Yamaha PSR-SX900 Service Manual
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Yamaha PSR-SX900 Service Manual

Yamaha PSR-SX900 Service Manual

Digital workstation
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PK
001980
DIGITAL WORKSTATION
SERVICE MANUAL
n CONTENTS
SPECIFICATIONS ............................................................... 3
PANEL LAYOUT .................................................................. 5
CIRCUIT BOARD LAYOUT & WIRING ................................ 8
DISASSEMBLY PROCEDURE .......................................... 10
CIRCUIT BOARDS ............................................................ 21
TEST PROGRAM .............................................................. 40
INITIAL SETTING .............................................................. 57
SYSTEM BOOTING FLOWCHART ................................... 58
DMHBS/DMH/DMM CIRCUIT BOARD CHECK METHOD .... 60
RESTORING THE FACTORY-PROGRAMMED SETTINGS .. 62
DATA BACKUP AND RESTORE ....................................... 63
VERSION UPGRADE ........................................................ 64
PSR-SX700 PARTS LIST
PSR-SX900 PARTS LIST
PSR-SX700 BLOCK DIAGRAM
PSR-SX900 BLOCK DIAGRAM
CIRCUIT DIAGRAM
Copyright (c) Yamaha Corporation. All rights reserved. PDF TM
PSR-SX700
PSR-SX900
HAMAMATSU, JAPAN
'19.07

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Summary of Contents for Yamaha PSR-SX900

  • Page 1 RESTORING THE FACTORY-PROGRAMMED SETTINGS .. 62 DATA BACKUP AND RESTORE ........63 VERSION UPGRADE ............64 PSR-SX700 PARTS LIST PSR-SX900 PARTS LIST PSR-SX700 BLOCK DIAGRAM PSR-SX900 BLOCK DIAGRAM CIRCUIT DIAGRAM 001980 HAMAMATSU, JAPAN Copyright (c) Yamaha Corporation. All rights reserved. PDF TM ’19.07...

  • Page 2: Important Notice

    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 not been restated.

  • Page 3: Specifications

    MP3 (44.1 kHz, 128/256/320 kbps, stereo) MP3 (44.1 kHz, 128/256/320 kbps, stereo) Time Stretch Pitch Shift Vocal Cancel Multi Pads Number of Multi Pad Banks 329 banks x 4 Pads 226 banks x 4 Pads Audio Link PSR-SX900/SX700 Owner’s Manual...
  • Page 4 * The contents of this manual apply to the latest specifications as of the publishing date. To obtain the latest manual, access the Yamaha website then download the manual file. Since specifications, equipment or separately sold accessories may not be the same in every locale, please check with your Yamaha dealer.
  • Page 5 [MIC/GUITAR INPUT] jack u [GAIN] knob i FOOT PEDAL [1], [2] jacks o MIDI [IN], [OUT] terminals !0 USB TO DEVICE terminals *The PSR-SX900 has two terminals, and the PSR-SX700 has one terminal. !1 [USB TO HOST] terminal...
  • Page 6 SONG playback control buttons !8 Touch LCD and related controls u STYLE category selection buttons !9 ASSIGNABLE buttons i TRANSPOSE buttons @0 [MIC SETTING/VOCAL HARMONY] button (PSR-SX900)/ o TEMPO buttons [MIC SETTING] button (PSR-SX700) !0 [RESET/TAP TEMPO] button @1 [MENU] button...
  • Page 7 PSR-SX700/PSR-SX900 @4 @5 @4 [HARMONY/ARPEGGIO] button @5 [SUSTAIN] button @6 PART SELECT buttons @7 PART ON/OFF buttons @8 REGISTRATION MEMORY buttons @9 ONE TOUCH SETTING buttons #0 MULTI PAD CONTROL buttons #1 UPPER OCTAVE buttons...
  • Page 8 SPEAKER R (WOOFER) SPEAKER L (WOOFER) DCJK LOWER CASE ASSEMBLY DMHBS/ DMH/DMM KEYBOARD ASSEMBLY UPPER CASE ASSEMBLY 300 310 * This figure shows the PSR-SX900. SPEAKER R (TWEETER) SPEAKER L (TWEETER) JOYSTICK UPPER CASE ASSEMBLY * This figure shows the PSR-SX900.
  • Page 9 PSR-SX700/PSR-SX900 EMKS KEYBOARD ASSEMBLY Parts No. Unit Name Location Parts Name Description Connection PSR-SX700 PSR-SX900 AJK CB5-DMHBS/DMH/ (VAX9850) CONNECTOR ASSEMBLY XH-XH 6P 630mm DMM CB607 AJK CB2-DMHBS/DMH/ (VAX9930) (VAX9920) CONNECTOR ASSEMBLY GH-PH 12P 270mm DMM CB604 AJK CB3-DMHBS/DMH/ (VAX9950) (VAX9940) CONNECTOR ASSEMBLY...

