Technics SX-PX552 Service Manual Download Page 86

Page: 86 / 87

Summary of Contents for SX-PX552

Page 1: ...way Sweden Denmark Finland Switzerland France Austria Spain Portugal Holland Belgium Italy Greece Poland South Africa EZ Germany EB the United Kingdom XD Hong Kong Saudi Arabia Kuwait XC China XT Taiwan XS Malaysia Singapore X Thailand Indnesia Iran U A E Panama Brasil Philippines Venezuela Ecuador Colombia Chile GN Australia New Zealand 1 ...

Page 2: ...HT NORMAL HEAVY TRANSPOSE G C F METRONOME O TIME SIGNATURE OFF 2 4 3 4 4 4 5 4 6 8 TUNING 427 3Hz 440 0Hz 453 0Hz SEQUENCER TRACK 1 2 STORAGE CAPACITY APPROX 4500NOTES RECORDING MODE REAL TIME DISPLAY O DEMO O MIDI MULTI TIMBLE LOCAL CONTROL OMNI ON PROGRAM CHANGE PEDAL EFFECT TRANSPOSE MODE SET PIANO TUNING MINIMUM RANGE OTHERS POWER SWITCH MAIN VOLUME MIDI TERMINALS IN OUT PEDAL IN AUX IN R R L ...

Page 3: ...n is required the necessary safety precautions are clearly labeled or printed for example on the cabinet or on the part concerned Please follow these safety precautions and also those listed in the Owner s Manual 2 Parts which have a mark in the circuit diagram or in the parts list are essential for safety When replacing these parts be sure to use only the specified parts 3 Use the specified types...

Page 4: ...ore servicing unplug the power cord to prevent an electric shock 2 When replacing parts use only the manufacturer s recommended components for safety 3 Check the condition of the power cord Replace if wear or damage is evident 4 After servicing be sure to restore the lead dress insulation barriers insulation papers shields etc 5 Before returning the serviced equipment to the customer be sure to ma...

Page 5: ...le settings functions and memories to their initialized factory preset status Use this procedure if the buttons keys etc malfunction or when you wish to reset the memories and functions 1 Turn off the POWER button 2 While pressing the INITIAL key at the same time turn the POWER button on again Or you can press the INITIAL key while the MODE SET button is pressed 6 Keyboard Ranges and MIDI Note Num...

Page 6: ...7 Terminals 8 Parts Location 9 Disassembly Instructions 9 1 Removing the top cover and the keyboard cover Fig 1 6 ...

Page 7: ...direction of arrow refer to Fig 1 9 2 Removing the control panel Follow the Step1 Step3 of item 9 1 Fig 2 Step3 Slide the control panel forward and pull out in the direction of arrow refer to Fig 2 9 3 Removing the keyboard assembly Follow the Step1 Step3 of item 9 1 Follow the Step1 Step3 of item 9 2 Fig 3 7 ...

Page 8: ...the Step1 of item 9 3 9 4 1 Disassembly Step1 Insert the thin solid board between white key and black key push the claw refer to Fig 4 Step2 While pressing slightly the front of the key push the rear of the key forward to disengage the key claw from the chassis refer to Fig 4 Step3 Lift the key and remove it Fig 4 8 ...

Page 9: ...o the chassis insert the plate spring into the notch at the rear of the key refer to Fig 5 Step4 Carefully insert the key into the opening in the chassis and slide the key towards the rear to lock it in place refer to Fig 5 Fig 5 9 5 Disassembly of the pedal assembly Step1 Remove the pedal assembly from the pedal box Step2 Disassemble the pedal assembly refer to Fig 6 Fig 6 9 ...

Page 10: ...kers Remove 4 screws refer to Fig 7 Fig 7 9 7 Removing the printed circuit boards Follow the Step1 Step3 of item 9 1 Pull out the connectors on the printed circuit boards 9 7 1 Removing MAIN FJASP COM and HP P C B MAIN P C B Step1 Remove the ground wire holding screw refer to Fig 8 Step2 Release the clows of the 5 P C B holders refer to Fig 8 10 ...

Page 11: ...OM P C B Step1 Remove the screw refer to Fig 8 Step2 Release the claws of the 2 P C B holders HP P C B Follow the item 9 3 Step1 Remove the headphone jack mounting nuts 2 refer to Fig 8 Step2 Remove the ground wire holding screw refer to Fig 8 Step2 Remove the HP P C B mounting screws 2 refer to Fig 8 Fig 8 11 ...

