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Yamaha P-200 Service Manual

Other manuals for P-200: Owner's Manual
Manual is about: Yamaha Electronic Piano Owner's Manual

Summary of P-200

  • Page 1

    Service manual electronic piano sy 011392 hamamatsu, japan 1.96k-759 printed in japan '98.03 contents circuit board layout ······························································ 3 block diagram ·············································································· 4 disassembly proce...

  • Page 2

    P-200 2 warning: chemical content notice! The solder used in the production of this product contains lead. In addition, other electrical/electronic and/or plastic (where applicable) components may also contain traces of chemicals found by the california health and welfare agency (and possibly other ...

  • Page 3

    Circuit board layout p-200 3 speaker-l speaker-r ac cord earth wire earth wire wheel1 (pitch) wheel2 (modulation) hp gh-d sw l gh-d sw h keyboard assembly power transformer fu60p ma60 mj dm pn4 pn1 pn2 pn3 lcd assembly power switch location connector assembly destination keyboard pin l parts no. Con...

  • Page 4

    Block diagram p-200 4 dm pn2 lcd wheel an4..5 ghd88key bend lcd cont. Cs sw led front panel pn1 pn4 mj sw led low mid eq hi in out midi midi thru fc sus sos soft rear panel line out l/mono r l/mono r line in speaker off/on sw1 mod +5d flip flop flip flop tr array tr array ta1 ta2 ic14 ic15 ic20 16mh...

  • Page 5: Disassembly Procedure

    Disassembly procedure p-200 5 1 opening control panel unit remove the four (4) screws marked [240] located under the keybed. (fig. 1) * lift the control panel unit from the front and pass strings through two side plates and both ends of the keybed, as shown in the figure so that hinges are not damag...

  • Page 6

    P-200 6 2 dm circuit board 2-1 open the control panel unit. (see procedure 1) 2-2 remove the four (4) screws marked [920a]. The dm circuit board can then be removed. (fig. 3) * lithium battery is not a part of dm circuit board. When you replace the dm circuit board, remove the lithium battery and in...

  • Page 7

    P-200 7 10 power transformer 10-1 open the control panel unit. (see procedure 1) 10-2 remove the four (4) screws marked [220]. The power transformer can then be removed. (fig. 3) 11 speakers 11-1 open the control panel unit. (see procedure 1) 11-2 remove the four (4) screws marked [4]. The speaker c...

  • Page 8

    P-200 8 [230b] [230b]: hexagonal nut 12 x 14 x 2 mfzn2bl (vb508600) earth plate u-shaped hp mj (fig. 4) (fig. 5) 12 wheel assembly 12-1 open the control panel unit. (see procedure 1) 12-2 remove the four (4) screws marked [930a]. The wheel assembly can then be removed. (fig. 3) 13 power switch 13-1 ...

  • Page 9

    P-200 9 16 keyboard assembly 16-1 open the control panel unit. (see procedure 1) 16-2 remove the nine (9) screws marked [200] and two (2) screws marked [210]. The keyboard assembly can then be removed. (fig. 3) * when taking the keyboard assembly out of the main unit, slide it backward and hold it i...

  • Page 10

    P-200 10 17-d insert a thin plate between the white keys, near the triangle mark around the fulcrum of the key, and press down the stopper marked [a] to remove the key. (fig. 8, fig. 10 and fig. 11) * take care not to damage the key spring when removing a key. * a black key can be removed after the ...

  • Page 11

    P-200 11 18 assembling the keybed 18-a place the keyboard assembly upside-down, insert a hammer assembly into the frame, and put the stopper on. (fig. 14) * there are four (4) weights of hammers. 18-b place the keyboard assembly rightside up. Fix key springs on the frame by setting one at each slit ...

  • Page 12

    P-200 12 19 main unit 19-1 remove the four (4) knob bolts. (fig. 18) 19-2 then, carefully lift the main unit up from the side boards and slide it toward the back. Next, raise it, taking care not to pinch your fingers. (fig. 19) caution: watch your fingers when doing this!! (fig. 16) (fig. 17) keyboa...

  • Page 13: Lsi Pin Description

    Lsi pin description p-200 13 pin no. 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 i/o o o i i i i i i i i o o o i i o i i/o i/o i/o i/o i/o i/o i/o i/o i/o i/o i/o i/o i/o i/o i/o i/o o o o o o o o o o o ...

