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Technics SX-KN6500 Service Manual

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ORDER NO. EMID0101001C0
A5
PCM KEYBOARD
SX-KN6500
(P) U.S.A., Mexico
(PC) Canada
(EX) Norway, Sweden, Denmark, Finland, Spain, Portugal, Greece,
South Africa
(EH) Holland, Belgium
(EZ) Germany
(EG) Austria, Switzerland, France, Italy
(EB) the United Kingdom
(GN) Australia, New Zealand
(XS) Malaysia, Singapore
(XD) Hong Kong
(XT) Taiwan
(X) Thailand, Indnesia, U.A.E., Panama, Brazil, Philippines
(XA) Argentina
SPECIFICATIONS
SPECIFICATIONS
1

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  • Page 1 ORDER NO. EMID0101001C0 PCM KEYBOARD SX-KN6500 (P) U.S.A., Mexico (PC) Canada (EX) Norway, Sweden, Denmark, Finland, Spain, Portugal, Greece, South Africa (EH) Holland, Belgium (EZ) Germany (EG) Austria, Switzerland, France, Italy (EB) the United Kingdom (GN) Australia, New Zealand (XS) Malaysia, Singapore...
  • Page 2 61 KEYS (WITH INITIAL TOUCH) KEYBOARD SOUND GENERATOR 64 NOTES MAX. POLYPHONY SOUNDS NUMBER OF SOUNDS: 1065 SOUNDS + 36 DRUM KITS + 2 DIGITAL DRAWBARS SOUND GROUP: PIANO, GUITAR, STRINGS & VOCAL, BRASS, MALLET & ORCH PERC, WORLD, ORGAN & ACCORDION,SAX &...
  • Page 3 MODE: ONE FINGER, AUTO PLAY CHORD FINGERED, PIANIST MEMORY, ON BASS, CHORD FINDER, LEFT HOLD Supported MUSIC STYLE ARRANGER Supported SOUND ARRANGER Supported MUSIC STYLIST Supported ONE TOUCH PLAY Supported TECHNI-CHORD 13 BANKS × 8, SET, NEXT PANEL MEMORY BANK, BANK VIEW, CUSTOM PANEL SEQUENCER 16 TRACKS...
  • Page 4 INITIAL, OVERALL TOUCH CONTROL SENSITIVITY, FOOT CONTROLLERS, PANEL MEMORY MODE, MUSIC STYLE ARRANGER MODE, FADE IN/OUT SETTING HOME PAGE SETTING, CUSTOMIZE FAVORITE SETTING, DISPLAY TIME OUT, WALL PAPER SETTING, MIDI SETTING LOAD OPTION, DATA PROTECTION, LANGUAGE SELECT, DISK PREFERENCE PART SETTING, CONTROL MIDI MESSAGES, REALTIME MESSAGES, COMMON...
  • Page 5 1. Warning To prevent the risk of fire, smoke, or electrical shock and to ensure safe operation, please be sure to follow the safety guidelines below. 1. At places where special caution is required, the necessary safety precautions are clearly labeled or printed, for example, on the cabinet, or on the part concerned.

  • Page 6: Safety Precaution

    2. Safety Precaution 2.1. Safety Precaution 1. Before servicing, unplug the power cord to prevent an electric shock. 2. When replacing parts, use only the manufacturer’s recommended components for safety. 3. Check the condition of the power cord. Replace if wear or damage is evident.
  • Page 7 3. Controls and Functions 4. Initialize 5. Connections 6. Symptoms which Appear to be Signs of Trouble 7. Error Messages 8. MIDI Implementation Chart 9. Keyboard Ranges This keyboard features Touch Response, by which you control the volume by playing the keys harder or softer.

  • Page 8: Parts Location

    10. Parts Location...
  • Page 9 11. Disassembly Instructions 11.1. Opening the top cabinet 1. Turn the keyboard cabinet upside down, and remove the bottom screws ( 14 pcs.) as shown in Fig.2 2. Place the keyboard bottomside down, and open the top cabinet . Fig.2 - Pull the Display Angle Lever upward and swivel the display as shown in Fig.3...
  • Page 10 11.2. Removing the HB, MB, CPL, ROT, CPC, CPR, CNB, ACP, FAJ, JACK, ASUB printed circuit boards - Follow the item 11.1.. - Pull out the connectors on the printed circuit boards. HB P.C.B. - Remove the HB P.C.B. mounting screws ( 2 pcs.) as shown in Fig.4 MB P.C.B.
  • Page 11 Fig.4 ACP P.C.B. - Remove the ACP P.C.B. mounting screws ( 4 pcs.) as shown in Fig.4 FAJ P.C.B. - Remove the FAJ P.C.B. mounting screws ( 8 pcs.) as shown in Fig.4 JACK P.C.B. - Remove the JACK P.C.B. mounting screws ( 3 pcs., 2 pcs.
  • Page 12 11.3. Removing the MAIN printed circuit board MAIN P.C.B. 1. Remove the bottom board mounting screws ( 6 pcs.) as shown Fig.5 2. Remove the MAIN P.C.B. mounting screws ( 4 pcs.) as shown in Fig.5 Fig.5 11.4. Removing the DISPLAY...
  • Page 13 - Follow the item 11.1.. - Pull out the connectors on the DISPLAY panel. Fig.6 STEP 1: Removing the gear rails 1. Remove the gear rail mounting screws ( 8 pcs.) as shown in Fig.6 Fig.7 2. While pulling the rod to release it from the gear rail, pull the gear rail.
  • Page 14 STEP 3: Releasing the spring - Release the spring as shown in Fig.9 Fig.9 STEP 4: Removing the cable clamper - Release the claws and pull off the cable calmper as shown in Fig.10 Fig.10 STEP 5: Releasing the claws - Release the claw as shown in Fig.11 Fig.11...
  • Page 15 - The DISPAY can be removed from the top cabinet. 11.5. Removing the DISPLAY panel 1. Follow the item 11.4.. 2. Remove the DISPLAY panel mounting screws ( 6 pcs.) as shown Fig.12 Fig.12 11.6. Removing the LCDL, LCDC and LCDR printed circuit boards - Follow the item 11.5..
  • Page 16 LCDR P.C.B. - Remove the LCDR P.C.B. mounting screws ( 3 pcs.) as shown in Fig.13 Fig.13 11.7. Removing the LCD and the INV P.C.B. - Follow the item 11.5.. - Remove the LCD mounting screws ( 4 pcs.) as shown in Fig.14 INV P.C.B.
  • Page 17 11.8. Removing the keyboard unit 1. Follow the item 11.1.. 2. Remove the keyboard unit mounting screws ( 5 pcs.) as shown Fig.15 3. Place the keyboard cabinet bottomside down, and open the top cabinet. 4. Remove the keyboard unit holding screws ( 3 pcs.).
  • Page 18 - Otherwise, the Disk Drive unit can be removed by removing the Disk Drive unit mountng screws ( 4 pcs.) as shown in Fig.18 Fig.18 11.10. Removing the keys 1. Follow the item 11.8.. 2. Press downward on the rear of the key as shown in Fig.19 3.
  • Page 19 NOTE: To remove a black key, the white key to either side of it should be removed first. 12. Service Diagnostic Function The service diagnostic function makes it possible to determine whether the various test modes pass or fail. The test modes are completely independent of one another. Select a test mode as necessary, and run the test.
  • Page 20 - Press the EXECUTE button to begin the test. - The test result (OK or NG) is displayed within twenty seconds. If the test result is NG, not only the respective IC, but a break or short circuit in the ADDRESS/DATA BUS as well as in any of the strobe signal lines may be the causeof the failure.
  • Page 21 - The test is carried out repeatedly. Data is saved and loaded, and then the two data sets are compared. The number of times that the test results in OK or NG are counted and displayed on the LCD. To interrupt the test, press the STOP button.(refer to Fig.25 - Even when the Floppy Disk Drive is functioning properly, the test...
  • Page 22 All the dots light red, green, blue, white, and finally black. The display can be held by pressing the DISPLAY HOLD button. CROSSTALK: An H pattern is shown. LCD crosstalk can be evaluated. To exit this test, press the EXIT button. SAMPLE: Several display patterns shown during normal use are shown.
  • Page 23 - First, set the COMPUTER terminal switch to MIDI. - Use a MIDI cable to directly connect the MIDI IN and MIDI OUT terminals. - When a keyboard key is pressed, the transmitted and received data are compared and the MIDI terminal operation is indicated as being OK or NG.
  • Page 24 1. Generate a full amplitude sine wave in the pitch of each key. (No touch, fixed stereo center). If no sound is generated or if the sound is distorted, the sound generator ROM corresponding to the key position is defective. 2.
  • Page 25 floppy disk. (refer to Fig.33 Fig.33 13.2. Notes on replacing FLASH ROMs The replacement parts include a FLASH ROM with a available memory and the PROGRAM DISKs which contains the program to be written into the PROGRAM ROMs. After replacing the PROGRAM ROM, always write the program into it from the PROGRAM DISKs includedin the replacement parts.

