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,. For more information about collection and recycling of old products, please contact your local municipality, your waste disposal service or and.have.therefore.not.been.restated.
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Specifications PSR-S770/PSR-S970 ■ SPECIFICATIONS PSR-S970 PSR-S770 Product name Digital Keyboard Digital Keyboard 1,002 mm x 437 mm x 148 mm 1,002 mm x 437 mm x 148 mm Dimensions (W x D x H) (39-7/16” x 17-3/16” x 5-13/16”) (39-7/16” x 17-3/16” x 5-13/16”)
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* The contents of this manual apply to the latest specifications as of the printing date. Since Yamaha makes continuous improvements to the product, this manual may not apply to the specifications of your particular product. To obtain the latest manual, access the Yamaha website then download the manual file. Since...
4 [MIC SETTING/VOCAL HARMONY] button (PSR-S970) / @ STYLE CONTROL buttons......Page 50 r [MIC.SETTING/VOCAL.HARMONY].button.(PSR-S970)./. !5 . [MODULATION].wheel [MIC SETTING] button (PSR-S770) .....Page 88 Controls Style playback. [MIC.SETTING].button.(PSR-S770). !6 . [PHONES].jack Calls up the display from which you can make settings for # [ASSIGN] button, LIVE CONTROL knobs..
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PSR-S770/PSR-S970 ( [MIXER/EQ] button .........Page 95 G [MUSIC FINDER] button......... Page 80 Calls up various settings for the keyboard, Style and Song Calls up ideal panel setups for your performance. parts. H PART SELECT buttons ........Page 36 A [CHANNEL ON/OFF] button....Pages 56, 65 @4 .
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PSR-S770/PSR-S970 ■ CIRCUIT BOARD LAYOUT & WIRING • Top view (PSR-S770) SPEAKER R (TWEETER) SPEAKER R (WOOFER) LOWER CASE ASSEMBLY SPEAKER L (WOOFER) SPEAKER L (TWEETER) • Bottom view (PSR-S770) AJACK EMKS61A UPPER CASE ASSEMBLY SHIELD COVER AJACK...
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PSR-S770/PSR-S970 • Top view (PSR-S970) SPEAKER R (TWEETER) SPEAKER R (WOOFER) LOWER CASE ASSEMBLY SPEAKER L (WOOFER) SPEAKER L (TWEETER) • Bottom view (PSR-S970) AJACK EMKS61A UPPER CASE ASSEMBLY SHIELD COVER AJACK...
PSR-S770/PSR-S970 ■ 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.
[460] on the rear and the seven (7) screws the test “068: NAND ROM Check2.” (p.48) (PSR-S970 only) marked [440A]. The DMH circuit board can then be removed. (Fig. 3) <Rear view> [440B] [460] PSR-S970 only <PSR-S970 Bottom view> [440A] [430A] AJACK [430A] [430A] UPPER CASE ASSEMBLY <PSR-S770 Bottom view> [440A] [430A] AJACK [430A] [430A] z UPPER CASE ASSEMBLY Fig. 3...
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Remove the encoder and volume knobs. (Fig. 5) 5-4. Remove the screw marked [510B]. The center panel When installing the AJACK circuit board, tighten the screws z and x shown in Fig. 3 in numerical order assembly can then be removed. (Fig. 5) and then tighten the other screws. When installing the center panel assembly, fit claws of the center panel into the holes in the upper case and install the center panel in the arrow direction. (Fig. 6) [510A] [510A] [440C] <PSR-S970 Bottom view> [430B] [430B] KEYBOARD ASSEMBLY [420B] UPPER CASE ASSEMBLY [510A] [440C] [510A] <PSR-S770 Bottom view> [430B] [420B] KEYBOARD ASSEMBLY UPPER CASE ASSEMBLY [430B] Fig. 4...
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PSR-S770/PSR-S970 <Top view> SPEAKER GRILLE ASSEMBLY (L) VOLUME KNOB ENCORDER KNOB SPEAKER GRILLE ASSEMBLY (R) [510B] * This figure shows the PSR-S970. LIVE CONTROL KNOBS CENTER PANEL ASSEMBLY Fig. 5 CENTER PANEL ASSEMBLY CLAWS UPPER CASE ASSEMBLY Fig. 6 G CENTER PANEL ASSEMBLY...