  • Page 14

    P-200 14 pin no. 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 i/o i i i i i i i/o i/o i/o i/o i/o i/o i/o i/o i/o i/o i/o i/o i/o i/o i/o i/o o o o o o o o o o o ...

  • Page 15

    P-200 15 pin no. 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 i/o i/o i/o i/o i/o i/o i/o i/o i/o i/o i/o i i o o i i o i o i o i o o o o o o o o mdat9 mdat8 mdat7 mdat6 mdat5 mdat4 mdat3 mdat2 mdat1 vss mdat0 si1 si0 so1 so0 xmd xclk /to /crs cdo cdi tim1 /...

  • Page 16: Ic Block Diagram

    P-200 16 ic block diagram q d ck oe q d ck oe q d ck oe q d ck oe output control 1q 1d 2d 2q 3q 3d 4d 4q gnd 1 20 2 19 3 18 4 17 5 16 6 15 7 14 8 13 9 12 10 11 hd74ac32fpel (xk452a00) quad 2 input or sn74hc132nsr (xl112a00) quad 2 input nand 1 2 3 1a 1y 4 2a 5 2b 6 2y 7 gnd 1b 14 13 12 vcc 4a 11 4y ...

  • Page 17

    To lcd assembly to ma60-cn4 to mj-cn1 to keyboard component side pattern side to pn2-cn21 to pn1-cn1 to pn1-cn2 to pn3 -cn31 to mj -cn5 to mj -cn2 to pn4 -cn41 to pn2 -cn22 to wheel assembly 2na-vz88550 1 circuit boards p-200 17 dm circuit board note : see parts list for details of circuit board com...

  • Page 18

    Store perf. A to dm-cn7 to dm-cn8 cs data entry ps1 -1/no ps2 +1/yes split balance transpose detune midi page contrast to dm-cn1 to dm-cn6 volume to dm-cn9 equalizer to dm-cn13 to mj-cn3 component side component side component side component side 2na-vt36040 0 edit pref. B voice piano1 system piano2...

  • Page 19

    P-200 19 phones earth wire vg60540 to mj-cn7 component side component side hp : 2na-vt83360 mj : 2na-vt35990 0 in out midi thru foot controller soft sostenuto sustain to dm-cn3 to dm-cn5 to ma60-cn6 to dm-cn10 to sp-r to sp-l to pn3-cn32 to ma60-cn5 to hp-cn1 l/mono output r l/mono input speaker r o...

  • Page 20

    P-200 20 component side component side ma60 : 2na-vt14420 1 fu60p : 2na-vt45890 0 to power transformer secondary to power transformer primary to power sw r1, r2, c2, c14, c15, db3: not installed to dm-cn11 ac in to mj-cn4 to mj-cn6 caution: replace with same type 5a 125v fuse. Attention: utiliser un...

  • Page 21: Test Program

    1. How to enter the test program while pressing the [a-1] and [c7] keys of the keyboard, turn on the power switch. 2. Initial test the following tests will be performed automatically when the test program is initiated. A. The version number of the program rom will appear on the lcd screen. B. The 2n...

  • Page 22

    P-200 22 3-10. (a) 32 sound output & wave rom test when the [c4] key is pressed, sine wave signals will sound in succession from channel 1 through channel 32. 3-11. (b) 32 sound output & wave rom test when the [d4] key is pressed, sine wave signals will sound in succession from 1-channel through 32-...

  • Page 23: Inspections

    Inspections p-200 23 1. Preparations 1-1. Power supply voltage before testing for specifications, confirm ac line voltage is the rated value +/- 2 %. 1-2. Measuring equipment the level meter should have a jis-c filter. The input impedance of the oscilloscope should be more than 1 m ohms. 1-3. Measur...

  • Page 24

    Keyboard 88-key (a-1 to c7), velocity sensitive, graded hammer effect keyboard tone generator awm; 64-note maximum polyphony voices piano 1 ~ 2 (stereo/mono); piano 3 ~ 4; electric piano 1 ~ 3; vibes; organ 1 ~ 2; strings; bass (upright/electric) play modes voice play mode; performance play mode per...

  • Page 25

    Panel layout p-200 25 reverb modulation room stage hall chorus symphonic tremolo effect low middle high equalizer int.Eq kbd sens. Pb mw name ps cs fc local channel pc table midi filter system piano 1 piano 2 piano 3 piano 4 e.Piano 1 e.Piano 2 e.Piano 3 vibes organ 1 organ 2 strings bass voice perf...

