Roland V-Accordion FR-8x Service Notes
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Roland V-Accordion FR-8x Service Notes

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July 2013

TABLE OF CONTENTS

Revise Information
2013.09.04
p.24,25 "Errata corrige"
EXPLODED VIEW -TRAFORO (GRILLE SECTION)
LOCATION -TRAFORO (GRILLE SECTION)
Copyright © 2013 by ROLAND CORPORATION
All rights reserved. No parts of this publication may be reproduced in any form whithout the written permission of
ROLAND CORPORATION.
4/5
6/9
10/11
12/13
16/17
20/21
24/25
26/27
28/33
35/48
50/51
52/53
54/55
56/57
SN00150
2
14
15
18
22
CIRCUIT B.-D. ASSY 7775212000 (BASS REGISTERS)
23
CIRCUIT B.-DIAGR. ASSY K2928102 (CONTACT B.)
CIRC. B.-DIAGR. ASSY 7783603000 (RIGHT REGISTER)
34
CIRCUIT BOARD-DIAGR. ASSY 7783609000 (PHONES)
34
34
35
CIRCUIT B.-DIAGR. ASSY 7783615000 (AFTER-TOUCH)
CIRCUIT B.-DIAGR. ASSY 7783601000 (MASTER SWITCH)
CIRCUIT B.-DIAGR. ASSY 7783602000 (CHIN SWITCHES)
CIRC. B.-DIAGR. ASSY 7783606000 (EFX)
CIRCUIT BOARD-DIAGR. ASSY 7783604000 (LCD B.)
CIRCUIT B.-DIAGR. ASSY 7783614000 (BELLOWS BOUNCE)
CIRCUIT B.-D. ASSY 7783613000 (BELLOWS B. MOTOR)
K6018831
FR-8X/XD
SERVICE NOTES
Second edition
Issued by RES
Printed in Italy
58/59
60
61/62
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66
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78/79
80/81
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84/85
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90
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92/93
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99

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  • Page 1: Table Of Contents

    CIRCUIT DIAGRAM (VP-BOARD 2/3) 56/57 CIRCUIT B.-D. ASSY 7783613000 (BELLOWS B. MOTOR) Copyright © 2013 by ROLAND CORPORATION All rights reserved. No parts of this publication may be reproduced in any form whithout the written permission of ROLAND CORPORATION. SN00150...

  • Page 2: Cautionary Notes

    July 2013 CAUTIONARY NOTES according to the model. About Disassembly Operations Part Replacement •When disassembling the unit, a table or stand for temporary placement When replacing components near the power-supply circuit or a heat- of the unit may become necessary. To ensure safe operations, we generating circuit (such as a circuit provided with a heat sink or including a recommend providing a table or stand assured of supporting 55 kg or cement resistor), carry out the procedure according to the instructions with...
  • Page 3 FR-8X/XD...

  • Page 4: Specifications

    July 2013 SPECIFICATIONS DISPLAY TYPE Display 320 x 240 pixels, color graphic LCD 2,4” (backlit) KEYBOARD Piano Type: 41 keys piano type with velocity sensitive and aftertouch Right Hand 120 bass buttons velocity sensitive. Standard Left hand Mode: Standard, Free Bass, Orch. Bass, Orch. Chord, Orch. Free Bass 2 Bs Rows, 3 Bs Rows A-7th, 3 Bs Rows A-5dim, 3 Bs Rows B-7th, 3 Bs Rows B-5dim, 3 Bs Rows Bx-7th , 3 Bs Free Bass Mode Rows Belgium...
  • Page 5 PSB-14U AC adaptor, Power cord (for connecting the AC adaptor) Rechargeable Ni-MH battery pack (BP-24-45) Reference caps for the bass buttons Straps Accordion Cloth Accordion soft bag OPTIONS Wireless USB Adaptor (WNA1100-RL) Headphone Roland RH Series MIDI Foot Controller FC-300 NOTE...
  • Page 6 For the USA DECLARATION OF CONFORMITY Compliance Information Statement Model Name : FR-8x Type of Equipment : Digital Accordion Responsible Party : Roland Corporation U.S. Address : 5100 S. Eastern Avenue, Los Angeles, CA 90040-2938 Telephone : (323) 890-3700...
  • Page 7 (except when this used with any other device. Roland Service Center, or an authorized Roland distributor, as listed on the directing you to do so). Refer all servicing Do not bend the power cord or place heavy objects “Information”...
  • Page 8 Roland Service Center, or an authorized injury. In the interest of safety, please read not interfere with their proper ventilation.
  • Page 9 FR-8X/XD For EU Countrie For China...