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PSR-S770/PSR-S970 Crystal Display PNM Circuit Board (Time required: About 7 minutes) (Time required: About 10 minutes) 6-1. Remove the lower case assembly. (See procedure 2.) 8-1. Remove the lower case assembly. (See procedure 2.) 6-2. Remove the center panel assembly. (See procedure 5.) 8-2. Remove the center panel assembly. (See procedure 5.) 6-3. Remove the two (2) screws marked [300A]. The LCD 8-3. Remove the LCD fixture L. (See procedure 6-3.) fixture L can then be removed. (Fig. 7) 8-4. Remove the LCD fixture R. (See procedure 6-4.) 6-4. Remove the two (2) screws marked [300B]. The LCD 8-5. Remove the twenty-six (26) screws marked [300D]. fixture R can then be removed. (Fig. 7) The PNM circuit board can then be removed. (Fig. 8) When installing the LCD fixture L and R, tighten When installing the PNM circuit board, apply the PNM screws while pushing it in the arrow direction.
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PSR-S770/PSR-S970 Wheel, MOD Circuit Board PNC Circuit Board (Time required: About 4 minutes) (Time required: About 5 minutes) 12-1. Remove the lower case assembly. (See procedure 2.) 14-1. Remove the lower case assembly. (See procedure 2.) 12-2. Remove the two (2) screws marked [500B]. The MOD 14-2. Remove the keyboard assembly. (See procedure 10.) circuit board can then be removed with the wheel. 14-3. Remove the ten (10) screws marked [500D]. The PNC (Fig. 9) circuit board can then be removed. (Fig. 9) The wheel is not part of the MOD circuit board. When When installing the PNC circuit board, tighten the replacing the MOD circuit board, remove the wheel screws z and x shown in Fig. 9 in numerical order...
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(Time required: About 4 minutes) be bent in the counterclockwise direction. 18-1. Remove the lower case assembly. (See procedure 2.) 18-2. Remove the four (4) screws marked [200]. The woofer can then be removed. (Fig. 10) The left and right woofers can be removed in the same method. • Top view * This figure shows the PSR-S770. LOWER CASE ASSEMBLY [200] [200] [210] [210] SPEAKER R (TWEETER) SPEAKER L (TWEETER)
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PSR-S770/PSR-S970 Disassembling the Keyboard Assembly 20-6. Rubber Contact 20-6-1. R emove the rubber contact. (Fig. 12) (Photo 2) 20-1. Remove the lower case assembly. (See procedure 2.) 20-2. Remove the keyboard assembly. (See procedure 10.) 20-7. White and Black Keys 20-8. Remove the twenty-one (21) screws marked [140K], 20-3. EMKS61A Circuit Board then remove the black keys from the lower notes. (Time required: About 5 minutes) (Fig. 13) 20-3-1. Remove the two (2) screws marked [30]. The 20-8-1. Remove the white keys DFA and C’. (Fig. 13)
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PSR-S770/PSR-S970 Assembling the Keyboard Assembly 21-4. Install the rubber contacts while pulling the keys up. (Fig. 14, Fig. 15) 21-1. Install the white keys CEGB from the lower notes. When fitting the rubber contacts, raise both ends (Fig. 13) of the frame so that keys do not push the rubber 21-2. Install the white keys DFA and C’. (Fig. 13) contact up. 21-3. Install the black keys from the higher notes, and 21-5. Install the MK-L and MK-H circuit boards in the...
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PSR-S770/PSR-S970 ■DMM■Circuit■Board■(PSR-S770) to SP Rch (Wo, Tw) to SP Lch (Wo, Tw) to AJACK-CN100 to HP-CN200 The Backup ROM, IC010, cannot be replaced individually with new one because the IC010 has a Component■side “Hardware ID” which is exclusive or unique to each DMM circuit board. A Hardware ID cannot be exported or imported due to Copy protection.
