KEF SP4025BC - Manuals

7 Ta ble o f Con te nt s Se tt in g U p W i-F i S tr ea min g U si ng K EF Con ne ct A pp FA Q a nd T rou bl es hoo tin g 3. In the Box and Unpacking NOTICE! Risk of damage! Using a sharp knife or other pointed object to open the packaging may damage the speakers. • Be ver y careful when opening the...

8 Ta ble o f Con te nt s Se tt in g U p W i-F i S tr ea min g U si ng K EF Con ne ct A pp FA Q a nd T rou bl es hoo tin g 4. Setting Up LS50 Wireless II 4.1 Selecting an Appropriate Router The speakers must be “onboarded” to your personal Wi-Fi network (see chapter “Onboarding”) for the best sound q...

9 Ta ble o f Con te nt s Se tt in g U p W i-F i S tr ea min g U si ng K EF Con ne ct A pp FA Q a nd T rou bl es hoo tin g 4.2 Connecting to Power 1. Connect the power cables into the AC input connectors (A) on the back panels of the Primar y and Secondar y Speakers. 2. Connect the power plugs into t...

10 Ta ble o f Con te nt s Se tt in g U p W i-F i S tr ea min g U si ng K EF Con ne ct A pp FA Q a nd T rou bl es hoo tin g 4.3 Onboarding 4.3.1 Installing the KEF Connect App Install the KEF Connect App on your mobile device to get the speakers “onboarded” to your personal Wi-Fi network. 1. Search “...

11 Ta ble o f Con te nt s Se tt in g U p W i-F i S tr ea min g U si ng K EF Con ne ct A pp FA Q a nd T rou bl es hoo tin g 4.3.2 Using iOS Devices 1. Make sure your mobile device is connected to the network you want to onboard your speaker to. 2. Launch and login to the KEF Connect App on your mobil...

12 Ta ble o f Con te nt s Se tt in g U p W i-F i S tr ea min g U si ng K EF Con ne ct A pp FA Q a nd T rou bl es hoo tin g 4.3.3 Using Android Devices with Google Play Service 1. Make sure your mobile device is connected to your local Wi-Fi network.2. Launch and login to the KEF Connect App on your ...

14 Ta ble o f Con te nt s Se tt in g U p W i-F i S tr ea min g U si ng K EF Con ne ct A pp FA Q a nd T rou bl es hoo tin g 4.3.4 Using Android Devices without Google Play Service 1. Make sure your mobile device is connected to your local Wi-Fi network.2. Launch and login to the KEF Connect App on yo...

16 Ta ble o f Con te nt s Se tt in g U p W i-F i S tr ea min g U si ng K EF Con ne ct A pp FA Q a nd T rou bl es hoo tin g 4.4 Speaker Placement and Connection • The speakers should be placed on a flat and level surface that is free from vibration. • The two speakers are distinguished between the Pr...

17 Ta ble o f Con te nt s Se tt in g U p W i-F i S tr ea min g U si ng K EF Con ne ct A pp FA Q a nd T rou bl es hoo tin g 5. Connection and Control Interface 5.1 Front Panel Primar y Speaker Secondar y Speaker IR receiver

18 Ta ble o f Con te nt s Se tt in g U p W i-F i S tr ea min g U si ng K EF Con ne ct A pp FA Q a nd T rou bl es hoo tin g 5.2 Back Panel Controls and connections are found on the back panel of each speaker, marked as shown. V TV por t Plays audio input from a source (e.g. ARC/eARC por t of televisi...

20 Ta ble o f Con te nt s Se tt in g U p W i-F i S tr ea min g U si ng K EF Con ne ct A pp FA Q a nd T rou bl es hoo tin g 5.3 Bottom Panel • Rubber feet are found on the bottom panel of each speaker to prevent slipping on a hard surface. • Additionally, four threaded holes (M8 × 1.5) are also avail...

