3-287-077-14(2) Mini Hi-Fi Component System Operating Instructions MHC-GT555 / GT444 MHC-GT222 / GT111 LBT-ZT4 ©2008 Sony Corporation
WARNING To reduce the risk of fire or electric shock, do not expose this apparatus to rain or moisture. To reduce the risk of fire, do not cover the ventilation opening of the apparatus with newspapers, tablecloths, curtains, etc. Do not place the naked flame sources such as lighted candles on the apparatus. To reduce the risk of fire or electric shock, do not expose this apparatus to dripping or splashing, and do not place objects filled with liquids, such as vases, on the apparatus.
The following FCC statement applies only to the version of this model manufactured for sale in the U.S.A. Other versions may not comply with FCC technical regulations. 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.
Notice for the customer in the countries applying EU Directives The manufacturer of this product is Sony Corporation, 1-7-1 Konan Minato-ku Tokyo, 108-0075 Japan. The Authorized Representative for EMC and product safety is Sony Deutschland GmbH, Hedelfinger Strasse 61, 70327 Stuttgart, Germany. For any service or guarantee matters please refer to the addresses given in separate service or guarantee documents.
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.
Table of Contents About this manual ....................... 5 Guide to parts and controls.......... 7 Getting Started Hooking up the system securely .................................. 13 Setting the clock ........................ 15 Basic Operations Playing an AUDIO CD/MP3 disc......................................... 16 Listening to the radio................. 17 Transferring onto an USB device..................................... 18 Listening to music of an USB device.....................................
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.
1 "/1 (on/standby) (pages 14, 33, 37) Press to turn on the system. The STANDBY indicator lights up when the system is turned off. B DISPLAY (pages 26, 28, 33) Press to change the information on the display. C METER MODE (page 26) Press to select the preset meter display. D OPTIONS (pages 19, 25) Press to change the display, USB and MP3 BOOSTER+ settings. E ERASE (page 22) Press to erase audio files and folders from the connected optional USB device.
N PHONES jack Connect the headphones. O LBT-ZT4 only AUDIO INPUT jack (page 24) Other models AUDIO INPUT L/R jacks (page 24) Connect to an audio component (Portable audio player, etc.). P (USB) indicator Lights up in red when transferring to the connected optional USB device or when erasing audio files or folders. (USB) port (pages 18, 19, 21, 35) Connect an optional USB device. Q MIC jack (page 30) Connect an optional microphone. MIC LEVEL (page 30) Turn to adjust the microphone volume.
D TIMER MENU (pages 15, 31, 32) Press to set the clock and the timers. x Z (stop/eject) (pages 23, 29) Press to stop tape playback. Press to insert or eject a tape. E X (pause) (pages 23, 29) Press to pause tape playback. V/v/b/B (pages 15, 31) Press to select the settings. Remote RM-AMU008 (LBT-ZT4 only) (pages 15, 27, 31) Press to enter the selection. qg qf 1 qs 3 qa 4 qd 5 q; 6 7 9 8 2 F TOOL MENU Press to select the menu of the component connected to the DIGITAL MEDIA PORT adapter.
I VOLUME +/–* (pages 16, 17, 21, 23, 24) Press to adjust the volume. Remote RM-AMU006 (Other models) 1 qg qf qd qs 2 3 * The VOLUME + button has a tactile dot. Use the tactile dot as a reference when operating the system. J O RETURN (pages 16, 22) Press to return to the parent folder. Press to exit search mode. K TUNER MEMORY (page 28) Press to preset the radio station. L PLAY MODE/TUNING MODE (pages 17, 22, 27, 28, 33) Press to select the play mode of an AUDIO CD, MP3 disc or an optional USB device.
D USB (page 21) Press to select the USB function. CD (pages 16, 29) Press to select the CD function. TUNER/BAND (page 17) Press to select the TUNER function. Press to select the FM or AM band. FUNCTION (pages 23, 24) Press to select a function. E ./> (go back/go forward) (pages 15, 16, 22, 27, 31) Press to select a track or file. +/– (select folder) (pages 16, 22, 27) Press to select a folder. I VOLUME +/–* (pages 16, 17, 21, 23) Press to adjust the volume. * The VOLUME + button has a tactile dot.
