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Yamaha RM1x Service Manual

Manual is about: SEQUENCE REMIXER

Summary of RM1x

  • Page 1

    Hamamatsu,japan 1.92k-*** i printed in japan’98.12 ■ ■ ■ ■ ■ contents specifications .................................................................................. 3/5 panel layout ....................................................................................... 7 circuit board layout .......

  • Page 2

    Important notice this manual has been provided for the use of authorized yamaha retailers and their service personnel. It has been assumed that basic service procedures inherent to the industry, and more specifically yamaha products, are already known and understood by the users, and have therefore ...

  • Page 3

    Rm1x 3 sequencer block data capacity approximately 110,000 notes note resolution 480 clocks per quarter note polyphony 64 notes bpm (tempo) 25.0 - 300.0 recording method realtime recording (replace) realtime recording (overdub) realtime recording (punch in) - only the song mode step recording grid s...

  • Page 4

    Rm1x 4 eject button [exit] display button [display ← ], [display → ] sequencer buttons , , , , , data entry buttons [no -1], [yes+1] cursor buttons [cursor ↑ ], [cursor ↓ ], [cursor ← ], [cursor → ] shift button [shift] keyboard mode buttons [track], [transpose], [num], [mute], [section] arpeggio on...

  • Page 5

    Rm1x 5 2 3 1 13 16 17 4 16 5 6 15 19 14 9 8 18 9 11 7 10 12 1. Bpm display 2. Midi data monitors 3. Lcd display 4. Display knobs 5. Function buttons and indicators 6. Volume control 7. Real time controller knobs & [knob] button 8. Cursor buttons 9. [no -1] and [yes +1] buttons 10. Display [] buttons...

  • Page 6

    Rm1x 6 1. Standby/on switch 2. Dc in jack 3. Contrast control 4. Midi in & out connectors 5. L/mono & r output jacks 6. Phones jack 7. Foot sw jack ● ● ● ● ● rear panel 4 3 7 5 6 2 1.

  • Page 7

    Rm1x 7 ■ circuit board layout.

  • Page 8

    Rm1x 8 [230]: bind head tapping screw-b 3.0x6 mfzn2bl (ep600230) [231]: bind head tapping screw-b 3.0x8 mfzn2bl (ep600190) [250]: bind head tapping screw-b 3.0x6 mfzn2bl (ep600230) [251]: bonding head screw-b 3.0x10 mfzn2bl (vq498000) [310]: bind head tapping screw-b 3.0x8 mfzn2bl (ep600190) 2. Dm c...

  • Page 9

    Rm1x 9 [210]: bind head tapping screw-b 3.0x6 mfzn2bl (ep600230) [211]: bind head tapping screw-b 3.0x8 mfzn2bl (ep600190) [212]: bonding head screw-b 3.0x10 mfzn2bl (vq498000) 4. Pn circuit board 4-1 remove the bottom case assembly. (see proce- dure 1.) 4-2 remove the dm circuit board. (see procedu...

  • Page 10

    Rm1x 10 [40]: bind head tapping screw-b 3.0x8 mfzn2bl (ep600190) [80]: bind head tapping screw-b 3.0x6 mfzn2bl (ep600230) [100]: bind head tapping screw-b 3.0x6 mfzn2bl (ep600230) 5. Knob circuit board 5-1 remove the bottom case assembly. (see proce- dure 1.) 5-2 remove the dm circuit board. (see pr...

  • Page 11

    Rm1x 11 ● hg73c205fd (xu947a00) swx000 tone generator pin no. Name i/o function pin no. Name i/o function 1 icn i initial clear 85 cma3 o program address bus 2 rfclki i pll clock 86 cma8 o program address bus 3 tm2 i pll control 87 cma2 o program address bus 4 avdd_pll power supply 88 crd o read sig...

  • Page 12

    Rm1x 12 ● hg73c201fd (xt890a00) swx00 tone generator pin no. Name i/o function pin no. Name i/o function 1 icn i initial clear 85 cma3 o 2 rfclki i pll clock 86 cma8 o 3 tm2 i pll control 87 cma2 o 4 avdd_pll power supply 88 crd o read signal 5 avss_pll ground 89 cma1 o program address bus 6 mode0 i...