  • Page 10: Disassembly - Fr-8X/Xd

    July 2013 FR-8X/XD DISASSEMBLY FR-8X 4 Screws fix KEYBOARD ASSY the Traforo Cover to the Cassa Canto TRAFORO COVER 8 Screws fix the 6 Screws fix Treble Assy to the the Traforo to Cassa Canto the Cassa Canto TRAFORO (Grille Section) BACK PAD K2268248 BACK PAD (for FR-8X BK RD)
  • Page 11 July 2013 FR-8X/XD EXPLODED VIEW - TRAFORO (GRILLE SECTION) No. Part Code Part name 7783620000 GRILLE ASSY BLACK (for FR-8X BK FR-8XD) 7784002000 GRILLE ASSY RED (for FR-8X RD) K2028183 DECORATED METALLIC GRILLE (for FR-8X BK RD) K2028182 DECORATED METALLIC GRILLE FR-8XD 7783603000 RIGHT REGISTER PCB ASSY K2268255...
  • Page 12 July 2013 LOCATION - TRAFORO (GRILLE SECTION) No. Part Code Part name K247841101 REGISTER TILT TAB(BLACK) FR-5/7 J3169114 SWITCH (SKEYAC) K2478477 4-BUTTON GROUP (BLACK) F/TRAFORO 01670490 FC-KEYTOP SX1H CLR K2478348 ROUND PUSHBUTTON (BLACK) H.13.5 01340290 SWITCH EVQ11A05R H=5,0 K2478353 SMALL BLACK KNOB WITH WHITE INSERT 5(a) 13289186 RK11K1130 10KB LM1-15C W/CLK...

  • Page 13: Varn. Lcd Cover (Grille Section)

    FR-8X/XD VARN. LCD COVER (GRILLE SECTION) Part Code Part name 7783624000 VARN. LCD COVER BLACK (for FR-8X BK FR-8XD) 7784008000 VARN. LCD COVER RED (for FR-8X RD) K2228116 DISPLAY GASKET J5039113 LCD TFT2P2098-E V.1.0 (TRULY) K1188166 LCD HOLDER BLACK 7783604000 LCD PCB ASSY Screw K2288146...

  • Page 14: Exploded View - Cassa Canto

    ADHESIVE RUBBER STRIP MM 30X20X10 no service ADHESIVE FOAM HLC30 MM.110X30X5 7783653000 CASSA CANTO BLACK+LOGO LABEL ROLAND (for FR-8X BK FR-8XD) 7784006000 CASSA CANTO RED+LOGO LABEL ROLAND (for FR-8X RD) * This units includes the following part. K2518105...

  • Page 15: Exploded View - Bellows

    July 2013 EXPLODED VIEW - BELLOWS No. Part Code Part name 7783625000 BELLOWS ASSY (for FR-8X BK RD) 7784101000 BELLOWS ASSY FR-8XD * This unit includes the following parts. no service GASKET F/CONNECTOR BOUNCE PCB no service GASKET F/STEPPER MOTOR BOUNCE PCB J2159123 RIVET PFP-7-01 (RICHCO) K2268253...
  • Page 16 FR-8X/XD...

