SERVICE MANUAL SERVICE MANUAL
Contents
1.2. E A B C D E F G H I J K L M N O P Q PSR E423 ll PSR E423 OVERALL CIRCUIT DIAGRAM DMLCD ENC JACK MVR PNL PNR PSW TW VRPB 61H MK 61L MK 1 1 SS PNR NY E 4 sow CATEGORY CATEGORY I SDRAM 16M FLASH ROM 16M sagos eos ewe Ll E a 64M Correspon 1 E FN nu 5014 2 88 sme MUSIC voice 1 2 3 4 g SUSTAIN 2 E a MESE 5 ma r SPEAKER L js di uem mes mE 2m SIR TWEETER gt iL T B z T z Le ee Pet m s Er pss ies ts El m pi wot eer 2 wal zEm PESA pas E Quum AM us x EIR T T w T HS ao SPEAKER L meo fost ans UT a FORTABLE meast meest mast voice voice voice voice mU s WOOFER AA RI EYE te GRAND MEMORY MEMORY 1 MEMORY 2 CONTROL CONTROL CONTROL CONTROL quo Sale n ALS ERES e MEMORY sem mr HARMONY TOUCH x E ass voce voice
3. B C D E F E PSR E423 BLOCK DIAGRAM TOUCH RESPONSE E s Keyboard 61KEY 16N Ry i SW MATRIX 29 CATEGORY ees SW 26PCS ewe EC501 SW801 826 FRE C1 B3 iMm LED 4PCS d PC0 5 PD0 5 PC0 5 PD0 5 oT ppas s LD801 804 i 9 g SW37 61 PNL CN801 16 Ea is I PeoPB7 D SWMATRIX CN701 16 SW 24PCS H 5 1 1 i PAO PA1 PA6 SW701 724 8 9 i GP Ucn 6P H CN1 12 Y 6 1 PA0 6 LED DRIVER PAO PA1 TR701 704 CN402 7P CN403 5P CN401 12 LED DRIVER z TR705 lt z LED 1 8 8 3 gt L LED 3PCS 8 5 E z PA0 7 RS ENB cp DRIVER LCD B LD701 703 i ul 1C301 80P DISPLAY lt 8 i 590 BACK LIGHT S 3 438157 3 12 73 174 163 REGULATOR LED 1PCS Blue 188 100 160 170 s 13304 B I T IC601 143 150 1 8D lt JFEGULATOR REGULATOR m 5V h 1 8V 5464 70 111 153 eo 1602 SP E 5 I
4. ED 0 9 xii HERO HANE 3 0 When you execute the Flash Clear operation data you have purchased will also be cleared Be sure to save data you want to keepto a A computer
5. 5 175 ON OFF EQ PC USB A B Type 3 USB MIDIT 1 1 1 PSR E423 CD ROM YC238A00 URL gt gt http www yamahapkclub com PC
6. 305 1 3 8 x2 BES BH 175 7 JA U
7. PO PG MIDI H 9 30 5 CD ROM 70 A B 5 1 2 8 4 5 MIDI USB SUSTAIN PHONES OUTPUT DC IN
8. A PSR E423 lll USER DATA BACKUP To backup user data to external devices use the Musicsoft Downloader bundled software You can use the Musicsoft Downloader to transfer Backup Files including the five User Songs stored on the instrument to a computer List of data that can be backed up User Songs Style Number 175 Touch Response on off Registration Memory FUNCTION Settings Tuning Split Point Touch Sensitivity Style Volume Song Volume Metronome Volume Grade Demo Group Demo Play Demo Cancel Master EQ type PREPARATION PC Personal Computer AB type USB cable of less than about 3 meters MIDI USB Driver Musicsoft Downloader MSD 1 1 Obtain these programs from CD ROM YC238A00 of the attachment for PSR E423 or Yamaha official website URL gt gt http www yamahapkclub com Install these software in PC beforehand 5 a 1 gt USB cable EI BACKUP PROCEDURE 1 Turn off the power of PSR E423 End all the application software Exit from any power saving mode of the computer such as suspended sleep standby Connect the PSR E423 to the PC with a USB cable Turn on the power of PSR E423 Click the Control Panel on PC Click USB MIDI Driver on the Control Panel to open the dialog box Remove the check from th
9. lll SPECIFICATIONS Keyboards 61 standard size keys 1 6 with Touch Response Display LCD display backlit Setup STANDBY ON MASTER VOLUME MIN MAX Realtime Control Pitch Bend Wheel Knobs A B A Cutoff Reverb Attack Style Cutoff Style Tempo B Resonance Chorus Release Style Resonance Voice 183 panel voices 15 drum SFX kits 462 XGlite voices 40 arpeggio voices Polyphony 32 DUAL SPLIT Style 174 Preset Styles External files Style Control ACMP ON OFF SYNC STOP SYNC START START STOP INTRO ENDING rit MAIN AUTO FILL Fingering Multi Finger Style Volume Music Database 305 Education Feature Dictionary Lesson 1 3 Repeat amp Leam Registration Memory 8 banks x 2 types Function VOLUME Style Volume Song Volume OVERALL Tuning Transpose Split Point Touch Sen sitivity Pitch Bend Range lt MAIN VOICE Volume Octave Pan Reverb Level Cho tus Level Attack Time Release Time Filter Cutoff Filter Resonance DUAL VOICE Voice Volume Octave Pan Reverb Level Chorus Level Attack Time Release Time Filter Cutoff Filter Resonance SPLIT VOICE Voice Volume Octave Pan Reverb Level Chorus Level Attack Time Release Time Filter Cutoff Filter Resonance EFFECT Reverb Type Chorus Type Master EQ Type HARMONY Harmony Type Harmony Volume
10. 1 PSRE423 2 PC 3 4 USB 5 PSR F423 6 PC USB MIDIDriver 8 USB MIDI Driver Thru ON OFF 9 3 10 System Drive 10PK4 BUP USB 6
11. LCD SW Dial LCD Up LCD Dwn Knob LCD Lo LCD LCD C C1 22 A LED On LED 022 25 LCD On LCD 025 26 LCD Off LCD 026 29 PD1 Chk SUSTAIN FC5 029 On
12. R 441 0 Hz 0 2 Hz PHONES OUTPUT L R JISC 33 0 MASTER VOLUME PHONES L R 70 dBu 10 Output R PHONES OUTPUT L R JISC 7 010 33 0 fuii MASTER VOLUME PHONES L 65 0 dBu PHONES R 2 0 dBu 24 11 OutputL PHONES OUTPUT L R JISC 011 0 IMASTER VOLUME PHONES L 2 0 dBu 2 dB PHONES R 65 0 dBu 21 SW Chk LED LCD 021 SW LED LED
13. 5 1 A 5 lll START UP SEQUENCE Boot PSR E423 Meaning of marks Normal process Description of NG judgment Cancels ADSP Hold 1 101 SWLO1U operation starts 1C201 P ROM access starts P ROM CSO Cancels reset of sound generator in LSI Cancels Mute IC301 LCDC access starts LCDC initialization RS PG2 Hi Lo EN PF0 Hi Lo FLASH initialization IC204 DataFlash access starts Bus access setup SDRAM initialization Port i
14. 100 52 Factory 052 LCD Fact LCD Fact End 53 TestExit 053 e PHONES OUTPUT LR STANDBY ON 1 0Vprp PHONES OUTPUT L R JISC 33 MASTER VOLUME PHONES L R 78dBu SW PSR E423 SW SW 1
15. WD87990 70c NONWOVEN FABRIC CLOTH WD88000 2 80 WE98740R BIND HEAD TAPPING SCREW B 3 0X12 MFZN2W3 B BIND 01 90 WF48930R BIND HEAD TAPPING SCREW B 3 0X20 MFZN2W3 B BIND 2 o 100 WF49100R BIND HEAD TAPPING SCREW B 3 0X30 MFZN2W3 B BIND 110 WE774301 BIND HEAD TAPPING SCREW B 3 0X8 MFZN2W3 B BIND 2 o1 120 V560380R ROTARY KNOB BLACK 7 LIVECONTROL 2 1 130 WT500500 LCD PANEL CLEAR LCD 140 V766060R EMBLEM Pay W e S 01 150 WT689000 DUST PROOF CUSHION 2 160 WT689100 DUST PROOF CUSHION Be Fy Yar 170 VA126101 FILAMENT TAPE 12X50 7 ot 170 WB793800 PET TAPE MY7 12X50 P E T 3 ACCESSORIES E WR080200 MUSIC STAND m a 10 YC238A00 CD ROM 12cm CD ROM WR526500 AC ADAPTOR PA 130AE A C E V8028600 ADAPTOR PA 3C J A C J 99 WF322000 AC ADAPTOR PA 3C CHN AC Z x o 07 WR526600 AC ADAPTOR PA 130A B A C B 08 WKO014600 AC ADAPTOR PA 130U U A C 7 7 c 07 WTe59500 JAPANESE SHEET SET J WT660100 CHINESE SHEET L LIO WT660200 CHINESE SHEET R RIO New Parts RANK Japan only 3 PSR E423 lI UPPER CASE ASSEMBLY A
16. 2 5W 2 5W 12cmx2 3cmx2 PA 3C 3 X6 mesm 7 HREH 12W 946x402x136 7 0kg PA 3C CD ROM L 20 L 2L SCC 53 HPE 150 30 FC4 FC5 ll PANEL LAYOUT Front Panel PSR E423 rardFro EE 00 Front Panel STANDBY ON switch
17. TW TW 380G 2 TW E t 2 SP L Ass y SP R Ass y BH 3 Assy 1 8 A Assy SP 1 2 SP R 35 10 10 1 10 2 11 11 1 11 2 11 3 Lower Key Bed Assembly Time required About 3 minutes Remove the lower case assembly See procedure 1 Remove the two 2 screws marked 80B and the Screw marked 100B The lower key bed assembly can then be removed Fig 2 PNL Circuit Board Time required About 5 minutes Remove the lower case assembly See procedure 1 Remove the lower key bed assembly See procedure 10 Remove the thirteen 13 serews marked 380H The PNL circuit board can then be removed Fig 9 PNR Circuit Board Time required About 5 minutes Remove the lower case assembly See procedure 1 Remove the lower key bed assembly See procedure 10 Remove the eleven 11 screws marked 3801 The PNR circuit board can then be removed Fig 9 lt UPPER CASE ASSEMBLY
18. Dial Up C2 31 TENKEY 7 Tenkey 7 F 4 2 Dial Dwn 32 TENKEY 8 8 G4 DEMO BGM Demo D2 33 TENKEY 9 Tenkey 9 Gia 4 PERFORMANCE ASSISTANT PAT D 2 34 TENKEY Tenkey A4 5 EASY SONG ARRANGER E S A E2 35 TENKEY 0 Tenkey 0 A 4 6 FUNCTION Function F2 36 TENKEY Tenkey B4 7 WAITING Waiting F 2 37 LIVE CONTROL ASSIGN Assign c5 8 YOUR TEMPO Y Tempo G2 38 ARPEGGIO ON OFF Arpeggio Cis 9 MINUS ONE M One G 2 39 ARPEGGIO TYPE Arp Type D5 10 METRONOME Metro A2 40 ACMP ON OFF ACMP D 5 11 TEMPO TAP AW2 41 INTRO ENDINGrrit Intro E5 12 SONG MEMORY REC Song REC B2 42 MAIN AUTO FILL Main Fil F5 13 SONG MEMORY 1 Song 1 C3 43 SYNC STOP S Stop F 5 14 SONG MEMORY 2 Song 2 44 SYNC START S Start G5 15 SONG MEMORY 3 Song 3 D3 45 START SOTP Str Stp 9 5 16 SONG MEMORY 4 Song 4 D 3 46 PORTABLE GRAND Piano A5 17 SONG MEMORY 5 Song 5 E3 47 REGIST MEMORY BANK MEMORY Memory A 5 18 SONG MEMORY A CLEAR Song F3 48 REGIST MEMORY 1 Regist 1 B5 19 CATEGORY Catego F 3 49 REGIST MEMORY 2 Regist 2 ce 20 CATEGORY 4 Catego G3 50 VOICE CONTROL SPLIT Split 21 SONG Song G 3 51 VOICE CONTROL DUAL Dual D6 22 STYLE Style A3 52 VOICE CONTROL HARMONY Harmony D 6 23 MUSIC DATABASE M D B A 3 53 VOICE CONTROL TOUCH Touch E6 24 VOICE Voice B3 54 A Knob1 Lo 25
19. 0 LIVE CONTROL ASSIGN button A and B knobs A B 77 MASTER VOLUME control DEMO BGM button BGM PERFORMANCE ASSISTANT button EASY SONG ARRANGER button FUNCTION button Q LESSON START WAITING button YOUR TEMPO button MINUS ONE button METRONOME button TEMPO TAP button 724 257 REC button 15 A buttons 1 5 A ARPEGGIO ON OFF button button D SONG CONTROL C5 REPEAT amp LEARN button C5 A B A B REPEAT button A B lt lt REW button 44 BRL gt gt FF button gt gt PAUSE button gt START STOP button gt s
20. C218 VR168500 MONOLITHIC POLYESTER F ECQ V1H154JL3 01 C219 UR839100 ELECTROLYTIC CAPACITOR 1000 16 0V RX TP T7 8 d vu 1 01 C219 V3508900 ELECTROLYTIC CAPACITOR 1000 0 16 0V TP 78 xj C220 UR839100 ELECTROLYTIC CAPACITOR 1000 16 0V RX TP rz 01 C220 V3508900 ELECTROLYTIC CAPACITOR 1000 0 16 0V TP LEES m cm C221 VC69480R SEMICONDUCTOR 0 1000 25V Z 1 01 C221 VM902400 SEMICONDUCTOR CERAMIC CAP 0 1000 25V Z FORM 01 C222 VC69480R SEMICONDUCTOR CERAMIC CAP 0 1000 25V Z TATET 01 C222 VM902400 SEMICONDUCTOR CERAMIC CAP 0 1000 25V Z FORM 01 CN101 VL844700 CONNECTOR XH3PTE 01 CN102 VK025200 CONNECTOR 52147 8P TE 01 CN103 VI878200 CONNECTOR 51048 4P TE 01 CN103 VY668400 CONNECTOR 51048 4P TE CN104 VB39010R CONNECTOR PH5P TE 01 CN105 VL844800 CONNECTOR XH 4P TE 01 CN106 VI878000 CONNECTOR 51048 2P TE 01 CN106 VY66830R CONNECTOR 51048 2P TE CN107 Vl878000 CONNECTOR 51048 2P TE 01 CN107 VY66830R CONNECTOR 51048 2P TE