  • Page 10: Bottom Board

    PSR-SX700/PSR-SX900 ■ DISASSEMBLY PROCEDURE Precautions * Disassembly or assembly should be performed on a cloth so as not to damage the LCD. * Install the filament tape and the harness clamp in the same way as they were before removal.
  • Page 11 Remove the three (3) screws marked [550]. The lower case assembly can then be removed. (Fig. 3) <Top view> [550] SPEAKER GRILLE ASSEMBLY (L) SPEAKER GRILLE ASSEMBLY (R) ENCODER KNOB * This figure shows the PSR-SX900. ENCORDER KNOB VOLUME KNOB CONTROL KNOBS Fig. 3 DMHBS/DMH/DMM Circuit Board (Time required: About 5 minutes) 3-1.
  • Page 12 Remove the lower case assembly. (See procedure 2.) 7-2. Remove the two (2) screws marked [510] and the three (3) screws marked [500C]. The keyboard assembly can then be removed. (Fig. 5) [510] * This figure shows the PSR-SX900. KEYBOARD ASSEMBLY [500C] Fig. 5...
  • Page 13 Remove the twenty six (26) screws marked [900B]. The PNL circuit board can then be removed. (Fig. 7) [500D] SHIELD COVER ASSEMBLY [500D] Fig. 6 * This figure shows the PSR-SX900. SPEAKER L (TWEETER) [900B] x 26 [900E] x 3 SPEAKER R (TWEETER)
  • Page 14 PSR-SX700/PSR-SX900 PNC Circuit Board (Time required: About 9 minutes) 9-1. Remove the lower case assembly. (See procedure 2.) 9-2. Remove the keyboard assembly. (See procedure 7.) 9-3. Remove the shield cover assembly. (See procedure 8-4.) The shield cover can be removed without removing the DMHBS/DMH/DMM and MIC circuit boards.
  • Page 15 (Time required: About 4 minutes) 19-1. Remove the lower case assembly. (See procedure 2.) 19-2. Remove the two (2) screws marked [900L]. The NWR circuit board can then be removed. (Fig. 8) * This figure shows the PSR-SX900. SPEAKER R (TWEETER) SPEAKER L (TWEETER)
  • Page 16 22-2. Remove the two (2) screws marked [900N]. The tweeter can then be removed. (Fig. 9) The left and right tweeters can be removed in the same method. NO GAP LCD SUB ASSEMBLY NO GAP * This figure shows the PSR-SX900. SPEAKER R (TWEETER) SPEAKER L (TWEETER) [900M] [900M]...
  • Page 17 23-1. Remove the lower case assembly. (See procedure 2.) 23-2. Remove the four (4) screws marked [70]. The woofer can then be removed. (Fig. 10) The left and right woofers can be removed in the same method. * This figure shows the PSR-SX900. LOWER CASE ASSEMBLY [70]...

  • Page 18: Disassembling The Keyboard Assembly

    PSR-SX700/PSR-SX900 Disassembling the Keyboard Assembly 26-1. Remove the lower case assembly. (See procedure 2.) 26-2. Remove the keyboard assembly. (See procedure 7.) 26-3. EMKS Circuit Board (Time required: About 5 minutes) 26-3-1. Remove the three (3) screws marked [110A]. The EMKS circuit board can then be removed. (Fig. 12) When installing the EMKS circuit board, tighten the screws 1 through 3 in numerical order as shown in the figure “EMKS”...
  • Page 19 PSR-SX700/PSR-SX900 26-4. White and Black Keys 26-6. MK-L Circuit Board (Time required: About 8 minutes) (Time required: About 8 minutes) 26-4-1. White and black keys for one octave unit are integrated 26-6-1. Remove the white and black keys from C1 to B3.
  • Page 20 PSR-SX700/PSR-SX900 Assembling Keyboard Assembly (Time required: About 9 minutes) 27-1. MK-L Circuit Board, MK-H Circuit Board Insert the cut part of the MK-L circuit board into the positioning rib while plugging it onto the predetermined position on the keyboard frame, and securely tighten four (4) screws marked [110B]. (Fig. 15, Fig. 16) Insert the cut part of the MK-H circuit board into the positioning rib while plugging it onto the predetermined position on the keyboard frame, and securely tighten three (3) screws marked [110C].

  • Page 21: Circuit Boards

    PSR-SX700/PSR-SX900 ■ CIRCUIT BOARDS AJK Circuit Board (YJ940B0) ..............24 DCJK Circuit Board (YJ940B0) ..............35 DMHBS/DMH/DMM Circuit Board (YJ939E0) ........22/23 EMKS Circuit Board (YJ742A0)..............35 ENC Circuit Board (YJ940B0) ..............34 FFC Circuit Board (YJ942C0) ..............34 HP Circuit Board (YJ940B0) ..............25 MIC Circuit Board (YJ941C0) ..............

