McIntosh XR27 User's Manual
Contents
1. III Figure 21 SINN ON WSS DAA Figure 22 XR27 Loudspeaker System Refer to figure 14 four screws 10 32 x 3 4 inch Allen Head into the openings vacated by the removal of the Stabilizer Bar XR27 into the wall 2 Using the supplied Allen Wrench and hardware install 3 Proceed to the CK27 Installation Guide to install the Melntosh Installation con t Vertical Mount Floor Stand Installation 1 Remove the four screws securing the Stabilizer Bar to the back of the XR27 Loudspeaker System Refer to figure 14 on page 8 2 Using the supplied Allen Wrench and hardware install four screws 10 32 x 3 4 inch Allen Head into the openings vacated by the removal of the Stabilizer Bar 3 Proceed to the ST27 Installation Guide to install the XR27 into the Vertical Mount Floor Stand Room Placement Loudspeaker placement in a room can greatly affect performance The XR27 Loudspeaker System is designed for both Music and Home Theater Systems The optimal method for selecting speaker locations includes the use of a real time spectrum analyzer operated by an experienced system installer An uncompromising installation would take into consideration the floor wall and ceiling coverings the type and placement of furniture and can even include the architectural design of the room and its construction materials In those instances where placement in the room is fixed an2. 5 Use a suitable wall stud finder to verify a proper mounting location for the Loudspeaker on the wall 6 Attach the Wall Bracket to the wall studs using the sup plied mounting screws 8 x 2 1 2 inch Phillips Flat Head making sure the large rectangular opening on the 4 bracket s located on the left side as you face it Refer to figure 20 Note It is important to anchor the Wall Bracket to at least three wall studs using three mounting screws per stud The large rectangular opening on the left side of the Wall Bracket Figure 20 allows for the optional routing of the Loudspeaker Hookup Wire inside the wall 7 Refer to pages 11 through 13 in this Manual and make the necessary con nections to the rear of the Loud speaker 8 With two persons supporting the XR27 Loudspeaker position it with the rear of the Wall Hanger almost touching the wall and above the mounted Wall Bracket Slowly lower the Loudspeaker down and align the top bent over portion of the Wall Hanger with the top of the mounted Wall Bracket Refer to figures 21 and 22 9 Locate the Loudspeaker Grille and align the fastening pins to the Grom mets on the front of the XR27 there are four pins on each side Carefully push down to secure the Grille to the Loudspeaker until it is firmly seated In Wall Installation 1 Remove the four screws securing the Stabilizer Bar to the back of the ms N N Ne
3. tripod bracket or table specified by the manufac turer or sold with the equipment When a cart is used use caution when moving the cart equipment combination to avoid in jury from tip over N Un NO USER SERVICEABLE PARTS INSIDE REFER SERVICING TO QUALIFIED PERSONNEL Care of Equipment 12 13 Clean only with a dry cloth Do not permit objects or liquids of any kind to be pushed spilled and or fall into the equipment through enclosure openings Repair of Equipment 14 15 16 17 Refer all servicing to qualified service personnel Ser vicing is required when the equipment has been dam aged in any way liquid has been spilled or objects have fallen into the equipment the equipment has been ex posed to rain or moisture does not operate normally or has been dropped Do not attempt to service beyond that described in the operating instructions All other service should be re ferred to qualified service personnel When replacement parts are required be sure the ser vice technician has used replacement parts specified by McIntosh or have the same characteristics as the origi nal part Unauthorized substitutions may result in fire electric shock or other hazards Upon completion of any service or repairs to this prod uct ask the service technician to perform safety checks to determine that the product is in proper operating condition Thank You a ana Your decision to own