  • Page 26: Measurements And Adjustments

    3. Check “Flash Memory Update” is displayed on the LCD, and release the PANEL MEMORY buttons. The program will be written into the FLASH ROM automatically. Replace the floppy disk when instructed. 4. When the operation is complete, “Completed!!” will be displayed on the LCD.

  • Page 27: Precautions Before Servicing

    15. Precautions before Servicing 15.1. Precautions for measuring of the output waveforms 1. The waveform was measured with a “National Digital Storage Oscilloscope VP-5730A”. Therefore the waveforms of musical tone signals shown may differ somewhat due to the difference in the timing of triggering.

  • Page 28: Specification

    SPECIFICATION SYMBOL Fixed Carbon Film Resistors “FLAME-PROOF” (ERD—F—type) Fixed Wire Wound Resistors “FLAME-PROOF” (ERF—type) Fixed Metal Oxide Film Resistors “FLAME-PROOF” (ERG—type) Fixed Metal Film Resistors “FLAME-PROOF” (ERX—type) Fixed Metal Film Resistors (Precision and High Stability) (ERO—type) Fuse Type Fixed Metal Oxide Film Resistors “FLAME-PROOF”...

  • Page 29: Schematic Diagram

    SPECIFICATION TYPE SYMBOL Non-Polarized Electrolytic ECEA_KN_type Capacitors Non-Polarized Electrolytic (for ECEA_Y_type Network system) Tantalum Solid Electrolytic ECS_type Capacitors Metalized Plastic Film ECQV_type Capacitors (TF Series) Temperature Compensating ECC_type Ceramic Capacitors High-Dielecytric Constant ECK_type Ceramic Capacitors ECR_type Axial Lead Ceramic Capacitors ECB_type Metalized Polyester Film ECQ_EW_type Capacitors for Across the Line...
  • Page 31 17. Printed Circuit Board 18. Block Diagram 19. Wiring Connection Diagram 20. Replacement Parts List Notes: *Important safety notice: / Components identified by mark have special characteristics important for safety. / Funrthermore, special parts which have purposes of fire-retardant (resistors), high-quality sound (capacitors),low-noise (resistors), etc. are used. / When replacing any of components, be sure to use only manufacture’s specified parts shown in the parts list.
  • Page 32 *ACHTUNG:Die lasereinheit nicht zerlegen.Die lasereinheit darf nur gegen einc vom hersteller spezifizierte einheit ausgetauscht werden. *Capacity values are in microfarads (uF) unless specified otherwise, P=Pico-farads (pF) F=Farads (F) / *Resistance values are in ohms, unless specified otherwise, 1K=1,000 (OHM), 1M=1,000K (OHM) *The marking <RTL>...
  • Page 33 Ref. No. Part No. Part Name & Description Remarks QMRG7106AA SHAFT [SPC] QMRG7108AA LOCK PLANK [SPC] QMFG4243AA BUTTON CUSHION [SPC] QMFG4244AA BUTTON CUSHION [SPC] QMFG4245AA BUTTON CUSHION [SPC] QGUG1440AD1K BUTTON QGUG1472AA BUTTON [SPC] QGUG1472BA BUTTON [SPC] QGUG1472BB BUTTON [SPC] QGUG1472CA BUTTON [SPC] QGUG1473AA...
  • Page 34 Ref. No. Part No. Part Name & Description Remarks QMRG7109AA LOCK ARM(R) [SPC] QMRG7110AA LOCK ARM(L) [SPC] QMRG7111AA LOCK LEVER [SPC] QMGG063AA CUSHION RUBBER [SPC] XTW3+10Q SCREW [SPC] XTN23+10C SCREW [SPC] XTW3+12QFZ SCREW [SPC] QMRG5215AA CUSHION [SPC] QMRG5216AA CUSHION [SPC] QKWG036AA LCD WINDOW [SPC]...
  • Page 35 Ref. No. Part No. Part Name & Description Remarks A1-1 QQTG0621A INSTRUCTION MANUAL (EG)[M]<IF> A1-1 QQTG0622A INSTRUCTION MANUAL (EX,X)[M]<IG> A1-1 QQTG0623A INSTRUCTION MANUAL (EH)[M]<IH> QAQG066AA FLOPPY DISC SET [SPC] QJAG025AA AC CORD K2CB2ED00001 (P,PC)[SPC] QJAG029AA AC CORD (GN)[SPC] QJAG031AA AC CORD (XA)[SPC] SJAG65 AC CORD...
  • Page 36 Ref. No. Part No. Part Name & Description Remarks ECEA1CKS100 16V 10 FAJ[SPC] ECUV1H104ZFX 50V 0.1 MAIN[SPC] QCBG1H104ZFA 50V 0.1 F1E1H104A001 CPL[SPC] ECBT1H470J 50V 47P MKB2[SPC] ECUV1H104ZFX 50V 0.1 MAIN[SPC] QCBG1H104ZFA 50V 0.1 F1E1H104A001 CPL[SPC] QCBG1H104ZFA 50V 0.1 F1E1H104A001 FAJ[SPC] ECBT1H470J 50V 47P MKB2[SPC]...
  • Page 37 ECUV1H104ZFX 50V 0.1 MAIN[SPC]...
  • Page 38 Ref. No. Part No. Part Name & Description Remarks ECCR1H220J 50V 22P FAJ[SPC] ECUV1H103KBG 50V 0.01 MAIN[SPC] ECEA1CKS100 16V 10 FAJ[SPC] C28,29 ECUV1H104ZFX 50V 0.1 MAIN[SPC] QCBG1H104ZFA 50V 0.1 F1E1H104A001 FAJ[SPC] ECBA1H102KB5 50V 0.001 CPC[SPC] ECCR1H220J 50V 22P FAJ[SPC] ECUV1H104ZFX 50V 0.1 MAIN[SPC] ECBA1H102KB5...