Page 12: ...Fig 9 Step2 Remove the CPL P C B mounting screws 3 1 1 and 10 refer to Fig 9 CPR P C B Step1 Remove the CPR P C B mounting screws 1 1 3 and 10 refer to Fig 9 Fig 9 10 Symptoms Which Appear to be Signs of Trouble The following changes in performance may occur in the Technics Digital Ensemble but do not 12 ...

Page 13: ...ch as the sounds canceling each other example In this case either change the software to prevent received data from being returned or MIDI LOCAL CONTROL to off About the backup memory The selected sound and various functions MIDI settings and SEQUENCER contents remain in the memory for about one week after the POWER is turned off The backup memory will not function until the POWER has been on for ...

Page 14: ...order of the LED flashes correspond to the respective IC numbers as shown below defective the corresponding flash time is longer 2 CPL CPU IC1 check 1 Connect the CHECKING DEVICE to CN9 on the MAIN P C B Checking Device switch should be off 2 Press and hold the two D keys shown below and then the power switch When the power switch is turned on the LED of the CHECKING DEVICE flashes 4 times order o...

Page 15: ...ng sine wave sound is produced If no sound is produced sound is distorted the Wave ROM corresponding to that key is defective This methode allows to diagnose also the output routes L R from the Wave ROM 4 CPL CPR Control Panel buttons LED ligting check Press and hold the two F keys shown below and then turn power switch Press the buttons on the control panel and confirm that the corresponding LEDs...

Page 16: ...recautions for measuring of the output waveforms 1 The waveform was measured with a National Digital Storage Oscilloscope VP 5730A Therefore the waveforms of musical tone signals shown may differ somewhat due to the difference in the timing of triggering 2 Since the 1 10 test probe is used the indicated voltage value on the bottom part of each waveform illustration is 1 10 of the actual value e g ...

Page 17: ... designated in schematic diagrams Table 1 SYMBOL SPECIFICATION Fixed Carbon Film Resistors FLAME PROOF ERD F type Fixed Wire Wound Resistors FLAME PROOF ERF type Fixed Metal Oxide Film Resistors FLAME PROOF ERG type Fixed Metal Film Resistors FLAME PROOF ERX type Fixed Metal Film Resistors Precision and High Stability ERO type Fuse Type Fixed Metal Oxide Film Resistors FLAME PROOF ERQ type Fuse Ty...

Page 18: ... TF Series ECQV_type Temperature Compensating Ceramic Capacitors ECC_type High Dielecytric Constant Ceramic Capacitors ECK_type ECR_type Axial Lead Ceramic Capacitors ECB_type Metalized Polyester Film Capacitors for Across the Line ECQ_EW_type Aluminum Electrolytic Capacitors for Smoothing Circuit ECES_type Multilayer Ceramic Chip Capacitors ECUV_type 14 Measuring Condition 14 1 Measuring Conditio...

Page 19: ...19 ...

Page 20: ...14 2 Measuring Condition of FJASP P C B 20 ...

Page 21: ...rads uF unless specified otherwise P Pico farads pF F Farads F Resistance values are in ohms unless specified otherwise 1K 1 000 OHM 1M 1 000K OHM The marking RTL indicates that the Retention Time is limited for this item After the discontinuation of this assembly in production the item will continue to be available for a specific period of time The retention period of availability is dependant on...

Page 22: ...036AAZ KEYBOARD COVER ASS Y 1 K 15 QKQGF036ABZ KEYBOARD COVER ASS Y 1 M 15 1 QMRG7056AA HOLDER 2 15 2 QWBG002AA HOLDER 1 15 3 QXQG007AA AXLETREE 1 15 4 QGKG0140AA ORNAMENT 1 K 15 4 QGKG0140AB ORNAMENT 1 M 15 5 QMRG7031EC PROTECTOR L 1 15 6 QMRG7032EC PROTECTOR R 1 15 8 QGKG0132AA ORNAMENT 1 K 15 8 QGKG0132AB ORNAMENT 1 M 15 9 XTB4 10A SCREW 2 15 10 XTB3 10AFZ SCREW 1 15 11 XTB3 6A SCREW 12 16 QMRG...

Page 23: ...EY 7 48 QMWG1044AA WHITE KEY D KEY 7 49 QMWG1045AA WHITE KEY E KEY 7 50 QMWG1046AA WHITE KEY F KEY 7 51 QMWG1047AA WHITE KEY G KEY 7 52 QMWG1048AA WHITE KEY A KEY 7 53 QMWG1049AA WHITE KEY TOP OCTAVE C 1 54 QMWG2006AA BLACK KEY 36 55 QMCG011BA SPRING 88 56 QMWG9027AA HAMMER BLACK KEY 8 57 QMWG9027AB HAMMER BLACK KEY 14 58 QMWG9027AC HAMMER BLACK KEY 7 59 QMWG9027AD HAMMER BLACK KEY 7 60 QMWG9025AA...