4. Tweeters Impedance 4 ohms Nominal Frequency Response 80Hz 20kHz Sensitivity 89dB 2 8V Im Crossover Frequencies 2123112 2 800Hz Power Handling 1200 Watts Maximum Overall Dimensions 13 1 16 inches 33 18cm Height 46 5 8 inches 118 43cm Width 5 3 4 inches 14 61cm Depth Finish Black Ash Natural Cherry Red Cherry Weight 84 pounds 38 kg net 105 pounds 48 kg in shipping carton 14 Packing Instructions Packing Instructions In the event it is necessary to repack the equipment for High Frequency Section Column shipment the equipment must be packed exactly as re Quantity Part Number Description ceived Failure to do so will result in shipping damage l 034221 Top shipping carton Use the original shipping carton and interior parts only l 034222 Bottom shipping carton if they are in good serviceable condition If a shipping car 2 034205 Foam end cap ton or any of the interior part s are needed please call or 2 034206 Foam center cap write Customer Service Department of McIntosh Labora tory 15 McIntosh Laboratory Inc 2 Chambers Street Binghamton NY 13903 The continuous improvement of its products is the policy of McIntosh Laboratory Incorporated who reserve the right to improve design without notice Printed in the U S A MclIntosh Part No 04085501
5. environmental equalizer may be needed to restore proper musical balance Placement near a wall corner floor ceiling or any in tersecting surfaces will reinforce some bass frequencies Which bass frequencies are boosted by placement in a par ticular location is dependent on the dimensions of the room Test the various Loudspeaker locations by playing music with continuous bass setting up the speakers and listening to them from the main listening spot Move the Loudspeakers to an alternate location and repeat the listen ing paying attention to how the bass qualities and re sponse levels change Do not assume the loudest bass is best rather listen for booming a lack of articulation as well as a balance over the whole spectrum to assure the bass will not drown out the other parts of the music Ex periment with various Loudspeaker positions to determine the best sounding location Locating Loudspeakers for use in Home Theater In a Home Theater application the placement of Left and Right Front Loudspeakers can be limited by such considerations as the size and location of the video monitor The locating suggestions in the for use in a Music System section below can still be helpful as a starting place Refer to figure 18 Room Placement u TV Monitor LEFT FRONT RIGHT FRONT SUBWOOFER LEFT SURROUND SURROUND Yv v LEFT REAR RIGHT REAR SURROUND SURROUND Figure 18 Locating Lou
6. or damage the Loudspeaker System Drivers Place the Loudspeaker System with the front facing down on top of the packing material located on top of the shipping carton Refer to figure 10 GE UP gh UP Leal Figure 10 Installation Methods The XR27 may be installed using one of five installation methods listed below l 2 Placing the XR27 horizontally on a flat surface using the attached Stabilizer Bar Mounting the XR27 vertically on a wall using the sup plied Brackets and Hardware Mounting the XR27 horizontally on a wall using the supplied Bracket and Hardware Mounting the XR27 vertically or horizontally In Wall using the optional McIntosh CK27 which includes Brackets Hardware and a special Loudspeaker Grille Using the optional McIntosh ST27 Vertical Mount Floor Stand Proceed to the desired Installation Method that follows Installation using the Stabilizer Bar 1 Attach the rubber bumpers to the bottom long edge of 2 the XR27 Loudspeaker System and Stabilizer Bar Re fer to figure 11 Loosen but do not remove the four screws securing Stabilizer Bar Screws Small Rubber Bumpers Stabilizer Bar 3 ee Tighten the four screws securing the Stabi The vertical angle of the XR27 may be Large Rubber Bumpers Figure 11 the Stabilizer Bar to the back of the XR27 Loud speaker System Refer to figure 11 Reposition the Stabilizer Bar with the widest side even