21. J CN108 VI878200 CONNECTOR 51048 4P TE 01 CN108 VY668400 CONNECTOR 51048 J CN201 VI878600 CONNECTOR 51048 8P TE 01 CN201 VZ341800 CONNECTOR 51048 8P TE 01 CN202 VK024800 CONNECTOR 52147 4P TE 01 CN203 VK024900 CONNECTOR 52147 5P TE 01 CN204 VI879000 CONNECTOR 51048 12P TE 01 CN204 VY66890R CONNECTOR 51048 12P TE CN205 Vl879100 CONNECTOR 51048 13P TE 01 New Parts RANK Japan only PP PSR E423 ENC JACK MVR PNL PNR PSW TW VRPB REFNO PART NO DESCRIPTION E REMARKS RANK CN205 VY669000 CONNECTOR 51048 13P TE CN206 VK024600 CONNECTOR 52147 2P TE 01 CN301 VI878800 CONNECTOR 51048 10P TE 01 CN301 VY66870R CONNECTOR 51048 10P TE J CN302 1878100 CONNECTOR 51048 3P TE 01 CN302 VZ34160R CONNECTOR 51048 3P TE CN401 VI878100 CONNECTOR 510483P TE 1 01 CN401 VZ34160R CONNECTOR 510483P TE CN501 VI
22. LOUD SPEAKER L WOOFER LOUD SPEAKER R WOOFER lt UPPER CASE ASSEMBLY Ass y gt Bottom view VRPB LCD UNIT PB UPPER CASE ASSEMBLY Ass y PSR E423 lt LOWER KEY BED ASSEMBLY Ass y gt Top view zis z m KEYBOARD ASSEMBLY 16N C61 2M 88 No Unit Name Location Part No pese Destination Remarks LCD Unit LU7O WC80260 BL Back light assembly 2 5 PNL CN206 2PL 70 Upper Case Assembly 500 WM45500 USB JACK CN104 KEE DMLCD CN802 WM232300 61 1 4 pwcbcwo 12 40 WM232500 2 61H MK CN2 1 4 DMLCD CN403 fea 5P Lower Key Bed Assembly a Mke 61LMKCN5 2 1 4 7P 120 WM23410 Contact Spring 2 6 JACK CN101 9 Lower Case Assembly 30 WM23400 sP Speaker L WOOFER 2 JACK CN105 1 4PL 450 Speaker R WOOFER 2 8 WH103 WM23220 PEDAL JACK CN103
23. Ass y gt Bottom view 10 101 10 2 11 11 1 112 13 12 121 122 123 PSR E423 Ass y J 3 Assy 1 80B 27k 100B 1 Assy 2 PNL 5 Assy 1 Assyy 10 380H 13 PNL 9 5 Assy 1 Assyy 10 3801 11 PNR 9 880 x 11 x 13 VRPB VR WHEEL ASSEMBLY Ass y 13 PSR E423 14 13 2 13 3 13 4 14 14 1 14 2 VRPB VR PB Circuit Board and Wheel Assembly Time required About 4 minutes Pull out the two 2 rotary knobs from the control panel Fig 1 Remove the low
24. PART NO REMARKS MO PART NO 2 PART 2 TF PSR E423 E OVERALL ASSEMBLY f MUSIC STAND EN Rn N 4 gt j RS 10 UPPER CASE ASSEMBLY See page 4 7 Ass 80 LOWER CASE ASSEMBLY See page 7 F4 AAssyy LE PSR E423 REFNO PART NO DESCRIPTION E REMARKS RANK OVERALL ASSEMBLY ri PSR E423 OVERALL ASSEMBLY WT65060 10 UPPER CASE ASSEMBLY As y WT65070 20 WM164300 LOWER KEY BED ASSEMBLY Ass y 30 LOWER CASE ASSEMBLY Fo ZAss y WT65080 40 WG455700 ENCODER KNOB BLACK CATEGORY 01 50 VU43240R KNOB V BLACK gt amp MASTER VOLUME 01 60 V715120R PUSH KNOB BLACK STANDBYION 01 70 WD89600R BATTERY LID ASSEMBLY BtBass y 03 70a BATTERY COVER WD87980 70b BATTERY CUSHION WHITE
25. Top view 15 15 1 152 153 15 3 1 1532 1533 154 154 1 154 2 PSR E423 Ass y 13 Assy 1 Assyy 10 Ast mt 1 5 C6 1 12 120A 4 1 12 2 GEI C6 120B 1 15 3 2 12 12 15 3 2 13 1208 KEYBOARD ASSEMBLY Assy Fig 12 12 HOOK 7 7 Photo 1
26. Ass y LOWER CASE ASSEMBLY Ass y KEYBOARD ASSEMBLY 16N C61 2M ELECTRICAL PARTS Notes DESTINATION ABBREVIATIONS A Australian model M South African model B British model O Chinese model C Canadian model Q South east Asia model D German model T Taiwan model E European model U U S A model F French model V General export model 110V H North European model General export model 220V Indonesian model N X General export model J Japanese model Y Export model K Korean model WARNING Components having special characteristics are marked 1N and must be replaced with parts having specification equal to those originally installed A pomm TH The numbers QTY show quantities for each unit The parts with PART NO are not available as spare parts This mark in the REMARKS column means these parts are interchangeable The second letter of the shaded part number is O not zero The second letter of the shaded part number is l not one QTY
27. PNL PSW MVR 2NA WM22830 A 23 PSR E423 e PNR Circuit Board 3101 X9190 YAMAHA ET zm ET to ENC CN501 Io DMLGDHENTOI Component side e VRPB PB Circuit Board TE Sa Component side e VRPB VR Circuit Board YAMAHA 3101 x9190 W302 to DMLCD CN801 O 24 PNR VRPB PB VRPB VR 2NA WM22830 A Component side PSR E423 61H MK Circuit Board to DMLCD CN401 to 61L MK CN4 to DMLCD CN403 sO gt O 80 O feti 0 Component side 61L MK Circuit Board O to DMLCD CN402 to 61H MK CN3 Component side 61H MK V869540 61L MK V869520 25 PSR E423 26 lll TEST PROGRAM If the test number 52 Factory Set is executed the data already set w
28. R105 JUMPER CABLE 0 55 TIN poe vo VA07890 R106 JUMPER CABLE 0 55 TIN VA07890 R201 HF456470 CARBON RESISTOR 4 7K 1 4 J AX TP X gt RR 1 01 201 V255000R CARBON RESISTOR 4 7K 1 6 J 26TP R202 HF456390 CARBON RESISTOR 3 9K 1 4 JAX TP 01 R202 V2549900 CARBON RESISTOR 3 9K 1 6 J 26TP EH R203 HF45610R CARBON RESISTOR 1 0K 1 4 J AX TP 01 R203 V254920R CARBON RESISTOR 1 0K 1 6 J 26TP R204 HF456470 CARBON RESISTOR 4 7K 1 4 J AX TP 01 R204 V255000R CARBON RESISTOR 4 7K 1 6 J 26TP gt E KW R205 HF456390 CARBON RESISTOR 3 9K 1 4 J AX TP X 01 R205 V2549900 CARBON RESISTOR 3 9K 1 6 J 26TP R206 HF45610R CARBON RESISTOR 1 0K 1 4 J AX TP h E HB 1 01 R206 V254920R CARBON RESISTOR 1 0K 1 6 J 26TP R207 HF45547R CARBON RESISTOR 470 0 1 4 J AX TP 1 01 R207 V254880R CARBON RESISTOR 470 0 1 6 26TP R208 HF45547R CARBON RESISTOR 470 0 1 4 J AX TP gt 01 R208 V254880R CARBON RESISTOR 470 0 1 6J 26TP j R209 WD55670R FLAME PROOF CARBON RESISTOR 2 2 1 4 J TE 26 01 R210 WD55670R FLAME PROOF CARBON RESISTOR 2 2 1 4 J TE 26 0
29. to PNR CN802 Component side DMLCD 2NA WS19380 ENC TW 2NA WM22830 A to 61H MK CN2 not installed to JACK CN104 Component side TW Circuit Board to JACK CN106 Right side to JACK CN107 Left side to TWEETER R to TWEETERL Component side 21 PSR E423 DMLCD Circuit Board JACK Circuit Board to Battery terminals to PNL CN201 us RI El ET 0103 Tl 203 1 22 1 RIO NT WOOFER L to WOOFER R LO CNNI 9 1 4 oo RS R 0 0 0 9 o reo o CNI07 CN06 D 3101 YAMAHA X9190 to TW Left side to TW Right Pattern side to DMLCD CN803 to DMLCD CN802 JJLCNI03 4 iro side Component side DMLCD 2NA WM22810 JACK 2NA WM22830 PSR E423 e PNL Circuit Board ON Scale 90 100 lo Ass y to DMLCD CN101 to Back light assembly to JACK CN102 YAMAHA Component side e PSW Circuit Board MVR Circuit Board YAMAHA 3101 O mm 3 Component side Component side
30. 1 RUBBER CONTACT Photo 2 2 15 PSR E423 lt LOWER KEY BED ASSEMBLY Ass y gt Top view RUBBER CONTACT 100C 100D RUBBERCONTACT RUBBER CONTACT GERA 100 100C RUBBER CONTACT 11000 1000 X V 61L MK 110A 110A Fig 13 113 Fig 14 8114 15 5 Circuit Board 61L MK 155 61L 15 5 1 Remove the white and black keys from to 155 1 C1 BOAR FREE RU X See Fig 12 and Procedure 15 3 12 15 3 15 5 2 Remove the four 4 screws marked 100C and eight 8 15 52 100C 4 110A 8 screws marked 110A The circuit board 61L MK can 61L 13 then be removed Fig 13 61L 14 When installing the circuit board 61L MK 61L 1 12 tighten the screws 1 through 12 in numerical 14 order as shown in the figure 61L MK in 156 61H Fig 14 Fig 14 1561 C4 C6 15 6 Circuit Board 61H MK 01 12 15 3 15
31. 61H MK and 61L MK PSR E423 REFNO PART NO DESCRIPTION E REMARKS RANK CNO3 VK02560R CONNECTOR 52147 12P TE 01 0073 VB941200 DIODE 18S133 1SS176TE 5 KI 01 122 VB941200 DIODE 199183498176 TE5 4 01 0073 WP977700 DIODE HSS4148TA E Q 4 122 WP977700 DIODE HSS4148TA E Q Ri V869530R CIRCUIT BOARD 61L MK F 6 1 L V869520 X2336C0 04 10 VQ769500 ADHESIVE TAPE W 15 CN04 VK02560R CONNECTOR 52147 12P TE 01 CN05 VK025100 CONNECTOR 52147 7P TE 01 0001 VB941200 DIODE 1SS133 1SS176TE 5 KI 01 072 VB941200 DIODE 199183498176 TE5 4 4 01 0001 WP977700 DIODE HSS4148TA E Q of 072 WP977700 DIODE HSS4148TA E Q kl X0159A0R SPEAKER 3 0cm A E TWEETER YA952A00 LOUD SPEAKER 12 0 4 ohm 6W A E wooFER WT651400 LCD DISPLAY 982 441 4218 New Parts RANK Japan only 15 b eee
32. 3 START STOP OK START STOP IDEM0 BGM OK _ NG H C1 4 dBu dBm FAbNO LCD 1 Version ROM 001 1 Main Program Version Main 2 Boot Program Version Boot 3 Style Data Version Style 4 Song Data Version Song 5 Voice Paramater Version Param 6 Wave Data Version Wave Versi ROM Main Boot Style Song Param Wave Main Ma
33. AGNDrer ADC ground reference 150 p87 uo J 6 Avss Analog ground 181 ioveo uo VO power supply 64 USBVep USB UO power supply 1 8v Pullup when notin use 152 vss Digital Core ground 65 FUNC DM uo USB data 153 Digital Core power supply 66 FUNC DP vo USB data 154 MNPFsWEM O Priority setup PF5 gt WEN SDRAM gt WRN 67 USBVss USB UO ground 155 uenernupau O Priority of setup PF7 gt UDQM SDRAM gt UBN 68 USBIOVbo USB VO power supply 3 3v Pulup when not in use 156 LBNPFSLDQM O Priority of setup PF6 gt LDQM SDRAM gt LBN 69 Vs Digital Core ground 157 csapseew Chip select for area 4 70 vo Digital Core power supply 158 compe Chip select for area 5 71 xLucLk 1 Crystal oscillator input 48 MHz 159 CS4NPE2 Chip select for area 6 72 xo_ucLk o Crystal oscillator output 160 Chip select for area 7 73 Digital Core ground 161 O gt 74 ioveo vo VO power supply 162 save b Forluminescent keyboard 75 veus USB Vbus 163 CssaWRNPg J 76 PULLUPE USB Pullup enable 164 PF3 Output only port 77 CSON PGO Chip select for area 2 165 o 78 RDNPF4 External memory read signal 168 PJ4KYBI IO 167 PSNYBO Q f Used as key selection signal to the keyboard vo 169 pJikyBos 82 vo 170 lpJokyBo2 J jo P Extemal memory data bus 171
34. 01 C81 US635100 CERAMIC CAPACITOR CHIP 0 100 16V Z RECT F 01 New Parts RANK Japan only 9 PSR E423 10 DMLCD REFNO PART NO DESCRIPTION E3 E3 REMARKS RANK C814 US663100 CERAMIC CAPACITOR CHIP 1000P 50V K RECT B 01 C815 US635100 CERAMIC CAPACITOR CHIP 0 100 16V Z RECT F 01 C901 US635100 CERAMIC CAPACITOR CHIP 0 100 16V Z RECT F 01 929 US635100 CERAMIC CAPACITOR CHIP 0 100 16V Z RECT F 01 CN101 VK02570R CONNECTOR 52147 13P TE 01 CN401 VK02560R CONNECTOR 52147 12P TE 01 CN402 VK025100 CONNECTOR 52147 7P TE 01 CN403 VK024900 CONNECTOR 52147 5P TE 01 CN701 VJ86160R CONNECTOR 52147 16P TE 01 CN702 VK02560R CONNECTOR 52147 12P TE 01 CN801 VF728200 CONNECTOR 52147 10P TE 01 CN802 VB39010R CONNECTOR PH5P TE X z ot CN80 VK024800 CONNECTOR 52147 4P TE 01 DA801 V9424900 DIODE ARRAY TE85L 01 DA802 V9424900 DIODE ARRAY 01 IC101 YA876A00 IC SWLO1U C cPu IC102 X4374A0R IC S 80136ANM
