Sony MDR-ZX780DC Help Manual Download

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Help Guide

Wireless Noise Cancelling Stereo Headset

MDR-ZX780DC

Receiving a call

You can enjoy a hands-free call with a smartphone or mobile phone that supports the BLUETOOTH profile HFP (Hands-free

Profile) or HSP (Headset Profile), via a BLUETOOTH connection.

If your smartphone or mobile phone supports both HFP and HSP, set it to HFP.

Operations may vary depending on the smartphone or mobile phone. Refer to the operating instructions supplied with your

smartphone or mobile phone.

Ring tone

When an incoming call arrives, a ring tone will be heard from the headset.

You will hear either of following ring tones, depending on your smartphone or mobile phone.

Ring tone set on the headset

Ring tone set on the smartphone or mobile phone

Ring tone set on the smartphone or mobile phone only for a BLUETOOTH connection

Connect the headset to a smartphone or mobile phone beforehand.

When you hear a ring tone, press button on the headset and receive the call.

When an incoming call arrives even while you are listening to music, playback pauses and a ring tone will be heard from the

headset.

If no ring tone is heard via the headset

The headset may not be connected with the smartphone or mobile phone with HFP or HSP. Check the connection status

on the smartphone or mobile phone.

If playback does not pause automatically, operate the headset to pause playback.

Press the VOL+ or VOL- button to adjust the volume.

Summary of Contents for MDR-ZX780DC

Page 1: ...anual if you encounter any problems or have any questions Getting started Before first use Read this first Features What you can do with the headset Parts and controls Location and function of parts BLUETOOTH function indicator Supplied accessories List of the included items ...

Page 2: ...3 3 or later and less than Android 4 1 Disconnecting the smartphone by one touch NFC Switching the device by one touch NFC Android devices not compatible with one touch connection NFC Pairing and connecting with an Android smartphone Connecting to a paired Android smartphone iPhone iOS devices Pairing and connecting with an iPhone Connecting to a paired iPhone Other BLUETOOTH devices Pairing and c...

Page 3: ... function Noise cancelling function Using the noise cancelling function Using the AI noise cancelling function Sound quality mode Switching the sound quality mode Making phone calls Making phone calls Receiving a call Making a call Functions for a phone call Disconnecting BLUETOOTH connection after use Using the voice assist function Siri Voice assist Using the voice assist function Siri Important...

Page 4: ...Low sound quality Sound skips frequently during playback The noise cancelling effect is not sufficient Pairing Pairing cannot be done One touch connection NFC Unable to connect the headset to a BLUETOOTH device with one touch connection NFC BLUETOOTH connection Unable to make a BLUETOOTH connection Distorted sound The BLUETOOTH wireless communication range is short or the sound skips The headset d...

Page 6: ...ETOOTH devices 15 One touch connection NFC compatible Android devices ii One touch connection NFC with a smartphone Android 4 1 or later 16 One touch connection NFC with a smartphone Android 2 3 3 or later and less than Android 4 1 18 Disconnecting the smartphone by one touch NFC 21 Switching the device by one touch NFC 22 Android devices not compatible with one touch connection NFC ii Pairing and...

Page 7: ...ncelling function 47 Using the noise cancelling function 48 Using the AI noise cancelling function 50 Sound quality mode iii Switching the sound quality mode 52 Making phone calls iii Receiving a call 54 Making a call 56 Functions for a phone call 58 Disconnecting BLUETOOTH connection after use 46 Using the voice assist function Siri iii Voice assist iii Using the voice assist function Siri 60 Imp...

Page 8: ...le to connect the headset to a BLUETOOTH device with one touch connection NFC 77 BLUETOOTH connection iv Unable to make a BLUETOOTH connection 78 Distorted sound 79 The BLUETOOTH wireless communication range is short or the sound skips 80 The headset does not operate properly 81 Phone calls iv No voice from callers 82 Low voice from callers 83 Resetting or initializing the headset v Resetting the ...

Page 9: ...ctions This covers initial settings and basic operations Reference Guide This includes information about using your headset safely and specifications of your headset For information about the customer support Web site access http www sony net About battery charging Charge the headset before you use it for the first time Related Topic Charging the headset 4 596 344 11 1 Copyright 2016 Sony Corporat...

