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Kawai CN3 Service Manual - ■ Panel Assembly

Summary of CN3

  • Page 1

    Kawai musical instruments manufacturing co., ltd. Manufacturing date april 2005 cn3 service manual se978e-s0504.

  • Page 2: ■ Contents

    – 2 – ■ contents ■ specifications 88 keys, advanced hammer action iv maximum 96 27 piano 1, piano 2, electric piano, drawbar, church organ, harpsi & mallets, strings, choir & pad, bass reverb (5), chorus, tremolo, delay (3), rotary (2) equal (piano only), mersenne pure (major), mersenne pure (minor)...

  • Page 3: ■ Hardware List

    – 3 – +binding head p-tite b-tite s-tite +truss head +pan head machine tapping #1 machine screw with washer tapping #1 a b ■ hardware list type size (a x b) remarks binding head b-tite 3 x 8 chromating binding head b-tite 3 x 12 chromating binding head p-tite 3 x 10 chromating (black) binding head p...

  • Page 4: ■ Case Assembly

    A b c d e f g h i j k a b c d e f g h i j k 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 – 4 – ■ case assembly 11 screws (4x12) screws (4x12) screws (4x12) screws (4x12) screws (m4x12) screws (4x12) kep-065 kt-027 kep-064 kep-066 kep-126 screws (3x10) screws (4x12) kep-068 screws (3x8) screws (3x8) scr...

  • Page 5: ■ Key Cover Assembly

    A b c d e f g h i j k a b c d e f g h i j k 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 – 5 – no code no. Parts name rosewood cherry mahogany – 272669 272670 272671 key cover assy 1 948099 key cover back angle 2 941605 key cover shaft 3 947934 947935 947934 key cover handle 4 812601 key cover edge (le...

  • Page 6: ■ Stand Assembly

    A b c d e f g h i j k a b c d e f g h i j k 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 – 6 – screws (6x50) screws (m6x25) screws (m6x25) plain washer spring washer screws (6x50) screws (4x20) screws (4x14) screws (4x14) screws (4x25) screws (4x20) plain washer spring washer screws (4x20) screws (4x20...

  • Page 7: ■ Panel Assembly

    A b c d e f g h i j k a b c d e f g h i j k 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 – 7 – ■ panel assembly screws (m3x8) 7 4 5 10 12 9 8 4 5 3 2 1 6 11 screws (m3x8) screws (m3x8) screws (m3x8) screws (m3x8) kep-060 kep-061 kep-059 kep-058 no code no. Parts name rosewood cherry mahogany 1 948098 c...

  • Page 8: ■ Top Board Assembly

    A b c d e f g h i j k a b c d e f g h i j k 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 – 8 – ■ top board assembly no code no. Parts name rosewood cherry mahogany – 272672 272673 272674 top board general assy – 272675 272676 272677 music rack assy 1 941584 top board metal rail 2 945695 945700 948120 m...

  • Page 9

    A b c d e f g h i j k a b c d e f g h i j k 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 – 9 – 17 13 12 16 10 15 14 15 14 11 1 5 6 2 18 7 8 3 4 9 ■ keyboard unit (rg88 type) no. Code no. Parts name description q’ty 814849 complete keyboard unit 1 1 814651 white key (c) 7 814652 white key (d) 7 814653 w...

  • Page 10

    A b c d e f g h i j k a b c d e f g h i j k 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 – 10 – 2 2 1 1 1 open snap ring pliers grasp white key fulcrum point 2 black key stopper fulcrum point stopper fulcrum point ■ keyboard disassembling procedure first, remove the keyboard fixing screws (10 pcs.) at ...

  • Page 11: ■ Parts List

    – 11 – code no. Parts name q'ty parts number remarks model 237702 p.W.B. Assy 1 kep-126 (11) cpu (us,au) 237703 p.W.B. Assy 1 kep-126 (12) cpu (ge120,cd,cg,ge230) 237704 p.W.B. Assy 1 kep-058-061,072 (4) panel,volume 237705 p.W.B. Assy 1 kep-064-068 (26) amp,hp,jack,led,inlet 120v 237706 p.W.B. Assy...

  • Page 12

    – 12 – code no. Parts name q'ty parts number parts address model 812215 cpu 1 mb91101apf-g u2 814414 tg 1 k022-fp u6 814435 reset ic 1 bd5245 fve-tr u29 810368 regulator 1 njm78l05ua-te1 u17 813047 regulator 1 µ pc2933at-e1 u27 812219 op-amp 4 njm4580e-t1 u13,14,18,22 237707 flash rom 1 kp441-f9fp u...

  • Page 13

    – 13 – kep-058 (volume) 804978 slide volume 1 rs30112ac00qa vr1 kep-059 (panel l) 813111 led 11 el3105vrt/tr1-11 (a) led1,2,3,4,5,6,7,8,9, 10,11 800625 diode 11 1ss133t-77 d1,2,3,4,5,6,7,8,9, 10,11 808345 switch 11 ksh0612at / evq21305r sw1,2,3,4,5,6,7,8,9, 10,11 kep-060 (panel r) 812220 ic 1 hd74hc...

  • Page 14

    – 14 – code no. Parts name q'ty parts number parts address model kep-064 (jack) 800676 ic 1 njm4558d/m5218ap u1 812222 ic 1 la6517 u5 806719 ic 1 pc900v u3 814530 ic 1 pst600d u2 812125 transistor 2 2sc3792 q3,4 812527 transistor 1 2sc5395-t12-e q6 808973 transistor 1 dta114esa-tp q5 810851 transist...