  • Page 39 Ref. No. Part No. Part Name & Description Remarks ECQG1H332KZT 50V 3300P F0A1H332A025 FAJ[SPC] ECQG1H222KZT 50V 2200P F0A1H222A025 FAJ[SPC] ECQG1H332KZT 50V 3300P F0A1H332A025 FAJ[SPC] ECQG1H222KZT 50V 2200P F0A1H222A025 FAJ[SPC] C63-66 QCBG1H104ZFA 50V 0.1 F1E1H104A001 FAJ[SPC] ECBT1H221KB5 50V 220P F1D1H221A012 FAJ[SPC] ECEA1HSN010 50V 1 FAJ[SPC]...
  • Page 40 Ref. No. Part No. Part Name & Description Remarks C114 ECEA50Y1R5K 50V 1.5 FAJ[SPC] C114 ECUV1H223KBX 50V 0.022 MAIN[SPC] C115 ECEA50Y1R5K 50V 1.5 FAJ[SPC] C115 ECUV1H100DCN 50V 10P MAIN[SPC] C116 ECQG1H472KZT 50V 4700P F0A1H472A025 FAJ[SPC] C116,17 ECUV1H101JG 50V 100P MAIN[SPC] C117 QCBG1H104ZFA 50V 0.1...
  • Page 41 Ref. No. Part No. Part Name & Description Remarks MA165TA5 DIODE MA2C16500E MKB1[SPC] MA165TA5 DIODE MA2C16500E LCDL[SPC] MA111TX DIODE MA2J11100L MAIN[SPC] MA165TA5 DIODE MA2C16500E MKB1[SPC] MA165TA5 DIODE MA2C16500E FAJ[SPC] MA165TA5 DIODE MA2C16500E LCDL[SPC] ERA1502V5 DIODE B0EAKM000061 FAJ[SPC] MA111TX DIODE MA2J11100L MAIN[SPC] MA165TA5 DIODE MA2C16500E MKB1[SPC]...
  • Page 42 Ref. No. Part No. Part Name & Description Remarks MA165TA5 DIODE MA2C16500E MKB1[SPC] MA165TA5 DIODE MA2C16500E LCDL[SPC] EK04W DIODE B0JAME000042 FAJ[SPC] MA165TA5 DIODE MA2C16500E MKB1[SPC] MA165TA5 DIODE MA2C16500E LCDL[SPC] EK04W DIODE B0JAME000042 FAJ[SPC] MA165TA5 DIODE MA2C16500E MKB1[SPC] MA165TA5 DIODE MA2C16500E LCDL[SPC] MA165TA5 DIODE MA2C16500E MKB1[SPC]...
  • Page 43 Ref. No. Part No. Part Name & Description Remarks MA165TA5 DIODE MA2C16500E MKB1[SPC] MA165TA5 DIODE MA2C16500E LCDC[SPC] MA165TA5 DIODE MA2C16500E MKB1[SPC] MA165TA5 DIODE MA2C16500E LCDC[SPC] MA165TA5 DIODE MA2C16500E MKB1[SPC] MA165TA5 DIODE MA2C16500E LCDC[SPC] MA165TA5 DIODE MA2C16500E MKB1[SPC] MA165TA5 DIODE MA2C16500E LCDC[SPC] MA165TA5 DIODE MA2C16500E MKB1[SPC]...
  • Page 44 Ref. No. Part No. Part Name & Description Remarks MA165TA5 DIODE MA2C16500E MKB2[SPC] MA165TA5 DIODE MA2C16500E LCDC[SPC] MA165TA5 DIODE MA2C16500E MKB2[SPC] MA165TA5 DIODE MA2C16500E LCDC[SPC] MA165TA5 DIODE MA2C16500E MKB2[SPC] MA165TA5 DIODE MA2C16500E CPL[SPC] MA165TA5 DIODE MA2C16500E MKB2[SPC] MA165TA5 DIODE MA2C16500E CPL[SPC] MA165TA5 DIODE MA2C16500E MKB2[SPC]...
  • Page 45 Ref. No. Part No. Part Name & Description Remarks D125 LN382GPXVTX3 LNJ382GKGX02 CPL[SPC] D126 LN282RPXVTX3 LNJ282RKRX02 CPL[SPC] D127 LN282RPXVTX2 LNJ282RKRX01 LCDL[SPC] D127 LN282RPXVTX3 LNJ282RKRX02 CPL[SPC] D128 LN282RPXVTX2 LNJ282RKRX01 LCDL[SPC] D128 LN282RPXVTX3 LNJ282RKRX02 CPL[SPC] D129 LN382GPXVTX2 LNJ382GKGX01 LCDL[SPC] D129 LN382GPXVTX3 LNJ382GKGX02 CPL[SPC] D130 LN382GPXVTX2 LNJ382GKGX01 LCDL[SPC]...
  • Page 46 Ref. No. Part No. Part Name & Description Remarks D315 LN282RPXVTX2 LNJ282RKRX01 LCDR[SPC] D315 MA8082M DIODE MAZ80820M MAIN[SPC] D316 LN382GPXVTX2 LNJ382GKGX01 LCDR[SPC] D316 MA111TX DIODE MA2J11100L MAIN[SPC] D317 LN282RPXVTX2 LNJ282RKRX01 LCDR[SPC] D317 MA111TX DIODE MA2J11100L MAIN[SPC] D318-20 LN282RPXVTX2 LNJ282RKRX01 LCDR[SPC] D323-31 LN282RPXVTX3 LNJ282RKRX02 CPC[SPC]...
  • Page 47 Ref. No. Part No. Part Name & Description Remarks XBA2C25TB0L FUSE,T2.5A FAJ(XD,XT,GN,XA,EX)[SPC] XBA1C25NB100 FUSE,2.5A FAJ(P,PC)[SPC] HD74LS138P MKB2[SPC] M37471M2196S CPL[SPC] QCPL-260L FAJ[SPC] TC74VHC138F C0JBAN000074 MAIN[SPC] HD74LS07P CPL[SPC] HD74LS138P MKB2[SPC] M5F78M15L C0CAALE00004 FAJ[SPC] TC74VHC139F MAIN[SPC] M5218AL C0AABB000054 MKB3[SPC] M5F79M15L C0CABLE00002 FAJ[SPC] TC74VHC139F MAIN[SPC] M5218AL C0AABB000054 FAJ[SPC]...
  • Page 48 Ref. No. Part No. Part Name & Description Remarks IC106 TC74LCX245F MAIN[SPC] IC107 M5M34051FPE2 MAIN[SPC] IC108 SED1354F2A MAIN[SPC] IC109 T74LCX16244A MAIN[SPC] IC110 LC32V4265T25 C3ABEG000002 MAIN[SPC] IC111 T7SET04FT85L MAIN[SPC] IC112 TC7SH08FU C0JBZZ000138 MAIN[SPC] IC202 TC74LCX541F MAIN[SPC] IC203,04 TC74VHC138F C0JBAN000074 MAIN[SPC] IC205 QSIGX3C64004 MAIN[SPC] IC206...
  • Page 49 QLBG003A COIL MAIN[SPC]...
  • Page 50 Ref. No. Part No. Part Name & Description Remarks QLBG005A COIL FAJ[SPC] QLQGT2T100LA 10UH×2 ACP[SPC] QLQGT3T131LA 130UH×3 HB[SPC] QLBG005A COIL INV[SPC] QLBG005A COIL FAJ[SPC] QLBG005A COIL INV[SPC] QLBG005A COIL FAJ[SPC] QLBG005A COIL INV[SPC] QLBG005A COIL FAJ[SPC] QLQGT1B101KA 100UH×1 G0C101K00030 INV[SPC] L5-L9 QLBG005A COIL...