  • Page 17: Exploded View - Cassa Bassi - Fondino

    July 2013 FR-8X/XD EXPLODED VIEW - CASSA BASSI - FONDINO See note 7783619000 VARN. BLACK+SILK. CASSA BASSI (for FR-8X BK FR-8XD) Part Code Part name K2478414 3-NOTCH LEFT REGISTER BUTTON 7784001000 VARN. RED+SILK. CASSA BASSI (for FR-8X RD) K2478399 BLACK KNOB K2268254 SOUNDPROOFING FOAM (CASSA BASSI) K1188130...

  • Page 18: Exploded View -Keyboard Base

    July 2013 EXPLODED VIEW - KEYBOARD BASE No. Part Code Part name 7783616001 KEYBOARD ASSY 41 KEYS (AFT-B SK-961) 7783622000 VARN. KBD BASE ENCLOSURE BLACK (for FR-8X BK FR-8XD) 7784004000 VARN. KBD BASE ENCLOSURE RED (for FR-8X RD) K2268255 ADHESIVE FELT MM. 350X10X3 (BLACK) 7783615000 AFTER-TOUCH PCB ASSY K2148124...

  • Page 19: Exploded View -Bassiera

    FR-8X/XD EXPLODED VIEW - BASSIERA Part No. Description Q´ty K2478460 WHITE CONVEX BASS BUTTON CAP K247841501 BLACK CONVEX BASS BUTTON CAP K247841601 BLACK CONCAVE BASS BUTTON CAP K2478461 WHITE CONCAVE BASS BUTTON CAP Note : the above Bass Button Caps are also included on the BLACK (FREE BASS) CONFIGURATION ASSY #7783618000 supplied as accessory. #7783618000 BLACK (FREE BASS) CONFIGURATION ASSY includes the following parts: K2478460 WHITE CONVEX BASS BUTTON CAP...

  • Page 20: Keyboard Parts List

    July 2013 FR-8X/XD KEYBOARD PARTS LIST KEYBOARD ASSY 41 KEYS (AFT-B SK-961) code 7783616001 KEYBOARD ASSY 41 KEY SAN FR-7X code 7781035000 First production KEYBOARD ASSY 41 KEYS (AFT-B SK-961) code 7783616000 First production Note: The SPRING FOR SHARP KEY #J2179114 has been discontinued we have substituted it with the new one, Keyboard Assy #7781035000 #7783616000 will be #7783616001...

  • Page 21: Wiring Diagram

    July 2013 FR-8X/XD WIRING DIAGRAM Board VOLUME BASS REGISTERS B. BASSIERA B. 2,4" QVGA RIGHT REGISTER Board Board (Bassiera) LCD Board USB HOST B. B5B-PH-K-S PHONES Board JACK B. VP Board Stepper motor PL25L-A24-YIC6 Bellows Bounce Bellows Motor B. Bounce B. POWER AMP BOARD 5559-04P MASTER...