7. television image to degrade McIntosh has designed special shielding around the magnetic structure of the XR27 Loudspeaker Elements to prevent interference e High Power Handling The Loudspeaker Elements and Crossover Components of the XR27 are all chosen for use with powerful amplifiers up to 1 200 watts Versatile Operation and Placement In additional to the regular connections the XR27 Loud speaker System provides separate connections for Bi Am plification hookups The Crossover Network has provi sions to ensure the best performance when the Loud speaker System is mounted n a wall Gold Plated Input Connectors The XR27 input connectors are gold plated for superior corrosion resistance and high electrical conductivity Melntosh XR27 Dimensions The following dimensions can assist in determining the best location for your XR27 Loudspeaker System 46 5 8 118 43cm Front View of the 13 1 16 XR27 33 18cm Mi RE 10 7 16 26 51cm 6 1 2 16 51cm o d 25 4cm l Rear View of the 10 178 XR27 25 72cm _ 1 3 8 n 18 73cm 19 5 8 9 49 85cm 11 16 24 60cm 1 2 30 48cm 1 11 16 as 2 22cm 4 29cm e 13 1 16 00 33 18cm End Views ofthe XR27 2 1 8 7 9 3 16 5 40cm 17 78cm 23 34cm Dimensions and Installation Installation DE zz zz zz zZ SB The XR27 Loudspeaker System requires two or more per sons to safely handle during assembly and placement Fol low
8. the cable end into the terminal side access hole and tighten the terminal cap until the cable is firmly clamped into the terminal so the wires cannot slip out Refer to figures 23 24 amp 25 IM Figure 23 Figure 24 Figure 25 How to Connect using two Amplifiers 1 Remove the jumpers between the LOW and MID HIGH Binding Posts and save them for possible future use 2 Connect a Loudspeaker cable from the Negative Binding Post of the Amplifier Number One to the XR27 LOW COMmon Binding Post ng Note If the XR27 Loudspeaker is installed into wall use the IN WALL Binding Posts instead of the LOW Binding Posts 3 Connect a Loudspeaker cable from the Positive Binding Post of the Amplifier Number One to the XR27 LOW 4Q Binding Post 4 Connect a Loudspeaker cable from the Negative Binding Post of the Amplifier Number Two to the XR27 MID HIGH COMmon Binding Post 5 Connect a Loudspeaker cable from the Positive Binding Post of the Amplifier Number Two to the XR27 MID HIGH 4Q Binding Post 6 Tighten all of the Loudspeaker and Amplifier Binding Posts McIntosh Single Channel Amplifier Number One 12 How to Connect using two Amplifiers 13 Melntosh Specifications Specifications System Driver Complement Four 8 inch Woofers One 6 5 inch Midrange Five 1 inch Dome
9. the instructions below for unpacking and assembly It is recommended that the Professionals at your McIntosh Dealer who are skilled n all aspects of installation and operation install the XR27 Loudspeaker System and any associated audio equipment Unpacking the Loudspeaker System l W Lift off the top of the Lift up on the rear of the Release the Loud Packing material ae Remove the banding material from the shipping car ton Refer to figure 8 Cut and remove band shipping carton and set it aside Cut and remove band Loudspeaker System near the foam packing material at both ends Place the entire assembly Loudspeaker System Loud speaker Grille On Wall mounting brackets and foam packing material next to the bottom shipping carton on a flat surface Refer to figure 9 Figure 8 Lift up here speaker Grille from the packing material by opening the slit in the packing material located on the top center Remove the Loudspeaker Grille from the protective shipping wrap and set it aside Lift up here Figure 9 In a similar manner lift out the Loudspeaker System and set it aside Replace the shipping carton top onto the shipping car ton bottom Take the two center pieces of the just re moved packing material and lay it down flat onto the top of the shipping carton Carefully remove the protective shipping bag s from the Loudspeaker System so as not to mar the finish
10. Owner s Manual XR2 Loudspeaker System gt Kinfoeh XR27 McIntosh Laboratory Inc 2 Chambers Street Binghamton New York 13903 2699 Phone 607 723 3512 FAX 607 724 0549 Melntosh WARNING TO REDUCE RISK OF FIRE OR ELECTRICAL SHOCK DO NOT EXPOSE THIS EQUIPMENT TO RAIN OR MOISTURE IMPORTANT SAFETY INSTRUCTIONS PLEASE READ THEM BEFORE OPERATING THIS EQUIPMENT General l 2 3 4 gt Read these instructions Keep these instructions Heed all warnings Follow all instructions Warning To reduce risk of fire or electrical shock do not expose this equipment to rain or moisture This unit is capable of producing high sound pres sure levels Continued exposure to high sound pres sure levels can cause permanent hearing impair ment or loss User caution is advised and ear pro tection is recommended when playing at high vol umes Only use attachments accessories specified by the manufacturer Installation d OO O 11 Install in accordance with the manufacturer s instruc tions Do not install near any heat sources such as radiators heat registers stoves or other equipment including amplifiers that produce heat Do not use this equipment near water Do not expose this equipment to dripping or splashing and ensure that no objects filled with liquids such as vases are placed on the equipment Use only with the cart stand
