MASS FIDELITY core User manual

Wireless Speaker System
Instruction Manual
ENGLISH v 1.5

www.massfidelity.com
TABLE OF CONTENTS
IN THE BOX 3
PRODUCT REFERENCE: CORE 3
PRODUCT REFERENCE: REMOTE 5
SETUP 6
POWER UP 6
POWER SAVING 7
LED INDICATORS 7
SOUND NOTIFICATION 8
PLAY MUSIC 9
VIA BLUETOOTH 9
VIA NFC 10
WIRED ANALOG CONNECTION 11
OPTICAL (DIGITAL) CONNECTION 12
VOLUME CONTROL AND MUTING 13
MULTI-ROOM OPERATION 13
GROUPS 14
SPEAKERPHONE 15
CHARGE USB DEVICES 16
CHANGE DISPLAY NAME 16
TROUBLESHOOTING 18
SPECIFICATIONS 20
CARING FOR YOUR CORE 21
SAFETY INFORMATION 21

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WELCOME
Congratulations on purchasing Mass Fidelity’s Core Wireless
Speaker System! This manual provides detailed instructions for
setting up and using your Core.
IN THE BOX
 t $PSF8JSFMFTT4QFBLFS4ZTUFN
 t 1PXFS"EBQUFS
 t *OUFSOBUJPOBM"EBQUFST
(North America, UK, Europe,Australia)
 t 4PVOECBS3FNPUF$POUSPM
 t 1SPUFDUJWF#BH
 t 2VJDL4UBSU(VJEF
PRODUCT REFERENCE: CORE
1. MULTI-ROOM key: transmit audio from this unit to additional
Core speakers for multi-room audio
2. NFC antennaGPS/'$FOBCMFE#MVFUPPUIEFWJDF
tap (touch) to pair
3. LED indicator: color indicates operating mode (see p. 7)
4. SOURCE key4FMFDUUIFJOQVUTPVSDFFOBCMF
speakerphone, disconnect Bluetooth
5. VOL - key: decrease sound volume
6. VOL + key: increase sound volume
1
2
3
4
5
6

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1. SUB OUTBVEJPPVUQVUGPSXJSFETVCXPPGFS
2. AUX: Audio input for L/R analog signal
3. CONTROL: input for IR receiver eye
4. OPTICAL: input for optical digital signal
5. USB port: power out to charge USB devices
6. DC input jack: input for power supply
7. POWER keyTXJUDIVOJUPOPGGPSUPTUBOECZNPEF
8. POWER indicator: shows power and charging status (see p. 8)
PRODUCT REFERENCE: CORE
1
2
3
4
5
6
7
8

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PRODUCT REFERENCE: REMOTE
The IR (infrared) remote, can control any Core. Because the IR
TJHOBMJTEJSFDUJPOBMJUTIPVMECFQPJOUFEUPXBSEUIFGSPOUPGUIF
Core and have clear line-of-sight to the Core. If multiple Cores are
in close proximity, one remote may trigger more than one Core.
Generally, the keys on the remote perform the same function as
the matching keys on the Core unit. Please note, however, that
setup functions that require pressing two keys at the same time
NVTUCFQFSGPSNFEPOUIF$PSF
1. POWER keyTXJUDIUIF$PSFPOPGGPSUPTUBOECZNPEF 
Please note that the Core must already be on in order to be
operated by the remote control; it cannot be used if the Core
is completely powered off.
2. VOL + key: increase sound volume
3. SOURCE key4FMFDUUIFJOQVUTPVSDFFOBCMF
speakerphone, disconnect Bluetooth
4. VOL – key: decrease sound volume
5. MUTE key: mute the sound from the Core
6. MULTI-ROOM key: transmit audio to additional Core
speakers for multi-room audio
1
2
3
4
56

