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Bose B1500 - page 1
B1 500 / B2000 Power Amplifiers Owner s Guide Designed for ...
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Bose B1500 - page 2
2 1. Safety Information Safety Warning This unit is fitted with a 3-wire power connector. For safety reasons , t he earth lead should not be disconnected in any circumstan ce . If gro und loops are encountered consult the section on input connections later in this manual. Please pay special attention to the AC power considerations part in chapter 4 ...
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Bose B1500 - page 3
3 Contents 1. Safety Information 2 2. Before you begin 2.1. Unpacking the Amplifier ... ...... 4 3. The B 1500 and B2000 Prof essiona l Power Amplifiers .. 5 4. Installation 4.1. Location and general precautions . 6 4.2. Mechanical considerations 6 4.3. Thermal co nsiderations ......... 6 4.4. A C power considerations .. 6 4.5. Magnetic le akage an ...
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Bose B1500 - page 4
4 2. Before You Begin Congratulations on your purchase of a new B OSE ® Professional Stereo Power Amplifier. The product has been designed to provide excellent son ic quality and has been engineered for reliability. 2.1 Unpacking the amplifier Carefully unpack y our a mplifier. Ke ep the original carton and packing materials for possible future us ...
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Bose B1500 - page 5
5 3. B 1500 / B2000 Power Amplifiers The B 1500 or B2000 A mplifier is a no compromise, high quality, class AB power amplifier. Fan speed is varied as required to keep the amplifier within its temperature limits. Signal limiters are included to protect speakers from clipped signals. The amplifiers include full DC and short circuit protection on the ...
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Bose B1500 - page 6
6 4. Installation 4.1 Location and general precautions Locate the unit where it will not be exposed to rain or moisture. If fluid or a foreign object enters the unit, disconnect the power plug. Do not pull by the cord; grasp the plug firmly. Contact an authorised dealer or service centre. Locate the unit wher e it will be protected from heat and al ...
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Bose B1500 - page 7
7 4. Installation Tx and the brown w ire to Spare Tx for 220Volt operation (Connect brown to Live Tx and violet to Spare Tx for 240Volt operation ). Live Tx Spare Tx B 1500 shown only . 4.5 Magnet ic leakage & R.F Interference considerations Like all high power amplifiers, B 1500 & B2000 should be kept away from other equipment that is sens ...
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Bose B1500 - page 8
8 4. Installation 4.6 Input s The inputs are made via 3-pin XLR connectors, w hich are electronically balanced and should be connected via a high grade twin core screened cable, as follows: - B alanc ed operation B 1500 shown only GND (Shield) GND (Shield) PIN1 - Screen (see note) PIN2 - Hot (signal +) PIN3 - Cold (signal -) - + GND (Shield) Balanc ...
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Bose B1500 - page 9
9 4. Installation Un balanced operation The a mplifier is designed to operate w ith fully balanced equip ment and ground loops or loss of performance may be exp erienced if connected to unbalanced sources. If it is unavoidable however, the following wiring should be used. The cable should still be twin core plus screen. B 1500 shown only PIN1 - Scr ...
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Bose B1500 - page 10
10 4. Installation 4.7 Link ing amplifiers Each amplifier channel is provided with a 3-pin XLR connector marked Link which allows the input signals to be linked to further amplifiers etc. The pin connections a re the same as for the input . 4.8 B ridged m ono operation For bridged mono operation connection should be made to channel A input only. Se ...
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Bose B1500 - page 11
11 4. Installation 4. 9 Outpu ts The speaker outputs are via Neutrik Speakon connectors. Only 2 of the 4 poles are used. Stereo o peration B 1500 Shown Only Terminations are as follows: - Ch annel A Live (Hot) + Pin +1 Ch annel B Live (Hot ) + Pin +1 Ch annel A Return(Cold ) - Pin -1 Channel B Return(Cold) - Pin -1 NOTE : 1. Although the "cold ...
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Bose B1500 - page 12
12 5. Operation 5.1 Switch on At S witch -on the protection cir cuit will initially activate whilst th e circuits stabilise. Assuming no faults are detected after a few seconds only the POWER LED ( and SIGNAL indicators if signal is applied) will illuminate. 5.2 Level c ontrols These are analogue controls allowing precise level settings. Note that ...
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Bose B1500 - page 13
13 6. Faults / Fuses / Maintenance There are internal secondary (low voltage) fuses on some internal supply rails. In the event of failure the uni t MUST BE DISCONNECTED FROM THE MAIN S SUPPLY B EFORE REMOVING THE UNI T COVER . The fus es sh ould be replaced with the sa me type only. THIS SHOULD BE C ARRIED OUT BY QUALIFIED PERSONS ONLY. WARNING: I ...
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Bose B1500 - page 14
14 7. BOSE ® EQ Card s The B 1500 and B2000 power amplifiers are compatible wit h the e ntire range of BOSE Equalisation Cards . When configuring a bi - amplified syste m jumper links allow you to select hi gh pass filter functionality on certain EQ cards for mid/high loudspeakers. Th is rolls off th e low fr equency to the mid/hi gh loudspeaker p ...
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Bose B1500 - page 15
15 7 . BOSE ® EQ Card s 7 .2 B2000 EQ card fitting Locate the EQ C ard sockets. Insert the EQ Card into the so cket, observing t he orientation of the mating connector. Remove the bypass jumper link for the channel (A = J104 or B = J204 ) a nd replace horizontally as shown below: Bypass active c h annel A EQ card active channel A Jumper location c ...
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Bose B1500 - page 16
16 7. BOSE ® EQ Card s 7 .3 EQ card fitting f or bridged mono operation The Bos e EQ card should be fitted into the channel A connector inside the amplifier and the input signal should be connected to input A. The brid ge sw itch on the rear of the amplifier should be set to bridge mode. The output is then taken from the bridged output Speakon soc ...
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Bose B1500 - page 17
17 8 . Technical Specification TECHNICAL SPECIFICATION B 1500 POWER OUTPUT: Continuous output power, both channels driven: Power values measur ed at 230Vac 450 Watts per channel into 8 from 20Hz to 20 kHz, with no more than 0.03% THD 715 Watts per channel into 4 from 20Hz to 20 kHz , with no more than 0.03% THD 1025 Watts per channel into 2 from 20 ...
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Bose B1500 - page 18
9 . Declaration of Conformity DECLARATION OF CONFO RMITY We, the offerer: Bose Corporation, The Mountain, Framingham, MA 01701 - 9168 USA acknowledge our responsibility, that the product: Kind of equipment: Audio amplifier Type designation: B 1500 Professional Power Amplifier, B2000 Professional Power Amplifier in accordance with EMC Directive 89/3 ...
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Bose B1500 - page 19
How to reach the sales offices in Europ e Austria Professional Systems Division, Austria Bose Ges.m.b.H., Business Park Vienna Wienerbergstrasse 7, 10 O.G. 1100 Wien, Österreich Telephone: 01 -60404340 Fax: 01 - 604043423 Belgium Professional Systems Division, Belgium Bose N.V., Limesweg 2 3700 T ongeren, België Telephone: 012 -390800 Fax: 012 -3 ...
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