  • Page 22: Parts List Fr-8X/Xd

    7783653000 CASSA CANTO BLACK+LOGO LABEL ROLAND for FR-8X BK XD 7784006000 CASSA CANTO RED+LOGO LABEL ROLAND for FR-8X RD Note: CASSA CANTO+LOGO LABEL ROLAND includes also : 1pce K2518105 LOGO LABEL (ROLAND) 7783651000 VARN. FONDINO BLACK+CLOTH for FR-8X BK XD 7784007000 VARN.
  • Page 23 FR-8X/XD K2478353 SMALL BLACK KNOB WITH WHITE INSERT K2478476 CHIN SWITCH CAP 01670490 FC-KEYTOP SX1H CLR K2478348 ROUND PUSHBUTTON (BLACK) H.13.5 K2478477 4-BUTTON GROUP (BLACK) F/TRAFORO K247841101 REGISTER TILT TAB(BLACK) FR-5/7 K2478460 WHITE CONVEX BASS BUTTON CAP on Bassiera K2478461 WHITE CONCAVE BASS BUTTON CAP on Bassiera K2478462...
  • Page 24 July 2013 5100021349 I.C. TPA3110D2 (15W AUDIO POWER AMP) U4 U5 on Power Amp B. J5259224 I.C. LT3957EUHE (REGULATOR) IC36 on Power Amp B. J5259225 I.C. LT6100CMS8 (HIGH CURR. AMPL.) IC39 on Power Amp B. J5259226 IC LTC4412HVIS6 (LOWLOSS CONTROLLER) IC1 on Power Amp B.
  • Page 25 FR-8X/XD R167 R168 R169 R170 R172 R174 R175 R177 R178 R179 R180 on Power Amp B. J3709171 RESIST. 2010 22 OHM1/2W 5% R132,R134 on Jack B. J3709172 RESISTOR 2010 33 OHM 1/2W 5% (MCR50) R340,R348 on Jack B., R44 on Power Amp B. J3809160 RESIST.
  • Page 26 40122556 NITTO BI-STICK TAPE #575 W30MM 30M K2268246 ADHESIVE FELT (BLACK) MM 3X8X484 K2268255 ADHESIVE FELT MM. 350X10X3 (BLACK) K2518105 LOGO LABEL (ROLAND) on Cassa Canto K2268251 AIR FLOW DAMPER J2289328 NUT MA4 DIN 6923 ISO4161 ZINC K2168117 LED SPACER H.1.5 D.E.5.5...
  • Page 27 FR-8X/XD J2599112 BI-ADHESIVE TAPE 950 3M MM5 K2248150 FELT WASHER I/D 7 E/D 13 TH.1.5 K2178109 SPRING F/TREBLE BUTTON K1188130 TWEETER SUPPORT EM2000/EG101 K2168128 JACK BOARD COMPENSATOR (BLACK) K1188166 LCD HOLDER BLACK K2228116 DISPLAY GASKET K2148130 AIR VENT SHAFT K2138137 STOPPER F/KEYBOARD BASE ENCLOSURE K2268252 SOUNDPROOFING FOAM (CASSA CANTO)

  • Page 28: Checking The Program Version

    July 2013 Checking the Program version Power on the FR-8x and wait for the opening window sequence: in the second window the current version number appears under the writing "Roland FR-8x”. For FR-8X e.g. For FR-8XD Dallape’ e.g. Version: 1.06.056 Version: 1.06.056...