Page 10: ... and lets you focus on music Clear voice hands free calling with built in microphone One touch connection NFC SBC AAC and Qualcomm aptX compatible 40 mm driver unit Comfort around ear style A headphone cable is included for use as wired headphones if the battery runs out Carrying pouch carrying case Swivels flat and easy portability 4 596 344 11 1 Copyright 2016 Sony Corporation 2 ...

Page 11: ... headband 3 left unit 4 Built in antenna The BLUETOOTH antenna is built into the headset 5 RESET button Resets and turns off the headset 6 N Mark 7 Microphone Picks up the sound of your voice when talking on the phone and noise when using the noise cancelling function Both of the L and R microphones are used when talking on the phone 8 Indicator blue red 9 3 ...

Page 12: ...OWER button 10 Micro USB port Connect a computer to this port with the supplied micro USB cable to charge the headset 11 INPUT jack Connect a music player etc to this jack by using the supplied headphone cable Make sure that you insert the plug of the music player until it clicks Otherwise you may not hear the sound normally 12 Indicator green Shows the noise cancelling status 13 NC noise cancelli...

Page 13: ...lue Turns on in red Turns off Pairing mode Connectable Connecting Connected HFP HSP or A2DP Connected HFP HSP and A2DP Playing music or during a call HFP HSP or A2DP Playing music or during a call HFP HSP and A2DP Incoming call Hint When the remaining battery charge becomes low the indicator turns from blue to red except for pairing mode 4 596 344 11 1 Copyright 2016 Sony Corporation 5 ...

Page 14: ...ms in the list are included in the package If items are missing contact your dealer Numbers in indicate the item amount Wireless Noise Cancelling Stereo Headset 1 Carrying case 1 Carrying pouch 1 USB charger 1 Micro USB cable approx 50 cm 19 3 4 in 1 Headphone cable approx 1 2 m 47 1 4 in 1 Reference Guide 1 Operating Instructions 1 6 ...

Page 16: ...on manual on the Web which can be accessed by a PC or smartphone provides the detailed information on how to use the headset and troubleshooting etc Operating Instructions enclosed paper Provides basic information on how to connect or use the headset Reference Guide enclosed paper Provides precautions and specifications 4 596 344 11 1 Copyright 2016 Sony Corporation 8 ...

Page 17: ...h any of the following operating systems and USB port When using Windows Windows 8 1 Windows 8 1 Pro Windows 8 Windows 8 Pro Windows 7 Home Basic Home Premium Professional Ultimate Windows Vista Service Pack 2 or later Home Basic Home Premium Business Ultimate When using Mac Mac OS X version 10 3 or later Note Sony does not guarantee proper operation in all system environments When using Windows 8...

Page 18: ...nsult your nearest Sony dealer Ambient temperature exceeds the charging temperature range of 5 C 35 C 41 F 95 F There is a problem with the battery If the headset is not used for a long time the indicator red may not light up when you connect the micro USB cable to charge the headset In this case do not disconnect the micro USB cable from the headset wait a few minutes until the indicator red ligh...

Page 19: ... Never leave the headset in a car parked in the sun If the computer enters into hibernation mode while connected to the headset charging will not be completed properly Check the setting of the computer before charging The indicator red will go off automatically if the computer enters into hibernation mode Charge the headset again in this case Use the supplied micro USB cable only and connect direc...

Page 20: ...Max 13 hours NC ON Max 19 hours NC OFF Music playback time aptX Max 11 hours NC ON Max 17 hours NC OFF Communication time Max 10 hours NC ON Max 12 hours NC OFF Standby time Max 26 hours NC ON Max 150 hours NC OFF When connecting via the headphone cable Max 24 hours NC ON Note Usage hours may be shorter depending on the Codec and the conditions of use 4 596 344 11 1 Copyright 2016 Sony Corporation...

Page 21: ...ery charge by the number of times the indicator red flashes You can also check the remaining battery charge when the headset is turned on Pressing the POWER button will cause the indicator to flash and show the remaining battery charge 3 times High 2 times Medium 1 time Low needs to charge When the battery is almost empty The indicator turns red When the battery becomes empty the headset sounds a ...

Page 22: ...ou to listen to music or make phone calls wirelessly Listening to music You can receive audio signals from a smartphone mobile phone or music player to enjoy music wirelessly Talking on the phone You can make and receive a call with your hands free while leaving your smartphone or mobile phone in your bag or pocket 4 596 344 11 1 Copyright 2016 Sony Corporation 14 ...