Page 24: ...12G SCREW 2 109 XTV3 20JFZ SCREW 2 A1 QJAG025AA AC CORD 1 P PC PY A1 QJAG027AA AC CORD 1 EX EZ EG X XS XT A1 QJAG028AA AC CORD 1 EB XD A1 QJAG029AA AC CORD 1 GN A1 QJAG031AA AC CORD 1 XA A2 QQFGPX552AA INSTRUCTION MANUAL 1 P IA A2 QQFGPX552CA INSTRUCTION MANUAL 1 EX X XT XD PY XA IB A2 QQFGPX552DA INSTRUCTION MANUAL 1 PC IC A2 QQFGPX552EA INSTRUCTION MANUAL 1 EB GN XS IA A2 QQFGPX552FA INSTRUCTION...

Page 25: ...C2 QCBG1H104ZFA 50V 0 1U 1 CPL 25 ...

Page 26: ...CCR1H221J 50V 220P 1 FJASP C13 ECUV1H101JG 50V 100P 1 MAIN C14 ECEA1HKN010 50V 1U 1 FJASP C14 ECUV1H101JG 50V 100P 1 MAIN C15 ECCR1H221J 50V 220P 1 FJASP C15 ECUV1H104ZFX 50V 0 1U 1 MAIN C16 ECQB1H153JF 50V 0 015U 1 FJASP C16 ECUV1H104ZFX 50V 0 1U 1 MAIN C17 ECQB1H333JF 50V 0 0033U 1 FJASP C17 ECUV1H104ZFX 50V 0 1U 1 MAIN C18 ECQG1H682KZ 50V 0 0068U 1 FJASP C19 ECEA1HKN010 50V 1U 1 FJASP C19 ECUV1...

Page 27: ...5 ECUV1H104ZFX 50V 0 1U 1 MAIN C46 ECQV1H104JM 50V 0 15U 1 FJASP C48 ECUV1H104ZFX 50V 0 1U 1 MAIN C49 ECQV1H104JM 50V 0 15U 1 FJASP C50 ECQB1H223JF 50V 0 022U 1 FJASP C51 ECQV1H104JM 50V 0 15U 1 FJASP C51 ECUV1H104ZFX 50V 0 1U 1 MAIN C54 ECBT1C222MR5 16V 2200P 1 FJASP C54 ECUV1H104ZFX 50V 0 1U 1 MAIN C55 ECBT1C222MR5 16V 2200P 1 FJASP C55 ECUV1H104ZFX 50V 0 1U 1 MAIN C56 ECCR1H104ZF1 50V 0 1U 1 FJ...

Page 28: ...NNECTOR 16P 1 CPL CN2 SJPG7JS040A CONNECTOR 4P 1 FJASP CN3 SJPG1JS050A CONNECTOR 5P 1 MAIN CN3 SJPG1JS160A CONNECTOR 16P 1 MKB1 CN3 SJPG7JS030A CONNECTOR 3P 1 FJASP CN3 SJPG2JS160A CONNECTOR 16P 1 CPR CN4 QJTG0182AA CONNECTOR 12P 1 MKB2 CN4 SJPG1JS060A CONNECTOR 6P 1 FJASP CN4 SJPG1JS160A CONNECTOR 16P 1 MAIN CN4 SJPG2JS060A CONNECTOR 6P 1 CPL CN5 SJPG1JS120A CONNECTOR 12P 1 FJASP CN6 SJPG1JS070A ...

Page 29: ...D3 D4 MA165 DIODE 2 MKB1 29 ...

Page 30: ...A111 DIODE 1 MAIN D13 MA165 DIODE 1 MKB1 D14 EK04W DIODE 1 FJASP D14 MA111 DIODE 1 MAIN D14 15 MA165 DIODE 2 MKB1 D15 MA165TA5 DIODE 1 FJASP D15 MA8056MTX DIODE 1 MAIN D16 MA165 DIODE 1 MKB1 D16 MA165TA5 DIODE 1 FJASP D16 MA8047HTX DIODE 1 MAIN D17 MA111 DIODE 1 MAIN D17 MA165 DIODE 1 MKB1 D17 MA165TA5 DIODE 1 FJASP D17 MA165TA5 DIODE 1 CPR D18 MA111 DIODE 1 MAIN D18 MA165 DIODE 1 MKB1 D18 MA165TA...