  • Page 51 PCB18 SXPG232941 ACP P.C.B. (EG,EZ,EB)(RTL)[M]...
  • Page 52 Ref. No. Part No. Part Name & Description Remarks PCB18 SXPG232941 ACP P.C.B. (GN)(RTL)[M] PCB18 SXPG232941 ACP P.C.B. (EX,EH)(RTL)[M] PCB18 SXPG232951 ACP P.C.B. (P,PC)(RTL)[M] PCB18 SXPG232961 ACP P.C.B (X,XS,XD,XT,XA)(RTL)[M] 2SA1015TPE2 TRANSISTOR FAJ[SPC] 2SA830STPB TRANSISTOR CPL[SPC] 2SB709AR TRANSISTOR 2SB0709AR ASUB[SPC] 2SB709AR TRANSISTOR 2SB0709AR MAIN[SPC] 2SD592ARS...
  • Page 53 Ref. No. Part No. Part Name & Description Remarks 2SA830STPB TRANSISTOR CPR[SPC] 2SC1815TPE2 TRANSISTOR FAJ[SPC] 2SD601AQ TRANSISTOR 2SD0601AQ ASUB[SPC] 2SA1015TPE2 TRANSISTOR FAJ[SPC] 2SA830STPB TRANSISTOR CPR[SPC] 2SB709AR TRANSISTOR 2SB0709AR ASUB[SPC] 2SA830STPB TRANSISTOR CPR[SPC] 2SC1815TPE2 TRANSISTOR FAJ[SPC] 2SD601AQ TRANSISTOR 2SD0601AQ ASUB[SPC] 2SA830STPB TRANSISTOR CPR[SPC] 2SB709AR...
  • Page 54 Ref. No. Part No. Part Name & Description Remarks ERDS2TJ472 1/4W 4.7K MKB3[SPC] ERJ6GEYJ472V 1/10W 4.7K MAIN[SPC] ER0S2TKF1001 1/4W 1K EROS2TKF1001 HB[SPC] ERD2FCVG471 ASUB[SPC] ERDS2TJ103 1/4W 10K FAJ[SPC] ERJ6GEYJ472V 1/10W 4.7K MAIN[SPC] ERDS2TJ103 1/4W 10K CPL[SPC] ER0S2TKF1001 1/4W 1K EROS2TKF1001 HB[SPC] ERD2FCVG471 ASUB[SPC] ERDS2TJ103...
  • Page 55 ERDS2TJ103 1/4W 10K CPL[SPC]...
  • Page 56 Ref. No. Part No. Part Name & Description Remarks ERJ6GEYJ105 1/10W 1M ERJ6GEYJ105V MAIN[SPC] ERDS2FJ221 1/4W 220 FAJ[SPC] ERDS2TJ103 1/4W 10K CPL[SPC] ERJ6GEYJ472V 1/10W 4.7K MAIN[SPC] ERD2FCVG471 ASUB[SPC] ERDS2FJ154 1/4W 150K FAJ[SPC] ERDS2TJ103 1/4W 10K CPL[SPC] ERDS2FJ154 1/4W 150K FAJ[SPC] ERDS2TJ103 1/4W 10K CPL[SPC]...
  • Page 57 Ref. No. Part No. Part Name & Description Remarks ERJ6GEYJ472V 1/10W 4.7K MAIN[SPC] ERDS2FJ333 1/4W 33K FAJ[SPC] ERDS2TJ103 1/4W 10K CPL[SPC] ERDS2FJ104 1/4W 100K CPL[SPC] ERDS2FJ333 1/4W 33K FAJ[SPC] ERJ6GEY0R00V 1/10W 0 MAIN[SPC] ERDS2FJ104 1/4W 100K CPL[SPC] ERDS2FJ222 1/4W 2.2K FAJ[SPC] ERJ6GEYJ472V 1/10W 4.7K...
  • Page 58 Ref. No. Part No. Part Name & Description Remarks R76,77 ERDS2FJ154 1/4W 150K FAJ[SPC] ERDS2TJ183 1/4W 18K FAJ[SPC] ERDS2TJ682T 1/4W 6.8K FAJ[SPC] ERDS2FJ333 1/4W 33K CPR[SPC] ERDS2TJ183 1/4W 18K FAJ[SPC] ERDS2FJ154 1/4W 150K FAJ[SPC] ERDS2T0 1/4W 0 CPR[SPC] ERDS2FJ101 1/4W 100 CPR[SPC] ERDS2FJ154 1/4W 150K...
  • Page 59 Ref. No. Part No. Part Name & Description Remarks R104 ERJ6GEYJ470V 1/10W 47 MAIN[SPC] R105 ERDS2FJ680 1/4W 68 CPR[SPC] R105 ERDS2TJ105 1/4W 1M FAJ[SPC] R105 ERJ6GEYJ470V 1/10W 47 MAIN[SPC] R106 ERDS2FJ680 1/4W 68 CPR[SPC] R106 ERDS2TJ105 1/4W 1M FAJ[SPC] R106 ERJ6GEYJ472V 1/10W 4.7K MAIN[SPC]...
  • Page 60 Ref. No. Part No. Part Name & Description Remarks R128 ERF2EXKR10V FAJ[SPC] R128 ERJ6GEYJ472V 1/10W 4.7K MAIN[SPC] R129 ERF2EXKR10V FAJ[SPC] R129 ERJ6GEYJ472V 1/10W 4.7K MAIN[SPC] R130,31 ERDS2FJ472 1/4W 4.7K FAJ[SPC] R132,33 ERDS2FJ223 1/4W 22K FAJ[SPC] R133 ERJ6GEYJ472V 1/10W 4.7K MAIN[SPC] R134 ERDS2TJ823T 1/4W 82K...
  • Page 61 Ref. No. Part No. Part Name & Description Remarks R323 ERJ6GEYJ470V 1/10W 47 MAIN[SPC] R324 ERJ6GEYJ472V 1/10W 4.7K MAIN[SPC] R325 ERJ6GEYJ823 1/10W 82K MAIN[M] R326 QRSGBB471QT2 THERMISTOR D4DC24710002 MAIN[SPC] R327,28 ERJ6GEYJ472V 1/10W 4.7K MAIN[SPC] R329 ERJ6GEYJ154V 1/10W 150K MAIN[SPC] R330 ERJ6GEYJ471V 1/10W 470 MAIN[SPC]...
  • Page 62 Ref. No. Part No. Part Name & Description Remarks S250-53 EVQ21507K SW,TACT CPC[SPC] S254-57 EVQ21507K SW,TACT CPR[SPC] S258-60 EVQ21507K SW,TACT CPC[SPC] S261-72 EVQ21507K SW,TACT CPR[SPC] S500 QSRGT003AA SW,ROTARY ROT[SPC] EASJ14PL11A3 14CM SP [SPC] EAS12P458JB3 12CM SP [SPC] EAS65PH31D3 6.5CM SP [SPC] QTDG005A POWER TRANSFORMER...
  • Page 63 X301 QSIG1I3000A 30MHZ CERAMIC OSCILLATOR MAIN[M]...
  • Page 64 Ref. No. Part No. Part Name & Description Remarks EXBA10E472J MAIN[SPC] 4.7K ×8 Z1,Z2 EXBV8V220J INV[SPC] ×4 EXBV8V470J D1H84704A008 MAIN[SPC] ×4 EXBV8V220J INV[SPC] ×4 Z3,Z4 EXBV8V470J D1H84704A008 MAIN[SPC] ×4 Z5-Z9 EXBA10E472J MAIN[SPC] 4.7K ×8 EXBS8V101J MAIN[SPC] ×4 EXBS8VR000 MAIN[SPC] ×4 Z13-16 EXBA10E472J MAIN[SPC]...