Getting Started Getting Started Hooking up the system securely 1 2 a) A b) B ANTENNA DMPORT F 3 SUBWOOFER c) C VOLTAGE SELECTOR 4 E FRONT SPEAKER D 1 To FM lead antenna 2 To AM loop antenna 3 To DIGITAL MEDIA PORT adapter 4 To subwoofer 5 To front speaker (left) 6 To front speaker (right) d) 5 6 a) The FM 75 Ω COAXIAL jack varies according to models. b) LBT-ZT4 only. c) MHC-GT555, MHC-GT444 d) and LBT-ZT4 only. The VOLTAGE SELECTOR varies according to models.
A Antennas Find a location and an orientation that provide good reception, and then set up the antennas. C Subwoofer (MHC-GT555, MHC-GT444 and LBT-ZT4 only) Be sure to insert the connector straight into the terminals. R OOFE SUBW Purple AM loop antenna Extend the FM lead antenna horizontally Keep the antennas away from the speaker cords, the power cord and the USB cable to avoid picking up noise. B DMPORT (DIGITAL MEDIA PORT) (LBT-ZT4 only) Connect the DIGITAL MEDIA PORT adapter.
Speaker pads Attach the supplied speaker pads to the bottom of the front speakers and subwoofer to prevent slipping. You cannot set the clock in Power Saving Mode. Use the buttons on the remote for this operation. 1 Press "/1 to turn on the system. 2 Press CLOCK/TIMER SET (RM-AMU006) or TIMER MENU (RM-AMU008). To use the remote Slide and remove the battery compartment lid, then, insert the two supplied R6 (size AA) batteries, E side first, matching the polarities shown below.
Other operations Basic Operations Playing an AUDIO CD/ MP3 disc 1 Select the CD function. Press CD (RM-AMU006) or press FUNCTION +/– (RM-AMU008) repeatedly (or press CD on the unit). 2 Place a disc. To Press Pause playback X (or NX on the unit). To resume play, press the button again. Stop playback x. Select a folder on an MP3 disc Select a track or file ./>. Find a point in a track or file Hold down m/M on the remote during playback, and release the button at the point you want.
To change the play mode * When playing an AUDIO CD, (SHUF) Play performs the same operation as 1 DISC (SHUF) Play and performs the same operation as 1 DISC Play. Notes on Repeat Play • “REP” indicates 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. • You cannot select “REP” and “ALL DISCS SHUF” at the same time. Listening to the radio 1 Select “FM” or “AM”.
Transferring onto an USB device You can connect an optional USB device to the (USB) port on the unit and transfer music from a sound source (including connected audio components) to the USB device. The audio format of files transferred by this system is MP3. The approximate size of the transferring is about 1 MB per minute of transferring time from an AUDIO CD, tape, tuner, optional audio component or component connected to the DIGITAL MEDIA PORT adapter.
4 Press REC TO USB on the unit while the selected track or MP3 file is being played back. Transferring from a sound source other than disc (Analog Transferring) You can easily transfer from a tape, tuner, optional audio component or component connected to the DIGITAL MEDIA PORT adapter onto an USB device. 1 Connect a transferable USB device to the the unit. transfer. For tape, insert a tape. For tuner, tune in the station you want to transfer. 3 Start play back the source.
4 Press ENTER on the unit. The drive name of the mobile phone appears in the display but varies depending on the specification of the mobile phone. 5 Turn OPERATION DIAL on the unit to select the drive you want. 6 Press ENTER on the unit. 7 Start playback of the audio files in the selected drive of the mobile phone or start transferring.
Notes Listening to music of an USB device You can listen to music stored in the USB device. The audio formats that can be played back by this system are MP3, AAC and WMA only.* See “Compatible USB devices with this system” (page 44) for a list of USB devices that can be connected to this system. * Files with copyright protection (Digital Rights Management) cannot be played by this system. Files downloaded from an online music store may not be played on this system.
To remove the USB device Use the buttons on the unit for this operation. 1 Press USB to select the USB function. 2 Hold down x in stop mode until “NO DEVICE” appears. 3 Remove the USB device. To Select a folder ./>. Search for an audio file by its folder name and file name and start playback the audio file (TRACK SEARCH) Use the controls on the unit for this operation. Turn OPERATION DIAL to select the folder you want, then press ENTER.