  • Page 29: Updating The System/Data

    * Only if the Factory Reset will be executed.( Please refer to 2. Factory reset on Test Mode section). Required Items • AC cord • PSB-14U • USB memory (like ROLAND M-UF2G) • Headphones • Oscilloscope • MIDI Cable •...
  • Page 30 July 2013 Moving (forced) between Test Items To skip to the next test item, press the [Menu/Write] and SET [ ] buttons. To return to the previous test item, press the [Menu/Write] and SET [ ] buttons Test Items Model setting (p. 36) Factory Reset (p.
  • Page 31 FR-8X/XD 3. Pressure sensor calibration The display shows: Close the bellows by pressing the air button. Attention: Make sure to close the bellows very well so as to purge all the remaining air. Press the Treble register [1]. At the end, the accordion will automatically pass on to the next test. 4.
  • Page 32 July 2013 6. Bass board (Bassiera) check The display shows: Perform all the chromatic scale twice, while exerting first a light pressure then a strong pressure on the buttons. For each button make sure: • That the sound can be heard correctly and with the right dynamics. •...
  • Page 33 FR-8X/XD The display shows: Press the Bass Registers one at a time, while respecting the sequence shown in the figures underneath: the display will show the button to be pressed every time. CASSA BASSI section – Bass registers For each pressure a musical note must be heard. At the end of the sequence, the accordion will automatically pass on to the next test.
  • Page 34 July 2013 AFT calibration The display shows: Press the Treble register [14] to automatically calibrate the after touch. 10. ADC The display shows: Move the six digital potentiometers, one at a time, from the minimum to the maximum or vice versa, and make sure that the value gradually changes from 0 (minimum) a 127 (maximum).
  • Page 35 FR-8X/XD 11. Bellows check The display shows: Note: 64 is the idle value of the bellows. Make sure that the display shows the value of 64 when the bellows is idle. Check that, when opening the bellows with a growing strength, the value on the display varies from 64 to 127. Check that, when closing the bellows with a growing strength the display shows a value variation from 64 to 1.
  • Page 36 ------- Please connect Connect the USB Memory (like ROLAND M-UF2G) to USB MEMORY socket. Verify that the display shows “USB MEMORY : Connected” and “Read/Write: OK”. Disconnect the USB memory and make sure the display shows “USB MEMORY : Disconnected OK” and...
  • Page 37 FR-8X/XD Press the Treble register [14] to pass on to the next test. 16. Internal speakers check The display shows: The Treble registers from [1] to [8] are associated to the audio tests of the speakers: Setting: VOLUME = Max Keep the Treble register [1] pressed and make sure that the sound can be heard from the LEFT speaker only.
  • Page 38 July 2013 Treble register [5] Mute ON check: Keep the Treble register [5] pressed, verify that, the wave forms immediately disappear, and then return. Press the Treble register [14] to pass on to the next test. 18. Output test The display shows:...
  • Page 39 FR-8X/XD Setting: • Connect 2 x Mono Audio cables from OUTPUT R/MONO and L/MONO to the oscilloscope CH1-CH2 inputs. • Oscilloscope setup: 5 V/div Attention: The two channels OUTPUT R/MONO and L/MONO must be inverted. When a signal is generated on the left, in fact it must come out from OUTPUT R/MONO, and the other way round, when a signal is generated on the right, it must come out from OUTPUT L/MONO .
  • Page 40 July 2013 Remove jack from OUTPUT R/MONO. Check the following values on the oscilloscope: Remove jack from OUTPUT L L/MONO. Check the following values on the oscilloscope: Press the Treble register [14] to pass on to the next test. 19. Device check Wait until all the tests are performed and, at the end, make sure that all their results are OK.
  • Page 41 FR-8X/XD Connect the Battery Pack NIMH UL2054 4,5A SANYO. Keep the [CHARGE] button pressed as long as the red LED remains lit steadily. The display shows: Verify that all the results of PRE-CHARGE test are “OK”. Press the Treble register [14] to start the battery charge. Verify that all the results of CHARGE test are “OK”.
  • Page 42 July 2013 21. Power/Battery test The display shows: Disconnect the PSB-14U and verify that after a few seconds, the display shows : “Supply from: BATTERY”. Wait for a few seconds and check that the “Supply Voltage” ranges from +25V to +29.8V (if the battery is fully charged): Connect the PSB-14U and verify that after a few seconds, the display shows : “Supply from: ADAPTER”: Press the Treble register [14] to pass on to the next test.
  • Page 43 FR-8X/XD...

  • Page 44: Block Diagram

    July 2013 FR-8X/XD BLOCK DIAGRAM VP BOARD BASS REGISTER...

  • Page 45: Circuit Board Assy 5100032238 (Vp-Board) Fr-8X

    July 2013 CIRCUIT BOARD (VP-BOARD) FR-8X ASSY 5100032238 CIRCUIT BOARD (VP-BOARD) FR-8XD ASSY 7784102000 View from component side...
  • Page 46 FR-8X/XD CIRCUIT BOARD ( VP-BOARD) View from solder side...

  • Page 47: Circuit Diagram (Vp-Board 1/3)

    July 2013 FR-8X/XD CIRCUIT DIAGRAM (VP-BOARD 1/3) UnPop D+3.3V CA(25:1) RA35 CA(25:1) RA34 EXB28V472JX CA(25) D+3.3V 0.1uF 4.7k EXB28V472JX CA(24) CD(31:0) CD(31:0) WA(24:1) CA(23) CA(16) R232 MEMS1 WD(15:0) R149 CA(22) R233 UnPop 4.7k R150 R234 WA(24:1) CA(21) CA(14) MEMS0 UnPop UnPop CD(28) DQ15...