  • Page 13

    Rm1x 13 ● sh7014 (xt437a00) cpu pin no. Name i/o function pin no. Name i/o function 1 pe14 o port e 57 d11 i/o 2 pe15 o port e 58 d10 i/o data bus 3 vss i ground 59 d9 i/o 4 a0 o 60 d8 i/o 5 a1 o 61 vss i ground 6 a2 o 62 d7 i/o 7 a3 o 63 d6 i/o data bus 8 a4 o 64 d5 i/o 9 a5 o 65 vcc i power supply...

  • Page 14

    Rm1x 14 ● hd63266f (xi939a00) fdc (floppy disk controller) pin no. Name i/o function pin no. Name i/o function 1 8"//5" i data transmission speed 33 /trko i track 00 signal 2 xtalset i clock select 34 /index i index signal 3 /reset i rest 35 /rdata i read data input from fdd 4 e//rd i enable/read 36...

  • Page 15

    Rm1x 15 ● sed1335f0b (xq595a00) lcdc (lcd controller) pin no. Name i/o function pin no. Name i/o function 1 va5 o 31 xd2 o 2 va4 o 32 xd1 o data bus output for 4 bit dot 3 va3 o vram address bus 33 xd0 o 4 va2 o 34 xecl o s driver enable, chain clock 5 va1 o 35 xscl o data bus shift clock 6 va0 o 36...

  • Page 16

    Rm1x 16.

  • Page 17

    19 rm1x 28ca1-8812706.

  • Page 18

    Rm1x 20 • dm circuit board △ 2 component side dm:2na-v260480 to lcd back light to fdd to mvr cn6 midi-out midi-in contrast foot sw outlet/r outlet/l-mono phones dc in stand by/on to lcd to pn-cn4 to pn-cn5 to fdd unit to pn-cn4 to pn- cn1.

  • Page 19

    21 rm1x patternside • dm circuit board.

  • Page 20

    Rm1x 22 • pn 1/3circuit board to dm-cn4 component side to dm-cn5 to dm-cm3 to dm-cn1 note: see parts list for details of circuit board component parts. See panel switch table on c2 of overall circuit diagram..

  • Page 21

    23 rm1x patternside △ 2 pn: 2na-v260490 • pn 1/3circuit board.

  • Page 22

    Rm1x 24 pn:2na-v260490 note: see parts list for details of circuit board component parts. See panel switch table on c2 of overall circuit diagram. △ 2 • pn 2/3 circuit board • pn 3/3 circuit board to dm-cn8 to dm-cn2 time strech clock shift gate time verocity cut off resonance eg decay pitch bend vo...

  • Page 23

    25 rm1x 1.Test program ● preparations measuring instruments: low frequency oscillator, frequency counter, oscilloscope, volt meter (jis- c curve), keyboard amplifier, etc. Jigs: midi cable, floppy disk (2hd, form atted), etc. ● test program test no. Test test result a how to enter the test program b...

  • Page 24

    26 rm1x a. How to enter the test program while pressing the [pattern], [patt chain] and [util] buttons, turn the power switch on. The following message will appear on the lcd . Use the [f1], [f2], [f3] and [f4] switches to select the appropriate test mode. When the [f1] switch is pressed, the auto m...

  • Page 25

    27 rm1x test end after displaying the test result and the test will be finished. All the ram data will be restored. Press the [f4] switch to exit the test, press the [+1] switch to proceed with the next test and then the [enter] switch to execute the next test. C-2 ram battery test this test checks ...

  • Page 26

    28 rm1x c-5 panel switch test press the panel switches consecutively from the [f1] switch to the [enter] switch, according to the order indicated by the lcd. Confirm all switches are working properly. Confirm the 32 channel sounds generate. When it is normal, a piano tone is generated while being pr...

  • Page 27

    29 rm1x display of test results ng test end after displaying the test result when the check to the [tap] switch end and the test will be finished. After pressing the [f4] to exit the test, press the [+1] switch to proceed with the next test and then the [enter] switch to execute the next test. Refer...

  • Page 28

    30 rm1x display of test results ok ng not appearing test end after displaying the test result the test will be finished. After pressing the [f4] to exit the test, press the [+1] switch to proceed with the next test and then the [enter] switch to execute the next test. Refer to “ b proceeding through...

  • Page 29

    31 rm1x output ( l ) : 1 khz +/- 3.0 hz, sine wave +2 +/- 2 dbm (10 khz load), distortion : less than 0.5% output ( r ) : less than -76 dbm phones ( l ) : 5 +/- 2 dbm (33 ohm load), distortion : less than 0.5% phones ( r ) : less than -68 dbm the lcd display during the sound output. Display of test ...