11. d Allen Wrench and hardware install four Allen Head 10 32 3 4 inch Screws into the open ings vacated by the removal of the Stabilizer Bar 3 Decide on which mounting Remove this Screw position will be used for the Loudspeaker and re move one of the center OURE AKER screws from both ends of L O U D ST the Loudspeaker Refer to Mentost figure 15 Note Save the just removed screws for possible Figure 15 future use 4 Attach the Nylon Pivot Pin to one of the L Mounting Brackets using the short Pivot Pin Screw and Lock Washer Refer to figures 16 and 17 for the correct opening location 5 Attach the other L Mounting Bracket to the Top of the Loudspeaker using the long Pivot Screw and Steel Bushing into the correct opening based on the desired mounting position 6 Determine the Loudspeaker Mounting Location on the wall making sure that the Mounting Brackets will be 10 11 Referring to fig Column With two per anchored to the studs located in side the wall Top and Bottom L Mounting Bracket Opening for screw allow ing horizontal rotation ures 16 and 17 in ies pening tor screw stall the Mounting allowing close to Sleeve on the wall wall mounting orient with open Senet ing at the top us Locking Screw Figure 16 ing the supplied Mounting Screws Phillips Head 1 4 x 1 3 4 inch Referring to figure 17 ye ae Woo measure down Mounting Wall SS Surface from th
12. dspeakers for use in a Music System When used in a Music System the distance between the Loudspeakers and the listener to the Loudspeakers should form an isosceles triangle If the speakers are too far apart relative to the listener some imaging can be lost Refer to figure 19 LEFT FRONT RIGHT FRONT BETWEEN SPEAKER DISTANCE SUBWOOFER LISTENER TO SPEAKER DISTANCE LISTENER TO SPEAKER DISTANCE Figure 19 How to Connect using a single Amplifier E How to Prepare Hookup Cables Connections using a single Amplifier The McIntosh XR27 Loudspeaker System utilizes binding 1 Connect a Loudspeaker cable from the Negative posts for speaker wire connections Prepare the Loud Binding Post of the Amplifier to the XR27 LOW speaker Hookup Cables that attach to the Power Amplifier COMmon Binding Post Output Terminals 2 Connect a Loudspeaker cable from the Positive Bare wire cable ends Binding Post of the Amplifier to the XR27 LOW 49 Carefully remove sufficient insulation from the cable Binding Post ends refer to figures 20 21 amp 22 If the cable is Note The LOW and MID HIGH COMmon Binding Posts stranded care must have a jumper installed between them Likewise fully twist the ft the LOW and MID HIGH 4Q Binding Posts must eds ne also have a jumper installed between them If the XR27 gether as Loudspeaker is installed into wall use the IN WALL ae lt ER Binding Posts i
13. e just Pivot Screw and K mounted L lock washer Bracket and Top L Bracket gt install the Bot Steel Pom tom L Bracket RN together with F the Shim Mounting A a Screws i Plate using the supplied Mounting Screws Phillips Head 1 4 x 1 3 4 inch ZN Ladane Screw and flat washer 42 1 2 107 95 cm sons orient the Loud speaker End with the Top L Bracket above Bottom L Bracket Po the Mounting Nylon Pivot B yt RAT Tee Sleeve and carefully line nz up the bracket with the sleeve Lower the Loud speaker onto the Nylon Pivot Point on the Bottom L Bracket while at the same time the Top L Bracket 1s inserted into the Mounting Sleeve Install the Locking Screw together with the Flat Washer into the opening on the Top L Bracket to se cure the Loudspeaker Locate the Loudspeaker Grille and align the fastening pins to the Grommets on the front of the XR27 there 1 3 4 4 45cm lt Pivot Pin Screw 4 and Lock Washer Figure 17 Installation con t are four pins on each side Carefully push down to secure the Grille to the Loudspeaker until it is firmly seated Horizontal On Wall Installation The supplied Horizontal On Wall Mounting Bracket al lows for mounting the XR27 Loudspeaker onto a wall The Loudspeaker may be rotated 15 Degrees allowing for placement either above or below a TV Monitor Screen The XR27 Loudspeakers s Smooth Freq