  • Page 22: Component Side

    PSR-SX700/PSR-SX900 DMHBS/DMH/DMM Circuit Board For the settings of SW451 and SW452, please refer to “Table of destination SW” on page 12. to AJK-CB2 to MIC-CB100 to AJK-CB3 to TP-CB600 to CRYSTAL DISPLAY to NWL-CB500 Component side...
  • Page 23 PSR-SX700/PSR-SX900 DMHBS/DMH/DMM Circuit Board Pattern side...
  • Page 24 PSR-SX700/PSR-SX900 AJK Circuit Board to DMHBS/DMH/DMM-CB604 to DMHBS/DMH/DMM-CB606 to DMHBS/DMH/DMM-CB607 to DCJK-CB1 Component side Pattern side...

  • Page 25: Hp Circuit Board

    PSR-SX700/PSR-SX900 HP Circuit Board to DMHBS/DMH/DMM-CB605 Component side Pattern side NWL Circuit Board to WOOFER L to DMHBS/DMH/DMM-CB602 Component side Pattern side NWR Circuit Board to WOOFER R to TWEETER R to DMHBS/DMH/DMM-CB603 Component side Pattern side...
  • Page 26 PSR-SX700/PSR-SX900 PNL Circuit Board to PNC-CB2 to PS2-CB500 Component side...
  • Page 27 PSR-SX700/PSR-SX900 PNL Circuit Board Pattern side...
  • Page 28 PSR-SX700/PSR-SX900 PNR Circuit Board Component side MIC Circuit Board Component side...
  • Page 29 PSR-SX700/PSR-SX900 PNR Circuit Board Pattern side MIC Circuit Board to DMHBS/DMH/DMM-CB601 Pattern side...
  • Page 30 PSR-SX700/PSR-SX900 PS1 Circuit Board Component side Pattern side...
  • Page 31 PSR-SX700/PSR-SX900 PS2 Circuit Board to JOYSTICK Component side Pattern side TP Circuit Board Component side Pattern side...
  • Page 32 PSR-SX700/PSR-SX900 PNC Circuit Board to DMHBS/DMH/DMM-CB455 to EMKS-CN1 to PNR-CB300 HBS/DMH/DMM-CB455 to PNL-CB404 Component side...
  • Page 33 PSR-SX700/PSR-SX900 PNC Circuit Board Pattern side...

  • Page 34: Enc Circuit Board

    PSR-SX700/PSR-SX900 FFC Circuit Board Component side Pattern side MVR Circuit Board Component side Pattern side ENC Circuit Board Component side Pattern side...
  • Page 35 PSR-SX700/PSR-SX900 DCJK Circuit Board to AJK-CB4 Component side Pattern side EMKS Circuit Board to MK-L-CB2 to MK-H-CB2 to PNC-CB3 Component side...
  • Page 36 PSR-SX700/PSR-SX900 MK-L Circuit Board to EMKS-CN2 to EMKS-CN3 to MK-H-CB1 Component side...
  • Page 37 PSR-SX700/PSR-SX900 MK-L Circuit Board Pattern side...
  • Page 38 PSR-SX700/PSR-SX900 MK-H Circuit Board to MK-L-CB3 to EMKS-CN4 Component side...
  • Page 39 PSR-SX700/PSR-SX900 MK-H Circuit Board Pattern side...

  • Page 40: Power Voltage

    PSR-SX700/PSR-SX900 ■ TEST PROGRAM * If you execute Test No. 64 Factory Set, the setting data and user data will be lost. Be sure to save these data for backup in advance. (See page 63.) 1. Measurement condition 1-1. Environment Perform tests under following conditions.