35. 4 pMcp cNgaos 1 4 4P G JACK Circuit Board WH106 WM23160 TW JACKCNI06 s 4 TW Gn 2 s 2PRch 1 WH107 WM23160 TW JACK CN107 TW 4 2 5 2P Lch 1 PSW Circuit Board WH108 WM23150 Psw PSW CN108 PNL CN202 4P z WH201 WM22940 AMJK PNL CN201 4 JACK CN102 bed ho 8P PNLCicuiBoard WH204 WM23110 PNL PNL CN204 3 4 puLcp cNzoa 12 B WH205 WM23080 AMDM PNL CN205 3 4 4 13 09 VRPB VR Circuit Board WH301 WM23200 VR VAPB VA CN301 3 4 pMLcpCNeo1 4 10 1 VRPB Circuit Board WH401 WM23210 PB VRPB PB CN401 3 4 VAPB VR CN302 3 3P ENCCicutBoard WH501 WM23170 ENC CNSO1 EIE PNR CN amp 02 3P MVR Circuit Board WH601 WM23180 MVR MVR CN601 4 PNL CN203 114 5P 19 PNACircuitBoard WH801 WMgs140 PNR PNR CN801 pMLCpCN7o 1 4 16P The parts with in Part No are not available as spare parts 1 Installation 2 Manual soldering 3 Dip soldering 4 Edge mark is adjusted to Pin 1 mark A mark 5 Edge mark is adjusted to mark 2 3 4 5 6 Red wire is connected to terminal Black wire is connected to terminal 6 7 White wire is connected to terminal Black wire is connected to terminal 7 8 Red wire is connected to terminal Black wire is connected
36. Ass y 3 Assy 1 40 4 11 SPEAKER R WOOFER 1 140 140 15 15 1 15 2 15 3 3 15 4 15 4 1 15 4 2 lt LOWER KEY BED ASSEMBLY F A Sf Ass y gt Disassembling Keyboard Assembly Time required About 13 minutes Remove the lower case assembly See procedure 1 Remove the lower key bed assembly See procedure 10 White Keys and Black Keys White and black keys for one octave unit are integrated as a set There are five sets in total Only the C6 white key unlike the other keys is not integrated in a set Fig 12 To remove a set remove the four 4 each screws marked 120A then be removed When removing unfasten the two 2 hooks at the back of the black keys upward and lift the white and black keys while pulling them toward you a little Photo 1 To remove the white key C6 remove the screw marked 120B unhook as described in Procedure 15 3 2 and pull out toward you Fig 12 Rubber Contact Remove the white and black keys corresponding to the rubber contacts to be removed See Fig 12 and Procedure 15 3 Remove the rubber contacts Photo 2 Fig 13 he white and black keys in the set can
37. B 01 C604 UF037100 ELECTROLYTIC CAPACITOR 1016V 01 C605 US046100 CERAMIC CAPACITOR CHIP 1 00 25V K RECT B 01 C606 US046100 CERAMIC CAPACITOR CHIP 1 00 25V K RECT B 01 C607 UF037100 ELECTROLYTIC CAPACITOR 10 16V 01 C612 US663100 CERAMIC CAPACITOR CHIP 1000P 50V K RECT B 01 C618 US635100 CERAMIC CAPACITOR CHIP 0 100 16V Z RECT F 01 C614 US635100 CERAMIC CAPACITOR CHIP 0 100 16V Z RECT F 01 C615 US662100 CERAMIC CAPACITOR CHIP _ 100P 50V J RECT CH C616 US662100 CERAMIC CAPACITOR CHIP 100P 50 J RECT CH C701 US662100 CERAMIC CAPACITOR CHIP 100P 50 J RECT CH 720 US662100 CERAMIC CAPACITOR CHIP 100P 50V J RECT CH C721 US635100 CERAMIC CAPACITOR CHIP 0 100 16V Z RECT F 01 C722 US663100 CERAMIC CAPACITOR CHIP 1000P 50V K RECT B 01 C801 US663100 CERAMIC CAPACITOR CHIP 1000P 50V K RECT B 01 C802 US635100 CERAMIC CAPACITOR CHIP 0 100 16V Z RECT F 01 C803 US663100 CERAMIC CAPACITOR CHIP 1000P 50V K RECT B 01 808 US663100 CERAMIC CAPACITOR CHIP 1000P 50V K RECT B
38. CARBON RESISTOR CHIP 10 0K 63M J RECT v 7 01 R301 RD45615R CARBON RESISTOR CHIP 1 5K 63M J RECT v 7 01 R302 RD45522R CARBON RESISTOR CHIP 220 0 63M J RECT v 7 01 R303 RD454680 CARBON RESISTOR CHIP 68 0 63M J RECT v 7 01 R304 RD457100 CARBON RESISTOR CHIP 10 0K 63M J RECT v 7 HW 01 R305 RD456220 CARBON RESISTOR CHIP 2 2K 63M J RECT f v 7 01 809 RD456220 CARBON RESISTOR CHIP 2 2K 63M J RECT Foy 7 01 R310 RF45791R CARBON RESISTOR CHIP 91 0K D RECT Foy 7 R501 RD45747R CARBON RESISTOR CHIP 47 0K 63M J RECT Foy 7 oR 01 R502 RD456470 CARBON RESISTOR CHIP 4 7K 63M J RECT v 7 H 01 New Parts RANK Japan only DMLCD and ENC JACK MVR PNL PNR PSW TW VRPB PSR E423 REFNO PART NO DESCRIPTION E REMARKS RANK 505 RD456470 CARBON RESISTOR CHIP 4 7K 63M J RECT v 7 f 01 R506 RD456220 CARBON RESISTOR CHIP 2 2K 63M J RECT Foy 7 01 509 RD456220 CARBON RESISTOR CHIP 2 2K 63M J RECT Foy 7 OK 01 R510 RD45518R CARBON RESISTOR CHIP 180 0 63M J RECT v 7 Hf 01 513 RD45518R CARBON RESISTOR CHIP 180 0 63M J 7 H 01 R514 90455100 CARBON RESISTOR CHIP 100 0 63M J RECT 7 f 01 R515 RD455100 CARBON RESISTOR CHIP 100 0 63M J RECT Foy 7 01 R516 RD456100 CARBON RESISTOR
39. f External memory data bus 9 EX2PC2KYN 97 Mpoe vo 10 VO Key selection signal to the keyboard a 12 DspCsKWl VO 100 mois vo J 13 EspcskYes UO 101 Ves Digital Core ground 14 PC7KYB wo J 102 osare Priority of setup PE4 gt RCLK SDRAM gt CS50RDN 15 PROTN Determines if the product is a prototype 103 17 o 16 1 Memory BIST mode 1 BIST mode 104 17 BISTOLK Memory BIST clock 105 maie 18 PLLBPN PLL bypass mode 0 PLL bypass 106 Mais O 19 TESTN Test mode 107 MAi4 Extemalmemory address 20 vss Digital Core ground 108 maiz O 2 x 1 Crystal oscillator input 33 8688 MHz 109 maiz O 2 xo o Crystal oscillator output J 28 vo Digital Core power supply m ve Digital Core power supply 24 Digital Core ground 112 Iovep vo VO power supply 25 10Voo vo WO power supply 13 gt 26 TRSTN JTAG VF reset 14 mao 27 TS JTAG I F mode 115 MA20 28 Tck JTAG VF clock 116 MA21PF1 29 m JTAG UF input 117 MA22 PF2 3 JTAG UF output 118 mais O 31 Digital Core power supply 119 mas 32 PLLVoo Digtal PLL power supply common with Core power supply inside 120 gt Extemal memory address 33 vs Digital Core ground 121 MAU 34 PLLVss Digital PLL groun
40. inward Fig 4 DMLCD 5 When installing the DMLCD circuit board 1 8 tighten the screws 1 through 8 in numerical DMLCD order as shown in Fig 5 If the DMLCD circuit Factory Set board is replaced execute the Factory Set in the test program RUBBER CONNECTOR LCD FRAME LCD LCD DISPLAY REF 4 A TUA NG NS BACK LIGHT ASSEMBLY J s Ass y RUBBER CONNECTOR SS Fig 4 R4 RUBBER CONNECTOR LCD HOLDER LCD Fig 5 5 MVR Circuit Board 5 MVR 3 Time required About 3 minutes 5 1 V 6 Pull out the volume knob from the control panel as 1 6 shown in Fig 6 Fig 1 Fig 6 52 Ass y 1 Remove the lower case assembly See procedure 1 53 380C1 3 MVR Remove the three 3 screws marked 380C The MVR 2 circuit bo
41. 2 3 LCD Unit Time required About 4 minutes 3 1 Remove the lower case assembly See procedure 1 3 2 Remove the JACK circuit board See procedure 2 3 3 Remove the six 6 screws marked 380B The LCD unit can then be removed Fig 2 21 22 23 3 1 3 2 33 JACK 3 Assy 1 TW TW 2 380A 7 JACK 2 4 Assy 1 JACK 2 380B 6 2 Bottom view UPPER CASE ASSEMBLY CONNECTOR CONNECTOR HOOK A E AAss y ASSUM HOOK A ASSEMBLY TW 77 7 A 380D x4 380A 580A A TW x8 x8 TAN 380G 380E 7 SPEAKER R TWEETER A 80B 1908 3808
42. ARPEGGIO Arpeggio Type Arpeggio Velocity Arpeggio Quantize Arpeggio Pedal SFF Load Style File Load PC PC Mode MIDI Local On Off External Clock Initial Send Keyboard Out Style Out Song Out METRONOME Time Signature Numerator Time Signature Denominator Metronome Volume LESSON Lesson Track R Lesson Track L Grade DEMO Demo Group Demo Play Demo Cancel Effects Reverb 9 types Chorus 4 types Harmony 26 types Arpeggio 150 types Song 30 Preset Songs 5 User Songs Accessory CD ROM Songs 70 Song Clear Track Clear Song Volume Song Contro REPEAT amp LEARN A B REPEAT PAUSE REW FF START STOP Performance assistant technology Recording Song User Song 5 Songs Recording Tracks 1 2 3 4 5 STYLE PSR E423 MIDI Local On Off Keyboard Out Auxiliary jacks PHONES OUTPUT DC IN USB SUSTAIN Amplifier 2 5W 2 5W Speakers 12cmx2 3cmx2 Power Consumption 7W PA 130 10W PA 3C Power Supply Adaptor Initial Send Style Out External Clock Song Out Users within U S PA 130 or an equivalent Others PA 3C PA 130 or an equivalent Batteries Six AA size LR6 or equivalent batteries ensions W x D x H 946 x 402 x 136 mm 37 1 4 x 15 13 16 x 5 3 8 Weight 7 0kg 15 Ibs 7 oz not including batteries Supplied Accessories Music Rest Accessory CD ROM Owner s Manual Data List My Yamaha Product U
43. PLACE SOLDER ELECTRICAL ELECTRONIC OR PLASTIC COMPONENTS IN YOUR MOUTH FOR ANY REASON WHAT SO EVER Avoid prolonged unprotected contact between solder and your skin When soldering do not inhale solder fumes or expose eyes to solder flux vapor f you come in contact with solder or components located inside the enclosure of this product wash your hands before handling food E WARNING Components having special characteristics are marked A and must be replaced with parts having specification equal to those originally installed A SAVING DATA Be sure to perform it Saving and backing up your data Some data items are automatically saved as backup data in the internal memory even if you turn the power off Saved data may be lost due to malfunction or incorrect operation Save important data to external device such as a computer
44. V 9808 880C 808 LOWER KEY BED ASSEMBLY LCD UNIT SPEAKER L TWEETER CFA ASH Ass y Fig 2 2 4 DMLCD Circuit Board Back Light Assembly 4 DMLCD Ass y and LCD Display 5 Time required About 5 minutes 41 Assy 1 4 1 Remove the lower case assembly See procedure 1 42 JACK 2 4 2 Remove the JACK circuit board See procedure 2 43 3 4 3 Remove the LCD unit See procedure 3 44 LU501 8 4 4 Remove the eight 8 screws marked LU50 The DMLCD 3 DMLCD circuit board can then be removed from the LCD unit Fig 3 10 4 5 5 1 6 1 PSR E423 Remove the LCD display back light assembly and 45 LCD rubber connectors from the LCD frame Fig 3 b Assy 3 When attaching the rubber connector to the LCD LCD frame set the conductor side to face 4
