KEF PSW1000 Service Manual

Other manuals for PSW1000: Installation Manual

Summary of PSW1000

  • Page 1

    Service manual contents specifications . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .2-4 parts list: pre amplifier board . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . ...

  • Page 2: Specifications

    Powered subwoofer 2 specifications general specifications typical limit unit 1) continuous power 85 80 w (@ 85hz, 0.17% thd) 2) thd (@85hz 75w ) 0.08 0.15 % 3) clipping power (output 1% thd) 90 85 w 4) input sensitivity @ 85w 4 ohm 85hz line . Input vol . Max 95 +/-10% mv spk . Input vol . Max 1.7 +...

  • Page 3: Specifications

    3 powered subwoofer specifications 13) speaker output hi pass filter -3db 130 +/-10% hz ( speaker in @1khz ) @ 4 ohm load 14) speaker output hi pass filter roll-off 7 +/-1 db speaker in @ 1khz ( 0db 1w 0/p ref ) @ 4 ohm load 15) input impedance rca 20k 15k ohm speaker 200 +/-10 ohm 16) auto turn on ...

  • Page 4: Specifications

    Powered subwoofer 4 specifications.

  • Page 5: Parts List

    5 powered subwoofer parts list pre amp section printed circuit board assembly qty part no description location 1 150f-101k-5-iea cc 50v 100pf 10% rl 5x3 c29 1 150f-104m-n-fd cc 50v 0.1µf 20% rlf c27 2 150f-271k-5-iea cc 50v 270pf 10% rl 5x3 c3,11 4 150f-334m-n-jja cc 50v 0.33µf 20% rlf mo c4,5,12,13...

  • Page 6: Parts List

    Powered subwoofer 6 parts list pre amp section printed circuit board assembly continued qty part no description location 4 4860-8720-5 tr 9013h samsung q1,2,5,6 1 5200-3281-0-06 sw comax sk-22d01-sg6-t-ns-ik sw1 1 7010-2221-0 3 pin shield wire assy l=130mm cn1 1 7010-2222-0 3 pin flat cable assy l=1...

  • Page 7: Parts List

    7 powered subwoofer parts list power amp section printed circuit board assembly continued qty part no description location 5 4701-103j-2 rcf 1/8w 10k 5% at r90,91,92,,115,118 4 4701-104j-2 rcf 1/8w 100k 5% at r80,81,116,117 3 4701-105j-2 rcf 1/8w 1m 5% at r82,83,87 1 4701-123j-2 rcf 1/8w 12k 5% at r...

  • Page 8: Parts List

    Powered subwoofer 8 parts list volt selector section printed circuit board assembly qty part no description location 2 153z-103m-5-7t cm 275v 0.01µf 20% rl 18x10.5 c69,70 1 5200-3627-0 sl14-22ah (1a) sw 2p2t ac selector sw2 1 1723-780a-0000 pcb volt selector rev:c fc310c 12 2101-1231-0 spade termina...

  • Page 9: Parts List

    9 powered subwoofer parts list 1 8900-5740-0 8"woofer f-sub 1 7011-6220-0 h05vv-f 0.75mm/3c 2m blk eu *eu 1 7011-5030-0 tc1490gp 3core cord 1/p 2m bk 1-51-320 *uk 1 7011-6210-0 sjt #18 /3c 2m blk power cord 1-51-438 *us 8" speaker assembly qty part no description location power cord cable assembly q...

  • Page 10: Block Diagram

    Powered subwoofer 10 block diagram rca hight pass filter l in current amplifier l/f- power supply hiz ac/dc l/f+ loz in u6 pre-amp loz input u1a amp driver auto on/off q14,q15 q16,q17 over current/ out rca r/f in r/f- hiz r/f+ loz in pre-amp loz input u1b t1,d11 + u3a,u4a notch depth vr1a 20kbx2 - a...

  • Page 11: Schematics Diagrams

    R4 9k1 r14 6k8 r1 30k r15 10k r3 10k r22 27k r16 10k r21 10k r23 10k r17 27k r6 10k r19 10k r7 330k r9 100 1w r8 100 1w r18 10k r5 12k c4 330n c5 330n c7 104 r20 12k r10 10k r24 30k r26 10k r27 9k1 r43 12k r37 6k8 r38 10k r31 100 1w r32 100 1w r42 10k r39 10k r41 10k r40 27k r44 10k r46 10k c8 333 c...

  • Page 12: Schematics Diagrams

    Powered subwoofer 12 c50 220n c51 220n c54 104 c55 104 iec1 iec socket sw2a sw2b c69 10n/275vac l n e f1 t2.5al/250v 230v 115v signal gnd r127 100/2w r128 100/2w r125 2k2/2w r126 2k2/2w ac 115v/230v c56 10000u/50v c57 10000u/50v c52 220u/16v c53 220u/16v t1 tt-00017 sw 2p2t 6 7 8 5 4 3 1 2 r92 10k r...

  • Page 13: Pcb Layout

    13 powered subwoofer pcb layout pre amplifier pcb component side power amplifier pcb component side voltage selector pcb component side.

  • Page 14: Exploded View Diagrams

    Powered subwoofer 14 exploded view diagrams a(red) b(gray) c(blue) l(y) n(y) m(blk) e(blue) i f b k h a d j c e g d(gray) m n l gnd i(red) g(red) h(red) gnd k(gray) j(gray) f(gray) cn2 cn1 cn1 cn2 9 8 10 9 8 7 9 8 10 9 8 18 8 18 3 4 8 7 5 7 6 8 9 11 12 23 19 19 21 21 7 14 7 15 13 17 19 21 17 16 14 1...

  • Page 15: Exploded View Diagrams

    15 powered subwoofer exploded view diagrams packing exploded view 7 10 9 8 12 6 14 3 2 13 11 5 4 1 ref description parts no. Qty 1 p.Foam for psw1000/s8 1490-7343-0 4 2 cabinet for f-sub cherry (230v_eu, 230v_uk, 110v_us) 1403-4320-0 1 cabinet for f-sub black (230v_eu, 230v_uk, 110v_us) 1403-4320-1 ...

  • Page 16: Exploded View Diagrams

    Powered subwoofer 16 exploded view diagrams assembly exploded view 7 12 8 10 9 6 5 11 4 1 3 2 ref description parts no. Qty 1 cabinet for psw1000 cherry (eu/uk_230v, us_110v) 1403-4320-0 1 cabinet for psw1000 black (eu/uk_230v, us_110v) 1403-4320-1 1 cabinet for psw1000 gray (eu/uk_230v, us_110v) 14...