q  SUBWOOFER OUT  MHC GX99 only     CD player section  System  Compact disc and digital audio system    Laser  Semiconductor laser  A 770   810 nm   Emission duration  continuous   Frequency response  20 Hz   20 kHz  Signal to noise ratio  More than 90 dB  Dynamic range  More than 88 dB    Tape deck section  Except for North American model   Recording syste
16. E     on the remote  or turn the VOLUME control  on the unit   14                  Playing a CD MP3 disc    1 Select the CD function     Press CD on the remote  or FUNCTION repeatedly   4j     2 Place a disc                          Press  amp   open close   9  on the unit  and place a   disc with the label side up on the disc tray  To place  additional discs  slide the disc tray with your finger as  shown below                 To close the disc tray  press  amp   open close   9  on the  unit        Do not force the disc tray closed with your finger  as  this may damage the unit                    3 Select a disc     If the discs are currently stopped  press DISC SKIP on  the remote  or DISC SKIP EX CHANGE on the unit   11   To change discs while in other functions  press  DISC 1   3  10  on the unit     4 Start playback     Press B  play   or CD PAI  play pause  on the unit   4l     To exchange other discs during playback  press DISC  SKIP EX CHANGE  11  on the unit                                                     To Press    Pause playback Il  pause  on the remote  or CD  Pll on the unit   4   To resume    play  press the button again                                                        Stop playback E  stop   5    Select a folder on an     7    MP3 disc       Select a track or file k      gt Pi  go back go forward   on the remote  KK1  P1 on the  unit   5    Hold down  lt  lt 4   rewind fast  forward   5  during playback  and  release the button at the desired  point 
17. SONY   Mini Hi Fi  Component System    Operating Instructions    Owner   s Record    2 899 084 11 1     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     MHC GX99  MHC EC77 EC55       2007 Sony Corporation Printed in China    http   www sony net     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 don t 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                 This appliance is classified  as a CLASS 1 LASER  product  This marking   is located on the rear  exterior     CLASS 1 LASER PRODUCT  LUOKAN 1 LASERLAITE    KLASS 1 LASERAPPARAT          Hooking up the system securely    COMPACT    DIGITAL AUDIO          y  Don t throw away the battery with  general house waste  dispose of it  ya QD correctly as chemical waste                  NOTICE FOR THE CUSTOMERS IN  THE UNITED KINGDOM    A moulded plug complying with BS
18. acks or files     N    To play your program of tracks or files  press B  or  CD Pll on the unit   4    The program remains available until you open the disc  tray  To play the same program again  select the CD   function  and press B   or CD Pll on the unit   4                              To cancel Program Play  Press PLAY MODE  6  repeatedly until    PGM     disappears while the player is stopped                 To delete the last track or file of the program  Press CLEAR  20  on the remote while the player is  stopped                 To view program information  such as total  track number of the program  Press DISPLAY  15  repeatedly                 Presetting radio stations    You can preset your favorite radio stations and tune  them in instantly by selecting the corresponding preset  number     1 Tune in the desired station  See    Listening to the  radio         2 Press TUNER MEMORY  6  on the remote                          Preset number  STEREO a DI WATT CILY ae  ee PETS ot SA   lt D 2 3 v  3 Press      or TUNING   or     on the unit   5             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     Press ENTER  18  on the remote                 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 p
19. display    Change Display DISPLAY  15  repeatedly when the    mode  See below   system is turned off          For example  you can view CD MP3 disc information  such as the  track or file number or folder name during normal play  or the total  playing time while the player is stopped     The system offers the following display modes     Display mode When the system is off           Power Saving The display is turned off to conserve       Mode    power  The timer and clock continue  to operate   Clock  The clock is displayed                 1  The STANDBY indicator  16  on the unit lights up when the system is  off      You cannot set the clock in Power Saving Mode    3  The clock display automatically turns to Power Saving Mode after  eight seconds        Notes on the display information     Characters that cannot be displayed appear as    _         The following are not displayed       total playing time for an MP3 disc       remaining playing time for an MP3 file       The following are not displayed correctly       elapsed playing time of an MP3 file encoded using a VBR  variable  bit rate        folder and file names that do not follow either the ISO9660 Level  1  Level 2 or Joliet in the expansion format       The following are displayed       total playing time for a CD DA disc when the play mode is    1  DISC          remaining playing time for a track       ID3 tag information for MP3 files when ID3 version 1 and version  2 tags are used  ID3 version 2 tag information