  • Page 48: Circuit Diagram (Vp-Board 2/3)

    July 2013 FR-8X/XD CIRCUIT DIAGRAM (VP-BOARD 2/3) IC18 DSP+1.5V D+3.3V D+3.3V D+3.3V D+3.3V C208 UPD120N15T1B-E1-AZ D+3.3V C126 0.1uF 0.1uF DSP+1.5V C127 0.1uF C149 C128 0.1uF GRM31MF11A106ZA01L C129 0.1uF C130 0.1uF 1/4W C131 0.1uF C140 GRM188F11A105ZA01D UnPop C132 0.1uF C141 0.1uF C133 0.1uF C142...

  • Page 49: Circuit Diagram (Vp-Board 3/3)

    July 2013 FR-8X/XD CIRCUIT DIAGRAM (VP-BOARD 3/3) D+3.3V R224 D+3.3V UnPop WA(24:1) UnPop D+3.3V R213 UnPop C199 D+5V C200 0.1uF 0.1uF WD(15:0) D+3.3V XEOE XWOE IC16 SN74LV11APWR XWOE UnPop R225 UnPop R100 C202 C201 LED1 53627-0674 XFLRST 100uF 16V 100uF 16V R214 UnPop SML-310LTT86 EEE1CA101WP...

  • Page 50: Circuit Board Assy 7783607002 (Jack B.)

    July 2013 CIRCUIT BOARD (JACK B.) ASSY 7783607002...
  • Page 51 FR-8X/XD...

  • Page 52: Circuit Diagram (Jack B. 1/4)

    July 2013 FR-8X/XD CIRCUIT DIAGRAM (JACK B. 1/4) POWER AMP B. (CN61) POWER AMP B. (CN67) POWER AMP B. (CN76) POWER AMP B. (CN63) POWER AMP B. (CN71) JACK B. (CN2)

  • Page 53: Circuit Diagram (Jack B. 2/4)

    July 2013 FR-8X/XD CIRCUIT DIAGRAM (JACK B. 2/4) D+5V C230 REF+5V D+5V D+5V D+5V D+5V 100nF SSM3J108TU XRST RST_5V BLM21A601SPT IC27 XRST RST_5V TC7S08F +VCC R100 R100 MUTE R391 R392 R388 R389 -VCC IC8A IC8A XMUTE 100K R393 C242 100K 100K BLM21A601SPT BLM21A601SPT...

  • Page 54: Circuit Diagram (Jack B. 3/4)

    July 2013 CIRCUIT DIAGRAM (JACK B. 3/4) D+3V3 C102 D+3V3 D+3V3 D+3V3 D+3V3 D+3V3 R202 R202 R203 IC15 IC15 R204 R204 R205 R205 R207 R207 R208 R208 R209 I2CSDA I2CSDA SDA_A/G INT2_A I2CSCL I2CSCL SCL_A/G INT1_G R210 SDO_A SDO_G INT1_A C100 C101 R211...
  • Page 55 FR-8X/XD...

  • Page 56: Circuit Diagram (Jack B. 4/4)

    July 2013 CIRCUIT DIAGRAM (JACK B. 4/4) 100pF 100pF R218 R218 R219 R219 C109 C109 47uF 47uF R220 R220 R221 R221 PHNL 47 ohm 47 ohm N1608Z601T01 N1608Z601T01 PHNOUT_L R222 R222 IC16A IC16A M5216FP-DF0R M5216FP-DF0R R225 R225 C110 C110 C111 C111 2.2nF 2.2nF...

  • Page 57: Circuit Board Assy 7783608002 (Power Amp B.)

    July 2013 CIRCUIT BOARD (POWER AMP B.) ASSY 7783608002...