Page 23: ...ater installed excluding Android 3 x NFC NFC Near Field Communication is a technology enabling short range wireless communication between various devices such as smartphones and IC tags Thanks to the NFC function data communication for example BLUETOOTH pairing can be achieved easily by simply touching NFC compatible devices together i e at the N Mark symbol or location designated on each device C...

Page 24: ...ple BLUETOOTH pairing can be achieved easily by simply touching NFC compatible devices together i e at the N Mark symbol or location designated on each device Unlock the screen of the smartphone 1 Set the NFC function of the smartphone to on 2 Touch the headset with the smartphone Confirm that the screen of the smartphone is unlocked Touch the smartphone on the N Mark of the headset Keep touching ...

Page 25: ...hone terminates BLUETOOTH connection with any current device and connects to the headset One touch connection switching Related Topic How to make a wireless connection to BLUETOOTH devices Disconnecting the smartphone by one touch NFC Switching the device by one touch NFC Listening to music from a device connected via BLUETOOTH 4 596 344 11 1 Copyright 2016 Sony Corporation To disconnect touch the...

Page 26: ...TOOTH pairing can be achieved easily by simply touching NFC compatible devices together i e at the N Mark symbol or location designated on each device Unlock the screen of the smartphone 1 Set the NFC function of the smartphone to on 2 Download and install the app NFC Easy Connect If you have already downloaded the app proceed to step 4 NFC Easy Connect is a free Android app you can download from ...

Page 27: ...tion to BLUETOOTH devices Disconnecting the smartphone by one touch NFC Make sure that the app screen is displayed on the smartphone Touch the headset with the smartphone Confirm that the screen of the smartphone is unlocked Touch the smartphone on the N Mark of the headset Keep touching the headset with the smartphone until the smartphone reacts Refer to the operating instructions of the smartpho...

Page 29: ...is performed for about 5 minutes the headset turns off automatically To turn off the headset before that press and hold the POWER button for about 2 seconds The indicator blue goes off and the headset turns off 4 596 344 11 1 Copyright 2016 Sony Corporation Unlock the screen of the smartphone If you installed the app NFC Easy Connect in the smartphone start the app NFC Easy Connect 1 Touch the hea...

Page 30: ...king on a BLUETOOTH mobile phone connected to the headset you cannot switch the BLUETOOTH connection by one touch When the headset is connected with an NFC compatible smartphone if you touch the smartphone on another NFC compatible BLUETOOTH headset or BLUETOOTH speaker the smartphone disconnects from the headset and connects to the BLUETOOTH device it touched Note Unlock the screen of the smartph...

Page 31: ...on hand Enter pairing mode on this headset When you pair the headset with a device for the first time after you bought it or after you initialized the headset the headset has no pairing information press and hold the POWER button for about 2 seconds when the headset is turned off The headset enters pairing mode automatically When you pair a 2nd or subsequent device the headset has pairing informat...

Page 32: ...n the following cases Touch Bluetooth 3 Touch Search for devices 4 Touch MDR ZX780DC If passkey input is required on the display of the smartphone input 0000 The headset and the smartphone are paired with each other and connected If they are not connected see Connecting to a paired Android smartphone If MDR ZX780DC does not appear on the display try again from step 3 5 A Passkey may be called a Pa...

Page 33: ...ormation of the headset from the BLUETOOTH device and then pair them again The headset can be paired with multiple devices but can only play music from one paired device at a time Hint The above procedure is an example For details refer to the operating instructions supplied with your Android smartphone To delete all pairing information see Initializing the headset to restore factory settings Rela...

Page 34: ...rtphone 1 Turn on the headset Press and hold the POWER button for about 2 seconds Make sure that the indicator blue flashes after you release the button Check the connection status on the Android smartphone If not connected proceed to step 3 2 Search for this headset on the smartphone 3 Select Setting Bluetooth 1 Touch next to Bluetooth 2 26 ...

Page 35: ...headset tries to make a connection with a previously connected BLUETOOTH device you may not be able to connect to the device you want to If connection fails terminate the BLUETOOTH connection from the device that was previously connected Related Topic How to make a wireless connection to BLUETOOTH devices Pairing and connecting with an Android smartphone Listening to music from a device connected ...

Page 36: ... is on hand Enter pairing mode on this headset When you pair the headset with a device for the first time after you bought it or after you initialized the headset the headset has no pairing information press and hold the POWER button for about 2 seconds when the headset is turned off The headset enters pairing mode automatically When you pair a 2nd or subsequent device the headset has pairing info...