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SETUP
1. The Core has a 50% pre-charge to allow for immediate
 PQFSBUJPOBGUFSVOCPYJOHCVUGPSCFTUSFTVMUTDIBSHFJU 
 GVMMZCFGPSFVTF$POOFDUUIFQPXFSBEBQUFSUPUIF$PSFT
DC input jack and a wall outlet. The POWER indicator is
 ZFMMPXXIJMFDIBSHJOHBOEUVSOTHSFFOXIFOUIFCBUUFSZJT
charged 90% or more.
 3PPNQMBDFNFOUJTWFSZnFYJCMFIPXFWFSGPSUIFCFTU 
sonic imaging place the Core at the center of a wall rather
 UIBOJOBDPSOFSBOEGPSCFTUCBTTSFTQPOTFNPWFJUDMPTF
 UPBXBMMPSBOZSPPNCPVOEBSZXJUIUIFCBDLTJEFUPXBSE
the wall.
 0SJFOUBUJPOPGUIFVOJUJTBMTPWFSZnFYJCMFIPXFWFSUIF
 GSPOUPGUIF$PSFTIPVMEGBDFUIFMJTUFOJOHBSFBGPSCFTU 
sonic imaging, to allow the IR sensor at the front of the
 $PSFUPEFUFDUTJHOBMTGSPNUIFSFNPUFBOEUPCFTUPSJFOU
the microphone at the front of the Core for speakerphone
operation.
POWER UP
Press the POWERLFZUPUVSOUIFVOJUPOPGGPSPOTUBOECZ
BY
Core
POWER key

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POWER SAVING
By default, when the power adapter is connected and the
Core turned on, it is in the always-on state.
AUTO STANDBY MODE
5PTBWFQPXFSZPVDBOFOBCMFUIF"VUP4UBOECZNPEFCZ
pressing the POWER key for 10 seconds (until the LED
indicator flashes green).To reverse this action, press the power
key for 10 seconds again until the LED indicator flashes red.
In "VUP4UBOECZNPEFXIFOUIFpower adapter is connected
and the Core receives no audio signal for 30 minutes, from
any input (Bluetooth, Optical, or Aux), it automatically enters
UIFMPXQPXFSTUBOECZNPEF5PXBLFUIFVOJUQSFTTUIF
POWER key .
8IFOUIF$PSFJTJOUIF4UBOECZ.PEFUIF*3SFNPUFDPOUSPM
DBOCFVTFEUPXBLFUIFVOJU
If the Core is running on CBUUFSZQPXFS and has no audio
signal from any input (Bluetooth, Optical, or Aux) for 10
NJOVUFTJUUVSOTPGGUPTBWFCBUUFSZQPXFSSFHBSEMFTTPGXIFUIFS
UIFQPXFSTBWJOHGFBUVSFJTFOBCMFEPSEJTBCMFE5PUVSOUIF
$PSFCBDLPOQSFTTUIFPOWER key .
8IFOUIF$PSFJTDPNQMFUFMZPGGJFQPXFSDBCMFVOQMVHHFE
the IR remote control cannot control the unit since the Core is
not “on”.
LED INDICATORS
The LED Indicator on the top of the Core indicates the
operating mode.
LED Indication Mode
Red Power adapter connected,
4UBOECZNPEF
LED

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5IF-&%*OEJDBUPSPOUIFSFBSPGUIF$PSFJOEJDBUFTUIFCBUUFSZ
status.
LED Indication Mode
Blue Bluetooth on,
Connected to an external device
Purple Multi-room mode
White Aux input mode
Orange Optical input mode
Green Speakerphone mode is active
Flashing LED Reason
Flashing Red Power adapter not connected,
CBUUFSZMFWFMCFMPX
Flashing Blue #MVFUPPUIJTPOCVUJTOPUDPOOFDUFE
to a Bluetooth device
Flashing Purple Multi-room connection mode
Green
(one flash)
$POmSNTBGFBUVSFIBTCFFOFOBCMFE
Red
(one flash)
$POmSNTBGFBUVSFIBTCFFOEJTBCMFE
LED Indication Mode
Yellow Battery charging
Green Battery charged (over 90%)
Sound Reason
CFFQT #BUUFSZMFWFMCFMPX
power adapter not connected
CFFQT #BUUFSZMFWFMCFMPX
power adapter not connected
&OBCMFETPVOE #MVFUPPUIDPOOFDUJPOFTUBCMJTIFE
$POmSNTBGFBUVSFIBTCFFOFOBCMFE
%JTBCMFETPVOE Bluetooth disconnected,
$POmSNTBGFBUVSFIBTCFFOEJTBCMFE
SOUND NOTIFICATION
4PVOEOPUJmDBUJPOTJOEJDBUFCBUUFSZMFWFMBOEGFBUVSFTCFJOH
FOBCMFEEJTBCMFE