45. W LVECONTROLASSIGN 01 A TH101 vv45780R PROTECTOR SWITCH RUE135 1 35A 30V KU 02 VR301 VQ032500 ROTARY VR B10 0K RK11K113 V RILVECONTROLB 02 VR302 VQ032500 ROTARY VR B 10 0K RK11K113 RILIVECONTROLA 02 VR401 VZ48630R ROTARY VR B10K EVJO5DF20B14 n V R PITCHBEND 03 VR601 WC70980R ROTARY VARIABLE RESISTOR A5 0K XV014111YGP V R MASTER VOLUME 02 WHto3 CONNECTOR ASSEMBLY PEDAL 4P PEDAL amp WM23220 WHto6 CONNECTOR ASSEMBLY TW 2P T W A WM23160 WHto7 CONNECTOR ASSEMBLY TW 2P T W WM23160 WHto8 CONNECTOR ASSEMBLY PSW 4P P S w A WM23150 WH201 CONNECTOR ASSEMBLY AMJK 8P AM J K WM22940 WH24 CONNECTOR ASSEMBLY PNL 12P P N L WM23110 WHz05 CONNECTOR ASSEMBLY AMDM 13P A M D WM23080 WH301 CONNECTOR ASSEMBLY VR 10 v R WM23200 WH401 CONNECTOR ASSEMBLY PB 3P P WM23210 WH501 CONNECTOR ASSEMBLY ENC 3P E N C amp WM23170 WHe01 CONNECTOR ASSEMBLY MVR 5P M V R amp WM23180 WH801 CONNECTOR ASSEMBLY PNR 16 P N R R WM23140 V869550R CIRCUIT BOARD 61H MK 6 1 H V869540 X2335D0 06 10 VQ769500 ADHESIVE W 15 CN01 VK02560R CONNECTOR 52147 12P TE 01 CN02 VK024900 CONNECTOR 52147 5P TE 01 New Parts RANK Japan only 14
46. c2 31 TENKEY 7 Tenkey 7 F 4 2 Encoder Knob Dial Dwn 2 32 8 8 G4 3 DEMO BGM Demo D2 33 TENKEY 9 Tenkey 9 G 4 4 PERFORMANCE ASSISTANT P A T D 2 34 TENKEY Tenkey A4 5 EASY SONG ARRANGER E S A E2 35 TENKEY 0 Tenkey 0 A 4 6 FUNCTION Function F2 36 TENKEY Tenkey B4 7 WAITING Waiting F 2 37 LIVE CONTROLASSIGN Assign C5 8 YOUR TEMPO Y Tempo G2 38 ARPEGGIO ON OFF Arpeggio C 5 9 MINUS ONE M One G 2 39 ARPEGGIO TYPE Arp Type D5 10 METRONOME Metro A2 40 ACMP ON OFF ACMP D 5 11 TEMPO TAP Temp TAP A 2 41 INTRO ENDING rit Intro E5 12 SONG MEMORY REC Song REC B2 42 MAIN AUTO FILL Main Fil 13 SONG MEMORY 1 Song 1 c3 43 SYNC STOP S Stop F 5 14 SONG MEMORY 2 Song 2 C 3 44 SYNC START S Start G5 15 SONG MEMORY 3 Song 3 D3 45 START SOTP Str Stp G 5 16 SONG MEMORY 4 Song 4 D 3 46 PORTABLE GRAND Piano A5 17 SONG MEMORY 5 Song 5 47 REGIST MEMORY BANK MEMORY Memory A 5 18 SONG MEMORY A CLEAR Song A F3 48 REGIST MEMORY 1 Regist 1 BS 19 CATEGORY Catego F 3 49 REGIST MEMORY 2 Regist 2 ce 20 CATEGORY Catego G3 50 VOICE CONTROL SPLIT Split C 6 21 SONG Song G 3 51 VOICE CONTROL DUAL Dual D6 22 STYLE Style A3 52 VOICE CONTROL HARMONY Harmony D 6 23 MUSIC DATABASE M D B A 3 53 VOICE CONTROL TOUCH Touch E6 24 VOICE Voice B3 54 Rotary KnobA Knob1 Lo 25 TENKEY 1 Tenkey 1 C4 55 Rotary Knob A Knob1 Hi F6 26 TENKEY 2 Tenkey 2
47. each 16 2 1 Remove the battery cover assembly See procedure 16 1 5 16 2 2 Remove the hooks to pull out the spring terminal C and spring terminal D Fig 15 Fig 16 SOLDERING SPRING TERMINAL B SPRING TERMINAL A B A CONNECTOR ASSEMBLY BATT BATT Photo 3 3 SPRING TERMINALA PSR E423 16 161 A B 4 1611 Assy 1 1612 Assy 10 1613 B2 12 15 3 1614 A B BATT 3 1615 Assy Assy 1 16 16 A 15 1621 7 B 15 162 C D 1 162 1 Assy 16 1 5 1622 C D 15 Bd 16 SPRING TE
48. vss Digital Core ground Mpo2 vo 172 ECSN Chip select input trom external CPU as uo J 173 Evaneosines 1 Write enable input from external CPU 8 nc 4 174 Een _ Read enable input from external CPU 87 NG Gomecionto me GND 1 NC Y Comecionto te GND 19 PSR E423 20 E CIRCUIT BOARDS DMLCD Circuit Board YA962B0 ENC Circuit Board X9190D0 JACK Circuit Board X9190D0 MVR Circuit Board X9190D0 PNL Circuit Board X9190D0 PNR Circuit Board X9190D0 PSW Circuit Board X9190D0 TW Circuit Board X9190D0 VRPB PB Circuit Board X9190D0 VRPB VR Circuit Board X9190D0 61H MK Circuit Board X2335D0 61L MK Circuit Board X2336C0 Note See parts list for details of circuit board component parts DMLCD Circuit Board to VR CN301 not installed PSR E423 to PNL CN204 Ewan to PNR CN801 not installed to PNL CN205 to 61H MK CN1 to 61L MK CN5 e ENC Circuit Board 23190 O to JACK CN103
49. 0 MFZN2W3 P BIND 21 o1 151 V869530R CIRCUIT BOARD 61L MK 6 1 L 04 152 V869550R CIRCUIT BOARD 61H MK 6 1 H 06 220 V869620R CONNECTOR ASSEMBLY 16N 2M C61 L 210 01 New Parts RANK Japan only ELECTRICAL PARTS PSR E423 DMLCD REFNO PART NO DESCRIPTION REMARKS RANK ELECTRICAL PARTS PSR E423 WS193900 CIRCUIT BOARD DMLCD D WS19380 YA962B0 WS516500 CIRCUIT BOARD ENC E WS51610 X9190D0 WS516400 CIRCUIT BOARD JACK J WS51610 X9190D0 WS516600 CIRCUIT BOARD MVR M WS51610 X9190D0 WS516200 CIRCUIT BOARD PNL P WS51610 X9190D0 WS516300 CIRCUIT BOARD PNR P WS51610 X9190D0 WS516700 CIRCUIT BOARD Psw P WS51610 X9190D0 WS516900 CIRCUIT BOARD Tw T WS51610 X9190D0 WS516800 CIRCUIT BOARD VRPB v WS51610 X9190D0 V869550R CIRCUIT BOARD 61H MK 6 1 H V869540 X2335D0 06 V869530R CIRCUIT BOARD 61L MK 6 1 L V869520 X2336C0 04 WS193900 CIRCUIT BOARD DMLCD DMLCD WS19380 YA962B0 C101 US661220 CERAMIC CAPACITOR CHIP 22P 50V J RECT CH C102 US661220 CERAMIC CAPACITOR CHIP 22P 50V J RECT CH C108 US635100 CERAMIC CAPACITOR CHIP 0 100 16V Z RECT F 01 C104 US635100 CERAMIC CAPACITOR CHIP 0 100 16V Z R
50. 0 U 01 L105 VT27920R COIL FL5R200QN 20uH 2 0 U 01 L106 V763440R COIL BD FL20 03 20uH 20UH L106 VB835000 COIL FL05RD200AT 20uH 2 0 U 01 L106 VT27920R COIL FLSR200QN 20uH 24 2 0 ulj 01 LD701 WM279800 LED BL B6141K FP11 AT L E D PERFORMANCE ASSISTANT 01 LD702 WM279800 LED BL B6141K FP11 AT L E D EASY SONG ARRANGER 01 LD703 WM279700 LED BL B6141K FP8 5 AT L E D ARPEGGIO ON OFF 01 LD801 WC76220R LED BL BJ33VIX AV FZ01 L E D soNG LD802 WC76220R LED BL BUS3VIX AV FZ01 L E D STYLE LD803 WC76220R LED BL BUS3VIX AV FZ01 L E D MUSIC DATABASE LD804 WC76220R LED BL BJ33VIX AV FZ01 L E D VOICE R101 HF455120 CARBON RESISTOR 120 0 1 4 J AX TP v 01 New Parts RANK Japan only 13 PSR E423 ENC JACK MVR PNL PNR PSW TW VRPB and 61H MK REFNO PART NO DESCRIPTION F REMARKS RANK R101 V2548100 CARBON RESISTOR 120 0 1 6 26TP RIT 01 R102 HF455120 CARBON RESISTOR 120 0 1 4 J AX TP 01 R102 V2548100 CARBON RESISTOR 120 0 1 6 26TP E KW J 01 R103 HF455330 CARBON RESISTOR 330 0 1 4 J AX TP X gt HW 01 R103 V254860R CARBON RESISTOR 330 0 1 6 26TP h X gt E Hh R104 HF455330 CARBON RESISTOR 330 0 1 4 J AX TP 01 R104 V254860R CARBON RESISTOR 330 0 1 6 26TP
51. 1 1 Time required About 2 minutes 1 1 Remove the six 6 screws marked 80A two 2 screws marked 90 and two 2 screws marked 100A The lower case assembly can then be removed Fig 1 LOWER CASE ASSEMBLY Bottom view Assy 80A 100A 80A 100A 1804 E F o EE b o O o La I u s nr 90 LOWER KEY BED ASSEMBLY BATTERY LID ASSEMBLY 90 Ass y Assy _ Someone II I i SP GRILLE R ASSEMBLY ENCODER KNOB SP R Ass y VOLUME KNOB V SP GRILLE LASSEMBLY ROTARY KNOB SP LAssyy Flg 1 PSR E423 2 JACK Circuit Board Time required About 3 minutes 2 1 Remove the lower case assembly See procedure 1 2 2 Remove the connector assemblies TW soldered to the right and left TW circuit boards Fig 2 2 3 Remove the seven 7 screws marked 380A The JACK circuit board can then be removed Fig
52. 1 R211 HF45510R CARBON RESISTOR 100 0 1 4 J AX TP E KW 01 R211 V254800R CARBON RESISTOR 100 0 1 6 26TP R212 HF45510R CARBON RESISTOR 100 0 14JAX TP x E at 01 212 V254800R CARBON RESISTOR 100 0 1 6 26TP KW R219 JUMPER CABLE 0 55 TIN VA07890 R701 HF454820 CARBON RESISTOR 82 0 1 4 J AX TP oW 1 01 R701 V2547900 CARBON RESISTOR 82 0 1 6 26TP 01 R703 HF454820 CARBON RESISTOR 82 0 1 4 J AX TP 01 R703 V2547900 CARBON RESISTOR 82 0 1 6J 26TP HS 01 R705 HF454820 CARBON RESISTOR 82 0 1 4 J AX TP 1 01 R705 V2547900 CARBON RESISTOR 82 0 1 6 26TP 01 R801 HF454270 CARBON RESISTOR 27 0 1 4 J AX TP gt E KW 01 R801 V2547300 CARBON RESISTOR 27 0 1 6J 26TP 5 R803 HF454270 CARBON RESISTOR 27 0 1 4 J AX TP HB 01 R803 V2547300 CARBON RESISTOR 27 0 1 6 26TP RR R805 HF454270 CARBON RESISTOR 27 0 1 4 JAX TP 01 R805 V2547300 CARBON RESISTOR 27 0 1 6J 26TP X gt R807 HF454270 CARBON RESISTOR 27 0 1 4 J AX TP h E HB 1 01 R807 V2547300 CARBON RESISTOR 27 0 1 6 26TP 5 gt A SWt01 V966170R PUSH SWITCH SY16 32 4 U99S2 T 7 v 0 a S WISTANDBY ON 03 SW301 WG31840R TACT SWITCH SKRGAMDO10 7 M S
53. 101 WE19440R QUARTZ CRYSTAL UNIT 16 9344MHz HC 49S SM 7 01 X102 WR972800 RESONATOR CERAMIC 48MHz CSTCZ48MOX12R9 WS516500 CIRCUIT BOARD WS51610 X9190D0 WS516400 CIRCUIT BOARD JACK J WS51610 X9190D0 WS516600 CIRCUIT BOARD MVR M WS51610 X9190D0 WS516200 CIRCUIT BOARD PNL P WS51610 X9190D0 WS516300 CIRCUIT BOARD PNR P WS51610 X9190D0 WS516700 CIRCUIT BOARD PSW P WS51610 X9190D0 WS516900 CIRCUIT BOARD Tw T WS51610 X9190D0 WS516800 CIRCUIT BOARD WS51610 X9190D0 30 SILICON GREASE G 746 x x 0412125 30 SILICON GREASE X 113A G746 VA79810 50 WE774301 BIND HEAD TAPPING SCREW B 3 0X8 MFZN2W3 B D 01 60 JUMPER CABLE 0 55 TIN y VA07890 26 C101 UR837470 ELECTROLYTIC CAPACITOR 47 00 16 0V RX TP t gt 01 C101 V350840R ELECTROLYTIC CAPACITOR 47 00 16 0V TP a Hij 01 C102 UR837470 ELECTROLYTIC CAPACITOR 47 00 16 0V RX TP a gt i ot New Parts RANK Japan only 11 PSR E423 12 ENC JACK MVR PNL PNR PSW TW VRPB REFNO PART NO DESCRIPTION F REMARKS RANK C102 V350840R ELECTROLYTIC CAPACITOR 47 00 16 0V TP gt 3 JI 01 C105 FG651270 CERAMIC CAPACITOR 27P 50V J RX TP SL 01 C105 VR027500 CERAMIC CAPACITOR 27P 63V J FORMING and C106 FG651270 CERAMIC CAPACITOR 2
54. 16 BD 2 05 160 WJ974700 CUSHION PE 685X15X1 2 170 WH265000 CUSHION PE 332X8X1 4 L80 WH265100 CUSHION PE 176X8X1 4 190 VI104400 LEG HOLDER CH 3 L100 WE774301 BIND HEAD TAPPING SCREW B 3 0X8 MFZN2W3 p 7 o L110 CB829850 CORD HOLDER 8 34B E 03 New Parts RANK Japan only 7 PSR E423 lll KEYBOARD ASSEMBLY 16N C61 2M REFNO PART NO DESCRIPTION REMARKS RANK KEYBOARD ASSEMBLY 16N C 6 1 2 M PSR E423 KEYBOARD ASSEMBLY 16N C61 P2M 16N C61 2M WE12670 14 10 V3412600 WHITE KEYS 16N CEGB B C E G B 5 10 WB12520R WHITE KEY CEGB 16N CEGB C E G Bl 5 02 20 V3412700 WHITE KEYS 16LDFA B D F A 5 20 WB12530R WHITE KEY DFA 16LDFA p F A 5 02 30 V476030R WHITE KEY 16N C a ce 02 40 VZ27170R BLACK KEYS 16N Li LI 5 02 50 V3413601 RUBBER CONTACT 16N 2M OCT 2M 1 6 N 2 MIC1 B1 C2 B2 C3 B3 C4 B4 4 04 60 V747740R RUBBER CONTACT 16N 2M 13K 2M 1 6 N 2 M C5 C6 04 80 Vz303000 FELTL 11X827 WH 7 zx wok L 02 85 VZ302901 FELT U 3 0X5X836 WH 7 zw U 02 90 WAS2510R CUSHION SHEET 01 100 WE774301 BIND HEAD TAPPING SCREW B 3 0X8 MFZN2W3 B BIND 7 1 110 WH899400 BIND HEAD TAPPING SCREW P 3 0X12 MFZN2W3SP P 4 4 F B IND 13 01 120 WF49200R BIND HEAD TAPPING SCREW P 3 0X2