Page 37: ...ith up to 8 devices If a new device is paired after 8 devices are already paired the paired device with the oldest connection time is replaced by the new one When the pairing information for the headset has been deleted from the BLUETOOTH device Touch to change it to 3 Touch MDR ZX780DC If passkey input is required on the display of the iPhone input 0000 The headset and the iPhone are paired with ...

Page 38: ...le devices but can only play music from one paired device at a time Hint The above procedure is an example For details refer to the operating instructions supplied with your iPhone To delete all pairing information see Initializing the headset to restore factory settings Related Topic How to make a wireless connection to BLUETOOTH devices Connecting to a paired iPhone Listening to music from a dev...

Page 39: ...f the iPhone 1 Turn on the headset Press and hold the POWER button for about 2 seconds Make sure that the indicator blue flashes after you release the button Check the connection status on the iPhone If not connected proceed to step 3 2 Search for this headset on the iPhone 3 Select Settings 1 Touch Bluetooth 2 31 ...

Page 40: ...eadset tries to make a connection with a previously connected BLUETOOTH device you may not be able to connect to the device you want to If connection fails terminate the BLUETOOTH connection from the device that was previously connected Related Topic How to make a wireless connection to BLUETOOTH devices Pairing and connecting with an iPhone Listening to music from a device connected via BLUETOOTH...

Page 41: ...t When you pair the headset with a device for the first time after you bought it or after you initialized the headset the headset has no pairing information press and hold the POWER button for about 2 seconds when the headset is turned off The headset enters pairing mode automatically When you pair a 2nd or subsequent device the headset has pairing information for other devices press and hold the ...

Page 42: ...om the BLUETOOTH device When the headset is initialized all pairing information is deleted In this case delete the pairing information of the headset from the BLUETOOTH device and then pair them again The headset can be paired with multiple devices but can only play music from one paired device at a time Hint The above procedure is an example For details refer to the operating instructions supplie...

Page 43: ...ion is made when you turn on the headset While the headset is on you can make an A2DP connection music playback by pressing the button Note Turn on the headset Press and hold the POWER button for about 2 seconds Make sure that the indicator blue flashes after you release the button Check the connection status on the BLUETOOTH device If not connected proceed to step 2 1 Make the BLUETOOTH connectio...

Page 44: ...fails terminate the BLUETOOTH connection from the device that was previously connected Related Topic How to make a wireless connection to BLUETOOTH devices Pairing and connecting with other BLUETOOTH devices Listening to music from a device connected via BLUETOOTH Disconnecting BLUETOOTH connection after use 4 596 344 11 1 Copyright 2016 Sony Corporation 36 ...

Page 45: ...ime an HFP or HSP connection is made automatically when you turn on the headset At the same time an A2DP connection may also be made automatically If this happens disconnect the headset from the smartphone or mobile phone once using the phone then connect the devices again by repeating the process from step 2 4 596 344 11 1 Copyright 2016 Sony Corporation Pair the headset with BLUETOOTH devices re...

Page 46: ... phone calls change the settings of the smartphones so that only one of the functions is connected for each smartphone Pair the headset with both smartphones respectively 1 Use one of the smartphones to establish a BLUETOOTH connection with the headset 2 On the smartphone connected to the headset uncheck either Phone audio HFP or Media audio A2DP Example To connect Media audio A2DP only Touch Sett...

Page 47: ...11 1 Copyright 2016 Sony Corporation Use the other smartphone to establish a BLUETOOTH connection to the headset 5 In the same way uncheck the function that you did not uncheck in step 3 6 Use the first smartphone to establish a BLUETOOTH connection again Both smartphones are connected to the headset with only one function enabled 7 39 ...

Page 48: ...ngs on the Android smartphone so that only one of the functions is connected Connect the Android smartphone first and then connect the iPhone You cannot set the iPhone to connect one function only Pair the headset with both Android smartphone and iPhone respectively 1 Use the Android smartphone to establish a BLUETOOTH connection with the headset 2 On the Android smartphone connected to the headse...

Page 49: ...martphone with Phone audio HFP the remaining battery charge of the headset will not be displayed correctly on an iPhone 4 596 344 11 1 Copyright 2016 Sony Corporation Use the iPhone to establish a BLUETOOTH connection to the headset The iPhone is connected to the headset with both functions but you can only use the function that you unchecked in step 3 4 41 ...