  • Page 65: Cabinet Parts Location

    Ref. No. Part No. Part Name & Description Remarks ZC202 ECJRVC1H470K 47P×4 MAIN[SPC] ZC203 ECJRVC1H470K 47P×4 MAIN[SPC] 21. Cabinet Parts Location...
  • Page 66 22. Manual Keyboard Parts and Control Panel Parts Location...
  • Page 68 REF.NO. DESCRIPTION PERFORMANCE PADS(1-4,5 SOLO,6 SOLO) GLOBAL EFFECT(CHORUS,MULTI,REVERB,MIC) 34(A) PERFORMANCE PADS(BANK,STOP) 34(B) PROGRAM MENUS,DISK SEQUENCER(PLAY,EASY REC) 36(A) DEMO 36(B) SOUND CONTROLLER(MODE) 36(C) SOUND CONTROLLER(RESET) 36(D) PERFORMANCE PADS(AUTO SETTING) MUSIC STYLE ARRANGER,ONE TOUGH PLAY,SPLIT POINT,VARIATION& MSA(1,2,3,4) SET,PANEL MEMORY(1,2,3,4,)NEXT BANK,BANK VIEW PANEL MEMORY(5,6,7,8),CUSTOM PANEL SOLO,TECHNI-CHORD PART SELECT/CONDUCTOR(LEFT,RIGHT1,RIGHT2) 42(A)
  • Page 69 23. Packaging H010100000 KA/HH...
  • Page 70 RHYTHM GROUP AUTO PLAY CHORD SOUND CONTROLLER Various rhythm patterns are Add an automatic accompaniment Modify the sound in available for each rhythm to your selected rhythm. realtime with the trackball. group. RHYTHM GROUP 8 &16 ROCK SOUL BEAT & POP BALLAD &...
  • Page 71 DISPLAY Displays performance information, function settings and other messages. • Adjust the readability with the CONTRAST control at the lower left side of the display. PANEL MEMORY SOUND GROUP Store the panel settings, then recall Various sounds are available for each them instantaneously just by pressing sound group.

  • Page 72: Select Control

    This Keyboard has many settable functions and storable memories. However, you can return the settings and memory to the factory-preset status. INITIAL Press the PROGRAM MENUS button to turn Press the OK button. • The display changes to the confirmation dis- it on.
  • Page 73 MIDI EXP PEDAL – FOOT SW – FOOT CONTROLLER COMPUTER THRU Ú R + L Ú R + L MIDI LINE OUT AUX IN EXP PEDAL COMPUTER The optional SZ-E2 Expression Pedal (sold By connecting this terminal to the serial port of separately) can be connected to this terminal to a computer, performance data can be ex- control the volume.
  • Page 74 The following changes in performance may occur in the Technics Keyboard but do not indicate trouble. Phenomenon Remedy • Turn off the POWER button once, then turn it on again. The buttons, keys, etc. malfunction. If this procedure is not successful, turn off the POWER button once.
  • Page 75 Phenomenon Remedy • The remaining memory capacity of the COMPOSER Storage is not possible. is 0. • The time signature cannot be changed for a pattern Setting the time signature is not possible. which is currently recorded in the COMPOSER. If you wish to change the time signature, first follow the procedure to clear the memory.
  • Page 76 Contents Contents The data on the disk that you are using It is only possible to merge melody is for a different product. tracks. Tracks such as rhythm, chord and An error has occurred while the disk was control cannot be merged. loading.
  • Page 77 Contents Special tracks such as CHORD (APC), RHY and CTL exist in the song from which copying incompatible with the destination song because it is in the GM mode. AUTO PUNCH recording has been unsuccessful because SEQUENCER operation was interrupted before the PUNCH OUT measure was reached.
  • Page 78 Keyboard [ SX-KN6500 ] Function Transmitted Recognized Remarks Default 1- 16 1 - 1 6 Assigned to the part. Basic Channel Changed 1- 16 1 - 1 6 Default OMNI OFF , POLY MODE Mo d e 3 Messages M=1 only...
  • Page 79 SCHEMATIC DIAGRAM-1 NOTE: The number which noted at the connectors on the schematic diagram as "SCHEMATIC DIAGRAM-1" or "SCHEMATIC DIAGRAM-2" indicates the schematic diagram serial number located on the left corner in the schematic diagram. MAIN CPU CIRCUIT A[0-25] D[0-31] DSP.RST CP.GATE SELF.LED...