  • Page 58: Circuit Diagram (Power Amp B. 1/4)

    July 2013 FR-8X/XD CIRCUIT DIAGRAM (POWER AMP B. 1/4) ADP_V_1 ADP_V_2 ADP_V_3 ADP_V_4 ADP_V ADP_V +VADP VCC_BAT TPC8125,LQ TPC8125,LQ +VccFisa 100nF 100nF JACK B. 220K RSX501L-20 C217 (CN1) 100K 5A Max 0.39V 220uF C223 1SR154-400TE25 TPC8125,LQ TPC8125,LQ 100nF C218 220uF R155 R155 SCF-05-350...

  • Page 59: Circuit Diagram (Power Amp B. 2/4)

    July 2013 FR-8X/XD CIRCUIT DIAGRAM (POWER AMP B. 2/4) C158 +5VD 100nF D+3V3 D+3V3 KSM1TX 100nF 100nF TXMIDI 100nF IC26 TC7SET08FU 100nF D+3V3 5VREF +5VD R102 100nF 100nF 100nF CN79 24FMN-BTK-A (LF)(SN) 5VREF 5VREF 1SS355 TP22 BR10 5VREF +Vcc TXMIDI TA7805F(TE16L,Q) D+3V3 TP23...

  • Page 60: Circuit Diagram (Power Amp B. 3/4)

    July 2013 FR-8X/XD CIRCUIT DIAGRAM (POWER AMP B. 3/4) AVCC+24 R352 220K ADP_V_4 PVCC R350 AMP_MUTE 2SC3326 R253 C165 ACM1211-102-2PL-TL C168 220uF 220uF C139 PGND PGND PGND PVCC AMPMUTE C298 C220 100uF R456 10K 1nF 50V 100nF 50V C286 PGND R457 PGND PVCCL...

  • Page 61: Circuit Diagram (Power Amp B. 4/4)

    July 2013 FR-8X/XD CIRCUIT DIAGRAM (POWER AMP B. 4/4) 2,5A-125V PDS360-13 R382 0,02ohm +BATT_CHG Batt+ RDS(on)=0.11 Ohm ADP_V TP76 TP77 TP78 +5VD Short Traces TP87 PDS360-13 CDRH129HF-101MC IRFR5505 CDRH129HF-101MC Vs - C320 C307 C311 C323 C304 C306 C308 100nF R401 R406 R406 R415...
  • Page 62 July 2013 FR-8X/XD CIRCUIT BOARD (BASS REGISTERS) ASSY 7775212000 View from component side CIRCUIT DIAGRAM (BASS REGISTERS) LRD0 LRD1 LRD2 LRD3 SLR0 Sportello 1 SLR1 Sportello 5 Sportello 6 Sportello 7 SLR0 SLR1 To Bassiera B. LRD0 LRD1 (CN4) LRD2 LRD3 53014_0610...

  • Page 63: Circuit Board Assy 7781003000 (Bassiera)

    July 2013 FR-8X/XD CIRCUIT BOARD (BASSIERA) ASSY 7781003000 View from component side View from solder side...

  • Page 64: Circuit Diagram (Bassiera)

    July 2013 FR-8X/XD CIRCUIT DIAGRAM (BASSIERA) +5VD C145 C145 C195 C195 100nF 100nF C211 100nF C196 100nF C144 +5VD 100nF C143 C146 100nF 100nF R188 IC22 R187 TXMIDI +5VD MK17 RA183A 100 ohm MK17 RA192D SC17 BR17 BR17 RA183B RA192C PR17 MK16 RA183C...
  • Page 65 July 2013 FR-8X/XD CIRCUIT BOARD (CONTACT B.) ASSY K2928102 View from component side View from solder side CIRCUIT DIAGRAM (CONTACT B.) D3 D4 D8 D9 D40 D41 D42 D42 D43 D47 D48 D51 D52 D18 D19 D20 D21 D22 D76 D77 1N4148 1N4148 1N4148...
  • Page 66 July 2013 FR-8X/XD CIRCUIT BOARD (RIGHT REGISTER) ASSY 7783603000 View from component side CIRCUIT DIAGRAM (RIGHT REGISTER) D+5V 10uF 100nF SSC5 SSC6 VOLUME B. SKEYACA010 SKEYACA010 SKEYACA010 SKEYACA010 SKEYACA010 SKEYACA010 SKEYACA010 1N4148 1N4148 1N4148 1N4148 1N4148 1N4148 1N4148 1N4148 B12B-PH-K-S SSC0 SW10 SW11...
  • Page 67 July 2013 CIRCUIT BOARD (PHONES) ASSY 7783609000 View from component side CIRCUIT DIAGRAM (PHONES) YKB21-5006 BL03RN2-R62T2 BL03RN2-R62T2 BL03RN2-R62T2 100nF 100nF B8B-PH-K-S YKB21-5012G SBT-0460 100nF SBT-0460 YKB21-5012G 100nF...

