Bose AM267565 manuale d’uso

Bose ® Virtually Invisible ® 191 Speakers May 13, 2003 AM267565_00_V.pdf Bose Corporation[...]

2 Safety Information Important words of caution W ARNING: Installation shall be in accordance with the applicable section of the National Electrical Code, ANSI/NFP A 70, and/or the National Fire Alarm Code, ANSI/NFP A 72, as applicable. The wiring method and compartment shall be such as not to inter fere with the operation of the speaker . CAUTION:[...]

3 English Deutsch Français Español Nederlands Contents Introduction . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4 Before you begin... . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4 What m[...]

4 Introduction Before you begin... Please be sure to read this guide carefully before you do any cutting. There are many factors to consider when choosing a location for your speakers. Thank you for choosing to install Bose ® Virtually Invisible ® 191 speakers in your room. Innovative engineering and advanced design enable these speakers to deliv[...]

5 Preparation Unpacking Carefully unpack the speakers. Save all packing materials, which pr ovide the safest means to transport your speakers as needed. If any part of the speaker pair appears damaged, do not use the pair . Notify Bose or your authorized Bose ® dealer immediately . For Bose contact infor - mation, refer to the addr ess list includ[...]

6 Preparation W ear clothing appropriate for the job, and consider using a drop cloth or other material to protect the ar ea from debris. How and wher e you install the speakers will determine your need for optional equipment. Optional items: •A wire snake for running speaker cor d behind wallboard •A sturdy stool or ladder for installing speak[...]

7 Preparation Accessories that can help For installation in a drop ceiling (wher e tile is installed below the ceiling joists), Bose of fers an optional Drop Ceiling Kit (Pr oduct Code #031355) for two speakers. It protects the tile fr om bearing the weight of the speakers. Instructions are included with the kit. For installation in new constructio[...]

8 Preparation Installing in an exterior wall If you choose to install these speakers in an exterior wall (abutting the outside of your house), you will undoubtedly encounter insulation behind the wallboard. This can complicate the installation, requiring you to trim and push malleable insulation out of the way . Y ou will need to wear eye protectio[...]

9 Preparation Select the general wall area for one speaker As you decide where you want each speaker grille, use the guidelines below: CAUTION: Do not install near any heat sources, such as halogen lamps, r egisters, stoves, or other apparatus (including amplifiers) that produce heat. • The two speakers should be a minimum of 5 feet (1.5 m) apar[...]

10 Preparation • Each speaker enclosure extends into the wall or ceiling , as shown in the gray DO NOT CUT area on the template (Figur e 7), and below the grille. The speaker enclosur e can be inserted either up or down. Note: In cold climates where a humidifier is used, avoid inserting the speaker upside-down in an exterior wall to prevent pr o[...]

11 Preparation Using speaker cord Before you cut any cor d, estimate how much will be needed for each speaker . To do so, measure the distance from the r eceiver/amplifier to where each speaker will be installed. Make some allowance if the cord must go ar ound corners or through walls, and leave at least 14 inches (36 cm) of cord to pull fr om the[...]

12 Preparation Y ou also need to observe safe and practical standards: W ARNING: Make sur e the spot chosen is safe for drilling. Do not drill through surfaces that may have hazards, such as electrical wiring, conduits, or plumbing concealed behind them. Follow all other safety precautions. • Consult local building codes to inform yourself of the[...]

13 Preparation Before the wallboard goes up There ar e some standard guidelines for working in unfinished construction. • Begin this work after the studs and joists are in and the electrical wiring is completed. • Snap a chalk line across the face of the studs or the bottom of the joists and move back- ward as you drill, so you can keep the la[...]

14 Preparation Getting started Choose a path for the cord that avoids impediments to drill thr ough. Use a stud finder to identify inaccessible studs. It is common to run cord fr om the speaker location in a wall or ceiling to the attic and thr ough the wooden top plate that runs horizontally across the top of the vertical studs. Fr om the attic, [...]

15 Steps to Installing Before you make any holes Be sure you have r ead and understand the considerations provided in “Pr eparation” starting on page 5, so you can proceed with confidence. Installation is basically the same, whether you are using these speakers with a r ectangular grille or round grille and installing in a wall or ceiling. The[...]

16 Steps to Installing 2. Center the pilot-hole circles on the selected spot as you pr ess the template to the wall. 3. Use a pencil to trace around the inside of the cir cles (Figure 14). 4. Remove the template. Figure 14 Preparing to cut a pilot hole Round-faced speakers r equire additional clearance holes on either side of the speaker hole. Draw[...]

17 Steps to Installing Drilling the pilot hole Y ou will need a half-inch spade bit and power drill, or a special rotary cutting tool for this step. Using the proper equipment and pr otection is important. W ARNING: Use eye pr otection and be sure to observe all safety pr ecautions while using the drill or cutting tool (Figure 15). Figure 15 Cautio[...]

18 Steps to Installing T esting the space behind the hole Y ou need a tape measur e and a stur dy wire (such as a straightened coat hanger) 22 inches (55.9 cm) in length for this step. 1. Bend the wire as shown in Figur e 17. Figure 17 A 22-inch (55.9 cm) length of sturdy wire bent in two places Tip: For greater accuracy , make the first bend a li[...]