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PLAY MUSIC
VIA BLUETOOTH
A wireless Bluetooth connection is the easiest way to deliver
DPOUFOUGSPNBTNBSUQIPOFPSUBCMFUUPUIF$PSF#MVFUPPUI
EFWJDFTBSFiQBJSFEwUPFOBCMFBVUPNBUJDDPOOFDUJPO
XIFOFWFSUIFZBSFXJUIJOTJHOBMSBOHFBCPVUGFFUPS
metres).
Pair a Bluetooth device:
1. Press the SOURCE key until the LED indicator turns
 CMVFBOEnBTIFT
2. Turn on Bluetooth on the source device and in the list of
 BWBJMBCMF#MVFUPPUIEFWJDFTTFMFDUi$PSFYYYYYYw 
(where xxxxxx are six alphanumeric characters). When the
source device and the Core are paired and connected,
the LED indicator on the Core stops flashing and remains
 TPMJECMVF
Once a Bluetooth
connection is made
UIF-&%XJMMCFBLUE
3. When the source device and the Core are connected via
Bluetooth, select music on the source device to play it
through the Core.
4. To avoid hearing the source device’s sound notifications
 DBMMFNBJMUFYUFUDGSPNUIF$PSFEJTBCMFUIFNPOUIF
source device. This function and method depends on your
source device.
Bluetooth connection:
8IFO#MVFUPPUIJTFOBCMFEPOUIF$PSFUIF$PSFBUUFNQUTUP
auto-connect to the last connected source device.
t *GUIFMBTUDPOOFDUFETPVSDFEFWJDFJTXJUIJOSBOHFPG 
 UIF$PSFBOECPUIIBWF#MVFUPPUIFOBCMFEUIFZDPOOFDU

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t "MUFSOBUJWFMZZPVDBOFSBTFUIFDVSSFOU#MVFUPPUI 
 DPOOFDUJPOCZQSFTTJOHUIFSOURCE key for five
seconds.
VIA NFC
*GUIF$PSFJTPOTJNQMZUBQUIFVOMPDLFE/'$FOBCMFEQIPOF
PSUBCMFUBUUIFUPQDFOUFSPGUIF$PSFUPNBLFBOJOTUBOU
connection.The Core switches to Bluetooth mode, pairs with
UIFEFWJDFBOEFTUBCMJTIFTBDPOOFDUJPO5IJTQSPDFTTXJMMBMTP
disconnect the current Bluetooth connection, if any, to the
Core.
t *GUIF$PSFJTPOTUBOECZPSPGGUBQUIFVOMPDLFE
 /'$FOBCMFEQIPOFPSUBCMFUBUUIFUPQDFOUFSPGUIF$PSF
to turn the unit on and switch to Bluetooth mode, then
 UBQBHBJOUPQBJSUIF$PSFUPUIFEFWJDFBOEFTUBCMJTIB
connection.
automatically and then music or sounds from the source
 BSFQMBZFEUISPVHIUIF$PSF5IF-&%*OEJDBUPSJTCMVF 
when the Core is connected to a paired device.
t *GUIFMBTUDPOOFDUFEEFWJDFJTOPUBWBJMBCMFUIF$PSF 
waits in the disconnected state for manual connection
of a previously paired device or connection of a new
 EFWJDF5IF-&%*OEJDBUPSnBTIFTCMVFXIFO#MVFUPPUIJT
 POCVUUIF$PSFJTOPUDPOOFDUFEUPBOPUIFSEFWJDF
Disconnect Bluetooth:
t 5PEJTBCMFUIFDVSSFOU#MVFUPPUIDPOOFDUJPOUVSOPGG 
Bluetooth on your source device, or unpair (“Forget device”
on iOS devices) the Core on your source device.
Once Bluetooth is
discconnected LED will
CFnBTIJOHBLUE