14. es The Crossover Networks utilize self resetting high current Poly Switches to provide an extra measure of protection The enclosure is an important part of the XR27 Loud speaker System and consists of a massive extruded alumi num enclosure Refer to figure 6 The front mounting board is made of 3 4 inch thick MDF that houses the four 8 inch Woofers one 6 1 2 inch Midrange and the five one inch inline Tweeter Drivers Refer to figure 7 It has multiple front to Figure 6 Figure 7 back internal braces to form a dampened rigid Structure The XR27 s small footprint allows for a variety of differ ent placements in a room Performance Features Patented LD HP Technology The McIntosh Low Frequency and Midrange Loudspeaker Elements feature the patented LD HP Magnetic Circuit Design This design when compared to conventional Loudspeaker Elements reduces distortion significantly It also increases power handling and efficiency Neodymium Iron Boron Alloy Magnets The five one inch Dome Tweeters use Neodymium Iron Boron Alloy that has a high flux density per unit of volume and helps to keep the weight to a minimum Bessel Function Array The individual tweeter amplitudes and phase relationships of the five tweeter array are adjusted to act as a high frequency point source Shielded Magnetic Field The XR27 may be used in Home Theater Installations near a television receiver or monitor without causing the
15. nstead of the LOW Binding Posts sible Figure 20 Ewes toute 3 Tighten all of the Loudspeaker and Amplifier Binding osts Note If desired the twisted ends can be tinned with solder to keep the strands together and or attach a spade lug Spade lug or prepared wire connection Insert the spade lug connector or prepared section of the cable end into the terminal side access hole and tighten the terminal cap until the cable is firmly clamped into the terminal so the wires cannot slip out Refer to figures 23 24 amp 25 Figure 23 Figure 24 McIntosh Single Channel Amplifier Melntosh How to Prepare Hookup Cables The McIntosh XR27 Loudspeaker System utilizes binding posts for speaker wire connections Prepare the Loud speaker Hookup Cables that attach to the Power Amplifier Output Terminals Bare wire cable ends Carefully remove sufficient insulation from the cable ends refer to figures 20 21 amp 22 If the cable is stranded care fully twist the E 0 5 inches strands to 12 7mm gether as tightly aS POS Figure 20 Figure 21 Figure 22 sible Note If desired the twisted ends can be tinned with solder to keep the strands together and or attach a spade lug Spade lug or prepared wire connection Insert the spade lug connector or prepared section of McIntosh Single Channel Amplifier Number Two
16. ntosh Laboratory Inc 2 Chambers Street Binghamton New York 13903 Phone 607 723 3515 Fax 607 723 1917 Copyright 2003 by McIntosh Laboratory Inc Table of Contents Sale IS NOG teen 2 Thank You and Please Take a Moment 3 Technical Assistance and Customer Service 00008 3 Table of Contents and Important Information 3 DiRT OG TCT OI een 4 Performance FF GATT CS een 5 TAG BONS ren rennen ee 6 ost 1121100 esse ee ee 10 How to Connect using a single amplifier 12 How to Connect using two amplifiers 14 How to Connect using three amplifiers 16 POS Tl CANONS een 18 Pac Kine Insofern 19 Important Information LS ae ee See Tr Tr TE Caution The XR27 weight is 84 pounds 38kg and requires two or more persons to safely handle 1 Loudspeaker Cables of adequate size are important to ensure that there will be no significant power loss or heating Cable size is specified in Gauge numbers or AWG American Wire Gauge The smaller the Gauge number the larger the wire size If the Loudspeaker Cables are 25 feet 7 62m or less use at least 18 Gauge AWG wire size or larger If the Loudspeaker Cables are 50 feet 38 1m or less use at least 14 Gauge AWG wire size or larger If the Loudspeaker Cables are 100 feet 76 2m or less use at least 12 Gauge AWG wire size or larger The Loudspeake