  • Page 30

    32 rm1x keyboard velocity setting = 100 event chase = off setup mode = pattern mode song number = 1 rec. Track = 1 pattern number = preset 001 section = a rec mode = step rec. Single track recording phrase rec. Loop = on rec. Pre. Count = 1 ber tempo = 120.0 bpm rhythm = 4 / 4 transpose = 0 jump typ...

  • Page 31

    41 rm1x ● monitor no data when a job is executed, this will appear if the selected track or area contains no data, making the job invalid. Re-select the area. Illegal input this will appear in response to inappropriate operation or input. Check your input method. Illegal track number an unavailable ...

  • Page 32

    42 rm1x ● disk disk full this will appear if the floppy disk is full and has no room to save the file. Either use a new floppy disk, or delete unneeded files before trying the operation once again. File not found when loading, this will appear if the specified file does not exist in the floppy disk....

  • Page 33

    45 yamaha [ music sequencer --- voice part ] date:08-sep-1998 model rmlx midi implementation chart version : 1.0 transmitted recognized remarks function ... Basic default 1 - 16 1 - 16 memorized channel changed 1 - 16 1 - 16 default 3 1 memorized mode messages x 1 - 4(m=1) *1 altered ************** ...

  • Page 34

    46 yamaha [ music sequencer --- sequencer part ] date:08-sep-1998 model rmlx midi implementation chart version : 1.0 transmitted recognized remarks function ... Basic default 1 - 16 1 - 16 memorized channel changed x x default x x mode messages x x altered ************** x note 0 - 127 0 - 127 numbe...

  • Page 36

    50 rm1x sound controller 6 adjusts the envelope decay time specified by the voice. This is a relative parameter, and specifies an increase or decrease centered at 64. Brightness adjusts the cutoff frequency specified by the voice. This is a relative parameter, and specifies an increase or decrease c...

  • Page 38

    52 rm1x (3-4) system real time message not recorded as sequence data. (3-4-1) timing clock status 11111000(f8h) you can select whether the internal clock will be used as the timing clock, or whether timing clock messages from the midi in will be used. Transmission/reception can be turned on/off. (3-...

  • Page 39

    53 rm1x 02 01 10 1 00..7f reverb parameter 11 refer to ef. Parameter list depends on reverb type 11 1 00..7f reverb parameter 12 refer to ef. Parameter list depends on reverb type 12 1 00..7f reverb parameter 13 refer to ef. Parameter list depends on reverb type 13 1 00..7f reverb parameter 14 refer...

  • Page 40

    54 rm1x nn 04 not used nn 05 1 00..01 mono/poly mode 0:mono,1:poly 01 nn 06 1 00..02 same note number 0:single 01 key on assign 1:multi 2:inst (for drum) nn 07 not used nn 08 1 28..58 note shift -24..+24[semitones] 40 nn 09 2 00..Ff detune -12.8..+12.7[hz] 08 00 nn 0a 1st bit3..0 → bit7..4 (80) 2nd ...

  • Page 41

    55 rm1x nn 6d 1 not used nn 6e 1 not used total size 3f nn = partnumber for the drum part, the following parameters have no effect. ¥bank select lsb ¥portamento ¥soft pedal ¥mono/poly ¥scale tuning ¥pitch eg reverb type type msb type lsb dec hex 00 01 02 000 0 no effect 001 1 rev hall 1 rev hall 2 0...

  • Page 42: Parts List

    Rm1x 1 parts list ■ ■ ■ ■ ■ contents overall assembly ......................................... 2 lcd assembly .................................................. 4 pn-sw assembly ............................................. 5 electrical parts ............................................ 6 warning c...

  • Page 43

    Rm1x 2 ■ overall assembly.

  • Page 44

    Rm1x 3 ref no . Part no. Description remarks qty rank rank : japan only 10 20 30 40 55 60 80 100 110 120 130 140 150 160 170 180 190 200 210 211 212 220 220a 220b 220c 230 231 240 250 251 260 270 270a 270b 280 281 290 300 310 320 330 340 350 overall assembly overall assembly top cover led cover lcd ...

