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Peavey 8002 manual

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Table of contents for the manual

  • Page 1

    owner’s manual Crest Audio Inc. 100 Eisenhower Dr., Paramus NJ 07652 USA TEL : 201.909.8700 FAX : 201.909.8744 http://www.crestaudio.com *A4400076* v . 1.0 4 / 29 / 98 Ch A Ch B - 80 - 30 - 15 - 10 - 6 - 3 - 1 ØdB - 80 - 30 - 15 - 10 - 6 - 3 - 1 ØdB 8002 Professional Power Amplifier Status Signal ACL 8002 po w er amplifier[...]

  • Page 2

    1 Sa ve the carton and packing materials ! Should you ev er need to ship the unit, use only the original factor y packing. For replacement packaging, call Crest Audio’ s Customer Ser vice Depar tment directly . 2 Read all documentation before operating your equipment. Retain all documentation for future reference. 3 F ollow all instructions print[...]

  • Page 3

    p. 1 table of contents 1 2 3 4 5 6 7 how to use this manual p.2 intr oduction p.3 installation p.5 unpacking mounting cooling and ventilation pow ering maintenance featur es over view p.11 fr ont panel rear panel operation modes p.17 stereo parallel bridged connections p.21 input output safety p.27 tour class protection precautions user responsibil[...]

  • Page 4

    p. 2 Pr o II owner’s manual how to use this manual 1 conventions terms official Crest Audio features and each indicator or control on the amplifier will a ppear as: terms actions specific actions or selections the user can ex ecute will appear as: actions tasks are br ok en down into steps 1 2 3 warnings indicators tips see see— refers to other[...]

  • Page 5

    p. 3 intr oduction 1 welcome Congratulations on y our pur chase of a new Pr o II Series pr ofessional pow er amplifier , and thank y ou for y our confidence in Crest Audio prod- ucts. Y ou ar e among the gr owing number of audio pr ofessionals who ha v e made Crest Audio one of the world’ s leading suppliers of pr ofessional and commer cial/indus[...]

  • Page 6

    p. 4[...]

  • Page 7

    p. 5 installation 2 unpacking mounting cooling and ventilation powering maintenance / what to do with the shipping carton / pr oper rack-mounting technique / k eeping the amplifier cooled / gr ounding the amplifier / r equired AC line voltag es / r outine maintenance practices[...]

  • Page 8

    Pr o II owner’s manual p. 6 installation 2 unpacking Please inspect the amplifier car efully immediatel y after unpacking. If you find any damage, notify your supplier/dealer immediatel y . Only the shipper ma y file a damage claim with the car rier for damage incurr ed during shipping. Be sure to sa ve the carton and all packing materials for th[...]

  • Page 9

    p. 7 installation 2 mounting All Pr o II Series amplifiers mount in standar d 19-inch racks. F our front-panel mounting holes ar e pro vided on each amplifier . Rear mounting ears giv e addi- tional support, and use of r ear supports is highly recommended in all mobile and touring sound systems. Handles ar e fitted standard. Ch A Ch B - 80 - 30 - 1[...]

  • Page 10

    Pr o II owner’s manual p. 8 installation 2 T o ensure optimum cooling of the amplifier , periodically clean its fan filters. These are removable without tools. Make certain that there is enough space around the front of the amplifier to allow the heated air to escape. If the amplifier is rack-mounted, do not use doors or covers on the front of th[...]

  • Page 11

    p. 9 installation 2 powering Unless otherwise specified when or dered, Pro II amplifiers shipped to cus - tomers are configur ed as follows: North America 90 –255 VA C @ 5 0–6 0 Hz Eur ope 180 –255 VA C @ 5 0–6 0 Hz Asia 180 –255 VA C @ 5 0–6 0 Hz Australasia 180 –255 VA C @ 5 0–6 0 Hz South America 90 –255 VA C @ 5 0–6 0 Hz Jap[...]

  • Page 12

    p. 10[...]

  • Page 13

    p. 11 featur es over view 3 fr ont panel r ear panel / location of connectors and contr ols / leg end of panel symbols[...]