  • Page 80: Schematic Diagram

    SCHEMATIC DIAGRAM-2 B C D E F G H J K L M N O P R S T U V W X B C D E F G H QLBG003A 4.7Kx8 4.7Kx8 4.7Kx8 4.7Kx8 +3.3D +3.3D +3.3D +3.3D 47x4 J K L M N O P R S T U V W X 0.01...
  • Page 81 SCHEMATIC DIAGRAM-3 TC7SH08FU 3.3BB (2 INPUT AND GATE) K16V1204CTL6 (DYNAMIC RAM) VCC VCC VCC 1 2 3 4 5 LCAS NC 11 UCAS NC 15 +3.3BB +3.3BB 220P NC 40 TC74VHC08F (QUAD 2 INPUT AND GATE) +3.3D 2.2K Xout Ref off Ref off MOD 4.7K +3.3BB...
  • Page 82 SCHEMATIC DIAGRAM-4 IC13 IC11 C3FBMD000069 M29LV160B8TN (PROGRAMMED MASK ROM) (PROGRAMMED FLASH MEMORY) +3.3D +3.3D BYTE BYTE RESET VPP 13 RESET NC 13 RY/BY NC 10 RY/BY NC 10 OE 28 OE 28 +3.3D +3.3D BYTE BYTE RESET VPP 13 RESET NC 13 RY/BY NC 10...
  • Page 83 SCHEMATIC DIAGRAM-5 IC15 IC18 QSIGX3C32021 M29LV160B8TN (RHYTHM DATA ROM) (CUSTOM RHYTHM FLASH MEMORY) +3.3D +3.3D BYTE BYTE RESET VPP 13 RY/BY NC 10 OE 28 IC19 TC7W08FTE12L (DUAL 2 INPUT AND GATE) 1 2 3 4 5 6 7 8 +3.3D...
  • Page 84 SCHEMATIC DIAGRAM-6 IC20 +3.3BA T55V2161FT16 (STATIC RAM) 4.7K CE 6 R/W 17 UN5216TX...
  • Page 85 SCHEMATIC DIAGRAM-7 MAIN CTRL CIRCUIT CN102 +3.3D IC102 TC7WT241FU DUAL 3 STATE +3.3D BUFFER R106 R107 R117 R116 R104 4.7K 4.7K 4.7K 4.7K DISP DISP IC104 R105 TC7WT241FU DUAL 3 STATE BUFFER C102 C105 C104 CPRST CPRST CPCLK CPCLK Q101 Q102 UN511NTX UN511NTX...
  • Page 86 SCHEMATIC DIAGRAM-8 ZC107 ZC108 47Px4 100Px4 D102 D101 R125 MA152WK MA152WK 4.7K R126 DRIVER Z109 Z110 4.7K 47x4 100x4 DRIVER RECEIVER 1 2 3 4 5 IC111 RECEIVER T7SET04FT85L C125 (INVERTER) L101 C121 QLBG005A C124 D103 0.01 MA152WA R122 D104 IC107 MA152WA M5M34051FPE2...
  • Page 87 SCHEMATIC DIAGRAM-9 FAJ CIRCUIT (CN1) ON SCHEMATIC DIAGRAM 22 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 CN101 D B C A F G H I...
  • Page 88 SCHEMATIC DIAGRAM-10 1 2 3 4 CN104 +3.3D C130 ZC110 ZC109 +3.3D 100Px4 100Px4 +3.3D Z115 7 18 31 42 4.7KX8 VCC(3.3V) Z114 4.7Kx4 Z113 Z111 47x4 47x4 R139 4.7K +3.3D R133 4.7K R134 4.7K R135 4.7K +3.3D Except (p) area. R138 4.7K (p) area only.
  • Page 89 SCHEMATIC DIAGRAM-11 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 CN106 Q R S T U V W X +3.3D CN105 +15M +15M +3.3D +3.3D DACCK HDDCS IORST TO HDD ISOROM HDDINT PP.INT...
  • Page 90 SCHEMATIC DIAGRAM-12 MAIN TG CIRCUIT SDOE[0-3] SDIE[0-3] BCKX LRCKX MTMG LRCK +3.3D SDO0 Z204 SDO1 4.7Kx8 R201 SDO2 CKOUT C206 KB0-KS3 Z201 47x4 CN201 IC202 TC74LCX541F Z202 8 BIT OCTAL 47x4 BUS BUFFER Z203 47x4 C201 ZC201 ZC202 ZC203 47Px4 47Px4 47Px4 +3.3D...
  • Page 91 SCHEMATIC DIAGRAM-13 IC214 I B J C K D L E M F N G O H P TC7SZ32FU (2 INPUT OR GATE) R207 Z216 100x4 1 2 3 4 5 +3.3D R204 +3.3D C211 C216 C214 C213 C218 R208 WCEY1 WCEY0 WAY0...
  • Page 92 SCHEMATIC DIAGRAM-14 JP201 C222 C224 +3.3D IC203 TC74VHC138F C220 BYTE BYTE (3 TO 8 DECODER) IC215 TC7SZ32FU (2 INPUT OR GATE) 1 2 3 4 5 IC205 IC207 QSIGX3C64004 QSIGX3C64006 (64M BIT MASK ROM) (64M BIT MASK ROM) +3.3D R210 C223 C225 +3.3D...
  • Page 93 SCHEMATIC DIAGRAM-15 JP203 C226 CN203 BYTE WOEY WAY16 WAY15 WAY14 WAY13 WAY12 NC 36 WAY11 WAY10 WAY9 WAY8 WAY19 WAY21 WAY20 WAY18 WAY17 WAY7 WAY6 WAY5 WAY4 WAY3 WAY2 WAY1 WAY0 WD13 WD12 VSS VSS +3.3D +3.3 +3.3 IC209 QSIGX3C64020 WD10 (64M BIT MASK ROM) WD11...
  • Page 94 SCHEMATIC DIAGRAM-16 CN204 WOEY WAY16 WAY15 WAY14 WAY13 WAY12 WAY11 WAY10 WAY9 WAY8 WAY19 WAY21 WAY20 WAY18 WAY17 WAY7 WAY6 WAY5 WAY4 WAY3 WAY2 WAY1 WAY0 WD13 WD12 +3.3D +3.3 +3.3 WD10 WD11 WD14 WD15 CEY6 CEY7 CEX7 CEX6 WAX0 WAX1 WAX2 WAX3...
  • Page 95 SCHEMATIC DIAGRAM-17 MAIN DSP CIRCUIT DSP.FLAG0 DSP.RST MTMG LRCKX BCKX SDOE[0-3] SDIE[0-3] D[0-31] ADSPAD +3.3D +3.3D R302 R301 4.7K 4.7K ADSPCS C301 C303 DSP.RDY 8 A6 8 A6 R303 R304 3 A1 3 A1 X301 30MHz C304 C305 IC301 IC303 TC74VHC245F TC74VHC245F (BUS TRANSCEIVER)
  • Page 96 SCHEMATIC DIAGRAM-18 A B C D E F G H J K L M N O P Q R S T U V W X R315 R314 +3.3D C315 C312 C317 C323 C318 C322 C321 C306 C319 RFS0 RCLK0 DROA BSEL 3 152 DROB...
  • Page 97 SCHEMATIC DIAGRAM-19 +3.3D C324 0.1 C325 0.1 C326 0.1 38 44 LDQM UDQM Z308 Z313 4.7Kx8 4.7Kx8 15 49 30 7 47 50 IC305 K16S1120DTG8 (SYNCHRONIZE DYNAMIC RAM) +3.3D Z309 C327 0.1 47x4 C328 0.1 C329 0.1 38 44 Z310 47x4 LDQM UDQM...
  • Page 98 SCHEMATIC DIAGRAM-20 R335 C358 C348 R353 R327 16V10 4.7K 4.7K C352 150P C372 C347 0.01 6.3V100 R331 33K +15A 28 27 26 25 24 23 22 21 20 19 18 17 16 15 C356 0.1P IC310 IC307 M5218AFPE3 PCM1728E2K (OP.AMP) (D/A CONVERTER) 1 2 3 4 5 6 7 8 9 10 11 12 13 14 R332 33K...
  • Page 99 SCHEMATIC DIAGRAM-21 MSNS ROUT LOUT +15A MICIN +15M +15M -15A -15A VCC2 L303 L302 Q305 QLBG005A 120UH 2SB952A C363 C355 D312 D308 25V100U 6.3V1000 SFPB-74V R342 MA2062LF L304 QLBG005A R337 R340 C360 R343 0.01 4.7K D313 MA111TX R349 Q306 1W1K 2SC1815TPE2 R344 R347...
  • Page 100 SCHEMATIC DIAGRAM-22 FAJ CIRCUIT CN11 MRXD MIDI MTXD +5MI +5MI MIDI MSEL MSEL NCOMTX NCOMTX COMTX COMTX COMRX COMRX NCOMRX NCOMRX MRXD MTXD MTXD MRXD +5MI ROUT LOUT -15A -15A +15A +15A +15M +15M MICIN MSNS DATA PMUT CPRST +5MI CN10 1 +5D DATA...
  • Page 101 SCHEMATIC DIAGRAM-23 AUX IN L AUX IN R/R+L LINE OUT L LINE OUT R/R+L 130UHX3 130UHX3 130UHX3 R104 C101 100K 2.2K 2.2K 0.0068 4700P 4700P 4700P 4700P R103 50N1 4.7K 50N1 50N1 16N10 16N10 +15A 6.8K 100K 2.2K 16V10 4.7K 150K 2SB621A-R 150K...