  • Page 45

    Rm1x 4 ref no . Part no. Description remarks qty rank rank : japan only 10 20 30 60 60a 60b 70 80 90 100 v2737900 v2737600 vt282300 vb390800 vt210200 vt210100 vt287000 v2645700 v3203300 ep600230 ep600190 lcd assembly lcd assembly lcd cover lcd connector base post back-lit assembly led connector asse...

  • Page 46

    Rm1x 5 ref no . Part no. Description remarks qty rank rank : japan only 10 10a 10b 10c 20 30 40 50 60 70 80 90 100 110 120 -- nx820310 nx820320 nx820330 v2689300 v2689400 v2689100 v2689200 v2646500 v2689000 v2689500 v2647000 v2738400 v2738500 v2738600 pn-sw assembly pn-sw assembly circuit board circ...

  • Page 47

    Rm1x 6 ref no . Part no. Description remarks qty rank rank : japan only 20 30 40 50 60 bat1 c1 -4 c5 c6 c7 c8 c9 -27 c28 -29 c30 c31 -35 c37 c38 c39 c40 c41 c42 c43 c44 c45 c46 c47 c48 c49 -58 c59 c60 c61 c62 c63 c64 c65 c66 c67 -68 c69 c70 c71 -73 c74 c75 c76 -84 c86 c87 c88 c89 c90 c91 c92 c93 c94...

  • Page 48

    Rm1x 7 ref no . Part no. Description remarks qty rank rank : japan only c98 c99 c100 c101 c102 c103 c104 c105 c106 c107 c108 c109 c110 c111 c112 c113 c114 c115 c116 c117 c118 c119 c120 c121 c122 c123 c124 c125 c126 c127 c128 c129 c130 c131 c132 c133 c134 c135 c136 c137 c138 c139 c140 -142 c143 c144 ...

  • Page 49

    Rm1x 8 ref no . Part no. Description remarks qty rank rank : japan only d6 d7 d8 d9 d10 d11 d12 ic1 ic2 ic3 ic4 -7 ic8 ic9 ic10 ic11 ic12 ic13 ic15 ic16 ic17 ic18 ic19 ic20 ic21 ic22 -25 ic26 ic27 ic28 ic29 ic30 ic30 ic31 ic32 ic33 ic34 ic35 ic36 ic37 ic38 ic39 ic40 ic41 ic42 jk1 jk2 -4 jk5 jk6 l1 l...

  • Page 50

    Rm1x 9 ref no . Part no. Description remarks qty rank rank : japan only -25 r26 -33 r34 -37 r38 -41 r42 -45 r46 -50 r51 r52 -59 r60 r61 -67 r68 r69 r70 r71 -78 r79 -86 r87 r88 r89 r90 r91 r92 r93 r94 r95 r96 r97 r98 r99 r100 r101 r102 r103 r104 -106 r107 r108 r109 r110 r111 r113 r114 r115 r116 r117 ...

  • Page 51

    Rm1x 10 ref no . Part no. Description remarks qty rank rank : japan only r137 r138 r139 r140 r141 r142 r143 r144 r145 r146 r147 r148 r149 r150 r151 r152 r153 r154 r155 r156 r157 r158 r159 r160 r161 r162 r163 r164 r165 r166 r167 r168 -173 r174 r175 ra1 -10 ra11 -19 sw1 ta1 ta2 vr1 zd1 cn1 cn2 cn3 cn4...

  • Page 52

    Rm1x 11 ref no . Part no. Description remarks qty rank rank : japan only -4 s1 s2 s3 -29 s30 -72 vr1 -8 vr9 vr101400 vz085500 vz085500 vs180900 vs180900 vz085500 vz085500 vq032500 vq032500 vt683100 vu113800 vu113700 vu113600 v2737900 vt282300 vt210200 vt210100 vs246400 vz046700 encoder tact switch t...

  • Page 53

    Rm1x c1 note: see parts list for details of circuit board component parts. 注 注 注 注 注： ： ： ： ：シートの部品詳細はパーツリストをご参照下さい。 シートの部品詳細はパーツリストをご参照下さい。 シートの部品詳細はパーツリストをご参照下さい。 シートの部品詳細はパーツリストをご参照下さい。 シートの部品詳細はパーツリストをご参照下さい。 28cc1-8812705 △ 2.

  • Page 54

    Rm1x c2 note: see parts list for details of circuit board component parts. 28cc1-8812707(1/3) knob: 28cc1-8812707(2/3) mvr: 28cc1-8812707(2/3).