  • Page 41: Control Condition

    While pressing the buttons [PIANO&E.PIANO], [GUITAR] and [STRINGS] simultaneously, turn on the [ ] (Standby/ On) switch. When Test mode is started successfully, “TEST” is shown on the LCD. TRANSPOSE [-]/[+] buttons TEMPO [-]/[+] buttons ] (Standby/On) switch Data dial * This figure shows the PSR-SX900. LIVE CONTROL [ASSIGN] button [START/STOP] button...
  • Page 42 : ＊.＊＊ Hardware ID : ＊＊＊＊＊＊＊＊＊＊＊ Expansion : installed *2 Confirm that an 11 digit alphanumeric is shown. PSR-SX900 Model Name : PSR-SX900 (*1) : ＊.＊＊ Main ROM Wave ROM : ＊.＊＊ Hardware ID : ＊＊＊＊＊＊＊＊＊＊＊ Expansion : installed *2 Confirm that an 11 digit alphanumeric is shown.
  • Page 43 PSR-SX700/PSR-SX900 LCD display Test items and judging conditions 002 : Memory Check1 All Executes the simplified check of all the memories (test No. 003 to 006) at one time. (It will take about 5 seconds.) 1) Press the [START/STOP] button to start the test.
  • Page 44 014 : MultiAMP Low Check Checks whether the multi-amplifier on the LOW frequency side work properly. (PSR-SX900 only) 1) Press the [START/STOP] button to produce the 1kHz sine wave sound. 2) Check that the sound is produced from the right and left woofers.
  • Page 45 Test items and judging conditions 017 : Output Sub-2 Check Checks whether the [SUB 2 OUTPUT] jack works properly. (PSR-SX900 only) 1) Press the [START/STOP] button to produce the C5 sine wave sound. “Not Inserted” is shown on the LCD.
  • Page 46 If the correct button is pressed, “ ＊＊＊ assigned to the pressed button will be produced. Also, the LED (if available) lights. Regarding what note and LED are assigned, refer to the Switch Test Sequence on page 53 (PSR-SX900)/54 (PSR- SX700). NOTE: •...
  • Page 47 PSR-SX700/PSR-SX900 LCD display Test items and judging conditions 027 : All LED On Checks whether all the LED lamps light properly. 1) Press the [START/STOP] button to start the test. All the LED lamps of the left half side are turned on, and “- -” is shown on the LCD.
  • Page 48 PSR-SX700/PSR-SX900 LCD display Test items and judging conditions 036 : Main Volume Check Checks whether the MASTER VOLUME dial works properly. 1) Press the [START/STOP] button, and “Main Volume MIN xx” is shown on the LCD. The value: 0 to 255 is shown on the LCD depending on the [MASTER VOLUME] dial position.
  • Page 49 PSR-SX700/PSR-SX900 LCD display Test items and judging conditions 039 : Joystick Check Checks whether the Joystick works properly. 1) Press the [START/STOP] button. “Joystick Left V:128 H:128” is shown on the LCD. 2) Move the [Joystick] to the left to the minimum position to produce the C3 sine wave sound.
  • Page 50 2) Using the USB cable, connect the USB [TO DEVICE] terminal and USB [TO HOST] terminal. In PSR-SX900, there is no problem with either USB [TO DEVICE] terminal. 3) Confirm that “OK” is shown on the LCD and the C4 sound is produced for a second.
  • Page 51 PSR-SX700/PSR-SX900 LCD display Test items and judging conditions 058 : Effect RAM Check2 Executes the complete check of the Effect RAM . (It will take about 32 seconds.) 1) Press the [START/STOP] button to start the test. OK: OK NG: Effect1 TG1 (IC ) NG ＊＊＊...

  • Page 52: Other Inspections

    R: -90.0 dBu or less <MAIN OUTPUT> L/L+R: -90.0 dBu or less R: -90.0 dBu or less <SUB OUTPUT> (PSR-SX900 only) 1 (L/L+R): -90.0 dBu or less 2 (R): -90.0 dBu or less 4-3. MIC/GUITAR INPUT Take measurement with the Test Program [025: MIC Check] selected.

  • Page 53: Pad Select

    PSR-SX700/PSR-SX900 ● ● Switch Test Sequence (PSR-SX900) Turn SW Name/Display LED made to turn on Note No. Turn SW Name/Display LED made to turn on Note No. PART SELECT RIGHT2 PART SELECT RIGHT2 (RED) PLAYER MIDI PLAY/PAUSE MIDI START/STOP (RED, BLUE)
  • Page 54 PSR-SX700/PSR-SX900 ● ● Switch Test Sequence (PSR-SX700) Turn SW Name/Display LED made to turn on Note No. Turn SW Name/Display LED made to turn on Note No. PLAYER MIDI PLAY/PAUSE MIDI START/STOP (RED, BLUE) MIDI PREV LEFT HOLD LEFT HOLD (RED)
  • Page 55 PSR-SX700/PSR-SX900 ● ● Panel PCB division check 1 (PSR-SX900) (PNL, PNR, PS1 and PS2 circuit boards) Turn SW Name/Display LED made to turn on Note No. Turn SW Name/Display LED made to turn on Note No. OTS 1 OTS 1 (RED, BLUE)
  • Page 56 PSR-SX700/PSR-SX900 ● ● Panel PCB division check 1 (PSR-SX700) (PNL, PNR, PS1 and PS2 circuit boards) Turn SW Name/Display LED made to turn on Note No. Turn SW Name/Display LED made to turn on Note No. OTS 1 OTS 1 (RED, BLUE)

  • Page 57: Initial Setting

    PSR-SX700/PSR-SX900 ● ● Panel PCB division check 2 (PSR-SX900) ● ● Panel PCB division check 2 (PSR-SX700) (PNC circuit board) (PNC circuit board) Turn SW Name/Display LED made to turn on Note No. Turn SW Name/Display LED made to turn on Note No.
  • Page 58 PSR-SX700/PSR-SX900 ■ SYSTEM BOOTING FLOWCHART Normal starting Power ON Linux Rootfs starting Drive the AM4376 (IC200) PMIC starting /PORZ=H (IC004, 8) If failed to reach here, possible cause may be in; • eMMC0 (Rootfs corruption) Accessing eMMC0 (IC159) CPU starting starts.
  • Page 59 PSR-SX700/PSR-SX900 Execute Factory Set System setup clear Execute Factory Set Force Format Mode Initializing system setup. Checking and initializing Initializing backup data. backup data. Initializing system setup. Has clearing registration Factory Set been executed? Reproducing system setup. Initializing regist backup.
  • Page 60 HP output R channel There shall be audio output without distortion. Signal Checker IC609 or IC612 IC607 or IC608 SUB1 SUB1 output (PSR-SX900 only) There shall be audio output without distortion. Signal Checker (PSR-SX900 only) IC607 or IC608 SUB2 SUB2 output (PSR-SX900 only) There shall be audio output without distortion.
  • Page 61 PSR-SX700/PSR-SX900 DMHBS/DMH/DMM Circuit Board Component side...