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PSR-S770/PSR-S970 ■DMH■Circuit■Board■(PSR-S970) Scale:.90/100 to SP Rch (Wo, Tw) to SP Lch (Wo, Tw) to AJACK-CN100 to HP-CN200 Component■side * The Backup ROM, IC010, cannot be replaced individually with new one because the IC010 has a “Hardware ID” which is exclusive or unique to each DMH circuit board. A Hardware ID cannot be exported or imported due to Copy protection.
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PSR-S770/PSR-S970 ■PNM■Circuit■Board Scale:.70/100 Component■side to PNL-CN102 to KNOB-CN400 to DMH-CN002 (PSR-S970) to DMM-CN002 (PSR-S770) 2NA-ZN43310.
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PSR-S770/PSR-S970 ■HP■Circuit■Board Component■side Pattern■side ■MOD■Circuit■Board to PNL-CN101 Component■side Pattern■side ■PB■Circuit■Board to PNL-CN101 Component■side Pattern■side 2NA-ZN43330.
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PSR-S770/PSR-S970 ■MK-L■Circuit■Board Scale:.90/100 to MK-H I’ I’ J’ J’ Component■side ■EMKS61A■Circuit■Board to MK-H Component■side to DMM-CN003 (PSR-S770) EMKS61A:. 2NA-WF31010 to DMH-CN003 (PSR-S970) MK-L:. 2NA-VV58380...
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PSR-S770/PSR-S970 ■MK-H■Circuit■Board Scale:.90/100 to EMKS61A-CN3 K’ L’ K’ to MK-L L’ Component■side ■EMKS61A■Circuit■Board Pattern■side EMKS61A:. 2NA-WF31010 MK-H:. 2NA-VV58390...
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PSR-S770/PSR-S970 ■ ■ TEST■PROGRAM * If you execute Test No. 81 Factory Set, the setting data and user data will be lost. Be sure to save these data for backup in advance. (See page 64.) 1.■ Measurement■condition 1-1.■ Environment Perform tests under following conditions. Ordinary temperature (5°C to 40°C) Ordinary humidity (20% to 90%) If the test results deviate from the test standard range, however, re-test under such conditions as the ordinary temperature (5°C to 40°C) and ordinary humidity (30% to 90% relative humidity).
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PSR-S770/PSR-S970 2.■ Test■mode 2-1.■ Starting■Up■Test■mode There are two methods to start up the Test mode. Method■1 While pressing keys [C#2], [F2], [G#2] (C#2 major chord) simultaneously, turn on the [ ] (Standby/On) switch. When Test mode started successfully, “TEST” is shown on the LCD.
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PSR-S770/PSR-S970 3.■ Test■program■list LCD■display Test■items■and■judging■conditions 001■:■Version Indicates the model name, designated country information and each ROM version (*.**). 1) Press the [START/STOP] button, and the versions are shown on the LCD. PSR-S770 Model■Name■ :■PSR-S770■(E) Main■Prog■ROM■ :■*.** Wave■Data■ROM■ :■*.** Hardware■ID■ :■***********...
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PSR-S770/PSR-S970 LCD■display Test■items■and■judging■conditions 004 : NAND ROM Check1 Executes the simplified check of the NAND ROM connected to the CPU bus. (PSR-S970 only) 1) Press the [START/STOP] button to start the test. OK: OK NG:■NAND■ROM■(IC ) NG *** 2) Confirm that “OK” is shown on the LCD.
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5) Press the [START/STOP] button to stop the sound and to exit the TEST item. 017 : EQ Low Check Checks the low-frequency sound. (PSR-S770 only) 1) Press the [START/STOP] button to produce the C1 sine wave sound. 2) Press the [START/STOP] button to stop the sound and to exit the TEST item.
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PSR-S770/PSR-S970 LCD■display Test■items■and■judging■conditions 023■:■DAC■MUTE■Check Checks whether the DAC MUTE for the DAC IC’s output works properly or not. 1) Press the [START/STOP] button to produce the C5 sine wave sound. “OFF” is shown on the LCD. 2) Press the TAB [>] button to activate the DAC MUTE circuit.
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PSR-S770/PSR-S970 LCD■display Test■items■and■judging■conditions 026 : SIOF Check Checks whether the two SIOF circuits, which are defined Line-A and Line-B in this test, are connected properly. Also, checks whether the control ports of AUDIO clock are connected properly. 1) Press the [START/STOP] button to start the test of Line-A and AUDIO-clock ports.