20. he  certain printed wiring boards       Halogenated flame retardants are not used in cabinets    Except for the United States model     
21. iquid get into the system   unplug the system  and have it checked by qualified  personnel before operating it again       The AC power cord can be changed only by a qualified  service facility     On placement      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    e 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     On heat buildup      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     On the speaker system   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
22. l  AC 120 V  60 Hz  European and Russian models  AC 230 V  50 60 Hz  Australian model  AC 230     240 V  50 60 Hz  Mexican model  AC 127 V  60 Hz  Argentine model  AC 220 V  50 60 Hz  Korean model  AC 220 V  60 Hz  Saudi Arabian model  AC 120   127  220   240 V  50 60 Hz  adjustable with  voltage selector  Other models  AC 120  220 or 230   240 V  50 60 Hz  adjustable with voltage  selector    Power consumption     MHC GX99  USA model  190 W  Canadian model  245 VA    SA WG99  Subwoofer   USA model  115 W  Canadian model  155 VA    MHC EC77  USA model  190 W  Canadian model  245 VA  European and Russian models  140 W  0 5 W  in Power Saving Mode   Other models  150 W  MHC EC55  USA model  95 W  Canadian model  130 VA  European and Russian models  95 W  0 5 W  in Power Saving Mode   Other models  95 W  Dimensions  w h d   excl  speakers    Approx  200 x 306 x 410 mm    Mass  excl  speakers      MHC GX99   North American model  Approx  6 1 kg  MHC EC77   North American and European models  Approx  6 1 kg   Other models  Approx  6 4 kg  MHC EC55   North American model  Approx  5 0 kg   Other models  Approx  5 3 kg  Supplied accessories  Remote Commander  1  R6  Size AA  batteries  2  FM  lead AM loop antenna  1  Speaker pads MHC GX99  8  and for SA WG99   Subwoofer   4   MHC EC77 EC55  8  Subwoofer cable  MHC GX99 only   a     Design and specifications are subject to change without notice        Standby power consumption  0 5 W      Halogenated flame retardants are not used in t
23. m  4 track 2 channel  stereo    Tuner section  EM 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   Other models  87 5   108 0 MHz  50 kHz step   Intermediate frequency  10 7 MHz    AM tuner section   Tuning range  Pan American and Australian models    530   1 710 kHz  with 10 kHz tuning interval   531   1 710 kHz  with 9 kHz tuning interval   European  Russian and Saudi Arabian models   531   1 602 kHz  with 9 kHz tuning interval   Other models   530   1 610 kHz  with 10 kHz tuning interval   531   1 602 kHz  with 9 kHz tuning interval   Intermediate frequency  450 kHz       Speaker    SS EC77 for MHC GX99 EC77  Speaker system  3 way  3 unit  bass reflex type  Speaker units   Woofer  13 cm x 2  cone type   Tweeter  4 cm  horn type  Nominal impedance  8 Q  Dimensions  w h d   Approx  220 x 360 x 220 mm  Mass  Approx  3 6 kg net per speaker    Subwoofer SA WG99 for MHC GX99 only  Speaker system  bass reflex type  Speaker units  Woofer  20 cm  cone type  Nominal impedance  6 Q  Dimensions  w h d   Approx  280 x 306 x 405 mm  Mass  Approx  8 7 kg    SS EC55S SS EC55 for MHC EC55  Speaker system  2 way  2 unit  bass reflex type  Speaker units   Woofer  16 cm  cone type   Tweeter  4 cm  horn type  Nominal impedance  6 Q  Dimensions  w h d   Approx  215 x 306 x 215 mm  Mass  Approx  2 8 kg net per speaker    General    Power requirements   North American mode
24. n  and then turn off the  system     2 Press DISPLAY  15  to display the clock     While holding down TUNING    5   press 1 Q  on    standby   1    All the AM preset stations are erased  To reset the  interval to the factory preset  repeat the procedure                                         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 CD on the remote  or FUNCTION repeatedly   4  to select the CD function                          Press 1     T  to turn off the system     After    STANDBY    stops flashing  press DISPLAY  15  to display the clock and then press 1     T  while  holding down MM  5  on the unit       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                                            To reset the system to factory settings   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     2 Press PLAY MODE  6   FUNCTION  4   and I C   T  at  the same time                                         All user configured settings  such as preset radio  stations  timer  and the clock  are deleted     Messages    CANNOT LOCK  The system cannot be locked after  you have