  • Page 62: Restoring The Factory-Programmed Settings

    PSR-SX700/PSR-SX900 n RESTORING THE FACTORY-PROGRAMMED SETTINGS While holding the right-most key on the keyboard, turn the power on. This restores all settings to the factory default. Right-most key NOTE • You can also restore the factory default value of specified settings or delete all files/folders in the User drive on the display called up via [MENU] ...

  • Page 63: Data Backup And Restore

    PSR-SX700/PSR-SX900 n DATA BACKUP AND RESTORE Data Backup You can back up all data in the User drive of this instrument (except for Expansion Voices/Styles) and all settings to the USB flash drive as a single file. This procedure is recommended for data security and backup in case of damage.
  • Page 64 PSR-SX700/PSR-SX900 ■ VERSION UPGRADE Download the version upgrade program from the Yamaha official website. Preparation ● Prepare a USB flash drive with free capacity larger than the data file size to be installed. (about 1.5 GB) Copy the data file to be installed to the root of the USB flash drive.
  • Page 65 PSR-SX700/PSR-SX900 Program installer is booting up. (It may take some minutes to boot up) After initializing finish, press the [START/STOP] button, then start program upgrading. While upgrading, the progress bar will appear. About 1 hour will be taken for upgrading complete.
  • Page 66 PSR-SX700/PSR-SX900 Version check and Factory Set execution ● Referring to “Starting up Test mode” (page 41), execute the test program “001: Version” (Page 42) to check the version. Execute the test program “064: Factory Set” (Page 51) to obtain the Factory Set state.

  • Page 67: Parts List

    DIGITAL WORKSTATION PARTS LIST CONTENTS OVERALL ASSEMBLY ............. 2 UPPER CASE ASSEMBLY ..........5 LOWER CASE ASSEMBLY ..........6 KEYBOARD ASSEMBLY ..........7 ELECTRICAL PARTS ..........9–13 Notes : DESTINATION ABBREVIATIONS A : Australian model O : Chinese model B : British model P : Blazillian model C : Canadian model Q : South-east Asia model...

  • Page 68: Lower Case Assembly

    PSR-SX700 ■ OVERALL ASSEMBLY UPPER CASE ASSEMBLY: See page 4. LOWER CASE ASSEMBLY: See page 6. 310 300 KEYBOARD ASSEMBLY: See page 7.
  • Page 69 PSR-SX700 PART NO. DESCRIPTION 部 品 名 REMARKS REF NO. OVERALL ASSEMBLY 総 組 立 PSR-SX700 OVERALL ASSEMBLY 総 組 立 E,B,U,P,A,O,Z,Y (VAZ6420) OVERALL ASSEMBLY 総 組 立 I (VAZ6430) OVERALL ASSEMBLY 総 組 立 V (VAZ6440) UPPER CASE ASSEMBLY 上...