19 Steps to Installing Figure 19 Checking the space for the width of the speaker • If the wire goes ar ound the 360˚ arc without a pr oblem, proceed to step 5 below . • If you cannot rotate the wir e all the way around up to the first bend, you need to drill a new pilot hole elsewhere. Then r epeat the preceding steps 3 and 4. Now remove the [...]

20 Steps to Installing Note: To position the logo right-side-up if you inser t the speaker upside-down, r emove the outer frame from the face of the speaker , rotate it 180˚, then r eattach the frame. There ar e four speaker frame screws, labeled GRILLE, that hold the frame in place. They should not be con- fused with the dogleg clamp screws that [...]

21 Steps to Installing Prepare the wall for inserting the speaker Use care in the steps that follow to ensur e satisfaction with the end result. CAUTION: Now is a good time to r econsider your comfor t level with this job. If you have doubts about cutting into or running cord behind the wall, it’ s best to stop here. Then you can contact a profes[...]

22 Steps to Installing Tip: If necessary , use tape to hold the template temporarily in place (see T APE HERE on the template). Then run your pencil along the entire template edge, except wher e there is tape. Cutting the speaker hole Y ou need a small saw or specialized cutting tool (for example, a keyhole or drywall saw) for this step of the inst[...]

23 Steps to Installing 6. Cut around thr ee of the four sides of the outline you drew , not all the way ar ound (Figure 24a). W ARNING: Keep fingers away fr om the cutting blade. 7. Hook your finger into the pilot hole and then make the final cut (Figur e 24b ). 8. Using your finger , pull out the piece of wallboard you have just cut. Figure 24[...]

24 Steps to Installing Figure 25 Pulling the wire up and out, to the left 2. Use tape or the assistance of another person to temporarily affix the loose end of the wire above and to the left of the hole (Figur e 26). This keeps the wire out of the way until you have the speaker partially inserted in the wall and are r eady to make the connections.[...]

25 Steps to Installing 1. Use both hands to support the speaker and angle it slightly , so it is diagonal to the hole. This allows clearance for the wall stops. 2. Insert the bottom of the enclosure thr ough the hole and down part of the way – or up, depending on your clearance issues (Figure 27). Figure 27 Partially inserting the rectangular -fa[...]

26 Steps to Installing Make the speaker connections Y ou need a Phillips-head scr ewdriver for this step. Tip: Pay attention to maintaining the proper polarity (+ to + and – to –) with these connec- tions. An error her e will adversely affect speaker performance. Also be sure to tighten each screw secur ely , but not enough to cause undesirable[...]

27 Steps to Installing To test the speaker: 1. T ur n on the receiver/amplifier and play a piece of music that is familiar to you. 2. Listen for clarity and accuracy of the performance from one speaker . • If you hear a problem, r efer to “T roubleshooting” starting on page 32. • If the performance sounds fine, test the other speaker , or[...]

28 Steps to Installing Secure the speaker to the wall CAUTION: If you use a scr ew gun to tighten any screws, first select the gun’ s lowest tor que setting (do not exceed 2-4 inch-pounds or 0.2-0.5 N-m of torque). If the scr ew does not seat properly , finish installing the screw at the next highest tor que setting, or by hand. When the speake[...]

29 Steps to Installing 4. Line up the curved edge of the grille with the curve over the Bose ® logo and press that edge into the speaker frame first (Figure 33). 5. Press the top of the grille firmly into place until you feel some r esistance. When the grille lines up flush with the frame of the speaker , it is seated properly . Figure 33 Snapp[...]

30 Steps to Installing Painting the grille It is important to prevent paint fr om clogging the grille perforations, which can adversely affect performance. Y ou can use a dry brush technique or choose to spray paint the grille. Do not use a paint roller , however . Regardless of the technique you choose: • Remove the grille from the speaker if it[...]

31 Steps to Installing Steps for spray painting: 1. T o prevent dirt or dried paint particles fr om blowing back into the grille perforations, suspend the grille or place it on a wire scr een. 2. Apply the paint to the grille surface at a 45˚ angle. Then rotate the grille by 180˚ and repaint it at 45˚. Figure 34 Angling and turning used to apply[...]

32 Reference T roubleshooting Customer service For additional help in solving problems, contact your Bose dealer . Or , to contact Bose Customer Service, refer to the address list included in the carton. W arranty period Bose Virtually Invisible ® 191 speakers are cover ed by a limited 5-year transferable warranty . Details of coverage ar e on the[...]

33 Reference Accessories •D r op Ceiling Kit for two speakers – PC031355 Protects the tile fr om bearing the weight of the speakers. Instructions included. • Rough-in Kit for two speakers – PC031353 Reserves a place for the speakers after the studs are in place and befor e the wallboard is added, and indicates wher e the wallboard hole shou[...]

©2003 Bose Corporation, The Mountain Framingham, MA 01701-9168 USA 267565 AM Rev . 00 JN30333 AM267565_01_V.pdf May 13, 2003[...]