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t 8IFOUIFTPVSDFEFWJDFBOEUIF$PSFBSFDPOOFDUFEWJB
Bluetooth, select music on the source device to play it
through the Core.
t 5PBWPJEIFBSJOHUIFTPVSDFEFWJDFTTPVOEOPUJmDBUJPOT
 DBMMFNBJMUFYUFUDGSPNUIF$PSFEJTBCMFUIFNPOUIF
source device. This function and method depends on your
source device.
NOTE: Some/'$FOBCMFEIBOETFUTXJMMBVUPNBUJDBMMZTXJUDI
Bluetooth on if it is not already on.
WIRED ANALOG CONNECTION
The Core includes a stereo analog input so you can connect
BTUBOEBSENNTUFSFPBVEJPDBCMFGSPNBOBMPHTPVOE
TPVSDFTTVDIBTB$%QMBZFSUVSOUBCMFXJUIBQIPOP
preamp), or PC.
 $POOFDUBTUBOEBSETUFSFPNNBVEJPDBCMFGSPNUIF
sound source to the AUX input of the Core.
2. Press the SOURCE key until the LED indicator turns white.
3. Select music on the source device to play it through the
 $PSF'PSCFTUTPVOERVBMJUZ UVSOUIFWPMVNFPOUIFTPVSDF
device to mid range and control the output volume using
the VOL- key and VOL+ key on the Core.
t *GUIF/'$QBJSJOHQSPDFTTJTOPUTVDDFTTGVMSFTUBSUUIF 
device you are pairing with the Core and repeat
the process.
NFC Antenna

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OPTICAL (DIGITAL) CONNECTION
The Core includes an Optical digital connector so you can
connect to digital sound sources such as a home theatre
TZTUFNDBCMFCPYPS57
 $POOFDUBOPQUJDBMBVEJPDBCMFGSPNUIFTPVOETPVSDF
to the OPTICAL input.
2. Press the SOURCE key until the LED indicator turns
orange.
3. Select music on the source device to play it through
the Core.
Once the optical (digital)
NPEFIBTCFFOTFMFDUFE
UIF-&%XJMMCFORANGE
Once the AUX (Line-in)
NPEFIBTCFFOTFMFDUFE
UIF-&%XJMMCFWHITE.
Phono
preamp

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MULTI-ROOM OPERATION
You can wirelessly connect up to eight Core speakers
throughout your home for whole-house audio via the Core’s
private dedicated 5.2/5.8 GHz frequency hopping network
UIBUQSPWJEFTVODPNQSFTTFEEJHJUBMBVEJPEJTUSJCVUJPOBCPWF
CD quality. This does not use or require a wireless home
network.
One Core speaker functions as the transmitter and all other
VOJUTSFDFJWFBOEQMBZUIFTJHOBMPSDBOCFDPOmHVSFEBT
independent speakers.
VOLUME CONTROL AND MUTING
The Volume controls increases or decreases the volume in
32 steps from muted to 100%.
8IFOUIFVOJUHPFTJOUPTUBOECZNPEFJUSFNFNCFSTUIFMBTU
WPMVNFMFWFMBOESFUVSOTUPJUXIFOJUDPNFTPVUPGTUBOECZ
mode.
*GUIFVOJUJTUVSOFEPOBGUFSCFJOHTIVUEPXOUIFMBTUWPMVNF
TFUUJOHVTFEJTSFNFNCFSFEBTMPOHBTJUJTOPUMPVEFSUIBO
step 25 or lower than step 9. If the last volume setting used
was louder than step 25, the level is reset to step 25. If the last
volume setting used was lower than step 9, the level is reset to
step 9.
When changing input sources, entering or leaving mute
NPEFBOEFOUFSJOHPSMFBWJOHTUBOECZNPEFUIFTZTUFN 
implements a soft muting scheme.The time taken
to unmute depends on the current volume level.
To mute the sound, press Mute on the remote control or turn
the volume down to 0 on the Core.
5PVONVUFQSFTTBOZCVUUPOPOUIFSFNPUFDPOUSPMPSBOZUPQLFZ
on the unit.