Page 50: ... you can use the headset as noise cancelling headphones even if the headphone cable is connected In this case the headset does not turn off automatically when you connect the headphone cable The headset cannot be charged while in use When the noise cancelling function is turned on the headset turns off automatically if you disconnect the headphone cable When an incoming call arrives a ring tone wi...

Page 51: ...irelessly AVRCP Audio Video Remote Control Profile enables you to adjust volume etc The operation may vary depending on the BLUETOOTH device Refer to the operating instructions supplied with your BLUETOOTH device Connect the headset to a BLUETOOTH device 1 Wear the headset Adjust the length of the headband Put the headset with indication on your left ear and indication on your right ear The unit o...

Page 52: ...ontent protection Depending on the BLUETOOTH device it may be necessary to adjust the volume or set the audio output setting on the BLUETOOTH device Related Topic How to make a wireless connection to BLUETOOTH devices Controlling the audio device BLUETOOTH connection Disconnecting BLUETOOTH connection after use Using the noise cancelling function Using the AI noise cancelling function Switching th...

Page 53: ...owing function Press once during pause to start playback Press once during playback to pause Press once to skip to the previous next track Press and hold to fast reverse fast forward VOL Press the or button to adjust the volume Note If the communication condition is poor the BLUETOOTH device may react incorrectly to the operation on the headset The available functions may vary depending on the BLU...

Page 54: ...ice to the headset again If using a device that does not support one touch connection NFC operate from the BLUETOOTH device Press and hold the POWER button on the headset for about 2 seconds to turn off the headset Turn off the BLUETOOTH device Hint When you finish playing music the BLUETOOTH connection may terminate automatically depending on the BLUETOOTH device Related Topic Disconnecting the s...

Page 55: ...dset The noise cancelling function works for noise in the low frequency band primarily Although noise is reduced it is not cancelled completely When you use the headset in a train or a car noise may occur depending on street conditions Mobile phones may cause interference and noise Should this occur locate the headset farther away from the mobile phone Do not cover the microphones of the headphone...

Page 56: ...th the headphone cable and the noise cancelling function is turned on the indicator next to the POWER button turns off Hint If you use the noise cancelling function with a BLUETOOTH connection the noise cancelling function is on even if you connect the supplied headphone cable When you are using the supplied headphone cable press and hold the POWER button for about 2 seconds to turn off the headse...

Page 58: ...nly on a bus or a train is effectively reduced NC Mode C Reduces noise of relatively quiet and wide range of frequency sounds Background noise mainly present in an office environment computers copiers etc is effectively reduced Note The noise cancelling mode returns to NC Mode B when the noise cancelling function is turned off then turned on again the headset is turned off then turned on again Whe...

Page 60: ...de Priority on sound quality mode 3 times SBC high quality AAC or aptX is selected automatically Standard mode 2 times SBC high quality Priority on stable connection mode 1 time SBC Turn on the headset by pressing the POWER button for more than 2 seconds while holding the VOL or VOL button down If you turn on the headset while holding the VOL button down a mode with more priority placed on sound q...

Page 61: ...blue The playback time may become shorter depending on the sound quality and the conditions under which you are using the headset Depending on the ambient conditions in the area where you are using the headset intermittent sound may still occur even if the Priority on stable connection mode is selected 4 596 344 11 1 Copyright 2016 Sony Corporation 53 ...

Page 62: ...tones depending on your smartphone or mobile phone Ring tone set on the headset Ring tone set on the smartphone or mobile phone Ring tone set on the smartphone or mobile phone only for a BLUETOOTH connection Connect the headset to a smartphone or mobile phone beforehand 1 When you hear a ring tone press button on the headset and receive the call When an incoming call arrives even while you are lis...

Page 63: ...own for about 2 seconds or by using your smartphone or mobile phone If you adjust the volume on the headset when not talking the music playback volume is adjusted Volume during a call and volume during music playback can be adjusted independently Changing call volume does not change the volume of music playback and vice versa Related Topic How to make a wireless connection to BLUETOOTH devices Dis...

Page 64: ...0 cm 19 3 4 in away from the headset Noise may result if the headset and the smartphone or mobile phone are too close Connect the headset to a smartphone or mobile phone beforehand 1 Operate your smartphone or mobile phone to make a call When you make a call the dial tone is heard from the headset If you make a call while you are listening to music playback pauses If no dial tone is heard via the ...