55. 2 2 B C210 FG65210R CERAMIC CAPACITOR 100P 50V J RX TP SL 01 C210 VRO02500R CERAMIC CAPACITOR 100PG3VKFORMING 2 2 B C210 VR02820R CERAMIC CAPACITOR 100P 68VJFORMING e S L C211 FG65210R CERAMIC CAPACITOR 100P 50V J RX TP SL 01 C211 VR02500R CERAMIC CAPACITOR 100P 63VKFORMING 5 2 B C211 VR02820R CERAMIC CAPACITOR 100 63VJFORMING 2 S L C212 UR837470 ELECTROLYTIC CAPACITOR 47 00 16 0V RX TP r MBA 01 C212 V850840R ELECTROLYTIC CAPACITOR 47 00 16 0V TP T7 dI 01 C213 UR837470 ELECTROLYTIC CAPACITOR 47 00 16 0V RX TP 4o gt 01 C213 V350840R ELECTROLYTIC CAPACITOR 47 00 16 0V TP x 01 C214 UR838100 ELECTROLYTIC CAPACITOR 100 00 16 0V RX TP Jt E a gt 01 216 UR838100 ELECTROLYTIC CAPACITOR 100 00 16 0V RX TP a gt 01 C214 V350850R ELECTROLYTIC CAPACITOR 100 00 16 0V TP a 27 216 V350850R ELECTROLYTIC CAPACITOR 100 00 16 0V TP LEES er C217 V551560R POLYESTER FILM CAPACITOR 0 1500 50V J C217 VE326200 MONOLITHIC POLYESTER F CAP 0 15 50V J RX TP C217 VR168500 MONOLITHIC POLYESTER F CAP ECQ V1H154JL3 01 C218 V551560R POLYESTER FILM CAPACITOR 0 1500 50V J C218 VE326200 MONOLITHIC POLYESTER CAP 0 15 50V J RX TP
56. 232600 CONNECTOR ASSEMBLY MK 7P M K 3 amp 01 60 CB043753 RUBBER FOOT BLACK T16 d M 05 70 WD87920R SPRING TERMINAL BRN A 01 80 WD87930R SPRING TERMINAL B B 01 90 WD87940R SPRING TERMINAL C c o 100 WD87970R SPRING TERMINAL D BR D 2 o 110 WD896800 NONWOVEN FABRIC CLOTH Li 2 o 120 CONNECTOR ASSEMBLY BATT XH3P RED BLACK B T T X WM23410 150 FILAMENT FILAMENT 12mmX50mm WG47940 2 160 WH347400 NONWOVEN FABRIC CLOTH 3 New Parts RANK Japan only LOWER CASE ASSEMBLY Ass y 10 LOWER CASE SUB ASSEMBLY Aesy PSR E423 REFNO PART NO DESCRIPTION REMARKS Gr RANK LOWER CASE ASSEMBLY y PSR E423 LOWER CASE ASSEMBLY y WT65080 10 WM170500 LOWER CASE SUB ASSEMBLY y 10 20 YA952A00 LOUD SPEAKER 12 0cm 4 ohm 6W WOOFER 2 30 CONNECTOR ASSEMBLY SP 4P L 450 WM23400 40 WE98120R BIND HEAD TAPPING SCREW B 4 0X12 MFZN2W3 D o 70 VA126101 FILAMENT 12X50 7 2 01 70 WB793800 PET TAPE MY7 12X50 27 2 WM170500 LOWER CASE SUB ASSEMBLY y 10 L10 WM143400 LOWER CASE R R L20 WM171000 SP BOX L ASSEMBLY L 05 130 WM171100 SP BOX R ASSEMBLY R 05 L40 WE98740R BIND HEAD TAPPING SCREW B 3 0X12 MFZN2W3 D 20 01 L50 CB043753 RUBBER FOOT BLACK T
57. 48 DO 34 4 01 804 VV43780R DIODE 1N4148 DO 34 01 EC501 VU48130R ENCODER REBIGI PVB ISFHINA 1 6 I a 4 CATEGORY 03 1 201 X5887A0R IC BASOBCOT REGULATOR 5V IC202 XV771A00 IC BA5417 1 C POWER AMP 5W 2ch 03 J101 JUMPER CABLE 0 55 TIN VA07890 104 JUMPER CABLE 0 55 TIN 8 VA07890 J201 JUMPER CABLE 0 55 TIN 8 VA07890 J202 JUMPER CABLE 0 55 TIN 8 VA07890 J205 JUMPER CABLE 0 55 TIN 8 VA07890 JK101 LB302260 CONNECTOR HEC0470 01 630 25 po 02 JK101 V655760R CONNECTOR HTJ 020 05AZ 7 5 04 JK102 LB101870 CONNECTOR JACK YKB21 5006 PHONESIOUTEUT 03 JK102 VV943300 CONNECTOR HTJO64 04A 02 JK103 VC68750R CONNECTOR JACK YKB21 5014 8 SUSTAIN 01 JK103 WE24520R CONNECTOR Y 6314 01 020 R JK104 V6802600 CONNECTOR USB 4P SE U S B luss 02 JK104 WR890200 CONNECTOR KM13200074 4P SE USB K201 V5614000 HEAT SINK L101 V763440R COIL BD FL20 03 20uH 24 20UH 103 V763440R COIL BD FL20 03 20uH 20UH L101 VB835000 COIL FL05RD200AT 20uH 2 0 U 01 103 VB835000 COIL FLO5RD200AT 20uH 2 0 U 01 L101 VT27920R COIL FL5R200QN 20uH 2 0 U 01 103 VT27920R COIL FLSR200QN 20uH 2 0 UI 01 L105 V763440R COIL BD FL20 03 20uH 24 20UH L105 VB835000 COIL FLOSRD200AT 20uH 24 2
58. 6 1 Remove the white and black keys from C4 to See 1562 100D 3 110B 5 Fig 12 and Procedure 15 3 61H 13 15 6 2 Remove the three 3 screws marked 100D and five 5 61H 14 screws marked 110B The circuit board 61H MK can 61H 1 8 then be removed Fig 13 14 When installing the circuit board 61H MK tighten the screws 1 through 8 in numerical order as shown in the figure 61H MK in Fig 14 Fig 14 16 16 How to Remove Spring Terminals 16 1 Spring Terminal A and Spring Terminal B Time required About 4 minutes each 16 1 1 Remove the lower case assembly See procedure 1 16 1 2 Remove the lower key bed assembly See procedure 10 16 1 3 Remove the white and black keys from to B2 See Fig 12 and Procedure 15 3 16 1 4 Remove the connector assembly BATT soldered to the spring terminal A and spring terminal B Photo 3 16 1 5 Reverse the lower key bed assembly and remove the battery cover assembly Fig 1 16 1 6 Lift the spring terminal A a little and slide it in the upper right direction to remove it Fig 15 16 1 7 Remove the hook for the spring terminal B to pull it out from inside Fig 15 16 2 Spring Terminal C and Spring Terminal D Time required About 1 minute
59. 7 50 J RX TP SL 1 01 C106 VR027500 CERAMIC CAPACITOR 27P 63V J FORMING cs 3 os C201 V3773100 ELECTROLYTIC CAPACITOR 4700 0 25 0V FORM T eu C201 VK373000 ELECTROLYTIC CAPACITOR 4700 25 0V TATEJI 3 a gt C202 UR867100 ELECTROLYTIC CAPACITOR 10 00 50 0V RX TP 3 a gt 01 C202 V3512300 ELECTROLYTIC CAPACITOR 10 00 50 0V TP r a Sf C203 VC69480R SEMICONDUCTOR CERAMIC CAP 0 1000 25V Z TATET 01 C208 VM902400 SEMICONDUCTOR CERAMIC CAP 0 1000 25V Z FORM 01 C204 VC69480R SEMICONDUCTOR CERAMIC CAP 0 1000 25V Z TATET 01 C204 VM902400 SEMICONDUCTOR CERAMIC CAP 0 1000 25V Z FORM 01 C205 UR828220 ELECTROLYTIC CAPACITOR 220 00 10 0V RX TP amp 02 3 1 01 C205 V350740R ELECTROLYTIC CAPACITOR 220 00 10 0V TP wR a 01 C206 UR866100 ELECTROLYTIC CAPACITOR 1 0050 0V RX TP 1 01 C206 V351190R ELECTROLYTIC CAPACITOR 1 00 50 0V TP xj C207 FG61247R CERAMIC CAPACITOR 470P 50V K RX TP B j 01 C207 VRO2580R CERAMIC CAPACITOR 470P63VKFORMING t 2 B C208 UR866100 ELECTROLYTIC CAPACITOR 1 00 50 0V RX TP To Ax 01 C208 3511908 ELECTROLYTIC CAPACITOR 1 00 50 0V TP d om C209 FG61247R CERAMIC CAPACITOR 470P 50V K RX TP B 01 C209 VR02580R CERAMIC CAPACITOR 470P 63VKFORMING t
60. 878100 CONNECTOR 510483P TE 01 CN501 VZ34160R CONNECTOR 51048 3P TE CN601 VI878300 CONNECTOR 51048 5P TE 1 01 CN601 VZ34170R CONNECTOR 51048 5P TE CN801 VI87940R CONNECTOR 51048 16P TE 1 01 CN801 VY66910R CONNECTOR 51048 16P TE CN802 VK024700 CONNECTOR 52147 3P TE 01 D101 VV73140R DIODE 2A02 05 X0 4 Kl 01 D101 WV008800 DIODE 2A02 A0 TE 52 4 D102 WB88090R DIODE 10EDA40 TA1B2 26 4 1 0102 WR195300 DIODE 1D426 4 KIS D103 WB88090R DIODE 10EDA40 TA1B2 26 01 D103 WR195300 DIODE 1D4 26 3 4d 0701 VB941200 DIODE 1ssi33 issi76Te s KI 01 708 VB941200 DIODE 199183498176 TE5 4 01 0701 VD631600 DIODE 189133 176 HSS104 4 01 708 VD631600 DIODE 189133 176 HSS104 d 01 0701 VV43780R DIODE 1N4148 DO 34 01 703 VV43780R DIODE 1N4148 DO 34 01 D801 VB941200 DIODE 1SS133 1SS176TE5 01 804 VB941200 DIODE 1SS133 1SS176TE5 4 01 0801 VD631600 DIODE 18S133 176 HSS104 4 01 804 VD631600 DIODE 189133 176 HSS104 3 of 01 D801 VV43780R DIODE 1N41
61. A size LR6 or equivalent batteries JK104 SUSTAIN JK103 CN103 4P Ill WARNING Components having special characteristics are marked N and must be replaced with parts having specification equal to those originally installed W E PSR E423 BLOCK DIAGRAM
62. C 4 56 Rotary Knob A Knob1C 27 TENKEY 3 Tenkey 3 D4 57 Rotary Knob B Knob2 Lo 28 TENKEY 4 Tenkey 4 D 4 58 Rotary Knob B Knob2 Hi F 6 29 TENKEY 5 Tenkey 5 E4 59 Rotary Knob B Knob2C 30 TENKEY 6 Tenkey 6 F4 PSR E423 52 Factory Set 1 AC PA 3C PA 130 PA 130A 2 3 JISC PHONES OUTPUT 33 Q 1 M Q 3 FC 5 USB 2 C 2 F2 G 2 STANDBY ON F2 en M 1 LCD TEST 2
63. C CLOTH o 440 CUSHION 120X5X5 7 WM16930 2 450 CB829850 CORD HOLDER S 34B E 2 460 CB81751R CLIP WIRE S 14B E S 14 03 500 CONNECTOR ASSEMBLY USB 5P u WM45500 500a Vs12290R DATA LINE FILTER NFT25 06 590 ANTIVIBRATION L L WU83350 600 ANTIVIBRATION R R WU83360 LCD UNIT WTe5120 LU10 WT651300 BACK LIGHT ASSEMBLY y LU20 WC56820R LCD FRAME L 01 LU30 WT651400 LCD DISPLAY 982 441 4218 1 LU40 V783800R RUBBER CONNECTOR ZTT 710 a h 2 LU40 WP352300 RUBBER CONNECTOR d j 2 LU50 WE98740R BIND HEAD TAPPING SCREW B 3 0X12 MFZN2W3 B D 1060 WS193900 CIRCUIT BOARD DMLCD D LU7O CONNECTOR ASSEMBLY BL 2P L 70 B WC60260 LU110 V867130R LCD HOLDER L _ 01 LU130 V7068700 NONWOVEN FABRIC CLOT 5X8 2 New Parts RANK Japan only 5 PSR E423 lll LOWER KEY BED ASSEMBLY Ass y KEYBOARD ASSEMBLY See page 8 A6N C61 2M88048 REFNO PART NO DESCRIPTION REMARKS RANK LOWER KEY BED ASSEMBLY TAC ZXR ASS PSR E423 WM164300 LOWER KEY BED ASSEMBLY T AHAss y 10 WD83950R LOWER CASE F F 08 20 KEYBOARD ASSEMBLY 16N C61 P2M 16N C61 2M WE12670 14 30 WM232300 CONNECTOR ASSEMBLY 12 M K 1 RB 02 40 WM232500 CONNECTOR ASSEMBLY 2 K 2 B 01 50 WM
64. C JCVT2G 1 c jeverew RESET 01 IC102 X5888A0R IC BD45365G 01 IC201 YC000100 IC MR27V12852L 12WTAO C P2ROM 128M IC202 X2590C00 IC W9816G6IH 7 C SDRAM 16M IC202 X5217B00 IC IS42S16100E 7TL c IC202 X5693B00 IC M12L16161A 7TG c IC204 X3042E00 IC MX29LV160DBTI 70G 1 C FLASH ROM 16M IC204 X8950B00 IC EN29LV160BB 70TIP c IC204 X9600B00 IC F49L160BA 70TG2N c IC301 X3148A0R IC NT3881DFG 01 i c ye DRIVER 05 IC301 XZ987A0R IC ML9040A B01GAZ03A 1 cj 05 1501 X6040A01 IC AKA3BSET DAC 1 502 YA326A00 IC BA4580RF E2 OP AMP 01 1 601 YA325A00 IC BD33KASFP E2 REGULATOR 3 3V 02 IC602 YA933A00 IC RP102N181D TR F REGULATOR 1 8 1301 WK139000 CHIP INDUCTANCE 600 BK1005HM601T 01 1801 WE863900 COIL INDUCTANCE CHIP DLP11SN900HL2L 1 01 R101 RD457100 CARBON RESISTOR CHIP 10 0K 63M J RECT Foy 7 01 R103 RD457100 CARBON RESISTOR CHIP 10 0K 63M J RECT v 7 HW 01 105 RD457100 CARBON RESISTOR CHIP 10 0K 63M J RECT 7 E K 01 R106 0459100 CARBON RESISTOR CHIP 1 0M 63M J RECT Foy 7 01 R107 RD45547R CARBON RESISTOR CHIP 470 0 63M J RECT Foy 7 01 R108 RD457100 CARBON RESISTOR CHIP 10 0K 63M J RECT Foy 7 oR 01 111 RD457100 CARBON RESISTOR CHIP 10 0K 63M J RECT Foy 7 01 R112 RD455100 CARBON R
65. C1 2001057218 J 2 U PB PITCH BEND N MVR to LCD BACK LIGHT x d JE E z ER z z amp 5 d 5 amp 1 VOLUME 28CC1 2001057218 28cc1 2001057218 flre TECE B i E e dre dro ded fed 10 i 10 28CC1 8822437 28CC1 2001057218 gt o n nTTa VR 200 x1 E i 61L MK D S EE C1 B3 XX Not installed REH pi Note See parts list for details of circuit board component parts 11 LIVE B Fe 11 CONTROL E de n E WARNING eee Components having special characteristics are marked and must be replaced with parts having specification equal to those originally installed ASSIGN 1 Het eror Hon ch 4 Li 28CC1 2001057218 28CC1 8822436 J 12 FF rl H V ee gt n s lt A AP T H V gt 12 PSR E423 PSR E423 A B C D E F G H I J K L M N O P Q