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To use the multi-room functionality simply follow these steps:
1. Make sure all your Core speakers are powered on.
2. Connect your music source (e.g., smartphone) to the Core
that will transmit to the other Core speakers, and play music.
3. On all other Cores, press the SOURCE key until the LED
indicator flashes purple to indicate Multi-room input.
4. Press the MULTI-ROOM key on the Core that is
connected to your music source.The LED indicator on that
$PSFXJMMnBTIPODFBOEUIFOSFUVSOCBDLUPUIFTPVSDFDPMPVS
Music will now play simultaneously on all your Core speakers.
To configure a different Core speaker as the transmitter, simply
press the MULTI-ROOM key on the chosen unit.
GROUPS
*UJTQPTTJCMFUPDSFBUFVQUPGPVSNVMUJSPPNOFUXPSLTJOPSEFS
UPDSFBUFTFQBSBUFHSPVQTXJUIJOPOFIPVTFIPMEPSCFUXFFO
IPVTFIPMETUPSFTPMWFOFUXPSLDPOnJDUXJUIBOFJHICPSGPS
FYBNQMF"MMVOJUTTIJQXJUI$IBOOFMTFMFDUFECZEFGBVMU
To select a different channel for a group, make the following
DIBOHFUPFBDI$PSFVOJUUIBUZPVXBOUUPCFJOUIJTTFQBSBUF
group:
1. Turn off the Core and disconnect the power adapter.
Transmitter
Receiver
Receiver

www.massfidelity.com 15
2. Remove the wireless module from the rear of the Core.
Be careful to not damage or touch the pins.
3. Set the alternative network sliding switch to channel
2, 3 or 4.
Channels
SPEAKERPHONE
When connected to a smartphone via Bluetooth, the Core
DBOCFVTFEBTBTQFBLFSQIPOFUPBOTXFSDBMMTXJUIPVU
touching the phone. The speakerphone function is normally
OPUFOBCMFECZEFGBVMU
 5PFOBCMFUIFTQFBLFSQIPOFGVODUJPOQSFTTBOEIPME 
 CPUIUIFPOWER key and SOURCE key for five
seconds.The LED indicator flashes green to confirm the
 TQFBLFSQIPOFGVODUJPOJTFOBCMFE
 /PUF0ODFSUBJOQIPOFTJUNBZCFOFDFTTBSZUPVOQBJS
(“Forget device” on iOS devices) and re-pair with the
Core to FOBCMFUIFTQFBLFSQIPOFGVODUJPO
4. Replace the wireless module.
 5VSOUIF$PSFCBDLPO
To link all the Cores with this new channel setting, see
.6-5*300.01&3"5*0/BCPWF