17. on of this Midrange Driver results in the incredible smoothness and clarity in the reproduction of the human voice The five 1 inch soft dome Tweeters are inline and connected to pro duce a Bessel Function Array Refer to figure 4 The indi Figure 4 vidual tweeter amplitudes and phase relationships are ad justed so the array acts as a high frequency point source One advantage of such an arrangement is a very smooth and even acoustic polar response This allows the listener to move off axis without suffering a change in high fre quency output The use of multiple tweeters combined with a heat sink also provides greatly increased power handling at high frequencies The Crossover Networks used in the XR27 Loud speaker System are designed to ensure an even frequency response over the entire audible range The Low Fre quency Crossover Network is a Third Order design utiliz ing Capacitors and Inductors with high current capacity Refer to figure 5 Low Loss DCR Inductors in the Low Figure 5 Frequency Network are chosen not to exhibit any core saturation even at high power levels This prevents the ad Introduction and Performance Features dition of distortion to the music at low frequencies The Midrange and High Frequency Crossover Networks utilize both Second and Third Order Crossover Designs The Ca pacitors and Inductors used are of a high current capacity design and include low loss ESR Polypropylene and Mylar typ
18. r Connection Terminals can accept up to 12 Gauge AWG wire 2 For additional connection information refer to the owner S manual s for any component s connected to the XR27 Loudspeaker System 3 The XR27 has built in speaker protection in the form of four automatic resetting solid state devices as part of the crossover networks One protects the tweeters one for the midranges and two for the woofers The characteristics of this protection are that a certain amount of overdrive is allowed but extended periods of overdrive will trigger protection If an obvious lack of high mid or low frequencies is noticed the Loudspeaker Protection Device may have activated The protection devices will automatically reset when the volume control is reduced significantly and kept low until the output of the affected Loudspeaker Element returns to normal 4 When the XR27 Loudspeaker System is driven by more than one amplifier the output levels of the different amplifiers connected to the Loudspeaker System must be adjusted to achieve a proper balance between the low midrange and high frequencies reproduced This adjustment is best achieved through the use of audio test equipment operated by a qualified installer 5 The XR27 is designed to be used with a Subwoofer like a McIntosh PS112 in order to hear the entire audible range of sound Melntosh Introduction McIntosh Acoustic Engineers have refined the Loud speaker System concept to provide
19. superior sound quality in a versatile enclosure with five different installation methods The Low Frequency Section of the System consists of four 8 inch Woofers They have a large magnet assembly and long cone excursions with very low levels of harmonic distortion and frequency response down to 80Hz Refer to figure 1 The Woofer also incorporates McIntosh s Pat Figure 1 ented LD HP Magnetic Circuit Design with shielding to greatly reduce any external magnetic field Extensive in vestigating and testing re sulted in a new design con cept which utilizes a pair of aluminum shorting sleeves in the magnetic circuit Re fer to figure 2 The sleeves virtually eliminate the nega tive influence of the fluctu ating voice coil field on the permanent magnet field This results in lower distor tion due to more linear magnetic flux in the voice coil gap Refer to figure 3 Additional benefits are less volume com pression due to improved heat transfer through the sleeves and a cooler operating voice coil Both measurements as well as critical listening reveal ten times less dis tortion than previ ous designs Conventional x Figure 2 Without LD HP With LDHP Figure 3 LD HP Pat No 5 151 943 The 6 1 2 inch Midrange Driver also incorporates MclIntosh s Patented LD HP Magnetic Circuit Design with shielding to greatly reduce any external magnetic field Refer to figures 1 2 and 3 The low distorti