66. C201 3P 135 142 PA 3 3D gt 56 68 74 112 151 CPU 8 uy s z S POWER AMP SD0 SYSCK IC102 5P SWLO1U 3637 3940 BCLKWCLK DAC 9 BUFFER S EE BA5417 RESET 1 liso IC101 176P gt 24bit LPF 3 6V 50ms 1C501 IC502 8P I Rb e amp FW 16 9344MHz 16P fc 34kHz S le Crystal SMD 49 21 22 MASTER lt I F Tolerance 00PPM a 5 101 VOLUME BPs 192155 LDQM UDOM RCLK CS4 o 7172 61 60 595849 41 656675 1 woy ee x CN202 4 mu wera K n 17 E Tolerances0 15 wars waor ao CASN WAN TCN108 4P H X102 2 MD00 15 MD00 15 w sap PSW amp P2ROM FLAsH pRAM A swiot 2 ROM 16M D STANDBY ON s a 2 WAVE 16M m 4 amp 8 IC204 IC202 E mms E a E SI Ge vem VRPB z 9 2 2 PITCH BEND ES 28CA1 2001057213 4 CN802 PITBEND VR401 G H PSR E423 JACK a SPEAKERL 8 WOOFER 40 12cm amp N 1 1 SPEAKER L 2 TWEETER 1 L FW Ex 1 TWEETER s Le 5 s SPEAKER R i 8 WOOFER gt 4Q 12cm T PHONES OUTPUT z JK102 12V AC adaptor PA 3C PA 130 PA 130A JK101 BATTERY 1 5V x 6 A
67. CHIP 1 0K 63M J RECT Foy 7 01 R517 RD45615R CARBON RESISTOR CHIP 1 5K 63M J Foy 7 f 01 R701 RD45747R CARBON RESISTOR CHIP 47 0K 63M J RECT Foy 7 01 708 RD45747R CARBON RESISTOR CHIP 47 0K 63M J RECT Foy 7 f 01 R709 RD456100 CARBON RESISTOR CHIP 1 0K 63M J RECT Foy 7 01 711 RD456100 CARBON RESISTOR CHIP 1 0K 63M J RECT Foy 7 Hf 01 R712 RD45000R CARBON RESISTOR CHIP 0 00 63M J RECT v 7 01 714 RD45000R CARBON RESISTOR CHIP 0 00 63M J RECT Foy 7 1 R801 RD45000R CARBON RESISTOR CHIP 0 00 63M J RECT 7 hA 01 R802 RD45000R CARBON RESISTOR CHIP 0 00 63M J RECT Foy 7 E 01 R803 RD456100 CARBON RESISTOR CHIP 1 0K 63M J RECT v 7 01 R804 RD45000R CARBON RESISTOR CHIP 0 00 63M J RECT Foy 7 f 01 R805 RD45000R CARBON RESISTOR CHIP 0 00 63M J RECT Foy f 01 R807 RD45747R CARBON RESISTOR CHIP 47 0K 63M J RECT v 7 01 R808 RD45615R CARBON RESISTOR CHIP 1 5K 63M J v 7 01 R809 RD457100 CARBON RESISTOR CHIP 10 0K 63M J RECT Foy 7 01 R810 RD456100 CARBON RESISTOR CHIP 1 0K 63M J Foy 7 Hf 01 R811 RD45612R CARBON RESISTOR CHIP 1 2K 63M J v 7 HY 01 R814 RD457100 CARBON RESISTOR CHIP 10 0K 63M J RECT v 7 01 R815 RD45747R CARBON RESISTOR CHIP 47 0K 63M J RECT v 7 01 R816 RD456220 CARBON R
68. DC LSI LCDC RS PG2 Hi Lo EN PFO Hi Lo FLASH DataFlash IC202 SDRAM DataFlash CS1 SMA SDRAM 54 SIO SIO A D Sw LED LCD CPU ROM RAM PEO Lo OS USB IC SW LED ON 594 lo 100ms YAMAHA TEST D MA Ay gt RE Bl lt D Pce 7 PEO 1 3 5 6 PJ0 4 PJ6 ADSP TG 36 USB to HOST PC PARTS LIST E CONTENTS HX OVERALL ASSEMBLY R UPPER CASE ASSEMBLY Ass y LOWER KEY BED ASSEMBLY
69. ECT F 01 C105 UFO1747R ELECTROLYTIC CAPACITOR 4763V 01 C106 US635100 CERAMIC CAPACITOR CHIP 0 100 16V Z RECT F 01 112 US635100 CERAMIC CAPACITOR CHIP 0 100 16V Z RECT F 01 C113 UFO1747R ELECTROLYTIC CAPACITOR 476 3V 01 114 US635100 CERAMIC CAPACITOR CHIP 0 100 16V Z RECT F 01 118 US635100 CERAMIC CAPACITOR CHIP 0 100 16V Z RECT F 01 119 US662100 CERAMIC CAPACITOR CHIP 100P 50V J RECT CH C201 US635100 CERAMIC CAPACITOR CHIP 0 100 16V Z RECT F 01 217 US635100 CERAMIC CAPACITOR CHIP 0 100 16V Z RECT F 01 C301 US635100 CERAMIC CAPACITOR CHIP 0 100 16V Z RECT F 01 304 US635100 CERAMIC CAPACITOR CHIP 0 100 16V Z RECT F 01 C305 UF037100 ELECTROLYTICCAPACITOR 1016V 01 C401 US662100 CERAMIC CAPACITOR CHIP 100P 50V J RECT CH 412 US662100 CERAMIC CAPACITOR CHIP 100P 50 J RECT CH C418 US662220 CERAMIC CAPACITOR CHIP 220P 50V K RECT B 01 418 US662220 CERAMIC CAPACITOR CHIP 220P 50V RECT B 01 C419 US662100 CERAMIC CAPACITOR CHIP 100P 50V J
70. ESISTOR CHIP 100 0 63M J RECT Foy 7 01 114 RD455100 CARBON RESISTOR CHIP 100 0 63M J RECT v 7 01 R115 RD45522R CARBON RESISTOR CHIP 220 0 63M J RECT v 7 01 R116 RD45747R CARBON RESISTOR CHIP 47 0K 63M J RECT v 7 KR 01 119 RD45747R CARBON RESISTOR CHIP 47 0K 63M J RECT 7 HW 01 R120 RD457100 CARBON RESISTOR 10 0K 63M J RECT 7 01 R121 RD458470 CARBON RESISTOR CHIP 470 0K 63M J v 7 128 RD458470 CARBON RESISTOR CHIP 470 0K 63M J RECT Foy 7 R124 RD454220 CARBON RESISTOR CHIP 22 0 63M J RECT Foy 7 01 R125 RD454220 CARBON RESISTOR CHIP 22 0 63M J RECT Foy 7 B 01 R126 RD45000R CARBON RESISTOR CHIP 0 00 63M J RECT v 7 01 R127 RD459100 CARBON RESISTOR CHIP 1 0M 63M J RECT Foy 7 01 R128 RD45515R CARBON RESISTOR CHIP 150 0 63M J RECT v 7 01 R130 RD455100 CARBON RESISTOR CHIP 100 0 63M J RECT v 7 01 R131 90457100 CARBON RESISTOR CHIP 10 0K 63M J RECT 7 01 R132 RD45747R CARBON RESISTOR CHIP 47 0K 63M J RECT 7 WA 01 R133 RD458470 CARBON RESISTOR CHIP 470 0K 63M J RECT v 7 KR R135 RD458470 CARBON RESISTOR CHIP 470 0K 63M J RECT Foy 7 R136 RD458470 CARBON RESISTOR CHIP 470 0K 63M J RECT Foy 7 R201 RD457100 CARBON RESISTOR CHIP 10 0K 63M J RECT Foy 7 amp 01 R208 RD457100
71. ESISTOR CHIP 2 2K 63M J RECT Foy 7 01 R817 RD456270 CARBON RESISTOR CHIP 2 7K 63M J RECT Foy 7 01 R818 RD457100 CARBON RESISTOR CHIP 10 0K 63M J RECT Foy 7 f 01 R819 RD456100 CARBON RESISTOR CHIP 1 0K 63M J RECT v 7 01 R820 RD45747R CARBON RESISTOR CHIP 47 0K 63M J RECT Foy 7 01 RA101 WH213400 RESISTOR ARRAY 47KX4 E T v 01 104 WH213400 RESISTOR ARRAY 47KX4 E H L 01 RA401 WH209400 RESISTOR ARRAY 1 0K X 4 E OW T v ft 403 WH209400 RESISTOR ARRAY 1 0K X 4 L f RA404 WH213400 RESISTOR ARRAY 47KX4 T L f 01 406 WH213400 RESISTOR ARRAY ATKXA E T 01 RA407 WH207000 RESISTOR ARRAY 100X4 E T L 01 409 WH207000 RESISTOR ARRAY 100 X 4 E T L f 01 RA701 WH209400 RESISTOR ARRAY 1 0K X 4 E T L RA702 WH209400 RESISTOR ARRAY 1 0K X 4 E T L RA703 WH213400 RESISTOR ARRAY 47KX4 E T L f 01 RA704 WH213400 RESISTOR ARRAY 47KX4 amp Hh T v o4 01 TH301 V9140600 THERMISTOR ERTJ1VT152J 1 5K TR701 WB12320R TRANSISTOR ARRAY IMB10AT110 05 704 WB12320R TRANSISTOR ARRAY IMB10AT110 05 TR705 VY67760R DIGITAL TRANSISTOR DTC123JKA TP 01 TR801 VV556500 TRANSISTOR 2SA1037AK QRISTP 01 TR802 VV556400 TRANSISTOR 2SC2412K Q R S TP 01 TR803 VV556400 TRANSISTOR 2SC2412K QR S TP a 01 TR804 VV556500 TRANSISTOR 2SA1037AK Q R STP F 01 X
72. PSR E423 Z 7 m m STYLE CONTROL IACMP ON OFF button INTRO ENDING rit button MAIN AUTO FILL button SYNC STOP button SYNC START button START STOP button 1 Rear Panel F t Dial CATEGORY 4 and buttons SONG button STYLE button MUSIC DATABASE button VOICE button Number buttons 0 9 and buttons 0 9 PORTABLE GRAND butto
73. RECT CH C420 US662220 CERAMIC CAPACITOR CHIP 220P 50V K RECT B 01 423 US662220 CERAMIC CAPACITOR CHIP 220P 50V K RECT B 01 C426 US662100 CERAMIC CAPACITOR CHIP 100P 50V J RECT CH C501 US635100 CERAMIC CAPACITOR CHIP 0 100 16V Z RECT F 01 C502 UF037100 ELECTROLYTIC CAPACITOR 1016V 01 C504 US634100 CERAMIC CAPACITOR CHIP 0 010 16V K RECT B 01 C505 US634100 CERAMIC CAPACITOR CHIP 0 010 16V K RECT B 01 C506 US663270 CERAMIC CAPACITOR CHIP 2700P 50V K RECT B 509 US663270 CERAMIC CAPACITOR CHIP 2700P 50 RECT B C510 UF06610R ELECTROLYTIC CAPACITOR 1 50 01 C511 UF06610R ELECTROLYTIC CAPACITOR 150V 01 C512 UFO2810R ELECTROLYTIC CAPACITOR 100 10V 01 C518 US635100 CERAMIC CAPACITOR CHIP 0 100 16V Z RECT F 01 518 US635100 CERAMIC CAPACITOR CHIP 0 100 16V Z RECT F 01 C601 UFO1747R ELECTROLYTIC CAPACITOR 4763V 01 C602 US635100 CERAMIC CAPACITOR CHIP 0 100 16V Z RECT F 01 C603 US046100 CERAMIC CAPACITOR CHIP 1 00 25V K RECT
74. RMINALD D SPRING TERMINALB BARRA B Fig 15 15 SPRING TERMINAL C D SPRING TERMINAL C Wieso C Fig 16 16 17 PSR E423 E LSI PIN DESCRIPTION LSI AK4385ET X6040A01 DAC Digital to Analog Converter ML9040A B01GAZ03A XZ987A0R LCD DRIVER NT3881DFG 01 X3148A0R LCD DRIVER SWLO1U YA876A00 CPU 18 NT3881DFG 01 X3148A0R LCD DRIVER e ML9040A B01GAZ03A XZ987A0R LCD DRIVER DMLCD IC301 PIN PIN NO NAME vo FUNCTION NO NAME vo FUNCTION 1 522 o 4 pg o 2 51 o 42 DB3 IO 3 520 43 UO 4 519 o 44 DBs f Dalainterface 5 s18 O 45 DB6 IO 6 517 o 46 087 10 J 7 516 47 0 5 8 515 O 48 C2 o 9 514 O 49 cs o 10 S13 O 50 C4 o s2 o Segment signal output for LCD 51 cs o 12 SH o driving 52 ce o 13 so O 53 c7 o 14 se o 54 C8 Common signal output for LCD 15 S8 o 55 ce o driving 16 57 o 56 cio o 17 se o 57 o 18 S5 o 58 c12 O 19 s4 o 59 O 200 s3 o eo c14 o 21 S2 o 61 c15 O 22 8 o 62 ce o J 23 Vss Ground 63 540 o 24 OSC1 Oscillator 64 539 O 25 osc2 0 Oscillator 65 538 O 26 V1 66 S37 o 27 v2 67 S36 o 28 v3 Power supply 68 S35 29 v4 69 s34 30 v5 3 70 33 O 31 ci o Data latch cl
75. SONG ARRANGER FUNCTION LESSON START WAITING YOUR TEMPO MINUS ONE METRONOME TEMPO TAP 90 WT501000 PN SWITCH x7 P N A 4 v REC 1 2 3 4 5 4 100 WT501100 PN SWITCH x2 P N ZA v ARPEGGIO ONOFFTYPE 110 WT501200 PN SWITCH x6 P N X v SONGCONTROLC u 120 WT501300 PN SWITCH x4 P N X v PORTABLE GRANDREGIST MEMORY MEMORY BANK 1 2 130 WT501400 PN SWITCH x4 P N X v VOICE CONTROL SPLIT DUAL HARMONYTOUCH 140 WTso1500 PN SWITCH 1 P N 4 v LIVECONTROLASSIGN 200 WS516200 CIRCUIT BOARD PNL PIN CES S 210 WS516300 CIRCUIT BOARD PNR PN R 220 WS516400 CIRCUIT BOARD JACK JACK 230 WS516700 CIRCUIT BOARD Psw Ss W 240 WS516600 CIRCUIT BOARD MVR MV B 250 WS516500 CIRCUIT BOARD ENC EN C 260 WS516900 CIRCUIT BOARD TW T w 2 270 WS516800 CIRCUIT BOARD VRPB VR 300 LCD UNIT WT65120 310 VY79310R WHEEL ASSEMBLY y PITCH BEND 04 310a VY75080R WHEEL 03 310a V 750810 WHEEL w L l 310b VT44010R SPRING 03 330 TX920280 GREASE G 31KA 50g VE96850 38 370 WD365700 SPONGE 27 2 o1 380 WE774301 BIND HEAD TAPPING SCREW B 3 0X8 MFZN2W3 B p 59 01 385 WE98740R BIND HEAD TAPPING SCREW B 3 0X12 MFZN2W3 B D 01 390 VA126101 FILAMENT TAPE 12X50 7 7 01 390 WB793800 PET TAPE MY7 12X50 P 430 WG818300 NONWOVEN FABRI
76. START STOP C3 Off C4 LCD PD1 OK 33 PBChk PITCH BEND DW C3 033 UP C4 LCD PB OK 35 MIDI Chk USB Host PC USB PC 035 C4 LCD MIDI OK 47 Rom Chk2 CPU ROM 047 LCD Rom OK 25 48 Ram Chk2 CPU RAM 048 LCD Ram OK 49 FRomChk2 CPU FROM 049 LCD FRom OK