21 Ta ble o f Con te nt s Se tt in g U p W i-F i S tr ea min g U si ng K EF Con ne ct A pp FA Q a nd T rou bl es hoo tin g 5.4 Top Panel Control buttons and mode indicators are found on the top panel of the Primar y Speaker. Wi-Fi Volume up Bluetooth TV Optical Coaxial Auxiliar y Mute Volume down So...

22 Ta ble o f Con te nt s Se tt in g U p W i-F i S tr ea min g U si ng K EF Con ne ct A pp FA Q a nd T rou bl es hoo tin g 5.5 Remote Control Mute button Volume up button Play/pause button Nex t source button On/off button Volume down button Previous button Previous source button Nex t button • Inse...

23 Ta ble o f Con te nt s Se tt in g U p W i-F i S tr ea min g U si ng K EF Con ne ct A pp FA Q a nd T rou bl es hoo tin g 5.6 KEF Connect App The KEF Connect App allows you to set up the speakers, apply sound settings, turn on/off the speakers, switch sound sources, and access and play back your st...

24 Ta ble o f Con te nt s Se tt in g U p W i-F i S tr ea min g U si ng K EF Con ne ct A pp FA Q a nd T rou bl es hoo tin g 6. Wi-Fi Streaming 6.1 Wireless Streaming Protocols To stream audio to the speakers, your mobile device must be connected to the same Wi-Fi network as the speakers. The speakers...

25 Ta ble o f Con te nt s Se tt in g U p W i-F i S tr ea min g U si ng K EF Con ne ct A pp FA Q a nd T rou bl es hoo tin g 6.1.2 Chromecast If your device is Chromecast-enabled, you can stream audio output from the device to the speakers. 1. Star t music or video playback on your Chromecast-enabled ...

27 Ta ble o f Con te nt s Se tt in g U p W i-F i S tr ea min g U si ng K EF Con ne ct A pp FA Q a nd T rou bl es hoo tin g 6.1.4 Music Streaming Apps Native Protocols 6.1.4.1 Spotify Connect Spotify is a digital music and podcast streaming ser vice that gives you access to millions of songs and othe...

30 Ta ble o f Con te nt s Se tt in g U p W i-F i S tr ea min g U si ng K EF Con ne ct A pp FA Q a nd T rou bl es hoo tin g 6.1.5 KEF Connect App Streaming The KEF Connect App offers direct access to various music streaming ser vices for playback through the speakers. For details, see chapter “Playin...

31 Ta ble o f Con te nt s Se tt in g U p W i-F i S tr ea min g U si ng K EF Con ne ct A pp FA Q a nd T rou bl es hoo tin g 6.1.5.5 TIDAL TIDAL is a subscription-based music, podcast and video streaming ser vice that combines lossless audio and high-def inition music videos with exclusive content and...

32 Ta ble o f Con te nt s Se tt in g U p W i-F i S tr ea min g U si ng K EF Con ne ct A pp FA Q a nd T rou bl es hoo tin g 6.2 Tips on Choosing Streaming Protocols Recommendations for the best wireless streaming options with regard to music/media apps on your mobile devices. App Wireless streaming p...

35 Ta ble o f Con te nt s Se tt in g U p W i-F i S tr ea min g U si ng K EF Con ne ct A pp FA Q a nd T rou bl es hoo tin g 7.3 ROON With Roon Ready cer tif ication, the speakers are compatible with Roon’s multi-room streaming functionality. Roon suppor ts “Zone Grouping”, or synchronizing audio play...

36 Ta ble o f Con te nt s Se tt in g U p W i-F i S tr ea min g U si ng K EF Con ne ct A pp FA Q a nd T rou bl es hoo tin g 8. Voice Control Over Mobile Device 8.1 Siri You can use Siri to control playback (e.g. skipping tracks, controlling the volume level) while your iOS mobile device is streaming ...

37 Ta ble o f Con te nt s Se tt in g U p W i-F i S tr ea min g U si ng K EF Con ne ct A pp FA Q a nd T rou bl es hoo tin g 9. Playback with Bluetooth You can pair your Bluetooth devices (e.g. computers) with the speakers through Bluetooth connection. The speakers must always be f irst connected to y...

