Bose 901 Series VI Loud Owner'S Manual Download Page 4

4

Setting Up

Before you begin

Thank you for purchasing the Bose

®

 901

®

 Series VI Direct/Reflecting

®

 speakers. They repre-

sent the best in Bose Corporation speaker design and engineering and will give you many
years of listening pleasure.

The installation and operating principles of this system are significantly different from those of
conventional speakers. To obtain the best possible performance and avoid problems, please
take the time to read this guide.

CAUTION: 

You must have a Bose 901 active equalizer for a complete 901 speaker system.

The use of 901 Series VI speakers without the 901 Series VI active equalizer will result in
improper performance. The use of graphic or parametric equalizers, instead of the Bose 901
equalizer, will result in unsatisfactory performance.

Conventional graphic and parametric equalizers may be used in addition to, but not in place
of
 the Bose 901 active equalizer. However, the use of such additional equalizers is not
recommended since it will not improve system performance. For adequate performance you
must use the 901 Series VI active equalizer with these speakers.

Unpacking the cartons

A complete Bose 901 Series VI speaker system consists of three matched components: two
901 Direct/Reflecting

®

 speakers and a separate 901 Series VI active equalizer. Two cables are

included to connect the active equalizer to your receiver or amplifier. The 901 speakers and
equalizer are packed in three separate cartons. Carefully unpack your system, saving all
packing materials for possible future use.

Inspect the speakers and equalizer. If any part appears damaged, do not attempt to use the
system. Repack the speakers and equalizer in their original cartons and notify your authorized
Bose dealer immediately.

Note: 

Now is a good time to record the serial numbers of each speaker and the active

equalizer. Please write them on your warranty card and in the spaces provided on page 2.
The serial numbers are located on the bottom of the 901 speakers and on the back of the
equalizer.

WARNING: 

Each speaker carton weighs over 35 lb (16 kg). Use good lifting practice to

avoid injury.

WARNING: 

To avoid danger of suffocation, keep the plastic bags out of the reach of

children.

Figure 1

What comes in the three
cartons:

•  Two 901 speakers

•  One 901 active equalizer

•  Two equalizer cables

Summary of Contents for 901 Series VI Loud

Page 1: ...The Bose 901 Series VI Direct Reflecting Speaker System Owner s Guide...

Page 2: ...and enjoy all of its advanced features Save your owner s guide for future reference Safety Information CAUTION RISK OF ELECTRICAL SHOCK DO NOT OPEN CAUTION TO REDUCE THE RISK OF ELECTRIC SHOCK DO NOT...

Page 3: ...system Cleaning your speakers 17 Troubleshooting 17 Product Information Technical information 18 Accessories 18 Bose Corporation inside back cover Warranty period The Bose 901 speakers and active equa...

Page 4: ...the 901 Series VI active equalizer with these speakers Unpacking the cartons A complete Bose 901 Series VI speaker system consists of three matched components two 901 Direct Reflecting speakers and a...

Page 5: ...and amplifier components Most receivers have a TAPE MONITOR connection The 901 active equalizer is most commonly connected to the tape monitor connections on the receiver If you plan to connect a tape...

Page 6: ...hs 35 lb 16 kg a suitable shelf or table must be able to support 140 lb 64 kg Keep an adequate distance between the speakers and the rear wall as listed in Guidelines for placement above To stand the...

Page 7: ...han 18 inches 45 cm from the floor Do not suspend the speakers exactly halfway between the floor and ceiling Note If the speakers are more than 10 feet 3 m from the floor we suggest you lengthen the c...

Page 8: ...ch wire 1 Strip approximately 1 2 inch 12 mm of insulation from both wires 2 Twist the bare ends of each stranded wire to prevent strands from touching across terminals Connecting the speakers CAUTION...

Page 9: ...e deck use the additional set of inputs and outputs located on the back of the 901 active equalizer marked TAPE RECORDER CONNECTIONS The TAPE MONITOR switch on the front of the receiver lets you switc...

Page 10: ...6 Plug the power cord of the 901 active equalizer into one of the switched outlets on the receiver so that it will be powered when the receiver is switched on Figure 5 Connecting to the tape monitor...

Page 11: ...receiver so that it will be powered when the receiver is switched on Note This connection method does not allow you to connect a tape deck directly to the active equalizer Connect it to the receiver...

Page 12: ...ing the PLAY or MONITOR position All sound should stop If it does not check your equalizer wiring Be sure the 901 active equalizer MONITOR button is set to position 2 TAPE 2 Press the 901 active equal...

Page 13: ...If you connected the equalizer to the receiver s TAPE 2 connection you can use TAPE 1 for these components Before making any connections turn off the receiver and components Be sure the active equali...

Page 14: ...on Follow these steps to do this 1 Connect the tape deck outputs to the AUX input jack on your receiver 2 Leave the inputs of the tape deck connected to the TAPE OUTPUT jacks on the 901 active equaliz...

Page 15: ...e equalizer may not be en gaged Refer to Playing your speakers on page 14 5 When you are familiar with the effect of the MID BASS slider set it to the extreme left Start the musical passage again and...

Page 16: ...901 speakers Adding 901 speakers You need just one 901 Series VI active equalizer to use a second pair of 901 Series VI speakers connected to a single receiver or amplifier Connect the additional spe...

Page 17: ...speaker wire at the amplifier Reconnect it to the other channel If the speaker now plays correctly the problem is not in the speaker or wiring Neither speaker plays Connect the speakers to another re...

Page 18: ...Helical Voice Coil drivers in each cabinet Energy dispersion 89 by reflection 11 by direct radiation Enclosure 14 element Acoustic Matrix enclosure with three reactive air columns Nominal impedance 8...

Page 19: ...19...

Page 20: ...2004 Bose Corporation The Mountain Framingham MA 01701 9168 USA 195438 ENGvo AM Rev 03...

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