Playing a tape Use the controls on the tape deck for this operation. 1 Select the TAPE function. Press FUNCTION (RM-AMU006) or FUNCTION +/– (RM-AMU008) repeatedly (or press TAPE on the unit). 2 Insert a tape. Press x Z, and insert a TYPE I (normal) tape into the tape holder with the side you want to play facing up. Make sure there is no slack in the tape to avoid damaging the tape or the tape deck. Press the tape deck lid on the unit to close the tape holder.
Using optional audio components 1 Connect an optional audio component to the unit. LBT-ZT4 only: Connect to the AUDIO INPUT jack on the unit using a stereo mini-plug cord (not supplied). Other models: Connect to the AUDIO INPUT L/R jacks on the unit using an audio cord (not supplied). 2 Turn down the volume. Press VOLUME – (or turn MASTER VOLUME on the unit counter clockwise). 3 Select the AUDIO function. Press FUNCTION (RM-AMU006) or FUNCTION +/– (RM-AMU008) repeatedly (or press AUDIO on the unit).
Changing the display Use the controls on the unit for this operation. Use the controls on the unit for this operation. To add a sound effect 1 Press OPTIONS. 2 Turn OPERATION DIAL to select To Press Reinforce the bass and create a more powerful sound GROOVE repeatedly until “GROOVE”* or “Z-GROOVE”* lights up in the display. Select the surround effect SURROUND repeatedly until “SURROUND” lights up in the display. Select a preset sound effect PRESET EQ (or EQ on the remote) repeatedly.
Changing the display mode Press DISPLAY repeatedly while the system is turned off. Demonstration The display changes and the indicator flashes even when the system is turned off. No display (Power Saving mode) The display is turned off to conserve power. The timer and clock continue to operate. You cannot turn on the system by pressing the function buttons. Clock The clock is display. The clock display automatically turns to Power Save Mode after 8 seconds.
Other Operations Disc tray Selected track or file number number Z-GROOVE 1 2 3 PGM DISC CD Creating your own program — Program Play 1 Select the function you want. Press CD (RM-AMU006) or press FUNCTION +/– (RM-AMU008) repeatedly to select the CD function. USB function Press USB (RM-AMU006) or press FUNCTION +/– (RM-AMU008) repeatedly to select the USB function. 2 Press PLAY MODE repeatedly in stop mode until “PGM” lights up in the display.
Presetting radio stations Using the Radio Data System (RDS) You can preset your favorite radio stations and tune them in instantly by selecting the corresponding preset number. Use the buttons on the remote for this operation. (European model only) What is the Radio Data System? Radio Data System (RDS) is a broadcasting service that allows radio stations to send additional information along with the regular program signal. This tuner offers convenient RDS features such as station name.
Recording onto a tape — CD-TAPE Synchro Recording/Manual Recording/Sound Mixing You can record on a TYPE I (normal) tape in three ways: Manual Recording and Sound Mixing To record sound from a microphone, press CD (RM-AMU006) or press FUNCTION +/– (RM-AMU008) repeatedly (or press CD on the unit) to select the CD function, and do not start playing any disc in step 3. 3 Start recording. Press z and B on the tape deck at the same time.
Creating your own sound effect Enjoying karaoke You can raise or lower the levels of specific frequency ranges or select the surround effect, and then store the setting as “USER EQ” in the memory. Use the buttons on the unit for this operation. 1 Press PRESET EQ or GROOVE repeatedly to select the audio emphasis you want for your basic sound. select a frequency band or surround effect setting, and then turn OPERATION DIAL to adjust the equalizer level or select the surround effect you want.
1 Prepare the sound source. Using the Timers The system offers three timer functions. You cannot activate both the Play Timer and the Recording Timer at the same time. If you use either with the Sleep Timer, the Sleep Timer has priority. Play Timer Prepare the sound source, and then press VOLUME +/– to adjust the volume. To start from a specific track or file, create your own program (page 27). Recording Timer Sleep Timer Tune in the preset radio station (page 28).
6 Select the sound source or prepare the USB device. Play Timer Press ./> (RM-AMU006) or v/V (RM-AMU008) repeatedly until the sound source you want appears, and then press ENTER (RM-AMU006) or (RM-AMU008). The display shows the timer settings. Recording Timer Connect a transferable USB device to the (USB) port on the unit. The display shows the timer settings. 7 Press "/1 to turn off the system. To set the Recording Timer using the controls on the unit (REC TIMER) 1 Tune in the preset station (page 28).