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PSR-S770/PSR-S970 LCD■display Test■items■and■judging■conditions 032■:■All■LED■On■ Checks whether all the LED lamps light properly or not. 1) Press the [START/STOP] button to start the test. All the LED lamps are turned on, and “-■-” is shown on the LCD. 2) Confirm that all the LED lamps light.
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PSR-S770/PSR-S970 LCD■display Test■items■and■judging■conditions 044■:■Pitch■Bend■Wheel■ Checks whether the PITCH BEND wheel control works properly or not. Check 1) Press the [START/STOP] button. “Pitch■Bend■Up■128” is shown on the LCD. 2) Roll the [Pitch Bend] wheel upward to the maximum position to produce the G3 beep.
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PSR-S770/PSR-S970 LCD■display Test■items■and■judging■conditions 054■:■Pedal2■Check Checks whether the Foot Pedal plugged into FOOT PEDAL2 jack works properly or not. 1) Connect the foot pedal (FC7) to FOOT PEDAL 2 jack. 2) Press the [START/STOP] button to start the test. “Pedal2■Down” is shown on the LCD.
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PSR-S770/PSR-S970 LCD■display Test■items■and■judging■conditions 068 : NAND ROM Check2 Executes the complete check of the NAND ROM. (It will take about 5 minutes.) (PSR-S970 only) 1) Press the [START/STOP] button to start the test. OK: OK NG:■NAND■ROM■(IC ) NG■ *** 2) Confirm that “OK” is shown on the LCD.
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After restarting, the instrument return to the play mode and the main screen appears. NOTE: Never turn off the power until the Main display appears. Doing so may cause a malfunction. (It will take about 20 seconds.) 083■:■Test■Exit Let’s you exit from the Test mode to the normal mode. 1) Press the [START/STOP] button. The Test mode will end, then the PSR-S770/PSR-S970 will be restarted. NOTE: Never turn off the power until the Main display appears. Doing so may cause a malfunction.
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PSR-S770/PSR-S970 4.■ Other■Inspections 4-1.■ AUX■IN Take measurement with the Test Program [028: AUX-IN Check] selected. Check that each terminal output is as shown in the table below when a signal is inputted into AUX IN. PHONES■(33■W■load) OUTPUT ■ INPUT AUX IN L: Sine wave (1 kHz, 0 dBu) +1.6 ±...
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PSR-S770/PSR-S970 ■ ■ INITIAL■SETTING • [MASTER VOLUME] dial: MIN • LIVE CONTROL 1, 2 knobs: CENTER • [MODULATION] wheel: • [GAIN]: • [MIC/GUITAR]:...
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PSR-S770/PSR-S970 ■ ■ PSR-S770■SYSTEM■BOOTING■FLOWCHART If accessing Program Flash Power ON doesn’t start, SH7731 Initializing SH7731 port. (IC001) may be faulty. BL-ON = L (CN401, 3) BL-PWM =L (CN401, 4) BL_POW_EN = L (IC412, 4) Accessing Program Setting CPU registers. PSWO = H (IC013, 2) Flash (IC008) starts.
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PSR-S770/PSR-S970 Access to SDRAM (IC207), SWP-NAND (IC600, IC601) and SWP-SDRAM (IC602) Has Factory Set started. been executed? (Data transferred from SWP NAND to SWP SDRAM and further to CPU SDRAM) When the owner name has been registered. For example, power Owner name displayed.
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PSR-S770/PSR-S970 ■ ■ PSR-S970■SYSTEM■BOOTING■FLOWCHART If accessing Program Flash Power ON doesn’t start, SH7731 Initializing SH7731 port. (IC001) may be faulty. BL-ON = L (CN401, 3) BL-PWM =L (CN401, 4) BL_POW_EN = L (IC412, 4) Accessing Program Setting CPU registers. PSWO = H (IC013, 2) Flash (IC008) starts.
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PSR-S770/PSR-S970 Access to NAND FLASH (IC202, 203) and SDRAM (IC207) started. Has Factory Set (Data transferred from CPU NAND to been executed? SDRAM) When the owner name has been registered. For example, power Owner name displayed. switch turned off while writing.