  • Page 26: Error Messages

    The internal backup battery charge is low and the battery should be replaced. Too much midi data is being received at once. Reception of data is interrupted and cannot be continued. Reduce the amount of data and attempt the operation again. An error occurred during reception of midi data. Check all ...

  • Page 27: Initialize

    P-200 27 initialize the initialize feature lets you restore the initial factory default settings with a quick and simple operation. Before initializing the settings, make sure to first offload any data that you want to save using the bulk dump operation. Otherwise, the voice and performance data you...

  • Page 28: Midi Data Format

    P-200 28 midi data format 1. Midi data flow 2. Midi transmission/reception 2.1 midi transmission condition 2.2 midi reception conditions midi sw merge internal velocity curve keyboard midi velocity curve kbd offset min/max midi transpose internal transpose tx filter rx filter local midi in midi out ...

  • Page 29

    3. Channel messages 3.1 transmission 3.1.1 note on/off [9nh]->[kk]->[vv] 9nh : note on/off status n : channel no. Kk : key no. Transpose : 21 (a-1) -108 (c7) vv : velocity key on : 0-127 key off : 0 * note range can be extended to 0-127 with midi transpose 3.1.2 control change 3.1.3 program change w...

  • Page 30

    * any bank select message is ignored. 3.2.4 aftertouch aftertouch is not received. 3.2.5 pitch bend only the msb of the pitch bend is received. 3.2.6 channel mode channel mode messages are received. Channel mode messages are received by the receive channel while omni off is selected. All sounds off ...

  • Page 31

    P-200 31 5.1.5 midi filter table 11110000 f0 01000011 43 0001nnnn nnnn=device number 00101010 2a 00101100 2c 00000000 00 00000000 00 0ppppppp ppppppp=n2 0000000i i=send switch 0vvvvvvv vvvvvvv=data value 11110111 f7 5.1.6 program change transmit table 11110000 f0 01000011 43 0001nnnn nnnn=device num...

  • Page 32

    6. Parameter change table 6.1 system setup f0h, 43h, 1nh, 2ah, 20h, 00h, 00h, n2h, 00h, v2h, f7h n : device number n2h : parameter number v2h : parameter value 2 6.2 voice f0h, 43h, 1nh, 2ah, 22h, 00h, 00h, n2h, 00h, v2h, f7h n : device number n2h : parameter number v2h : parameter value 2 6.3 keybo...

  • Page 33

    P-200 33 6.5 midi filter f0h, 43h, 1nh, 2ah, 2ch, 00h, 00h, n2h, 00h, 2vh, f7h n : device number n2h : parameter number v2h : parameter value 2 6.6 program change transmit table f0h, 43h, 1nh, 2ah, 2eh, 00h, n1h, n2h, v1h, v2h, f7h n : device number n1h : parameter number n2h : parameter number v1h ...

  • Page 34

    P-200 34 7.2 voice type 1: 00h type 2: voice number type2 00h 01h 02h 03h 04h 05h 06h 07h 08h 09h 0ah 0bh 0ch 0dh 0eh 0fh 10h 11h 12h 13h 14h 15h 16h 17h 18h 19h 1ah 1bh 1ch 1dh 1eh 1fh 20h 21h 22h 23h voice number voice 01 voice 02 voice 03 voice 04 voice 05 voice 06 voice 07 voice 08 voice 09 voic...

  • Page 35

    P-200 35 7.3 keyboard mode type 1: 00h type 2: performance number 7.4 midi filter table bulk dump type2 00h : : 0bh 0ch : : 17h 18h voice number perf. A01 : : perf. A12 perf. B01 : : perf. B12 voices 0 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 29 30 31 32 95 96 97 data f0h 43h 0nh 7ah bytes s k - - 2 4...

  • Page 36

    P-200 36 7.5 program change transmit table bulk dump type 1: 00h type 2: voice no. 7.6 program change receive table bulk dump type2 00h 01h 02h voice number p.C.Data bank select msb bank select lsb 0 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 29 30 31 32 33 102 103 96 97 data f0h 43h 0nh 7ah bytes s k -...