  • Page 68: Circuit Board Assy 7783605000 (Volume)

    FR-8X/XD CIRCUIT BOARD (VOLUME) ASSY 7783605000...

  • Page 69: Circuit Diagram (Volume)

    July 2013 FR-8X/XD CIRCUIT DIAGRAM (VOLUME) EVQ11A05R MA3J142E EVQ11A05R EVQ11A05R MA3J142E EVQ11A05R MA3J142E EVQ11A05R MA3J142E D+5V 10uF S12B-PH-K-S 100nF RIGHT REG. B. (CN2) D+5V EVQ11A05R 10nF RN2426(TE85L.F) RN2426(TE85L.F) D+5V 330 ohm D+5V D+5V 220ohm 470 ohm L-934MBDL IC1A IC1B TC74VHC14FT(EL) TC74VHC14FT(EL) SPI-325MUWT31 2SC4738-GR(TE85L.F)
  • Page 70 July 2013 CIRCUIT BOARD (AFTER-TOUCH) ASSY 7783615000 View from component side CIRCUIT DIAGRAM (AFTER-TOUCH) POWER AMP After BOARD Touch Sensor (CN36) 00-8370-049-000-800 53015-0410 CIRCUIT BOARD (MASTER SWITCH) ASSY 7783601000 View from component side CIRCUIT DIAGRAM (MASTER SWITCH) +5VREF +5VREF 100nF 180K TP10 100nF...
  • Page 71 FR-8X/XD CIRCUIT BOARD (CHIN SWITCHES) ASSY 7783602000 View from component side CIRCUIT DIAGRAM (CHIN SWITCHES) 1N4148 1N4148 1N4148 53254-0510 POWER AMP B. SKEYACA010 SKEYACA010 SKEYACA010 (CN78) CIRCUIT BOARD (EFX) ASSY 7783606000 View from component side CIRCUIT DIAGRAM (EFX) +Vcc -Vcc S9B-PH-K-S Jack B.
  • Page 72 July 2013 FR-8X/XD CIRCUIT BOARD (LCD) ASSY 7783604000 View from component side CIRCUIT DIAGRAM (LCD) D+3.3V EXCML16A270U +VBL CAT4004A LED1 LED2 100pF BKLON LED3 LED4 100nF (2nd source) IM1 IM0 IOVCC 8080 x8bit RSET IM3 IM0 D+5V LCDXRST 8080 x8bit FF02S-40SV1 FPC6AMR1-41GNR-U EXCML16A270U...
  • Page 73 July 2013 CIRCUIT BOARD (BELLOWS BOUNCE) ASSY 7783614000 View from component side CIRCUIT DIAGRAM (BELLOWS BOUNCE) B4B-PH-K-S BELL. B. MOTOR (CN2) BASS. B. B5B-PH-K-S (CN5) 53014-0510...
  • Page 74 FR-8X/XD CIRCUIT BOARD (BELLOWS B. MOTOR) ASSY 7783613000 CIRCUIT DIAGRAM (BELLOWS B. MOTOR) B3B-PH-K-S B5B-PH-K-S P.AMP. B. (CN8) B4B-PH-K-S P.AMP. B. (CN3) 53253-0410 B4B-PH-K-S...

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