  • Page 70: Upper Case Assembly

    PSR-SX700 ■ UPPER CASE ASSEMBLY...
  • Page 71 PSR-SX700 PART NO. DESCRIPTION 部 品 名 REMARKS REF NO. UPPER CASE ASSEMBLY 上 ケ － ス Ａ ｓ ｓ ’ ｙ PSR-SX700 UPPER CASE ASSEMBLY 上 ケ － ス Ａ ｓ ｓ ’ ｙ (VAZ6520) VAZ42400 UPPER CASE SUB ASSEMBLY 上...
  • Page 72 PSR-SX700 ■ LOWER CASE ASSEMBLY PART NO. DESCRIPTION 部 品 名 REMARKS REF NO. LOWER CASE ASSEMBLY 下 ケ － ス Ａ ｓ ｓ ’ ｙ PSR-SX700 LOWER CASE ASSEMBLY 下 ケ － ス Ａ ｓ ｓ ’ ｙ (VAU4930) VAU54700 LOWER CASE SUB ASSEMBLY 下...
  • Page 73 PSR-SX700 ■ KEYBOARD ASSEMBLY...
  • Page 74 PSR-SX700 PART NO. DESCRIPTION 部 品 名 REMARKS REF NO. KEYBOARD ASSEMBLY 16MX 61 2M 鍵 盤 Ａ ｓ ｓ ’ ｙ PSR-SX700 KEYBOARD ASSEMBLY 16MX 61 2M １ ６ Ｍ Ｘ － ６ １ 鍵 盤 (ZZ55080) KEYBOARD FRAME 鍵...
  • Page 75 PSR-SX700 ■ ELECTRICAL PARTS PART NO. DESCRIPTION 部 品 名 REMARKS REF NO. ELECTRICAL PARTS 電 気 部 品 PSR-SX700 VAP33300 CIRCUIT BOARD Ｄ Ｍ Ｍ シ ー ト (YJ939E0) VAP54600 CIRCUIT BOARD Ａ Ｊ Ｋ シ ー ト (VAN6670)(YJ940B0) VAP55100 CIRCUIT BOARD Ｈ...
  • Page 76 PSR-SX700 DMM and AJK/HP/ENC/NWL/NWR/DCJK/MVR and PNL/PNR/PS1/PS2/TP/MIC PART NO. DESCRIPTION 部 品 名 REMARKS REF NO. IC159 MTFC4GACAJCN-1M WT Ｉ Ｃ (YK305B0) IC200 AM4376BZDN100 Ｉ Ｃ CPU (YH795A0) IC300 YMW832-CZ Ｉ Ｃ SWP70 (YF447B0) IC301 YG611A01 IC RP132S001D-E2-FE V Ｉ Ｃ REGULATOR +1.0V IC304 YK303B00 IC W29N04GVSIAA...
  • Page 77 PSR-SX700 PNL/PNR/PS1/PS2/TP/MIC PART NO. DESCRIPTION 部 品 名 REMARKS REF NO. D211 VAU50900 LED QSMR-Z191-STBC3 BL チ ッ プ Ｌ Ｅ Ｄ ONE TOUCH 3 D213 VAU50900 LED QSMR-Z191-STBC3 BL チ ッ プ Ｌ Ｅ Ｄ ONE TOUCH 4 D214 VAU51300 LED QSML-Z191-TVBE0 OR チ...
  • Page 78 PSR-SX700 PNL/PNR/PS1/PS2/TP/MIC and PNC/FFC and MK-L PART NO. DESCRIPTION 部 品 名 REMARKS REF NO. D479 VAU51300 LED QSML-Z191-TVBE0 OR チ ッ プ Ｌ Ｅ Ｄ JAZZ D483 VAU51300 LED QSML-Z191-TVBE0 OR チ ッ プ Ｌ Ｅ Ｄ ACMP D484 VAU51300 LED QSML-Z191-TVBE0 OR チ...
  • Page 79 PSR-SX700 MK-L and MK-H and EMKS PART NO. DESCRIPTION 部 品 名 REMARKS REF NO. VB941201 DIODE 1SS133,1SS176 TE-5 ダ イ オ ー ド Z Z 0 0 5 6 0 0 CIRCUIT BOARD MK-H Ｍ Ｋ － Ｈ シ ー ト (ZZ00540)(YJ646B0) VB941201 DIODE 1SS133,1SS176 TE-5...
  • Page 80 DIGITAL WORKSTATION PARTS LIST CONTENTS OVERALL ASSEMBLY ............. 2 UPPER CASE ASSEMBLY ..........4 LOWER CASE ASSEMBLY ..........6 KEYBOARD ASSEMBLY ..........7 ELECTRICAL PARTS ..........9–14 Notes : DESTINATION ABBREVIATIONS A : Australian model O : Chinese model B : British model P : Blazillian model C : Canadian model Q : South-east Asia model...
  • Page 81 PSR-SX900 ■ OVERALL ASSEMBLY UPPER CASE ASSEMBLY: See page 4. LOWER CASE ASSEMBLY: See page 6. 310 300 KEYBOARD ASSEMBLY: See page 7.
  • Page 82 PSR-SX900 PART NO. DESCRIPTION 部 品 名 REMARKS REF NO. OVERALL ASSEMBLY 総 組 立 PSR-SX900 OVERALL ASSEMBLY 総 組 立 E,B,U,K,P,A,O,Z,R (VAZ6380) OVERALL ASSEMBLY 総 組 立 I (VAZ6390) OVERALL ASSEMBLY 総 組 立 V (VAZ6400) OVERALL ASSEMBLY 総...
  • Page 83 PSR-SX900 ■ UPPER CASE ASSEMBLY...
  • Page 84 品 名 REMARKS REF NO. UPPER CASE ASSEMBLY 上 ケ － ス Ａ ｓ ｓ ’ ｙ PSR-SX900 UPPER CASE ASSEMBLY 上 ケ － ス Ａ ｓ ｓ ’ ｙ (VAZ6510) VAZ42300 UPPER CASE SUB ASSEMBLY 上 ケ － ス サ ブ Ａ ｓ ｓ ’ ｙ...
  • Page 85 品 名 REMARKS REF NO. LOWER CASE ASSEMBLY 下 ケ － ス Ａ ｓ ｓ ’ ｙ PSR-SX900 LOWER CASE ASSEMBLY 下 ケ － ス Ａ ｓ ｓ ’ ｙ (VAU4920) VAU54700 LOWER CASE SUB ASSEMBLY 下 ケ － ス サ ブ Ａ ｓ ｓ ’ ｙ...
  • Page 86 PSR-SX900 ■ KEYBOARD ASSEMBLY...
  • Page 87 DESCRIPTION 部 品 名 REMARKS REF NO. KEYBOARD ASSEMBLY 16MX 61 2M 鍵 盤 Ａ ｓ ｓ ’ ｙ PSR-SX900 KEYBOARD ASSEMBLY 16MX 61 2M １ ６ Ｍ Ｘ － ６ １ 鍵 盤 (ZZ55080) KEYBOARD FRAME 鍵 盤 フ...
  • Page 88 PART NO. DESCRIPTION 部 品 名 REMARKS REF NO. ELECTRICAL PARTS 電 気 部 品 PSR-SX900 VDD77400 CIRCUIT BOARD DMHBS Ｄ Ｍ Ｈ Ｂ Ｓ シ ー ト U,V,E,B,I,K,O,A,P,R,Z (YJ939E0) VAP57900 CIRCUIT BOARD Ｄ Ｍ Ｈ シ ー ト Y...
  • Page 89 PSR-SX900 DMHBS and DMH PART NO. DESCRIPTION 部 品 名 REMARKS REF NO. IC008 YG645A00 IC EPM240T100C5N Ｉ Ｃ CPLD IC012 YC019A00 IC S-80944CNNB-G9ET2G Ｉ Ｃ SYSTEM RESET IC151 NT5CC128M16JR-EK D Ｉ Ｃ DDR3L SDRAM 256B (YH436B0) IC151 W632GU6MB-12 Ｉ...
  • Page 90 PSR-SX900 DMH and AJK/HP/ENC/NWL/NWR/DCJK/MVR PART NO. DESCRIPTION 部 品 名 REMARKS REF NO. C608 WN422600 ELECTROLYTIC CAPACITOR 1.00 50.0V TP チ ッ プ ケ ミ コ ン　 Ｕ Ｄ C621 ZH232500 ELECTROLYTIC CAPACITOR 10.00 25.0V CHIP チ ッ プ ケ ミ コ ン　 Ｕ Ｄ...
  • Page 91 PSR-SX900 AJK/HP/ENC/NWL/NWR/DCJK/MVR and PNL/PNR/PS1/PS2/TP/MIC PART NO. DESCRIPTION 部 品 名 REMARKS REF NO. SW300 WD53630R ROTALY ENCODER EC12E2420802 ロ ー タ リ ー エ ン コ ー ダ DATA ENTRY VV45800R CIRCUIT PROTECTOR RUEF250 2.50A 30V ポ リ ス イ...
  • Page 92 PSR-SX900 PNL/PNR/PS1/PS2/TP/MIC and PNC/FFC PART NO. DESCRIPTION 部 品 名 REMARKS REF NO. D416 VAU50900 LED QSMR-Z191-STBC3 BL チ ッ プ Ｌ Ｅ Ｄ INTRO 3 D417 VAU51300 LED QSML-Z191-TVBE0 OR チ ッ プ Ｌ Ｅ Ｄ INTRO 3 D421...
  • Page 93 PSR-SX900 PNC/FFC and MK-L and MK-H and EMKS PART NO. DESCRIPTION 部 品 名 REMARKS REF NO. RD15000R CARBON RESISTOR (CHIP) 0.0 1/4 J TP チ ッ プ 抵 抗 RD15475R CARBON RESISTOR (CHIP) 75.0 1/4 J TP チ ッ...