20. this McIntosh XR27 Loudspeaker System ranks you at the very top among discriminating music listeners You now have The Best The McIntosh dedication to Quality is assurance that you will receive many years of musical enjoyment from this unit Please take a short time to read the information in this manual We want you to be as familiar as possible with all the features and functions of your new McIntosh Please Take A Moment The serial number purchase date and McIntosh Dealer name are important to you for possible insurance claim or future service The spaces below have been provided for you to record that information Serial Number Purchase Date Dealer Name Technical Assistance If at any time you have questions about your McIntosh product contact your McIntosh Dealer who is familiar with your McIntosh equipment and any other brands that may be part of your system If you or your Dealer wish ad ditional help concerning a suspected problem you can re ceive technical assistance for all McIntosh products at McIntosh Laboratory Inc 2 Chambers Street Binghamton New York 13903 Phone 607 723 1545 Fax 607 723 3636 Customer Service If it is determined that your McIntosh product is in need of repair you can return it to your Dealer You can also return it to the McIntosh Laboratory Service Department For as sistance on factory repair return procedure contact the McIntosh Service Department at McI
21. uency Response may be altered by large object s located in sound waves path or by locating the column too close to a floor or ceil ing There should be an unobstructed area in front of the Loudspeaker of at least 15 degrees either side from the center axis for the best performance 1 Remove the four screws securing the Stabilizer Bar to the back of the XR27 Loud Remove these Screws speaker System Refer to fig ure 14 Note Save the just removed Stabilizer Bar and screws for possible future use Melntosh 2 Using the supplied Allen Wrench and hardware install McINTOSH LABORATORY INC 2 CHAMBERS STREET BINGHAMTON NY 13903 MADE IN A four Allen Head 10 32 3 4 inch Screws into the openings Figure 18 vacated by the removal of the Stabilizer Bar 3 Remove both of the center screws from both ends of the Loudspeaker Refer to figure 18 Note Save the just removed screws for possible future use 4 Attach the Wall Hanger Bracket to the Loudspeaker us ing the supplied mounting screws 1 4 x 1 1 2 inch Allen Head and Wall Hanger Figure 19 lock washers making sure the large rectangular open ing on the bracket lines up with the Loudspeaker hookup terminal connections Refer to figure 19 Note The Loudspeaker may be mounted closer and parallel to the wall by using the two additional openings on the Wall Hanger Bracket instead of the openings allowing rotation of the Loudspeaker
22. with the long side edge of the XR27 ex truded aluminum enclosure Refer to figure 12 lizer Bar to keep it in place but not enough to prevent changing the angle of the XR27 in the following steps Figure 12 changed 5 5 degrees from perpendicular allowing the sound to be directed upwards or downwards to accom modate the seating arrangement in the room Refer to figure 13 This can be accomplished by tempo rarily loosening the four screws and moving the Stabilizer Bar upor Figure 13 Melntosh down When the desired angle is achieved tighten the four screws 6 Locate the Loudspeaker Grille and align the fastening pins to the Grommets there are four pins on each side on the front of the XR27 Carefully push down to se cure the Grille to the Loudspeaker until it is firmly seated Vertical On Wall Installation The supplied On Wall Mounting Brackets allow for two different mounting positions of the XR27 Loudspeaker relative to the wall The first position is with the Loud speaker close to and parallel with the wall The second po sition places the Loudspeaker further away from the wall and allows for horizontal rotation of 30 Degrees 1 Remove the four screws securing the Stabilizer Bar to Stabilizer Bar un Stabilizer Bar Figure 14 the back of the XR27 Loudspeaker System Refer to figure 14 Note Save the just removed Stabilizer Bar and screws for possible future use 2 Using the supplie
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