38 Ta ble o f Con te nt s Se tt in g U p W i-F i S tr ea min g U si ng K EF Con ne ct A pp FA Q a nd T rou bl es hoo tin g Alternatively, press the Bluetooth pairing icon located at the upper right corner of the remote control in the KEF Connect App to disconnect the paired device. 2. Turn on the Bl...

39 Ta ble o f Con te nt s Se tt in g U p W i-F i S tr ea min g U si ng K EF Con ne ct A pp FA Q a nd T rou bl es hoo tin g 10. Playback with HDMI eARC input The speakers are compatible with HDMI eARC (enhanced Audio Return Channel) output from your TV for integrated control through a single HDMI cab...

40 Ta ble o f Con te nt s Se tt in g U p W i-F i S tr ea min g U si ng K EF Con ne ct A pp FA Q a nd T rou bl es hoo tin g 10.2 Selecting TV Mode • In the KEF Connect App, tap the TV Mode button (TV) to switch to TV Mode. • Alternatively, press the source button on the top panel of the Primar y Spea...

41 Ta ble o f Con te nt s Se tt in g U p W i-F i S tr ea min g U si ng K EF Con ne ct A pp FA Q a nd T rou bl es hoo tin g 11. Playback with Optical Input You can connect your devices with optical output (e.g. TV and game consoles) to the speakers through an optical cable. The speakers must always b...

42 Ta ble o f Con te nt s Se tt in g U p W i-F i S tr ea min g U si ng K EF Con ne ct A pp FA Q a nd T rou bl es hoo tin g 11.2 Selecting Optical Mode • In the KEF Connect App, tap the Optical Mode button (OPT) to switch to Optical Mode. • Alternatively, press the source button on the top panel of t...

43 Ta ble o f Con te nt s Se tt in g U p W i-F i S tr ea min g U si ng K EF Con ne ct A pp FA Q a nd T rou bl es hoo tin g 12. Playback with Coaxial Input You can connect your devices with coaxial output (e.g. DVD/CD player) to the speakers through a coaxial cable. The speakers must always be f irst...

44 Ta ble o f Con te nt s Se tt in g U p W i-F i S tr ea min g U si ng K EF Con ne ct A pp FA Q a nd T rou bl es hoo tin g 12.2 Selecting Coaxial Mode • In the KEF Connect App, tap the Coaxial button (CX) to switch to Coaxial mode. • Alternatively, press the source button on the top panel of the Pri...

45 Ta ble o f Con te nt s Se tt in g U p W i-F i S tr ea min g U si ng K EF Con ne ct A pp FA Q a nd T rou bl es hoo tin g 13. Playback with Auxiliary Input You can connect your devices with 3.5 mm audio output (e.g. turntables, computers, por table music players) to the speakers through an audio ca...

46 Ta ble o f Con te nt s Se tt in g U p W i-F i S tr ea min g U si ng K EF Con ne ct A pp FA Q a nd T rou bl es hoo tin g 13.2 Selecting Auxiliary Mode • In the KEF Connect App, tap the Auxiliar y Mode button (AUX) to switch to Auxiliar y mode. • Alternatively, press the source button on the top pa...

47 Ta ble o f Con te nt s Se tt in g U p W i-F i S tr ea min g U si ng K EF Con ne ct A pp FA Q a nd T rou bl es hoo tin g 14. Using KEF Connect App The KEF Connect App allows you to set up the speakers, apply EQ settings, turn on/off the speakers, switch sound sources and access and play back your ...

50 Ta ble o f Con te nt s Se tt in g U p W i-F i S tr ea min g U si ng K EF Con ne ct A pp FA Q a nd T rou bl es hoo tin g 14.3.1 Playing Music from Music Streaming Services 14.3.1.1 Amazon Music 1. To stream music, tap “Amazon Music” under “Music in the Cloud” in the KEF Connect App. 2. Login to yo...