  • Page 94: Table Of Contents

    DIGITAL WORKSTATION CIRCUIT DIAGRAM ■ CONTENTS PSR-SX700 BLOCK DIAGRAM ..............3 PSR-SX900 BLOCK DIAGRAM ..............4 CIRCUIT DIAGRAM DMHBS/DMH/DMM (001–005) ............5–9 AJK ..................... 10 DCJK, ENC, HP, MVR, NWL, NWR ............ 11 MIC ..................... 12 PNL ..................... 13 PNR, PS1, PS2, TP ................14 PNC .....................
  • Page 95 PSR-SX700/PSR-SX900 Notation for Circuit Diagrams 1. How to identify inter-sheet connectors R O M _ R E S 0 0 2 : N 4 This indicates the location of the counter inter-sheet connector. (The alphabet indicates horizontal direction and the number indicates vertical direction.)

  • Page 96: Psr-Sx700 Block Diagram

    ■ PSR-SX700 BLOCK DIAGRAM PSR-SX700/PSR-SX900 IC400 (16P) CB404 (32P) CB2 (32P) CB3 (7P) Knob 1, CENTER1 Knob 2, CENTER2 /KNOB_C EBUS (AJK 5/7) VR400 VR401 EMKS CN1 (7P) EBUS LIVE CONTROL KNOBs IC1 (80P) IC1 (44P) CB401 (3P) M.VOL, PB, MOD...