  • Page 15

    – 15 – kep-066 (hp) 812297 retardant resistor 4 erds1fj68rt/cpfs1/2ct26a68rj r201,202,203,204 805764 emi coil 4 lfd648075600/sbt0160w l201,202,203,204 802576 phone jack 2 ykb21-5006n/htj-064-04a ja201,202 kep-067 (led) 814844 led 1 sel4117r tp2 led301 kep-068 (inlet) 811711 high voltage capacitor 1 ...

  • Page 16

    – 16 – a b c d e f g h i j k a b c d e f g h i j k 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 1 941650 ph-05-0350 kep-064-cn2 kep-066-cn201 1 2 942195 ph-08-0200 kep-064-cn4 kep-065-cn101 1 3 940600 ph-09-0150 kep-060-cn4 kep-061-cn8 1 4 940545 ph-11-0250 kep-059-cn1 kep-060-cn5 1 5 948020 ph-02-0250...

  • Page 17: ■ Block Diagram

    – 17 – a b c d e f g h i j k a b c d e f g h i j k 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 kep-059,060,061 kep-058 panel sw & led 7seg led x 3 volume panel kep-126 foot pedal keyboard pilot lamp kep-067 primary fuse power switch ac in trans- former kt-027 kep-068 ks16-007 (16cm) midi line in line ...

  • Page 18

    – 18 – a b c d e f g h i j k a b c d e f g h i j k 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 ■ p.W.B. Kep-126 (11) assembly [top] x : not mounted.

  • Page 19

    – 19 – a b c d e f g h i j k a b c d e f g h i j k 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 ■ p.W.B. Kep-126 (11) assembly [back] x : not mounted.

  • Page 20

    – 20 – a b c d e f g h i j k a b c d e f g h i j k 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 ■ p.W.B. Kep-126 (12) assembly [top] x : not mounted.

  • Page 21

    – 21 – ■ p.W.B. Kep-126 (12) assembly [back] a b c d e f g h i j k a b c d e f g h i j k 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 x : not mounted.

  • Page 22

    – 22 – 2 b a c d e f g h i j b a c d e f g h i j 1 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 ■ p.W.B. Kep-126 circuit 1/4.

  • Page 23

    – 23 – 17 16 15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 b a c d e f g h i j k b a c d e f g h i j k ■ p.W.B. Kep-126 circuit 2/4.

  • Page 24

    – 24 – b a c d e f g h i j b a c d e f g h i j 2 1 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 ■ p.W.B. Kep-126 circuit 3/4.

  • Page 25

    – 25 – 2 1 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 b a c d e f g h i b a c d e f g h i ■ p.W.B. Kep-126 circuit 4/4.

  • Page 26

    – 26 – ■ p.W.B. Kep-058 – 061 (4) assembly a b c d e f g h i j k a b c d e f g h i j k 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 x : not mounted.

  • Page 27

    A b c d e f g h i j k a b c d e f g h i j k 2 1 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 – 27 – ■ p.W.B. Kep-058 – 061 circuit 1/3.

  • Page 28

    A b c d e f g h i j k a b c d e f g h i j k 2 1 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 – 28 – ■ p.W.B. Kep-058 – 061 circuit 2/3.

  • Page 29

    A b c d e f g h i j k a b c d e f g h i j k 2 1 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 – 29 – ■ p.W.B. Kep-058 – 061 circuit 3/3.

  • Page 30

    – 30 – ■ p.W.B. Kep-064 – 068 (26) assembly a b c d e f g h i j k a b c d e f g h i j k 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 midi line in line out line out ac in headphone headphone x : not mounted.

  • Page 31

    – 31 – a b c d e f g h i j k a b c d e f g h i j k 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 midi line in line out line out ac in headphone headphone ■ p.W.B. Kep-064 – 068 (27) assembly x : not mounted.

  • Page 32

    A b c d e f g h i j k a b c d e f g h i j k 2 1 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 – 32 – ■ p.W.B. Kep-064 – 068 circuit 1/3.

  • Page 33

    A b c d e f g h i j k a b c d e f g h i j k 2 1 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 – 33 – ■ p.W.B. Kep-064 – 068 circuit 2/3.

  • Page 34

    A b c d e f g h i j k a b c d e f g h i j k 2 1 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 – 34 – ■ p.W.B. Kep-064 – 068 circuit 3/3.

  • Page 35: ■ P.W.B. Kkb-015 Circuit

    A b c d e f g h i j k a b c d e f g h i j k 2 1 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 – 35 – ■ p.W.B. Kkb-015 circuit 8 3 1 c h 4 7 15 14 13 12 11 10 9 7 1-4 key 5-8 key 9-12 key 13-16 key 13-16 key 17-20 key 21-24 key 29-32 key 6 16 5 4 3 2 1 8 v 5 2 / z 3 7 4 8 3 1 c h 4 7 15 14 13 12 11 10 9 7 33...

  • Page 36: ■ Key Switch Matrix

    – 36 – ■ key switch matrix a b c d e f g h i j k a b c d e f g h i j k 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 1 2 3 4 5 6 7 8 9 0 1 1 1 2 1 3 1 4 1 5 1 6 1 7 1 8 1 9 1 0 2 1 2 2 2 3 2 4 2 0 a 0 # a 0 b 1 c 1 # c 1 d 1 # d 1 e 1 f 1 # f 1 g 1 # g 1 a 1 # a 1 b 2 c 2 # c 2 d 2 # d 2 e 2 f 2 # f 2 g...