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PSR-S770/PSR-S970 ■ ■ PSR-S770■DMM■CIRCUIT■BOARD■CHECK■METHOD The DMM Circuit Board is provided with test points for service check purposes. Check the test points on the DMM Circuit Board if the following symptoms appear. Symptoms and check items (1) No LCD display with Power SW ON --> Check items ① to ⑦ sequentially.
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PSR-S770/PSR-S970 ■ ■ PSR-S970■DMH■CIRCUIT■BOARD■CHECK■METHOD The DMH Circuit Board is provided with test points for service check purposes. Check the test points on the DMH Circuit Board if the following symptoms appear. Symptoms and check items (1) No LCD display with Power SW ON --> Check items ① to ⑦ sequentially.
3. Press the [8 ] (OK) button to apply the selected icon. [8 ] (CANCEL) button. PSR-S770/PSR-S970 ■ ■ RESETTING■TO■THE■FACTORY-PROGRAMMED■SETTINGS Resetting to the Factory-programmed Settings While holding the right-most key (C6) on the keyboard, turn the power on. This resets the settings of the entire instrument (referred to as the System Setup parameters) to their factory default settings.
PSR-S770/PSR-S970 ■ ■ DATA■BACKUP Data Backup You can back up all data saved in the USER drive (except Protected Songs and Expansion Voices/Styles) and all settings of the instrument to a USB flash drive as a single file. Connect a USB flash drive to the [USB TO DEVICE] terminal for NOTE the backup destination.
PSR-S770/PSR-S970 ■ ■ VERSION■UPGRADE Download the version upgrade program from the Yamaha official website. List■of■the■updating■Flash■ROM ■ ● Main Program IC008 PSR-S770 Wave Data IC600, IC601 Main Program IC008 PSR-S970 NAND Data IC202, IC203 Wave Data IC600, IC601 File■name ■ ●...
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PSR-S770/PSR-S970 * Follow the display on the LCD for this operation. ■ Press the [START/STOP] button to start the installations. ■ Press the [START/STOP] button again. ■ A progress bar for installation will appear. ■ When the installation is complete, the following message appears with a new firmware version.
DIGITAL WORKSTATION PARTS LIST CONTENTS PSR-S770 OVERALL ASSEMBLY ........2 PSR-S970 OVERALL ASSEMBLY ........4 UPPER CASE ASSEMBLY ..........6 CENTER PANEL ASSEMBLY .......... 9 LOWER CASE ASSEMBLY ..........12 KEYBOARD ASSEMBLY ..........14 PSR-S770 ELECTRICAL PARTS ......15–19 PSR-S970 ELECTRICAL PARTS ......20–24...
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PSR-S770/PSR-S970 ■ PSR-S770 OVERALL ASSEMBLY Upper case assembly : See page 6. Keyboard assembly : See page 14. Lower case assembly : See page 12.
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PSR-S770/PSR-S970 DMM and EMKS61A and KNOB/PNM/PNS PART NO. DESCRIPTION 部 品 名 REMARKS REF NO. IC008 YG840B00 IC S29GL512S10TFI020 I C NOR FLASH ROM 512M MAIN PROGRAM IC010 S29GL128S90TFI020 I C NOR FLASH ROM 128M BACKUP (YA121B0) IC018 YG621A00 IC MB88155PFT-G-112 I...
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PSR-S770/PSR-S970 KNOB/PNM/PNS and MK-H and MK-L and PNC/PNL/PNR PART NO. DESCRIPTION 部 品 名 REMARKS REF NO. LD119 WJ491700 LED (CHIP) AMBER BL-HJF36J-TRB チ ッ プ L E D WORLD LD120 WJ491700 LED (CHIP) AMBER BL-HJF36J-TRB チ ッ プ L...
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PSR-S770/PSR-S970 Notation for Circuit Diagrams 1. How to identify inter-sheet connectors USB-IC 003:L8 This indicates the location of the counter inter-sheet connector. (The alphabet indicates horizontal direction and the number indicates vertical direction.) Signal name The 1-digit number indicates the destination page.