  • Page 97: Psr-Sx900 Block Diagram

    ■ PSR-SX900 BLOCK DIAGRAM PSR-SX700/PSR-SX900 IC400 (16P) CB404 (32P) CB2 (32P) CB3 (7P) Knob 1, CENTER1 Knob 2, CENTER2 /KNOB_C EBUS (AJK 5/7) VR400 VR401 EMKS CN1 (7P) EBUS LIVE CONTROL KNOBs IC1 (80P) IC1 (44P) CB401 (3P) M.VOL, PB, MOD...

  • Page 98: Dmhbs/Dmh/Dmm (001-005)

    ■ DMHBS/DMH/DMM 001 CIRCUIT DIAGRAM PSR-SX700/PSR-SX900 + 3 . 3 C P U no use : not installed I C 2 0 0 A M 4 3 7 6 B Z D N 1 0 0 I C 0 0 5...
  • Page 99 ■ DMHBS/DMH/DMM 002 CIRCUIT DIAGRAM PSR-SX700/PSR-SX900 no use : not installed M M C 0 V T T I C 1 5 9 : eMMC0 P S R - S X 9 0 0 : 8 G B y t e...
  • Page 100 ■ DMHBS/DMH/DMM 003 CIRCUIT DIAGRAM PSR-SX700/PSR-SX900 NAND FLASH ROM NAND FLASH ROM no use : not installed NAND FLASH ROM NAND FLASH ROM 4G WAVE-L1 4G WAVE-H1 SWP70 4G WAVE-L0 4G WAVE-H0 P S R - S X 9 0 0 o n l y...
  • Page 101 ■ DMHBS/DMH/DMM 004 CIRCUIT DIAGRAM PSR-SX700/PSR-SX900 no use : not installed C B 4 5 4 + 5 D to PNL-CB400 U S B P R D - T Y P E E B U S / P N 0 0 2 : R 1 1...
  • Page 102 ■ DMHBS/DMH/DMM 005 CIRCUIT DIAGRAM PSR-SX700/PSR-SX900 no use : not installed + 3 . 3 D M I C / G U I T A R I N C B 6 0 6 S U B O U T + 1 2 A...

  • Page 103: Ajk

    ■ AJK CIRCUIT DIAGRAM PSR-SX700/PSR-SX900 no use : not installed A J K B L 0 2 R N 2 R 1 P 1 A T J 2 0 A 1 0 M 3 L 1 0 B L 0 2 R N 2 R 1 P 1 A...
  • Page 104 ■ DCJK, ENC, HP, MVR, NWL, NWR CIRCUIT DIAGRAM PSR-SX700/PSR-SX900 no use : not installed E N C D C J K C 2 0 0 2 2 0 / 2 5 C B 3 0 0 S W 3 0 0...

  • Page 105: Mic

    ■ MIC CIRCUIT DIAGRAM PSR-SX700/PSR-SX900 C A P A C I T O R R E S I S T O R R E M A R K S P A R T S N A M E R E M A R K S...

  • Page 106: Pnl

    ■ PNL CIRCUIT DIAGRAM PSR-SX700/PSR-SX900 S [ 0 ] no use : not installed T R A N S P O S E - P L A Y E R S [ 2 ] ( G ) P O P & R O C K D A N C E R &...
  • Page 107 ■ PNR, PS1, PS2, TP CIRCUIT DIAGRAM PSR-SX700/PSR-SX900 P S 1 C B 2 0 0 M I C S E T T I N G P N R M E N U P I A N O & E . P I A N O...

  • Page 108: Pnc

    ■ PNC CIRCUIT DIAGRAM PSR-SX700/PSR-SX900 to EMKS-CN1 <Page 16: K-2> R E S I S T O R C A P A C I T O R + 5 D R E M A R K S P A R T S...

  • Page 109: Emks

    ■ EMKS CIRCUIT DIAGRAM PSR-SX700/PSR-SX900 No Mount : not installed Mount : installed EMKS 1SS355_TE-17 No Mount PH7P E-IC BK1005HM601-T to PNC-CB3 <Page 15: B-1> BK[12] BK[11] BK[10] No Mount BK[9] DGND BK[8] BK[7] PH7P BK[6] BK[5] E-IC No Mount...

  • Page 110: Mk-L

    ■ MK-L CIRCUIT DIAGRAM PSR-SX700/PSR-SX900 to MK-H-CB1 <Page 18: B-4> MK-L (C1 - B3) 5 2 1 4 7 M K 2 [ 3 ] M K 1 [ 3 ] M K 1 [ 4 ] M K 2 [ 4 ]...

  • Page 111: Mk-H

    ■ MK-H CIRCUIT DIAGRAM PSR-SX700/PSR-SX900 MK-H (C4 - C6) 5 2 1 4 7 M K 2 [ 3 ] M K 2 [ 3 ] M K 1 [ 3 ] M K 1 [ 4 ] M K 2 [ 4 ]...

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