77. TENKEY 1 Tenkey 1 C4 55 A Knob Hi Fe 26 TENKEY 2 Tenkey 2 56 A Knob1 C 27 TENKEY 3 Tenkey 3 D4 57 B Knob2 Lo 28 TENKEY 4 Tenkey 4 D 4 58 B Knob Hi F 6 29 TENKEY 5 Tenkey 5 E4 59 B Knob2C 30 TENKEY 6 Tenkey 6 F4 31 PSR E423 32 E INITIALIZATION This function erases all backup data in the instruments flash memory and restores the initial default settings The following initialization procedures are provided Backup Clear To clear data backed up to the internal flash memory panel user setting registration memory user songs style file 166 turn the power on by pressing the 05 STANDBY ON switch while holding the highest white key on the keyboard The backed up data will be erased and the default values restored 1 Cj Initialization does not delete the files transferred from the computer If you want to delete the files see Deleting Files below Deleting Files To clear song and style files that have been transferred to the internal flash memory from a computer turn the power on by pressing the 05 STANDBY ON switch while simultane ously holding the highest white key on the keyboard and the three highest black keys
78. TYPE SENSE SPEAKER R 3 1 d i il i WOOFER 3 NSR 1 SPEAKER R eR TWEETER HRE a I Eso Cb sri Law sons 28CC1 2001057218 me 1 EG Be tepe n vorce H EAA oe pen 34 4 i EB ca EN 4 SYSTEM RESET etd t 1 Zo 1 F P2ROM128M z sa We MATT 5 u 5 ai sate He Ehe mug CPU E REGULATOR 3 3V 1 A z E me SWLO1U pera r DEMO BGM PERFORMANCE EASY SONG FUNCTION LESSONSTART LESSONSTART LESSON START METRONOME ho Tenet mag ma i ASSISTANT ARRANGER WATTING YOURTEMPO MINUS ONE aorte H pr a xc ES L ee amp E P E op E E E p E m ssl TEMPO TP SONG SONG SONG SONG SONG SONG SONG hene wol ia MEMORY MEMORY 1 MEMORY 2 MEMORY 3 MEMORY 4 MEMORY 5 MEMORY A x SET REC CLEAR SEND EZ RE mounting RES 6 ES _ ser ET os mu S S 6 Mx 9LV 128D8T2C 900 ARPEGGIO ARPEGGIO or 9 w PT _ f 1964 BSRoM MRe7V 12652 ONO TPE dore Stop sam STOP 8 D i B ew E eme anetacio 5 7 7 Bio t E ach 8 Ra 8 d 4 E f 28CC1 2001057217 REGULATOR 5V 1 eS ee da yee 3 A cds e d bur 8 51048 0400 E ENC E 3 D STANDBY ON or 262 0 7 CATEGORY E 28 1 2001057218 B e 9 1 E 9 4 s d I C4cC6 28C
79. UA E CONTENTS SPECIFICATIONS PANEL LAYOUT CIRCUIT BOARD LAYOUT amp WIRING amp DISASSEMBLY PROCEDURE LSI PIN DESCRIPTION LSI CIRCUIT BOARDS Products names are as follows xq TEST PROGRAM INITIALIZATION 32 For Japanese market BACKUP PORTATONE START UP SEQUENCE For overseas market PARTS LIST DIGITAL KEYBOARD BLOCK DIAGRAM M OVERALL CIRCUIT DIAGRAM PK 001846 HAMAMATSU JAPAN Copyright c Yamaha Corporation All rights reserved PDF DdH 10 02 PSR E423 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 WARNING Failure to follow appropriate service and safety procedures when servicing this product m
80. ard can then be removed Fig 2 ENC Circuit Board 6 ENC 3 Time required About 3 minutes 61 Pull out the encoder knob from the control panel as 7 1 Bd 7 shown in Fig 7 Fig 1 Fig 7 62 Ass y 1 Remove the lower case assembly See procedure 1 63 3800 4 ENC Remove the four 4 screws marked 3800 The ENC 2 circuit board can then be removed Fig 2 11 PSR E423 8 3 12 PSW Circuit Board Time required About 3 minutes Remove the lower case assembly See procedure 1 Remove the two 2 serews marked 380E The PSW circuit board can then be removed Fig 2 Pull out the push knob from the PSW circuit board Fig 8 VOLUME KNOB V Or Fig 6 6 TW Circuit Boards and Speakers Tweeters Time required About 3 minutes each Remove the lower case assembly See procedure 1 TW Circuit Board L and Speaker L Tweeter Remove the connector assembly TW and speaker cable soldered to the TW circuit board L and remove the two 2 screws marked 380F The TW circuit board L and speaker L tweeter can then be removed Fig 2 TW Circuit Board R and Speaker R Tweeter Remove the con
81. as follows TENKEY 1 Main Program Version Main TENKEY 2 Boot Program Version Boot sk TENKEY 3 Style Data Version Style TENKEY 4 Song Data Version Song TENKEY 5 Voice Paramater Version Param TENKEY 6 Wave Data Version Wave exe Pn m 2 Version The Main version is used as the version of ROM for management You have only to check the Main version as the Main version will change if the version of Boot Style Song Param Wave is changed 2 Mem1All Checks the ROM RAM and FROM connected to the CPU bus 002 When the result is OK test No 003 004 and 005 can be omitted 3 Rom Chk1 Checks the ROM connected to the CPU bus 003 Make sure that Rom OK is displayed on the LCD 4 Ram Chk1 Checks the RAM connected to the CPU bus 004 Make sure that Ram OK is displayed on the LCD 5 FRomChk1 Checks the FROM connected to the CPU bus 005 Make sure that FRom is displayed on the LCD 8 TG1 Chk Plays each key automatically in the order of scale auto scaling 32 notes from C2 to G4 will be played 008 Make sure that there is no abnormal sounds or noise When the auto scaling is finished TG1 End will be shown Press a key to play a sound Single note the key pressed first will be played PSR E423 TEST No LCD display Test descriptions judgin
82. ay result in personal injury destruction of expensive components and failure of the product to perform as specified For these reasons we advise all Yamaha product owners that all service required should be performed by an authorized Yamaha Retailer or the appointed service representative IMPORTANT This presentation or sale of this manual to any individual or firm does not constitute authorization certification recognition of any applicable technical capabilities or establish a principal agent relationship of any form The data provided is belived to be accurate and applicable to the unit s indicated on the cover The research engineering and service departments of Yamaha are continually striving to improve Yamaha products Modifications are therefore inevitable and changes in specification are subject to change without notice or obligation to retrofit Should any discrepancy appear to exist please contact the distributor s Service Division WARNING Static discharges can destroy expensive components Discharge any static electricity your body may have accumulated by grounding yourself to the ground bus in the unit heavy gauge black wires connect to this bus IMPORTANT Turn the unit OFF during disassembly and parts replacement Recheck all work before you apply power to the unit WARNING This product contains chemicals known to the State of California to cause cancer or birth defects or other reproductive harm DO NOT
83. d common with Core ground inside 122 MAoe O 35 wousvo o Word clock 1 Fs 44 1 kHz 123 maos O 36 PFO Output only port 124 maos 37 spot o Audio output data with EQ amp compressor 125 MAos spoo o SWLO1 equivalent output dataySelecion signal to the Keyboard 126 MAO2 39 o Bit clock 64Fs 127 o J 40 syscuKPes System clock 256Fs 384Fs 768Fs 128 CSINPGI O Chip select for area 3 SDUPH3 Serial audio input data 129 vs Digital Core ground 42 Vs Digital Core ground 130 CN Reset 43 IROONPHO 1 Interrupt input 111 vss Digital Core ground 4 Nc 13220 nc 45 Nc 133 NC gt Connection to the GND 48 NG Connection to the GND aa 4 Nc J 135 pao uo 1 48 ITxpoPG4 Serial port F 136 Pai vo 49 RXDOPH4 Serial port VF 137 PA2 vO 50 TxD1 PG2 Serial port 138 Pas vO 51 RXD1 PH1 Serial port F 139 Pas vo 82 SCLKVPH2 Serial port VF 140 PAS vO 5 Fixed L when USB is in use Fixed when notin use 141 Pas vO 54 Vo Digital Core power supply 142 PA7 UO 5 vss 3 Digital Core ground 143 Peo Universal VO port 56 AV Analog power supply 14 PBI vO 57 Ave ADC reference 145 PB2 vO 58 AND 1 gt 146 PBS vo 59 147 UO so ane 1 148 PB5 vo 8 ANS 149 PBe vo 82
84. d on the LCD 47 Rom Chk2 Checks the ROM connected to the CPU bus 047 Make sure that Rom is displayed on the LCD It will take about 25 seconds for the check 48 Ram Chk2 Checks the RAM connected to the CPU bus 048 Make sure that Ram OK is displayed on the LCD 49 FRomChk2 Checks the FROM connected to the CPU bus 049 Make sure that FRom OK is displayed on the LCD It will take about 100 seconds for the check 52 Factory the entire backup area to reset to the factory default 052 displayed on the LCD during the test Fact End is displayed on the LCD when the test is finished 53 TestExit This will leave the test program and change to the play mode 053 27 PSR E423 Other Tests Popping Noise Check Connect the oscilloscope to the L R of the PHONES OUTPUT jack and turn on and then off the STANDBY ON switch Make sure that popping noise level is 1 0 Vp p or less and that no abnormal sound or popping noise is output from the speakers Noise Level Check Connect the level meter with JIS C filter to the L R of the PHONES OUTPUT jack 33 Q load Set the MASTER VOLUME to the maximum level and check the noise level PHONES L 78 dBu or less Switch test item list 28 Turn SW Name LCD Display NoteNumberl ITum SW Name LCD Display Note Number 1 Encoder Knob Dial Up
85. e check box next the word Thru ON OFF in the dialog box Start up the Musicsoft Downloader 10 If you click Electronic Musical Instruments in the Musicsoft Downloader display and then System Drive a file named 10PK4 BUP will appear in the lower right corner of the Musicsoft Downloader display This is the backup file For details about how to transmit backup file using the Musicsoft Downloader application refer to the Online help in the application NOTE Preset Song data cannot be transmitted from the instrument While the computer is connected to the instrument you should wait for six seconds or more between these operations 1 when turning the power of the instrument off then on again or 2 when alternately connecting disconnecting the USB cable The backup data including the five User Songs is transmitted received as a single file As a result all backup data A will be overwritten every time you transmit or receive Keep this in mind when transferring data We recommend that you use a power adaptor rather than batteries when transferring data The data can be corrupted if the batteries fail during the transfer Do not rename the backup file on the computer If you do so it will not be recognized when transferred to the instrument 33 PSR E423 34