  • Page 102 SCHEMATIC DIAGRAM-24 MIDI IN MIDI THRU MIDI OUT 130UHX3 130UHX3 130UHX3 QCPL-260L +5MI (PHOTO COUPLER) +5MI VOUT D1, D2, D9-D11 MA165TA5 2SA1015TPE2 2SA1015TPE2 R102 100K R101 680K 100K 680K C102 C103 2.2K 3300P 3300P 2.2K 2.2K 6.8K C72 150P 220P 220P 3300P 2.2K...
  • Page 103 SCHEMATIC DIAGRAM-25 +15A R124 EK04W R127 C116 R136 MA165TA5 R125 0.0047 4.7K +15M +15A MA4150M 4.7K +VCCF R131 R123 R137 EK04W 4.7K R134 3.3K R116 R119 R135 Q9, Q12, Q16, Q22 +15MS 4.7K 2SA1015TPE2 Q13, Q17, Q18, Q21, Q23 EK04W MA165TA5 2SC1815TPE2 L20 QLBG005A...
  • Page 104 SCHEMATIC DIAGRAM-26 ASUB CIRCUIT Q1, Q3-Q5, Q8, Q10, Q12, Q13, Q15-Q17, Q20, Q22, Q24, Q25, Q27-Q29, Q32, Q34, Q36 2SB709AR Q2, Q6, Q7, Q9, Q11, Q14, Q18, Q19, Q21, Q23, Q26, Q30, Q31, Q33, Q35 2SD601AQ 25V47 CN15 25V47 TW-R 6.5cm,8 CN16 SP-R...
  • Page 105 SCHEMATIC DIAGRAM-27 CN18 M5F78M15L +15V VOLTAGE +VCCF +15A REGULATOR QLBG005A EK04W QLBG005A CN12 25V4700 QLBG005A QLBG005A MA4075L 25V4700 QLBG005A 2SB941 +VCC -VCC R148 R147 25V4700 ERA1502V5 M5F79M15L QLBG005A -15V VOLTAGE REGULATOR 25V4700 QLBG005A ERA1502V5 -15A D5-D8 SVDS3V40 16V100 +15A +15A -15A -15A INDEX...
  • Page 106 SCHEMATIC DIAGRAM-28 ACP CIRCUIT PRODUCTS FOR X XS XD XT XA POWER TRANSFORMER BLUE BLACK 4700P 10UHx2 AC POWER CORD 100V0.1 BLUE POWER TRANSFORMER PRODUCTS FOR P PC BLUE BLACK 4700P 10UHx2 100V0.1 BLUE POWER TRANSFORMER PRODUCTS FOR OTHERS BLUE BLACK 4700P 10UHx2...
  • Page 107 SCHEMATIC DIAGRAM-29 CPL CIRCUIT PERFORMANCE PADS M37471M2196S D23 S23 D15 S15 (8BIT MICROCOMPUTER) D24 S24 D16 S16 EF0EC4004T3 XOUT VREF VREF 6.3V47 2SA830STPB 6.3V220 SOUT DATA 2SA830STPB CPRST D126 D130 CNTR1 SUMR 2SA830STPB SUML ROUT 2SA830STPB LOUT 2SA830STPB MAIN VOLUME 100K JOYY JOYX...
  • Page 108 SCHEMATIC DIAGRAM-30 D7,D8,D15,D16,D23,D24,D70-D78 MA165TA5 D72 S72 D126-D128 LN282RPXVTX3 D125,D129,D130 LN382GPXVTX3 ALL SWITCHES ARE EVQ21507K BANK D73 S73 STOP CNB CIRCUIT D74 S74 AUTO CN31 SETTING D75 S75 CN32 MUSIC STYLE ARRANGER D76 S76 VARIATION & MSA D77 S77 SOUND CONTROLLER D78 S78 D70 S70 MODE...
  • Page 109 SCHEMATIC DIAGRAM-31 LCDC CIRCUIT 4.7K V-COM D32 S32 D40 S40 D48 S48 D56 S56 D64 S64 VOLUME MUTE UP 1 MUTE UP 5 MUTE UP 9 MUTE UP 13 PAGE UP D33 S33 D41 S41 D49 S49 D57 S57 D65 S65 4.7K MUTE DOWN 1 MUTE DOWN 5...
  • Page 110 SCHEMATIC DIAGRAM-32 LCDL CIRCUIT RHTYHM GROUP 8&16 COUNTRY & ENTERTAINER BEAT WESTERN MARCH MOVIE ROCK & POP & WALTZ & SHOW BIG BAND BALLAD CUSTOM & SWING SOUL JAZZ MEMORY & FUNK COMBO LOAD SOUND MODERN BALLROOM ARRANGER DANCE GOSPEL LATIN &...
  • Page 111 SCHEMATIC DIAGRAM-33 MODE AUTO PLAY CHORD OFF/ON LCDL1 LCDL2 LCDL3 LCDL4 LCDL5 D101 8&16 BEAT D109 MODERN RHYTHM DANCE GROUP D119 BIG BAND & SWING D127 ENTERTAINER D131...
  • Page 112 SCHEMATIC DIAGRAM-34 CPR CIRCUIT IC10 M37471M2196S (8BIT MICROCOMPUTER) EF0EC4004T3 XOUT VREF 6.3V220 6.3V47 CN12 IC11 SOUT HD74LS138P DATA (3 TO 8 DECORDER) CPRST CNTR1 VR10 DDIS 2SA830STPB MIC VOLUME 2SA830STPB ROTA 2SA830STPB ROTB 2SA830STPB SEG5 2SA830STPB SEG4 SEG3 11 AD0 SEG2 SEG1 2SA830STPB...
  • Page 113 SCHEMATIC DIAGRAM-35 D230-D233,D238-D241,MA165TA5 D246-D249,D254-D257,D261-D272,D351-D358,D369,D372-D376 LN382GPXVTX3 D359-D368,D370,D371,D377 LN282RPXVTX3 ALL SWITCHES ARE EVQ21507K CONDUCTOR PART SELECT SEQUENCER GLOBAL EFFECT D238 D230 D246 D254 D261 S238 S230 S246 S254 S261 LEFT LEFT PLAY CHORUS S262 D239 D231 D247 D255 D262 S239 S231 S247 S255 NEXT RIGHT2...
  • Page 114 SCHEMATIC DIAGRAM-36 PANEL MEMORY @ CN11 D265 S265 D266 S266 D267 S267 D268 S268 D269 S269 D270 S270 D271 S271 S272 D272 D360 D362 D361 LEFT RIGHT1 RIGHT2 CONDUCTOR D363 D365 D364 LEFT RIGHT1 RIGHT2 CN10 PART SELECT D366 D368 D367 SOLO MULTI...
  • Page 115 SCHEMATIC DIAGRAM-37 LCDR CIRCUIT SOUND GROUP D201 S201 D207 S207 D213 S213 D219 S219 ORGAN & DIGITAL PIANO SOUND DSP ACCORDION DRAWBAR PART D202 S202 D208 S208 D214 S214 D220 S220 EFFECT SAX & ACCODION GUITAR VARIATION WOODWIND REGISTER D203 S203 D209 S209 D215 S215 D221 S221...
  • Page 116 SCHEMATIC DIAGRAM-38 CPC CIRCUIT CN20 D226 S226 D234 S234 D242 S242 D250 S250 D258 S258 MUSIC ONE TOUCH INTRO & TRANSP FADE IN STYLIST PLAY ENDING 1 OSE(-) D227 S227 D235 S235 D243 S243 D251 S251 D259 S259 INTRO & TRANSP SPLIT FAVORITES...
  • Page 117 SCHEMATIC DIAGRAM-39 JACK CIRCUIT JK201 JK202 JK203 JK204 JK205 COMPUTER FOOT S1 FOOT S2 CONTROLLER EXP PEDAL S201 QSSGT010AA 2 3 4 1 2 3 4 1 1 8 7 3 2 4 5 L205 130UHx3 L203 L206 130UHx3 130UHx3 L204 130UHx3 C211...
  • Page 118 SCHEMATIC DIAGRAM-40 INV CIRCUIT QLBG005A VCON 22x4 QLBG005A 22x4 VCON DISP DISP QLBG005A 100UH QTDG005A 22x4 4.7K 4.7K 6.3V220 2SD592ARS 2SD592ARS HB CIRCUIT HEAD PHONE MB CIRCUIT 1 8 7 3 2 4 5 130UHx3 0.033 JOY VOLUME JOYY JOYX 0.033 BEND BEND VOLUME...
  • Page 119 SCHEMATIC DIAGRAM-41 MKB1 CIRCUIT D1-D48 MA165TA5 MKB2 CIRCUIT IC1 HD74LS138P (3 TO 8 DECODER) IC2 HD74LS138P (3 TO 8 DECODER) 6.3V47 D49-D96 MA165TA5...
  • Page 120 SCHEMATIC DIAGRAM-42 MKB3 CIRCUIT D97-D122 MA165TA5...
  • Page 121 SCHEMATIC DIAGRAM-43 M5218AL (EEPROM) CN10 AFT1 AFTER TOUCH AFT2 SENSOR CN11 4.7K +VFC -VFC 4.7K AFTER TOUCH SENSOR ADJ...