25. n to Normal Play by pressing PLAY MODE  6  repeatedly until both    PGM    and    SHUF    disappear                 Starting playback takes more time than usual       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     The disc tray does not open and    LOCKED      appears       Contact your Sony dealer or local authorized Sony  service facility     Tuner       Severe hum or noise  or stations cannot be  received      TUNED    or    STEREO    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     Tape deck  Except for North American  model        The sound exhibits excessive wow or flutter or   dropout    e Clean the capstans and pinch rollers  Also  clean and  demagnetize the tape heads  See    Precautions    for details     To change the AM tuning interval   The AM tuning interval is factory preset to 9 kHz or   10 kHz  for some areas  this function is not available on  the European  Russian and Saudi Arabian models     Use buttons on the unit to change the AM tuning  interval     1 Tune in any AM statio
26. nd  electronic equipment  By ensuring this product is  disposed of correctly  you will help prevent potential  negative consequences for the environment and human  health  which could otherwise be caused by inappropriate  waste handling of this product  The recycling of materials  will help to conserve natural resources  For more detailed  information about recycling of this product  please  contact your local Civic Office  your household waste  disposal service or the shop where you purchased the  product     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     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     Subwoofer  MHC GX99 only   Place the subwoofer vertically to obtain a better bass reproduction   Also  position the subwoofer       on a solid floor where resonance is unlikely to
27. ower failure  occurs     6 To call up a preset radio station  press TUNING  MODE  6  repeatedly until    PRESET    appears  and  then press      or TUNING   or   on the unit   5  repeatedly to select the desired preset number                             Recording onto a tape  Except for  North American model   Use a TYPE I  normal  tape only     You can record just the portions you like from a sound  source  including connected audio components     Use buttons on the unit to control tape recording     1 Insert a recordable tape into the cassette holder  with the side you want to record facing up     2 Prepare the recording source     Select the desired source to record    Place the disc you want to record and press DISC  SKIP EX CHANGE  11  to select a disc    When recording a folder from an MP3 disc  press  PLAY MODE  6  repeatedly to select    L3  and then  press  J      7  repeatedly to select the desired  folder   To record only your favorite CD tracks or MP3 files in  your desired order  perform steps 2 to 5 of    Creating  your own CD program                                                                       3 Start recording              Press    record   3   and then start playing the  desired recording source        The CD starts playing automatically after 10 seconds  have passed    If there is noise while recording from the tuner   reposition the appropriate antenna to reduce the  noise    While recording  you cannot listen to other sources     To stop recording
28. rence 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     MHC EC55 only    Speakers  Insert only the  stripped portion  of the cord        Solid  Blue     1    Solid  Gray O   Solid  Red       N    Solid  Black       gt  Left speaker  Low freq      Front speakers   4 pads for each speaker    Te          Left speaker  High freq      CAUTION    You are cautioned that any changes or modifications  not expressly approved in this manual could void your  authority to operate this equipment     Disposal of Old Electrical  amp  Electronic  Equipment    Applicable in the European Union and  other European countries with separate  E collection systems    This symbol on the product or on its packaging indicates  that this product shall not be treated as household   waste  Instead it shall be handed over to the applicable  collection point for the recycling of electrical a
29. te repeatedly to select    CLOCK     and  then press ENTER  18  on the remote                                                  3 Set the time     Press kaq  P1  5  on the remote repeatedly to set  the hour  and then press ENTER  18  on the remote   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     Selecting a music source    Press the following buttons  or press FUNCTION  4  repeatedly                                                               To select Press   CD CD  4  on the remote   Tuner TUNER BAND  4    Tape    TAPE  4  on the remote   Component     connected FUNCTION repeatedly  using an audio cord   or AUDIO IN  on             the remote   4  until     AUDIO IN    appears           Adjusting the sound    To adjust the volume  Press VOLUME     on the remote  or turn the  VOLUME control on the unit   14                  To add a sound effect  To Press  DSGxX  8  on the unit                 Generate a more dynamic  sound  Dynamic Sound  Generator X tra     Set the sound effect EQ  8                        To turn on the subwoofer  MHC GX99 only   Press SUBWOOFER ON OFF in the lower part of the  subwoofer until the indicator on the subwoofer lights up     To adjust the sound output level for the subwoofer  turn the  SUBWOOFER LEVEL in the lower part of the subwoofer  Once you  have made the adjustment  the overall sound level can be adjusted  using VOLUM
    
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