86. er case assembly See procedure 1 Remove the lower key bed assembly See procedure 10 Remove the five 5 screws marked 380J and two 2 screws marked 380K The VRPB VR PB circuit board can then be removed with the wheel assembly attached Fig 9 Pull out the wheel assembly from the VRPB PB circuit board Fig 10 13 VR PB Ass y 4 13 1 1 132 Assy 1 133 T 10 134 380 5 380K 2 Assly VRPB VR PB 9 135 VRPB PB Assy 10 Fig 10 10 Speakers Woofers 14 Time required About 3 minutes 141 Remove the lower assembly See procedure 1 142 Remove the four 4 each serews marked 40 to the right and left The speakers woofers to the right and left can then be removed Fig 11 lt LOWER CASE ASSEMBLY F Ass y gt Top view SPEAKER L WOOFER 140 140 Fig 11 11 WHEELASSEMBLY
87. g conditions etc 9 Pit Chk Checks pitch accuracy 009 Connect the frequency counter to the PHONES OUTPUT jack Either L or R Make sure that the correct signal is output 441 0 Hz 0 2 Hz Amount of volume decay Connect the level meter with JIS C filter to the L R of the PHONES OUTPUT jack 33 Q load Turn the MA VOLUME to the minimum and measre the amount of volume decay PHONES L R 70 dBu or less 10 OutputR Connect the level meter with JIS C filter to the L R of the PHONES OUTPUT jack 010 33 Q load Set the MASTER VOLUME to the maximum level and check the output level PHONES L 65 0 dBu or less PHONES R 2 0 dBu 2 dB 11 Output L Connect the level meter with JIS C filter to the L R of the PHONES OUTPUT jack 011 33 Q load Set the MASTER VOLUME to the maximum level and check the output level PHONES L 2 0 dBu 2 dB PHONES R 65 0 dBu or less 21 SW Chk Checks the switches and LEDs on the panel Press the switches as shown in the LCD When a switch 021 is pressed a sound is played at the prescribed pitch Refer to the Switch Test Item List on the next page When a switch with LED is turned on the LED will light up Make sure that SW is displayed on the LCD when all the switches are pressed as indicated Turn the encoder knob clockwise when Up is shown on the LCD in the Dial item The indication on the display will then change to Dwn Then turn the encoder knob cou
88. ill be lost Preparations 1 Use an AC adaptor PA 3C PA 130 or PA 130A 2 Measuring device Frequency counter which can detect thousandth value or more Level meter with JIS C filter Oscilloscope Note Use a stereo plug and connect a load resistor of 33 Q to the PHONES OUTPUT jack for measurement unless otherwise specified Input impedance of the measuring device should be 1 MO or more 3 Jig Foot switch FC 4 or FC 5 USB cable Starting up the Test Program While holding down the keys C42 F2 and G42 simultaneously press the STANDBY ON switch cua Q GW2 o 0 Test procedure 1 When the test program is started TEST will be displayed on the LCD 2 Press the or button of the number buttons to select a test program item 3 Press the START STOP button to execute the test If the result is OK or test item is completed press the START STOP button again or press the DEMO BGM button to return to the item selection display Press the or button of the number buttons to select the next test item A cursor is shown below the first character of the item for which the test results are OK If the result is NG press the lowest key white key C1 to return to the item selection display 4 Test Program List dBu dBm TEST No LCD display Test descriptions judging conditions etc 1 Version Displays version of the ROM 001 Version of each data is shown by pressing a numeric key
89. in 2 Mem1All CPU ROM RAM FROM 002 OK No 003 004 005 3 Rom Chk1 CPU ROM 003 LCD Rom OK 4 Ram chk1 CPU RAM 004 LCD Ram OK 5 FRomChki CPU FROM 005 LCD FRom OK 8 Te1chk C2 G4 32 008 TG1 End 29 PSR E423 30 F kNo LCD 9 Pitchk 009 PHONES OUTPUT
90. n REGIST MEMORY MEMORY BANK 1 2 buttons 1 2 VOICE CONTROL ISPLIT button DUAL button HARMONY button ITOUCH button PITCH BEND wheel Q Drum Kit Rear Panel USB terminal USB SUSTAIN jack SUSTAIN PHONES OUTPUT jack PHONES OUTPUT DC IN jack DC IN PSR E423 ll CIRCUIT BOARD LAYOUT amp WIRING amp Bottom view LCD UNIT LOWER KEY BED ASSEMBLY UPPER CASE I lt J ASSEMBLY r G l Ass y ONS m SPEAKER L TWEETER 10 9 SPEAKER TWEETER Og Top view LOWER CASE s NM ASSEMBLY ON i o v e Ass y Na gt vx a S Y
91. nector assembly TW and speaker cable soldered to the TW circuit board R and remove the two 2 screws marked 380G The TW circuit board R and speaker R tweeter can then be removed Fig 2 SP Grille L assembly SP Grille R assembly Time required About 3 minutes each Remove the lower case assembly See procedure 1 Set the eight 8 hooks parallel to the groove in the upper case assembly and remove the SP grille L assembly Fig 1 Fig 2 The SP grille R assembly can be removed in the same manner 7 1 7 2 7 3 ENCODER KNOB Fig 7 7 81 82 83 9 1 92 PSW 3 Assy 1 380E 2 PSW 2 PSW 8 Sa PUSH KNOB Fig 8 8 TW 3 Assy 1 TW X TW TW 380F 2 TW E E 2 TW A
92. nitialization 1 202 SDRAM access starts SDRAM CS4 If the booting procedure does not reach this stage the CPU or device around the CPU ROM RAM is defective Starts OS SW LED initialization Backlight ON Interrupt setup Serial driver Timer driver initialization ADSP initialization TG initialization Starts outputting drive signal PG4 Lo Keyboard scanning signal changes PC 7 PEO 1 3 5 6 PJO 4 PJ6 DataFlash CS1 Enabling interrupt of SIO Enabling SIO transmisslon eception Starts A D scan Starts switch LED scan Enabling various interrupts lt Starts keyboard scan Starts LCD indication cancelsUsBC TE Completes initialization task Hardware is defective if the booting procedure does not reach this stage Judges test program alter waiting for 100 ms Test Program YAMAHA TEST J Keys are defective if it is impossible to enter the test USB to HOST Outputs signal after connecting with PC 35 PSR E423 Boot 3NG ADSP Hold 1 101 SWL01U IC201 P ROM Mute PJ5 Hi P ROM gt CSO IC301 LC
93. nterclockwise Turn the rotary knob fully counterclockwise when Lo is shown on the LCD in the Knob item The indication on the display will then change to Then turn the rotary knob fully clockwise The indication on the display will then change to Finally turn the rotary knob to the center position To cancel the operation halfway press the lowest key white key C1 to return to the item selection display 22 A LED On Make sure that all the LEDs on the panel are turned on 022 25 LCD Make sure that all the dots on the LCD are turned on 025 26 LCD Off Make sure that all the dots on the LCD are turned off 026 29 PD1 Chk Connect a footswitch FC 4 or FC 5 to the SUSTAIN jack 029 Check that C3 sound is played when the START STOP button is pressed with the pedal depressed On to start the test and that C4 sound is played when the pedal is released Off The sound will stop when the pedal is depressed again Make sure that PD1 OK is displayed on the LCD 33 PB Chk C3 is played when the PITCH BEND wheel is turned toward you to the minimum position DW 033 and C4 is played when the wheel is turned away from you to the maximum position UP Make sure that PB OK is displayed on the LCD 35 MIDI Chk Connect a PC which has installed the driver and main unit USB terminal with a USB cable Set the 035 through mode on PC and execute the test Confirm that the C4 note is output and MIDI OK is displaye
94. ock 71 532 Segment signal output for LCD 32 0 Data shift clock 725 31 O driving 33 Vdd Power supply 5 V 73 530 O 34 M o Altamated signal for LCD driver outout 74 S20 O 35 D o Display data interface 75 528 o 36 RS 76 527 o 37 RW Read write 77 S26 O 38 E l Enable 78 525 O 39 DBO VO Data interface 79 524 O 40 pB1 10 Data interface 80 S23 o lJ e AK4385ET X6040A01 DAC Digital to Analog Converter DMLCD IC501 PIN PIN no NAME vo FUNCTION No vo FUNCTION 1 MCLK 1 Master Clock 9 AOUTR O Rch Analog out 2 BICK I Audio Serial Data Clock 10 AOUTR Rch Analog out 3 Audio Serial Date Input 11 AOUTL Lch Analog out 4 LRck I L R Clock 12 AOUTL O Lch Analog out 5 PDN 1 Power Down mode 13 Ground 6 csN I Chip Select 14 VDD Power Supply 7 ccLk 1 Control Data Input 15 DZFR O Rch Data Zero Input Detect 8 Control Data Input 16 DZFL O Lch Data Zero Input Detect 18 PSR E423 e SWL01U YA876A00 CPU DMLCD IC101 PIN yo FUNCTION PIN NAME yo FUNCTION NO NO lt lt I 1 Connection to the GND l Connection to the GND uma 1 3 vo 5 4 gt ON OFF signal trom the keyboard 6 Eopookmetf J 94 MD12 vO 7 Een vo 5 95 MDOS vo EPCWKN2 VO 96 yo
95. ser Registration The PRODUCT ID on the sheet will be needed when you fill out the User Registration form Optional Accessories AC Power Adaptor Users within U S PA 130 or an equivalent Others PA 3C PA 130 or an equivalent Footswitch FC4 FC5 Keyboard Stand L 2C A 2L Headphones HPE 150 30 B B61 C1 CB MASTER VOLUME A B A 2 B 183 16 SFX 462 XGlite 40 32 174
96. ss y 30 SP GRILLE R ASSEMBLY SP R Assy SP LAssy ONE SP GRILLE LASSEMBLY m M H 0 el UNIT 6 900 Gg 2 PSR E423 REFNO PART NO DESCRIPTION E REMARKS RANK UPPER CASE ASSEMBLY As s y PSR E423 UPPER CASE ASSEMBLY E XA a si y WT65070 10 WT500600 UPPER CASE FINISHED 20 WT651000 SP GRILLE L ASSEMBLY SP LAss y 20a SP GRILLE L BLACK SP L WT50170 20b WM291500 SP GRILL CLOTH 132X6X0 35 SP GRIL 2 20c WM291600 SP GRILL CLOTH 156X6X0 35 SP GRIL 20d WM291700 SP GRILL CLOTH 204X6X0 35 SP GRIL 30 WT651100 SP GRILLE R ASSEMBLY SP RAss y 30a SP GRILLE R BLACK SP R WT50180 30b WM291500 SP GRILL CLOTH 132X6X0 35 SP GRIL 2 30c WM291600 SP GRILL CLOTH 156X6X0 35 SP GRIL 30d WM291700 SP GRILL CLOTH 204X6X0 35 SP GRIL 40 X0159A0R SPEAKER 3 0cm TWEETER 2 o 50 WM151200 PN SWITCH MILK WHITE x4 P N A v SONG STYLEMUSIC DATABASEVOICE 02 60 WT500700 PN SWITCH x12 P N X 4 v 1 2 3 4 5 6 7 8 9 0 NO VES 70 WT500800 PN SWITCH x2 P N X f v CATEGORY 4 WT500900 PN SWITCH x9 P N X v DEMOIBGM PERFORMANCE ASSISTANT EASY
97. to terminal 9 Red wire is adjusted to Pin 1 mark mark 10 White wire is adjusted to Pin 1 mark A mark 10 1 1 A 1 was before removal Caution Be sure to attach the removed filament tape just as it PSR E423 ll DISASSEMBLY PROCEDURE Caution Be sure to attach the removed filament tape just as it was before removal Lower Case Assembly 1 Ass y 2 11 80A 6A 90 O Z 2 100A O 2 Assy
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