  • Page 14

    Pr o II owner’s manual p. 12 featur es over view 3 Ch A Ch B - 80 - 30 - 15 - 10 - 6 - 3 - 1 ØdB - 80 - 30 - 15 - 10 - 6 - 3 - 1 ØdB 8002 Professional Power Amplifier Status Signal ACL 8002 shown 1 2 3 8 4 7 5 6[...]

  • Page 15

    p. 13 featur es over view 3 fr ont panel 1 Rack Mounting Ears T w o front-panel mounting holes ar e provided on each mounting ear . 2 Rack Handles 3 Fan Outlet Grills Pr o II Series amplifiers are cooled b y tw o, r ear -mounted fans. Cool air flows ov er the heat sinks and exhausts thr ough the front grills. Mak e sure these outlets r emain clear [...]

  • Page 16

    Pr o II owner’s manual p. 14 featur es over view 3 r ear panel 1 Output Connectors Pr o II Series pow er amplifiers are supplied with both high-cur r ent five- wa y binding posts and Speak ons installed. Binding posts: one pair per channel. Speak ons: one connector per channel, plus a third connector configur ed for bridged-mono operation. Connec[...]

  • Page 17

    p. 15 featur es over view 3 r ear panel 3 F emale Balanced XLR Input Connectors 4 Male Balanced XLR Input Connectors These connectors accept input signals on balanced male and f emale XLR input plugs. Connectors for each channel ar e in parallel; any unused XLR connectors ma y be used for daisy-chaining input connec- tions to other amplifiers. In P[...]

  • Page 18

    p. 16[...]

  • Page 19

    p. 17 operation modes 4 ster eo parallel bridged / choosing the appr opriate mode / s witching between operation modes / k eeping the amplifier cooled / special considerations when using bridged mode[...]

  • Page 20

    Pr o II owner’s manual p. 18 operation modes 4 mode selection The three-position, recessed Mode Select s witch (located on the r ear panel) configures the amplifier f or Stereo , Parallel or Bridged mode. Amplifiers are factor y-configured f or Stereo mode. ster eo In Stereo mode, both channels operate independently , with their input atten- uato[...]

  • Page 21

    p. 19 operation modes 4[...]

  • Page 22

    p. 20[...]

  • Page 23

    p. 21 connections 5 input output / pr oper wiring schemes for connectors: XLR speak on binding post / corr ect signal paths: stereo , parallel, and bridged[...]

  • Page 24

    Pr o II owner’s manual p. 22 connnections 5 inputs Use either male or female XLR connectors on the r ear to supply audio sig- nals to the inputs of y our Crest Audio Pro II Series amplifier . Pr o II Series amplifiers ar e configured standar d with pin 2 hot on XLR inputs. The input XLR polarity switch can configur e pin 3 hot if requir ed. outpu[...]

  • Page 25

    p. 23 connections 5 ster eo mode five-wa y binding post connectors parallel mode five-wa y binding post connectors bridged mono mode five-wa y binding post connectors Unused XLR connectors can be utilized to daisy-chain a signal source to additional amplifiers. Unused XLR connectors can be utilized to daisy-chain a signal source to additional ampli[...]

  • Page 26

    Pr o II owner’s manual p. 24 connnections 5 ster eo mode speak on output connectors parallel mode speak on output connectors bridged mono mode speak on output connectors Unused XLR connectors can be utilized to daisy-chain a signal source to additional amplifiers. Unused XLR connectors can be utilized to daisy-chain a signal source to additional [...]

  • Page 27

    p. 25 connections 5[...]

  • Page 28

    p. 26[...]

  • Page 29

    p. 27 safety 6 user r esponsibility speaker pr otection T ourClass / the o wner’ s r ole in amplifier safety / description of T ourClass protection featur es / pr otecting y our speak ers[...]

  • Page 30

    Pr o II owner’s manual p. 28 safety 6 user r esponsibility Y our Pr o II Series amplifier is very powerful and can be potentially dan- ger ous to loudspeakers and operators alik e . It is your r esponsibility to read impor tant precautions ( see the inside-front cov er ) and mak e sure that the amplifier is installed, wired, and operated properly[...]

  • Page 31

    p. 29 safety 6 speaker pr otection All loudspeak ers ha v e electrical, thermal, and ph ysical limits which must be obser ved to pr ev ent damage or failure. Cone or compression driv ers can be damaged ( sometimes to the point of failur e ) fr om excessive po wer , low frequencies a pplied to high fr equency drivers, sev erel y clipped wa vef orms,[...]