Page 65: ...sic can be adjusted independently Even if you change the volume while playing back music the volume of a call does not change Related Topic How to make a wireless connection to BLUETOOTH devices Disconnecting BLUETOOTH connection after use Receiving a call Functions for a phone call 4 596 344 11 1 Copyright 2016 Sony Corporation 57 ...

Page 66: ...iri of the iPhone iPad Outgoing call Press the button once to cancel an outgoing call Press the button for about 2 seconds to change the call device between the headset and the smartphone or mobile phone Incoming call Press the button once to answer a call Press and hold the button for about 2 seconds to reject a call During call Press the button once to finish a call Press the button for about 2 ...

Page 68: ...peration above is an example For details refer to the operating instructions of the iPhone iPad Note For details on Siri refer to the operating instructions or support website of the iPhone iPad 1 Connect the headset to the iPhone iPad via BLUETOOTH 2 When the iPhone iPad is in standby or playing music press and hold the button to activate Siri You hear a startup sound 3 Make a request to Siri thr...

Page 69: ...ght or pressure on this headset as it may cause the headset to deform during long storage Do not subject the headset to excessive shock Clean the headset with a soft dry cloth Do not expose the headset to water The headset is not waterproof Remember to follow the precautions below Be careful not to drop the headset into a sink or other container filled with water Do not use the headset in humid lo...

Page 70: ...ntent of high quality AVRCP Audio Video Remote Control Profile Controlling A V equipment pausing stopping starting playback etc HSP Headset Profile Talking on the phone Operating the phone HFP Hands free Profile Talking on the phone Operating the phone by hands free Maximum communication range Use the devices within a range of about 10 m 30 feet of line of sight Maximum communication range may sho...

Page 71: ...one or listening to the music This unit supports security capabilities that comply with the BLUETOOTH standard to provide a secure connection when the BLUETOOTH wireless technology is used but security may not be enough depending on the setting Be careful when communicating using BLUETOOTH wireless technology We do not take any responsibility for the leakage of information during BLUETOOTH communi...

Page 72: ... the U S and other countries Microsoft Windows and Windows Vista are registered trademarks or trademarks of Microsoft Corporation in the United States and or other countries Mac and Mac OS are trademarks of Apple Inc registered in the U S and other countries Qualcomm is a trademark of Qualcomm Incorporated registered in the United States and other countries used with permission aptX is a trademark...

Page 73: ...tomer support websites Please access the following support home page to get the support information about your headset For customers in the U S A http esupport sony com For customers in Canada http esupport sony com CA 4 596 344 11 1 Copyright 2016 Sony Corporation 65 ...

Page 74: ...rge the battery You may be able to resolve some issues by charging the battery Reset the headset Initialize the headset This operation resets volume settings etc and deletes all pairing information Look up information on the issue on the customer support website If the operations above do not work consult your nearest Sony dealer Related Topic Charging the headset Customer support websites Resetti...

Page 75: ...Charge the battery of the headset The headset cannot be turned on while charging the battery Remove the micro USB cable from the headset and then turn on the headset again Related Topic Charging the headset Checking the remaining battery charge 4 596 344 11 1 Copyright 2016 Sony Corporation 67 ...

Page 76: ... supplied Check that the micro USB cable is connected to the headset and the computer firmly Check that the computer is turned on Check that the computer is not in standby sleep or hibernation mode When using Windows 8 1 update using Windows Update Related Topic Charging the headset 4 596 344 11 1 Copyright 2016 Sony Corporation 68 ...

Page 77: ...ancelling Stereo Headset MDR ZX780DC Charging time is too long Check that the headset and the computer are directly connected not via a USB hub Related Topic Charging the headset 4 596 344 11 1 Copyright 2016 Sony Corporation 69 ...

Page 78: ...micro USB cable again Check that the headset and the computer are directly connected not via a USB hub A problem may have occurred with the connected USB port of the computer Connect to another USB port if it is available Try the USB connection procedure again in cases other than those stated above Check that you are using the micro USB cable supplied 4 596 344 11 1 Copyright 2016 Sony Corporation...

Page 79: ...e volume of the headset and the connected device i e smartphone Check that the connected device is playing back If you are connecting a computer to the headset make sure the audio output setting of the computer is set for a BLUETOOTH device Pair the headset and the BLUETOOTH device again Check that the headphone cable is connected firmly Related Topic How to make a wireless connection to BLUETOOTH...