  • Page 37

    P-200 37 0 - 127 ******* x x x x x *1 x 0 - 127 0 - 11 x x x x x x x assignable voice etc. : true # : song position : song select : tune : clock : commands : local on/off : all notes off : active sense : reset program change system exclusive system common system real time aux messages mode 2: omni o...

  • Page 38: Parts List

    Contents overall assembly ········································································································································································································································································· 2 keybed...

  • Page 39: Overall Assembly

    P-200 2 overall assembly 200 10 70 40 60 250 240 240 180 280 270 190 500 190 80b 80a 80c 420 170 210 300 170 230 150 410 450 170 230 480 260 90 80 170 170 170 100 120 130 490 490 170 470 430 440 330 350 320 310 460 360 370 340 380 450 140 190 180 220 170 110 220 270 220 music rest unit 20 30 50 cont...

  • Page 40

    Description overall assembly overall assembly overall assembly overall assembly overall assembly keybed assembly control panel unit front rail assembly keyboard holder assembly keyboard assembly speaker box assembly speaker box assembly jack unit earth plate u-shaped holder circuit board cover, ma c...

  • Page 41: Keybed Assembly

    P-200 4 keybed assembly *: new parts rank:japan only ref no. 1 2 2a 2b 3 4 5 8 part no. Vz750400 cb012090 em040130 vn463500 va942200 description keybed assembly keybed sub assembly duct box assembly slip fitting flat head tapping screw-1 guide plate cushion bind head screw adhesive tape cl p-100 4.0...

  • Page 42

    P-200 5 *: new parts rank:japan only ref no. 10 20 30 30a 30b 40 50 60 70 80 90 100 110 120 120a 130 140 140a 210 220 230 230a 230b 230c 240 310 320 410 420 430 440 450 880 920 930 940 950 960 l10 l20 l30 part no. Vz738500 vf179400 vs467900 vt360000 vt360100 vt360200 vt360300 vn133200 vn133100 vt463...

  • Page 43: Keyboard Assembly

    P-200 6 keyboard assembly 110 100 20 10 60 70 80 280 270 200 40 50 30 90 210 224 220 340 350 222 230 260 310 300 240 260 150 190 140 180 130 170 120 160

  • Page 44

    *: new parts rank : japan only ref no. 10 20 30 40 50 60 70 80 90 100 110 120 130 140 150 160 170 180 190 200 210 220 222 224 230 240 260 270 280 300 310 340 350 part no. Vz705400 - - vu101000 vu101100 vu101200 vu101300 vu101400 vu101500 vu101600 vu101700 vu101800 vu102100 vy828500 vy828600 vy828700...

  • Page 45: Speaker Box Assembly

    Speaker box assembly p-200 7 *: new parts rank:japan only ref no. 1 2 3 4 5 6 7 1 2 3 4 5 6 7 part no. Vp114800 xk889a00 vz886500 vz893400 vn417800 vp114800 xk889a00 vz886500 vz893400 vn417800 description speaker box assembly speaker box speaker spacer bind head tapping screw-p shield shield connect...

  • Page 46: Wheel Assembly

    P-200 8 wheel assembly *: new parts rank:japan only *: new parts rank:japan only ref no. 1 1 1 1 2 2 3 4 5 part no. Vn474900 vn475000 vn475200 vn475300 vr779100 vp276200 vd846300 vh895700 cb032840 cb072750 vn444500 lb015040 lb101710 description ac cord assembly ac cord assembly ac cord assembly ac c...

  • Page 47: Ma60 Circuit Board Assembly

    Ma60 circuit board assembly p-200 9 *: new parts rank:japan only ref no. 1 2 3 4 5 6 7 7 8 part no. Vt765300 vt765500 ep640410 ep600220 ep600390 vt461100 vt461200 vt444300 vt143900 vt144000 vt745800 description circuit board assembly circuit board assembly bind head tapping screw-b bind head tapping...

  • Page 48: Sustain Pedal

    P-200 10 sustain pedal *: new parts rank:japan only ref no. 1 1a 1b 1c 1d 1e 1f 1g 1h 2 3 4 5 6 7 8 10 12 part no. Nb805010 aa803240 aa803250 aa803260 aa803270 ve439100 ea050206 ex802810 ev300050 nb037140 cb806740 cb806750 ca800450 mi801570 ee630060 ec030070 cb808360 cb808790 description sustain ped...

