User manual B&W XT4

[. . . ] You can call B&W in the UK or visit our web site to get the contact details of your local distributor. To validate your warranty, you will need to produce this warranty booklet completed and stamped by your dealer on the date of purchase. Alternatively, you will need the original sales invoice or other proof of ownership and date of purchase. [. . . ] Space behind the speakers also helps to create an impression of depth. Conversely, moving the speakers closer to the walls will increase the level of bass. To reduce the bass level without moving the speakers further from the wall, fit one or both foam plugs in the port tube (figure 5). to access the ports , remove the grille by gently pulling it away from the cabinet. Uneven bass is usually due to resonance modes in the room and it is worth experimenting with both speaker and listener position. If the central image is poor, try moving the speakers closer together or toeing them in so they point at or just in front of the listeners. (figure 6) If the sound is too harsh, increase the amount of soft furnishing in the room (for example use heavier curtains), or reduce it if the sound is dull and lifeless. Test for flutter echoes by clapping your hands and listening for rapid repetitions. They can be reduced by the use of irregular shaped surfaces such as bookshelves and large pieces of furniture. If they stand on a carpet, fit the spike feet and stabilisers supplied after you have optimised the positioning. The spikes are designed to pierce through carpeting to the floor surface. Locate the split pin of each stabiliser in the clearance hole in the base and secure using the M6 cap head screws and 5mm Allen key provided. Screw the lock nuts fully onto the spikes and screw the spikes fully into the threaded inserts in the stabilisers. If the cabinet rocks, screw down the appropriate spikes from above using the 2 foam plugs 4 spike feet with lock nuts 4 stabilisers 4 M6 cap head screws 4 self-adhesive clear rubber feet 5mm Allen key Position the speakers so they subtend an angle of approximately 60º at the centre of the listening area Keep the speaker baffles at least 0. Clearance from the rear wall improves the impression of depth in the sound image. multi-channel audio front left and right (figure 2) · The speakers may be placed closer together than for 2-channel audio, because the surround channels tend to widen the image. [. . . ] If you do not have a carpet, fix the four self-adhesive clear rubber feet to the base of the speaker. If you wish to use an anti-static spray cleaner, spray onto the cleaning cloth, not directly onto the cabinet. Avoid getting cleaning agents on the grille fabric as staining may result. [. . . ]