www.massfidelity.com 16
CHANGE DISPLAY NAME
The default Bluetooth device name for each Core unit is
Core-xxxxx (where xxxxxx are six alphanumeric characters),
IPXFWFSUIBUOBNFDBOCFPWFSXSJUUFOCZPOFPGQSFTFUT
stored in internal memory, simplifying the identification of the
different Core speakers in a multi-room system.
2. When a call is received on the smartphone, the Core
switches to Speakerphone operation.The music volume
fades and the LED indicator turns green. Press the
SOURCE key to answer the call or simply answer on your
smartphone.
NOTE: So the caller can hear you clearly, ensure the
microphone on the front of the Core faces your general
direction when speaking.
3. To end the call, press the SOURCE key again or hang
 VQPOZPVSTNBSUQIPOF5IFNVTJDGBEFTCBDLJOBOEUIF
LED indicator returns to the previous state.
 5PEJTBCMFUIFTQFBLFSQIPOFGVODUJPOQSFTTBOEIPMECPUI
the POWER key and SOURCE key for five seconds.
The LED indicator flashes red to confirm that speakerphone
 GVODUJPOJTEJTBCMFE
CHARGE USB DEVICES
The USB port provides a convenient location to power and
DIBSHFB64#EFWJDFTVDIBTBTNBSUQIPOFPSUBCMFU
t $POOFDUBTUBOEBSE64#DBCMFUPUIFEFWJDFUIFOUPUIF
USB Port. When charging has completed, disconnect the
 DBCMFGSPNUIF64#1PSUBOEUIFOGSPNUIFEFWJDF
Jim
Once speakerphone
connection is made
UIF-&%XJMMCFGREEN

www.massfidelity.com 17
1. To enter the Bluetooth renaming mode, press and hold the
POWER key and the MULTI-ROOM key for five
seconds.The LED indicator flashes green to confirm
you have entered renaming mode.
2. To scroll forward in the selections, press the VOL+ key .
 5PTDSPMMCBDLXBSEQSFTTUIFVOL- key .
3. Press the MULTI-ROOM key to confirm your selection.
4. Press the POWER key to turn the unit off.
5. Press the POWERLFZUPUVSOUIFVOJUCBDLPO
6. Unpair the Bluetooth connection (“Forget device” on iOS
devices) then pair with the Core unit with the new name.
Voice-over Menu Associated Display Names
1. Living room Core-LIVING ROOM
2. Kitchen Core-KITCHEN
3. Dining Room Core-DINING ROOM
4. Party room Core-PARTY ROOM
5. Bedroom 1 Core-BEDROOM 1
6. Bedroom 2 Core-BEDROOM 2
7. Patio Core-PATIO
8. Office Core-OFFICE
9. Salon Core-SALON
10. Cuisine Core-CUISINE
11. Salle à Manger Core-SALLE A MANGER
12. Salle de jeux Core-SALLE DE JEUX
$IBNCSF Core-CHAMBRE 1
$IBNCSF Core-CHAMBRE 2
15. Patio Core-PATIO
16. Bureau Core-BUREAU
17.Wohnzimmer Core-WOHNZIMMER
18. Küche Core-KUECHE
19. Esszimmer Core-ESSZIMMER
The available presets are:

www.massfidelity.com 18
TROUBLESHOOTING
*GZPVIBWFBQSPCMFNXJUIZPVS$PSFUSZUIFGPMMPXJOH
USPVCMFTIPPUJOHTVHHFTUJPOTOFYUBOEBEEJUJPOBMTVHHFTUJPOT
POUIF'"25SPVCMFTIPPUJOHTFDUJPOPGPVSXFCTJUF
(massfidelity.com/support/faqs). If none of these solve the
QSPCMFNQMFBTFDPOUBDU$VTUPNFS4VQQPSUBUsupport@
massfidelity.com or give us a call at 1.800.367.0596.
The Core does not turn on
t 5IFCBUUFSZNBZCFDPNQMFUFMZEJTDIBSHFE$POOFDUUIF
power adapter and wait 30 minutes for the unit to partially
charge enough to operate.
Volume too low
t *ODSFBTFUIFWPMVNFTFUUJOHPOUIFNVTJDTPVSDF
(e.g., smartphone).
t 5IFSFDPSEJOHBVEJPmMFNBZCFMPXWPMVNF
Try a higher quality recording/audio file.
t 5IFCBUUFSZNBZCFMPX$POOFDUUIFQPXFSBEBQUFSUP 
 QSPWJEFQPXFSBOESFDIBSHFUIFCBUUFSZ
Distorted sound
t 5IFRVBMJUZPGUIFBVEJPUIBUZPVBSFQMBZJOHBGGFDUTUIF
quality of the audio the Core produces. Because the
Core is a high-performance audio reproduction system, you
 NBZOPUIBWFCFFOQSFWJPVTMZBCMFUPIFBSUIFEJTUPSUJPOJO
 UIFBVEJPCVUOPXJUNBZCFFWJEFOU$IBOHJOHZPVSBVEJP
to a high-quality file or format will allow you to hear a
20. Partyraum Core-PARTYRAUM
21. Schlafzimmer 1 Core-SCHLAFZIMMER 1
22. Schlafzimmer 2 Core-SCHLAFZIMMER 2
23.Terrasse Core-TERRASSE
24. Büro Core-BUERO
25. Core Core