  • Page 49: Electrical Parts

    Electrical parts p-200 11 *: new parts rank:japan only ref no. Bat01 cn001 cn002 cn003 cn004 cn005 cn006 cn007 cn008 cn009 cn010 cn011 cn012 cn013 cn014 cr001 cr002 c0001 c0002 c0003 c0004 c0005 c0006 c0007 c0008 c0009 c0010 c0011 c0012 c0013 c0014 c0015 c0016 c0017 c0018 c0019 c0020 c0021 c0022 c00...

  • Page 50

    P-200 12 *: new parts rank:japan only ref no. C0038 c0039 c0040 c0041 c0042 c0043 c0044 c0045 c0046 c0047 c0048 c0049 c0050 c0051 c0052 c0053 c0054 c0055 c0056 c0057 c0058 c0059 c0060 c0061 c0062 c0063 c0064 c0065 c0067 c0068 c0069 c0070 c0071 c0072 c0073 c0074 c0075 c0076 c0077 c0078 c0079 c0080 c0...

  • Page 51

    P-200 13 *: new parts rank:japan only ref no. C0111 c0112 c0113 c0114 c0116 c0117 c0118 c0119 c0120 c0121 c0122 c0123 c0124 c0125 c0126 c0127 c0128 c0129 c0130 c0131 c0132 c0133 c0134 c0135 c0136 c0137 c0138 c0139 c0140 c0141 c0142 c0143 c0144 c0150 c0151 c0152 c0153 c0154 c0155 c0156 d0001 d0002 d0...

  • Page 52

    P-200 14 *: new parts rank:japan only ref no. Fb029 fb030 fb031 fb032 fb033 fb034 fb035 fb036 fb037 fb038 fb039 fb040 fb041 fb042 fb043 fb044 fb045 fb046 fb047 fb048 fb049 fb060 fb061 ic001 ic002 ic002 ic003 ic004 ic005 ic006 ic007 ic008 ic009 ic010 ic011 ic012 ic013 ic014 ic015 ic016 ic017 ic018 ic...

  • Page 53

    P-200 15 *: new parts rank:japan only ref no. R0014 r0015 r0016 r0017 r0018 r0019 r0020 r0021 r0022 r0023 r0024 r0025 r0026 r0027 r0028 r0029 r0030 r0031 r0032 r0033 r0034 r0035 r0036 r0037 r0038 r0039 r0040 r0041 r0042 r0043 r0044 r0045 r0046 r0047 r0048 r0049 r0050 r0051 r0052 r0053 r0054 r0055 r0...

  • Page 54

    P-200 16 *: new parts rank:japan only ref no. R0084 r0085 r0086 r0087 r0088 r0089 r0090 r0091 r0092 r0093 r0094 r0095 r0096 r0097 r0098 r0099 r0100 r0101 r0102 r0103 r0104 r0105 r0106 r0107 r0108 r0109 r0110 r0111 r0112 r0113 r0114 r0115 r0116 r0117 r0118 r0120 r0121 r0122 r0123 r0124 r0125 r0126 r0...

  • Page 55

    P-200 17 *: new parts rank:japan only ref no. R0156 r0157 r0158 r0159 r0160 r0161 sn001 sn002 sn003 ta001 ta002 tr001 tr002 tr003 tr004 tr005 tr006 c0001 c0002 c0003 cn001 cn002 cn003 f0001 f0001 l0003 c1 c2 c3 c5 j1 j2 r1 r2 r3 r4 cl1 ra1 c1 c2 c3 l1 l2 l3 cn1 part no. Rd355220 rd357100 rd354100 rd...

  • Page 56

    P-200 18 *: new parts rank:japan only ref no. Cn001 cn003 cn004 cn005 cn006 c0001 c0003 c0003 c0004 c0004 c0005 c0006 c0007 c0008 c0009 c0010 c0011 c0012 c0013 c0016 c0017 c0018 c0019 c0020 c0021 c0022 c0023 c0024 c0025 c0026 c0027 c0028 c0029 c0030 c0031 c0032 c0033 db001 db002 d0001 d0002 d0003 d0...

  • Page 57

    P-200 19 *: new parts rank:japan only ref no. R0013 r0014 r0015 r0016 r0017 r0018 r0019 r0020 r0021 r0022 r0023 tr001 tr002 tr003 tr004 cn001 cn003 cn004 cn005 cn006 c0001 c0003 c0003 c0004 c0004 c0005 c0006 c0007 c0008 c0009 c0010 c0011 c0012 c0013 c0016 c0017 c0018 c0019 c0020 c0021 c0022 c0023 c0...