  • Page 32

    Pr o II owner’s manual p. 30 safety 6 T ourClass ® pr otection Every model in the Pro II Series incorporates T ourClass pr otection fea- tures. Derived fr om Crest Audio’ s extensive experience with the world’ s largest sound rental companies, the T ourClass group of cir cuits sets the industr y standard for assur ed pr otection of internal [...]

  • Page 33

    p. 31 safety 6 DC V oltage If an amplifier channel detects DC v oltage at its output terminals, the out- put rela y will immediately open to pr ev ent loudspeak er damage.The Status LEDs will turn red. Subsonic F requencies Built-in high pass filtering pr ovides subsonic fr equency protection for each channel. In addition, a rela y will open if exc[...]

  • Page 34

    p. 32[...]

  • Page 35

    p. 33 ser vice and suppor t 7 / when to g et suppor t / wa ys to contact Crest Audio suppor t contact us[...]

  • Page 36

    Pr o II owner’s manual p. 34 ser vice and suppor t 7 suppor t In the unlik ely e vent that y our amplifier de velops a pr oblem, it must be returned to an authorized distributor , ser vice center or shipped directl y to our factor y . T o obtain service , contact your near est Crest Audio Ser vice Center , Distributor , Dealer , or an y of the wo[...]

  • Page 37

    p. 35 ser vice and suppor t 7[...]

  • Page 38

    Pr o II owner’s manual p. 36 specifications a 800 W 750 W 1 400 W 1350 W 2000 W 1900 W 2800 W 2700 W 4000 W 3800 W 92 V rms, 130 V peak each channel 20 Hz –20 kHz , +0 / -0.3 dB ,- 3 dB @ 135 kHz 20 Hz –20 kHz , +0 / -0.23 dB < 0.05% rated power @ 4 Ω , 1 kHz < 0.0 1% rated power @ 8 Ω , 60 Hz and 7 kHz 400 :1 1 0–40 0 Hz @ 8 Ω [...]

  • Page 39

    p. 37 block diagram b[...]

  • Page 40

    Pr o II owner’s manual p. 38 wir e gauge c stranded cable length 0.3 mm 2 0.5 0.75 1. 5 2.5 4.0 2.9% 1. 7 4 1. 16 0.58 0.35 0.22 5.6% 3.4 2.3 1. 16 0.70 0.44 1 0.8% 6.7 4.5 2.3 1.39 0.87 0.5 mm 2 0.75 1. 5 2.5 4 6 4.3% 2.9 1 .45 0.87 0.55 0.3 7 8.2% 5.6 2.9 1. 7 4 1 .09 0.73 15.5% 1 0.8 5.6 3.4 2.2 1.45 0.5 mm 2 0.75 1. 5 2.5 4 6 8.24% 5.6 2.9 1.[...]

  • Page 41

    p. 39 wir e gauge c stranded cable length 18 AW G 16 14 12 10 0.8 1% 0.5 1 0.32 0.20 0. 128 1. 6 1 % 1 .02 0.64 0.40 0.25 3.2% 2.0 1 .28 0.80 0.5 1 18 AW G 16 14 12 10 1. 6 1 % 1 .02 0.64 0.40 0.25 3.2% 2.0 1 .28 0.80 0.5 1 6.2% 4.0 2.5 1 .60 1.01 18 AW G 16 14 12 10 8 6.2% 4.0 2.5 1 .60 1. 0 1 0.60 1 1.9% 7. 7 5.0 3.2 2.0 1 .20 22% 1 4.6 9.6 6.2 4[...]

  • Page 42

    owner’s manual Crest Audio Inc. 100 Eisenhower Dr., Paramus NJ 07652 USA TEL : 201.909.8700 FAX : 201.909.8744 http://www.crestaudio.com *A4400076* v . 1.0 4 / 29 / 98 Ch A Ch B - 80 - 30 - 15 - 10 - 6 - 3 - 1 ØdB - 80 - 30 - 15 - 10 - 6 - 3 - 1 ØdB 8002 Professional Power Amplifier Status Signal ACL 8002 po w er amplifier[...]