69 Ta ble o f Con te nt s Se tt in g U p W i-F i S tr ea min g U si ng K EF Con ne ct A pp FA Q a nd T rou bl es hoo tin g 14.6 Choosing Your Speaker 14.6.1 My Speaker and Speakers Nearby This menu allows the KEF Connect App to switch to another pair of speakers for control and streaming. All speake...

71 Ta ble o f Con te nt s Se tt in g U p W i-F i S tr ea min g U si ng K EF Con ne ct A pp FA Q a nd T rou bl es hoo tin g 14.7 Speaker Preferences This menu allows you to conf igure various speaker preferences. To access this menu: 1. In the KEF Connect App, tap the Setting icon ( ) at the bottom o...

72 Ta ble o f Con te nt s Se tt in g U p W i-F i S tr ea min g U si ng K EF Con ne ct A pp FA Q a nd T rou bl es hoo tin g 14.7.4 Do Not Disturb – Top Panel Lock This setting enables the buttons on the top panel of the Primar y Speaker to be disabled (child lock). The LED indicators will still be on...

75 Ta ble o f Con te nt s Se tt in g U p W i-F i S tr ea min g U si ng K EF Con ne ct A pp FA Q a nd T rou bl es hoo tin g 14.9 Firmware Upgrade 14.9.1 Automatic Firmware Update after Onboarding After you have successfully set up the speakers with the KEF Connect App, you may be required to update t...

77 Ta ble o f Con te nt s Se tt in g U p W i-F i S tr ea min g U si ng K EF Con ne ct A pp FA Q a nd T rou bl es hoo tin g 14.10 Application This menu allows you to customise the streaming audio quality, theme and send analytics. To access this menu: 1. In the KEF Connect App, tap the Setting icon (...

80 Ta ble o f Con te nt s Se tt in g U p W i-F i S tr ea min g U si ng K EF Con ne ct A pp FA Q a nd T rou bl es hoo tin g 15. Cleaning and Maintenance WARNING! Risk of electric shock! Improper cleaning of the speakers may result in injur y. • Always unplug the power cables from the power sockets/ou...

81 Ta ble o f Con te nt s Se tt in g U p W i-F i S tr ea min g U si ng K EF Con ne ct A pp FA Q a nd T rou bl es hoo tin g 16. Disposal 16.1 Disposing of the Packaging Sor t the packaging before you dispose of it. Dispose of paperboard, cardboard and wrappings in accordance with your local guideline...

82 Ta ble o f Con te nt s Se tt in g U p W i-F i S tr ea min g U si ng K EF Con ne ct A pp FA Q a nd T rou bl es hoo tin g 17. FAQ and Troubleshooting 17.1 Set-up 1. How do I set up LS50 Wireless II? • First of all, a home Wi-Fi network is required. This is to ensure you can enjoy the full range of ...

84 Ta ble o f Con te nt s Se tt in g U p W i-F i S tr ea min g U si ng K EF Con ne ct A pp FA Q a nd T rou bl es hoo tin g 17.2 Playback and Streaming 1. Which is the best wireless streaming option for different apps? • Recommendations for the best wireless streaming options with regard to music/med...

86 Ta ble o f Con te nt s Se tt in g U p W i-F i S tr ea min g U si ng K EF Con ne ct A pp FA Q a nd T rou bl es hoo tin g 17.3 Troubleshooting 1. What should I do to set up LS50 Wireless II to another network? • A factor y reset is necessar y. This will clear the previous network settings and all E...

95 Ta ble o f Con te nt s Se tt in g U p W i-F i S tr ea min g U si ng K EF Con ne ct A pp FA Q a nd T rou bl es hoo tin g 18.2 Explanation of symbols 18.2.1 Warning Symbols The lightning f lash with arrowhead symbol, within an equilateral triangle, is intended to aler t the user to the presence of ...

97 Ta ble o f Con te nt s Se tt in g U p W i-F i S tr ea min g U si ng K EF Con ne ct A pp FA Q a nd T rou bl es hoo tin g 18.3 IR Command Codes LS50 Wireless II works with universal programmable remote control provided that the remote control manufacturers have implemented KEF IR command codes in t...