Others Sound comes from one channel, or the left and right volumes are unbalanced. Troubleshooting • Place the speakers as symmetrically as possible. • Connect only the supplied speakers. 1 Make sure the power cord and Severe hum or noise. speaker cords are correctly and firmly connected. 2 Find your problem in the checklist If the STANDBY indicator flashes Immediately unplug the power cord, and check the following items.
Starting playback takes more time than usual. Transferring to an USB device results in an error. • The following MP3 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. • You are using an unsupported USB device. See “Compatible USB devices with this system” (page 44) for the supported device types.
“OVER CURRENT” appears. Erroneous display. • A problem has been detected with the level of electrical current from the (USB) port. Turn off the system and remove the USB device from the (USB) port. Make sure there is no problem with the USB device. If this display pattern persists, contact your nearest Sony dealer. • Send the audio files to the USB device again, as the audio files stored in the USB device may have been corrupted.
• The number of files in a folder has exceeded 999. • Files that are encrypted or protected by passwords, etc. cannot be played back. * This system supports FAT16 and FAT32, but some USB device may not support all of these FAT. For details, refer to the operation manual of each USB device or contact the manufacturer. Tuner Severe hum or noise, or stations cannot be received. (“TUNED” or “ST” flashes on the display.) • Connect the antenna properly.
To change the AM tuning interval (except for European and Russian models) The AM tuning interval is factory-preset to 9 kHz (or 10 kHz, for some areas). You cannot change the AM tuning interval in Power Saving Mode. Use the buttons on the unit for this operation. 1 Select the AM band, and then turn off the system. 2 While holding down ENTER, press To reset the system to factory settings If the system still does not operate properly, reset the system to factory settings.
DEVICE FULL: The memory of the USB device is full. FATAL ERROR: The USB device was removed during transferring or erase operation, and may have been damaged. FOLDER FULL: You cannot transfer onto the USB device because the number of folders have reached its maximum. NO STEP: All of the programmed steps have been erased. NO TRACK: No playable file is loaded in the system. NOT IN USE: You tried to perform a specific operation under conditions where that operation is prohibited.
On safety Cleaning the cabinet • The unit is not disconnected from the mains as long as it is connected to the AC 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.
Specifications AUDIO POWER SPECIFICATION POWER OUTPUT AND TOTAL HARMONIC DISTORTION: (LBT-ZT4 only) With 6 ohm loads, both channels driven, from 120 Hz – 10 kHz; rated 110 watts per channel minimum RMS power, with no more than 0.7% total harmonic distortion from 250 miliwatts to rated output.
MHC-GT111 Brazilian model only The following are measured at AC 127 or 220 V 50/60 Hz RMS output power (reference): 100 W + 100 W (at 6 Ω, 1 kHz, 10% THD) LBT-ZT4 The following are measured at AC 120 V 60 Hz Front speaker RMS output power (reference): 180 W + 180 W (per channel at 6 Ω, 1 kHz, 10% THD) Subwoofer RMS output power (reference): 180 W (at 6 Ω, 100 Hz, 10% THD) Inputs AUDIO INPUT (LBT-ZT4 only): sensitivity 800 mV, impedance 47 kilohms AUDIO INPUT L/R (other models): voltage 250 mV, impedance 47
AM tuner section Tuning range Pan American and Oceanian models: 530 – 1,710 kHz (with 10 kHz tuning interval) 531 – 1,710 kHz (with 9 kHz tuning interval) European and Russian 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) Antenna: AM loop antenna, external antenna terminal Intermediate frequency: 450 kHz Speakers MHC-GT555 • Front speaker (SS-GT555M) Speaker system: 3-way, 3-unit, bass reflex Sp
MHC-GT111 • Front speaker (European model only) (SS-GT111M) Front speaker (Asian model only) (SS-GT111S) Front speaker (Other models) (SS-GT111) LBT-ZT4 • Front speaker (SS-ZT4) Speaker system: 3-way, 3-unit, bass reflex Speaker unit: Subwoofer: 5 inch (130 mm), cone type Woofer: 5 inch (130 mm), cone type Tweeter: 1 1/2 inch (40 mm), horn type Rated impedance: 6 ohms Dimensions (w/h/d) (Approx.): 9 3/8 × 14 1/4 × 9 3/8 inch (238 × 361 × 238 mm) Mass (Approx.): 8 lb 10 oz (3.
Compatible USB devices with this system You can use the following Sony USB devices and Sony Ericsson mobile phone on this system.
(2) Printed in China