Page 80: ...Help Guide Wireless Noise Cancelling Stereo Headset MDR ZX780DC Low sound level Turn up the volume of the headset and the connected device 4 596 344 11 1 Copyright 2016 Sony Corporation 72 ...

Page 81: ...at you can listen to the broadcasts satisfactorily If you have previously connected the headset to this BLUETOOTH device only an HFP HSP BLUETOOTH connection may be made when the headset is turned on If this happens use the BLUETOOTH device and make an A2DP BLUETOOTH connection When you listen to music from a computer on the headset sound quality may be poor for the first few seconds after a conne...

Page 82: ...n in the dotted line below A Location of the built in antenna BLUETOOTH communications may be disabled or noise or audio dropout may occur under the following conditions There is a human body between the headset and the BLUETOOTH device This situation may be improved by placing the BLUETOOTH device facing the antenna of the headset There is an obstacle such as metal or wall between the headset and...

Page 83: ... Adjust the earpad position to fit your ears The noise cancelling function is effective in low frequency ranges such as airplanes trains offices near air conditioning and is not as effective for higher frequencies such as human voices Related Topic Noise cancelling function Using the noise cancelling function Using the AI noise cancelling function 4 596 344 11 1 Copyright 2016 Sony Corporation 75 ...

Page 84: ... and hold the POWER button of the headset for about 7 seconds to enter pairing mode When you pair the headset with devices again after initializing or repairing the headset information for pairing with the headset remaining on the iPhone or other device may prevent you from pairing them successfully In this case delete the pairing information of the headset from the device and then pair them again...

Page 85: ...dly fail to connect the headset with a smartphone by one touch connect it to the headset by on screen operation on the smartphone You cannot make a one touch connection NFC while charging the battery because the headset cannot be turned on Finish charging first and then make the one touch connection NFC You cannot make a one touch connection NFC when the headphone cable is connected to the INPUT j...

Page 86: ...on with the BLUETOOTH device may not be memorized on the headset Make a BLUETOOTH connection from the BLUETOOTH device to the headset soon after pairing is complete The BLUETOOTH device is in sleep mode The BLUETOOTH connection is terminated Make the BLUETOOTH connection again Related Topic BLUETOOTH function indicator How to make a wireless connection to BLUETOOTH devices 4 596 344 11 1 Copyright...

Page 87: ...Help Guide Wireless Noise Cancelling Stereo Headset MDR ZX780DC Distorted sound Keep the headset away from a microwave oven Wi Fi device etc 4 596 344 11 1 Copyright 2016 Sony Corporation 79 ...

Page 88: ... the built in antenna BLUETOOTH communications may be disabled or noise or audio dropout may occur under the following conditions There is a human body between the headset and the BLUETOOTH device This situation may be improved by placing the BLUETOOTH device facing the antenna of the headset There is an obstacle such as metal or wall between the headset and the BLUETOOTH device A device using 2 4...

Page 89: ...properly Reset the headset Pairing information is not deleted by this operation If you cannot use the headset even after resetting it initialize the headset Related Topic Resetting the headset Initializing the headset to restore factory settings 4 596 344 11 1 Copyright 2016 Sony Corporation 81 ...

Page 90: ...ed device i e smartphone Check that output of the BLUETOOTH device is set for the headset Select an HFP or HSP BLUETOOTH connection by operating the BLUETOOTH device If you are listening to music using the headset stop playback press the button on the headset and talk Related Topic How to make a wireless connection to BLUETOOTH devices Receiving a call Making a call 4 596 344 11 1 Copyright 2016 S...

Page 91: ...Help Guide Wireless Noise Cancelling Stereo Headset MDR ZX780DC Low voice from callers Turn up the volume of the headset and the connected device 4 596 344 11 1 Copyright 2016 Sony Corporation 83 ...

Page 92: ...even when it is turned on push the RESET button with a pointed object The headset is reset and turns off when it was on If the headset does not operate correctly even after resetting initialize the headset to restore factory settings Related Topic Initializing the headset to restore factory settings 4 596 344 11 1 Copyright 2016 Sony Corporation 84 ...

Page 93: ... press and hold the POWER and buttons simultaneously for more than 7 seconds The indicator blue flashes 4 times and the headset is reset to the factory settings All pairing information is deleted If the headset does not operate correctly even after initializing consult your nearest Sony dealer 4 596 344 11 1 Copyright 2016 Sony Corporation 85 ...

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