www.massfidelity.com 19
higher-quality signal. The Core cannot correct deficiencies
in the audio source.
t -PXFSUIFWPMVNFTFUUJOHPOUIFTPVSDFEFWJDFBOEPS
the Core.
t &OTVSFUIFTVSGBDFUIF$PSFJTTJUUJOHPOJTOPUJOUFSGFSJOH
with the sound.
t 5IFCBUUFSZNBZCFMPX$POOFDUUIFQPXFSBEBQUFS
Unable to pair with a Bluetooth device
t 1SFTTUIFSOURCE key for five seconds to delete existing
Bluetooth pairings then try pairing again.
Bluetooth connection lost
*GUIF$PSFJTTUJMMPQFSBUJOHJO#MVFUPPUINPEFCVUUIF
DPOOFDUJPOIBTCFFOMPTU-&%JOEJDBUPSnBTIJOHCMVF
t &OTVSFUIFSFBSFOPPCTUBDMFTUPCMPDL#MVFUPPUIXJSFMFTT
connection. Bluetooth is a short-range “same room” wireless
connection.
t .PWFUIFDPOOFDUFEEFWJDFDMPTFSUPUIF$PSF
t %FMFUFBMMFYJTUJOH#MVFUPPUIQBJSJOHTQSFTTUIF
SOURCELFZGPSmWFTFDPOETUIFOSFFTUBCMJTIUIF 
connection (see PLAY MUSIC section). If this does not work,
 USZUPQBJSBEJGGFSFOU#MVFUPPUIEFWJDFoJUTQPTTJCMFUIBU
your first Bluetooth device has very short range. There are
 TVCTUBOUJBMSBOHFEJGGFSFODFTCFUXFFO#MVFUPPUIEFWJDFT
The Core is a high performance Bluetooth device,
 CVUJUDBOOPUDPSSFDUGPSUIFMPXFS#MVFUPPUIQFSGPSNBODFPG
other devices.
Unresponsive to user input
*GUIF$PSFCFDPNFTVOSFTQPOTJWFUPBOZVTFSJOQVUVOBCMF
UPQPXFSPGGLFZTOPUSFTQPOEJOHBVEJPTUSFBNJOHDBOOPUCF
started or stopped, etc.), press the reset switch to reset and
power off the unit.

www.massfidelity.com 20
3. Use a small-tip tool to gently press the Reset switch.
The unit will power off completely.
4. Reinsert the wireless module.
5. Press the POWERLFZUPUVSOUIFVOJUCBDLPO
SPECIFICATIONS
Size (W x D x H) 6 x 6 x 4 in. (15 x 15 x 10 cm)
8FJHIU MCLH
Operating temperature 30 to 120 ºF (0 to 50 ºC)
Storage temperature 0 to 160 ºF (-20 to 70 ºC)
&YUFSJPSNBUFSJBMT $ISPNFQPMZDBSCPOBUFGBCSJD
Amplifier power 120 Watts
Frequency response 44 Hz – 20 kHz
RESET
1. Disconnect the power adapter from the Core.
 3FNPWFUIFXJSFMFTTNPEVMFBUUIFCBDLPGUIF$PSF
Be careful to not touch or damage the pins.