  • Page 58

    P-200 20 *: new parts rank:japan only ref no. Ic002 ic003 ic004 ic005 j0003 j0004 ry001 r0003 r0004 r0005 r0006 r0007 r0008 r0009 r0010 r0011 r0012 r0013 r0014 r0015 r0016 r0017 r0018 r0019 r0020 r0021 r0022 r0023 tr001 tr002 tr003 tr004 cn001 cn002 cn003 cn004 cn005 cn006 cn007 cn008 cn009 c0001 c0...

  • Page 59

    P-200 21 *: new parts rank:japan only ref no. C0027 emi01 emi02 fl001 fl002 fl003 fl004 fl005 fl006 fl007 fl008 fl009 fl010 fl017 ic001 ic002 jk001 jk002 jk003 jk004 jk005 jk006 jk007 jk008 jk009 jk010 jk011 r0001 r0002 r0003 r0004 r0005 r0006 r0007 r0008 r0009 r0010 r0011 r0012 r0013 r0014 r0015 r0...

  • Page 60

    P-200 22 *: new parts rank:japan only ref no. Cn002 cn021 cn022 cn031 cn032 cn041 d0001 d0002 d0003 d0004 d0005 d0006 d0007 d0008 d0009 d0010 d0011 d0012 d0013 d0014 d0015 d0016 d0017 d0018 d0019 d0050 d0051 d0052 d0054 d0055 led01 led02 led03 led04 led05 led06 led07 led08 led09 led10 led11 led12 le...

  • Page 61

    P-200 23 *: new parts rank:japan only ref no. Sw013 sw014 sw015 sw016 sw017 sw018 sw019 sw050 sw051 sw052 sw054 sw055 vr021 vr022 vr031 vr041 vr042 vr043 part no. Ka906550 ka906550 ka906550 ka906550 ka906550 ka906550 ka906550 ka906550 ka906550 ka906550 ka906550 ka906550 vn136000 vq998200 vn135800 vn...

  • Page 62: Keyboard Stand Lp-3 (Option)

    Keyboard stand lp-3 (option) p-200 24 l40 l50 70a 70a 70c 70b 70b 70a 70a 70c 70e 70d l10 l30 l60 l20 l70 l80 l70 l90 l80 l100 r30 r70 r60 r10 r40 r40 r50 r80 r20 r70 r90 r80 r100 60 50 10 40 30 40 30b 30c 30d 70b 30c 30b 30a 30e 70b 20 60 attachment set back top board assembly side board & stand ba...

  • Page 63

    P-200 25 *: new parts rank:japan only ref no. 10 20 30 30a 30b 30c 30d 30e 40 50 60 70 70a 70b 70c 70d 70e l10 l20 l30 l40 l50 l60 l70 l80 l90 l100 r10 r20 r30 r40 r50 r60 r70 r80 r90 r100 part no. Vn942600 vn944300 ep030250 vp247700 em040190 vn944200 v i 2 8 2 2 0 0 vs645700 ex001150 vj009300 vp158...

  • Page 64

    Q a b c d e f g h i j k l m n o p q a b c d e f g h i j k l m n o p 1 2 3 4 5 6 7 8 9 10 11 12 1 2 3 4 5 6 7 8 9 10 11 12 to pn2-cn22 (cs) to pn2-cn21 (led sw lcd cont) to pn1-cn1 (panel sw) to pn1-cn2 (panel led) to pn4-cn41 (equalizor) to m j-cn5 ( 12v mute) to ma60-cn4 (+5,+8) to lcd assembly to ...

  • Page 65

    Q a b c d e f g h i j k l m n o p q a b c d e f g h i j k l m n o p 1 2 3 4 5 6 7 8 9 10 11 12 1 2 3 4 5 6 7 8 9 10 11 12 p-200 overall circut diagram 2/2 pn1,pn2,pn3,pn4,mj,hp,ma60,fu60p,gh-d sw l,gh-d sw h ( ) p-200 p-200 p-200 pn4 equalizer 28ccc1-8811097 low contrast ps2 /+1/ yes ps1 /-1/ no cs ...