  • Page 122: Main P.c.b. (Component Side)

    MAIN P.C.B. (COMPONENT SIDE) D308 IC102 CN106 IC103 CN104 C123 D301 R129 ZC109 R127 IC13 IC14 CN102 R110 R128 C109 IC104 R108 R119 R104 RESET R120 R105 Z105 R118 Z106 IC108 IC12 IC11 L105 ZC105 L104 ZC106 L103 CN105 L102 ZC104 C128 IC111...
  • Page 123 MAIN P.C.B. (FOIL SIDE) R116 C125 CN104 R117 R106 R107 C122 C126 R121 C105 C129 C104 C102 Z108 R114 R141 R140 Q101 Z107 C127 Q102 IC10 Z116 Z112 Z117 R143 Q103 R101 R126 IC24 C124 R144 R146 R147 C131 R125 C101 R145 C335...
  • Page 124 FAJ P.C.B. CN11 CN16 R147 J130 R148 MIDI R122 THRU J154 IC13 J129 R144 IC12 IC11 J132 J131 J151 C114 CN18 MIDI C103 IC10 R120 R102 R118 C107 R101 MIDI CN13 LINE C102 J152 OUT R/R+L R100 EXCEPT P,PC C106 R146 J123 J133...
  • Page 125 ASUB P.C.B. (COMPONENT SIDE) Q31 Q33 Q19 Q21 R21 R25 C12 R11 R15 Q25 Q29 Q30 Q13 Q17 Q1 Q5 Q14 Q15 Q16 Q26 Q27 Q28 Q2 Q3 Q4 (SXPG232311A) ASUB P.C.B. (FOIL SIDE) (SXPG232311A) ACP P.C.B. ACP P.C.B. (P,PC) (EX,EZ,EB,EG,EH,GN) T800mAL 250V 2A125V...
  • Page 126 CPL P.C.B. D129 DEMO SOUND CONTROLLER MODE RESET D125 APC/SEQUENCER MAIN VOLUME VOLUME D130 AUTO BANK STOP SETTING D126 F F F F F F MUSIC STYLE ARRANGER B C E D127 D128 B C E VARIATION & MSA PERFORMANCE PADS (SXPG232111A)
  • Page 127 CPC P.C.B. D323 D324 D325 J108 J109 S226 S227 S234 S235 S244 S260 D234 D260 SYNCHRO SPLIT TOUCH TEMPO & BREAK POINT D244 D235 PLAY FADE FADE D237 D245 J101 J115 J122 D236 D242 D330 D335 D331 D332 D333 D334 D326 D327 D328...
  • Page 128 CPR P.C.B. GLOBAL EFFECT D368 D367 MULTI S254 S255 CHORUS PART SELECT D366 D365 D363 D364 D262 D261 CN11 J211 S230 S231 S232 S233 J212 NEXT LEFT RIGHT 2 RIGHT 1 J213 SOLO BANK J214 J227 S261 S262 J215 J210 D231 D233 D232...
  • Page 129 CNB P.C.B. JACK P.C.B. CN34 CN31 J401 CN202 J400 CN32 CN33 JK205 (SXPG232111D) ROT P.C.B. PEDAL R210 L206 C211 C210 CN40 R209 JK203 S500 ENCODER D201 SWITCH FOOT D202 (SXPG232111E) INV P.C.B. (COMPONENT SIDE) JK202 FOOT L203 L1 L2 R203 R204 C203 C202...
  • Page 130 LCDL P.C.B. RHYTHM GROUP D104 D103 D102 D101 SOUL ROCK BALLAD 8&16 & FUNK & POP BEAT LCDL D112 D111 D110 D109 MARCH COUNTRY LCDL MODERN GOSPEL & WALTZ & WESTERN DANCE & BLUES D122 D121 D120 D119 LCDL LATIN JAZZ BIG BAND BALLROOM...
  • Page 131 LCDR P.C.B. SOUND GROUP D301 D302 D303 D304 S201 S202 S203 S204 STRINGS PIANO GUITAR S221 & VOCAL BRASS LCDR D221 D201 D202 D305 D203 D306 D307 D204 D308 S222 S205 D222 S206 S207 S208 MALLET LCDR & ORCH PERC D205 WORLD &...
  • Page 132 MB P.C.B. J101 3 2 1 J103 J102 MODULATION J104 (SXPG232811E) MKB1 P.C.B. A#11 C#14 D#16 F#19 G#21 A#23 (SXPG232411A)
  • Page 133 MKB2 P.C.B. C#26 D#28 F#31 G#33 A#35 C#38 D#40 F#43 G#45 A#47 (SXPG232411B) MKB3 P.C.B. C#50 D#52 F#55 G#57 A#59 CN10 AFTER TOUCH D105 SENSOR ADJ D108 D109 D106 D107 CN11 (SXPG232511)
  • Page 134 Tone Signal Control Signal LCD BACK LIGHT FLOPPY HARD DISC DISC DRIVE DRIVE TRANSFORMER Q1,2 CNB(2/2) CN34 FROM CN31(15) V-COM CN33 FAJ(2/2) MAIN CN103 CN102 CN105 ADDRESS BUS IC101 IC301, A1-A3 IC303 IC108 IC110 IC302 IC305 D16-D23 FLOPPY IC106 A0-A21 DA0-DA7 DD0-DD15 DA0-DA9,DA13...
  • Page 135 LCDR SWITCHES & LEDS CN11 CN10 CN20 SWITCHES SWITCHES & & LEDS LEDS IC12,13 Q20-25 BUFFER DRIVER VR10 IC11 CN12 MIC VOLUME DECORDER SW500 IC10 ENCODER TO FAJ SWITCH CN21 CN40 SW0-SW7 CM0-CM2 SEG0-SEG12 ROTA 8 BIT MICROCOMPUTER DATA, ROTB MIDI TX MIDI RX A0-A25...
  • Page 136 LCDL CNB(1/2) LCDC SWITCHES & LEDS CN32 CN31 SWITCHES SWITCHES & & LEDS LEDS Q1-5 TO CN34(19) V-COM Q6-8 +3.3D DRIVE BUFFER V-COM VOLUME MAIN VOLUME SW0-SW7 CM0-CM4 SEG0-SEG9 TO MB TO FAJ 8 BIT CN10 MICROCOMPUTER DATA, APC/SEQUENSER VOLUME IC310 IC307 CONVERTER...
  • Page 137 FAJ(1/2) CN101 +15A D5,6,7,8 +15V +15A Regulator -15V -15A Regulator Q304 -15A Regulator Regulator IC308 Q305-307 D3,4 Regulator IC308 Q301-303 +3.3V +3.3D Regulator Headphones Q4,5 CN10 TO CPL CN102 TO CPR CN12 KF0-KF3, KS0-KS3 KB0-KB4 KB0-KB4 KF0-KF3, KS0-KS3...
  • Page 138 CN12 Power POWER Transformer SWITCH CN18 CORD Q10,11 CN17 SP-L 12cm,8 CN14 14cm,8 TW-L 6.5cm,8 CN13 IC8 11 IC12 IC13 ASUB Equa Integ -lizing -rator IC14 CN16 SP-R AUX IN L 12cm,8 AUX IN R TW-R 6.5cm,8 LINE OUT L LINE OUT R Photo MIDI IN...
  • Page 139 HB P.C.B. MB P.C.B. LCDL P.C.B. QEXGSS05120A QEXGSA04010A W3 QEUGM8W17DZ W5 QEUGMHW38DZ CPL P.C.B. W6 QEUGMFW27DZ W14 QEXGSA13075C ACP P.C.B. BLUE/ ORANGE PINK BLACK PURPLE YELLOW PURPLE SP-L 12cm,8 14cm,8 TW-L TRANS 6.5cm,8 QEXGVH03050F QEXGVH06090D MAIN P.C.B. CN104 CN102 CN106 D-SUB CN105 QEUGMZW15E...
  • Page 140 LCDR P.C.B. INV P.C.B. QEUGMLW15BZ LCDC P.C.B. QEUGMKW25DZ QEUGMHW16DZ CNB P.C.B. ROT P.C.B. CN34 CN31 QEUGMHW26DZ 4 1 CN40 14 CN32 CN33 QEXGSS16040A QEXGSA04010A CN12 CPC P.C.B. CPR P.C.B. CN11 CN21 CN20 CN10 QEUGMKW08D W13 QEXGSA10080C JACK P.C.B. CN202 QEXGSS05010A CN201 FAJ P.C.B.

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