Page 31: ...A165TA5 DIODE 1 CPR D42 MA165 DIODE 1 MKB1 D42 MA165TA5 DIODE 1 CPR D43 49 MA165 DIODE 7 MKB1 D49 MA165TA5 DIODE 1 CPR D50 59 MA165 DIODE 10 MKB1 D59 MA165TA5 DIODE 1 CPL D60 MA165 DIODE 1 MKB1 D60 MA165TA5 DIODE 1 CPL D61 66 MA165 DIODE 6 MKB1 D66 MA165TA5 DIODE 1 CPL D67 MA165 DIODE 1 MKB1 D67 MA165TA5 DIODE 1 CPL D68 MA165 DIODE 1 MKB1 D68 MA165TA5 DIODE 1 CPL D69 MA165 DIODE 1 MKB1 D69 MA165TA...

Page 32: ...Z EG EB GN F5 XBA2C16TB0 FUSE T1 6A 1 FJASP X XS XD XT XA IC1 HD74LS138P IC 1 MKB1 IC1 KIA7815PI IC 1 FJASP IC1 M37471M2196S IC 1 CPL IC1 TMP95C061BF IC 1 MAIN IC2 D74HC139GSE2 IC 1 MAIN IC2 HD74LS07P IC 1 CPL IC2 HD74LS138P IC 1 MKB2 IC2 KIA7915PI IC 1 FJASP IC3 HD74LS07P IC 1 CPL IC3 HD74LS138P IC 1 MKB2 IC3 M5218AL IC 1 FJASP IC3 M5M34051FPE2 IC 1 MAIN IC4 M5218AL IC 1 FJASP IC4 T7WU04FTE12L IC...

Page 33: ...L 1 MAIN L6 L7 QLQGT3T131LA COIL 2 FJASP L8 L9 ERJ6GEY0R00V 1 10W 0 2 MAIN L11 12 ERJ6GEY0R00V 1 10W 0 2 MAIN L14 27 ERJ6GEY0R00V 1 10W 0 14 MAIN L29 31 ERJ6GEY0R00V 1 10W 0 3 MAIN L33 35 ERJ6GEY0R00V 1 10W 0 3 MAIN L41 45 ERJ6GEY0R00V 1 10W 0 5 MAIN L46 49 ERJ6GEYJ471V 1 10W 470 4 MAIN L50 ERJ6GEY0R00V 1 10W 0 1 MAIN LED1 T512SRDBS119 LED 1 CPR P1 QPGG0480AA PACKING CASE 1 K P1 QPGG0480AB PACKING...

Page 34: ...5TPE2 TRANSISTOR 1 FJASP Q14 2SA1015TPE2 TRANSISTOR 1 FJASP Q15 2SA1725PY TRANSISTOR 1 FJASP Q16 2SC4511PY TRANSISTOR 1 FJASP Q17 2SA1725PY TRANSISTOR 1 FJASP Q18 2SC4511PY TRANSISTOR 1 FJASP Q20 2SA933STRS TRANSISTOR 1 FJASP R1 ERDS2TJ103 1 4W 10K 1 FJASP R1 ERDS2TJ472 1 4W 4 7K 1 CPL R1 ERG1SJ470 47 1 HP R2 ERDS2T0 1 4W 0 1 CPL R2 ERDS2TJ103 1 4W 10K 1 FJASP R2 ERG1SJ470 47 1 HP R2 ERJ6GEYJ472V ...

Page 35: ...J152V 1 10W 1 5K 1 MAIN R16 ERDS2TJ103 1 4W 10K 1 CPL R16 ERJ6GEYJ152V 1 10W 1 5K 1 MAIN R16 QLQGT1B800MB 800M 1 FJASP R17 ERDS2TJ103 1 4W 10K 1 CPL R17 ERDS2TJ332 1 4W 3 3K 1 FJASP R17 ERJ6GEYJ152V 1 10W 1 5K 1 MAIN R18 ERDS2TJ103 1 4W 10K 1 CPL R18 ERDS2TJ334 1 4W 330K 1 FJASP R18 ERJ6GEYJ103V 1 10W 10K 1 MAIN R19 ERDS2TJ103 1 4W 10K 1 CPL R19 ERDS2TJ274 1 4W 270K 1 FJASP R19 ERJ6GEY0R00V 1 10W ...

Page 36: ... CPL R35 ERDS2TJ332 1 4W 3 3K 1 FJASP R35 ERJ6GEYJ105V 1 10W 1M 1 MAIN R36 ERDS2TJ101 1 4W 100 1 CPL R36 ERDS2TJ223 1 4W 22K 1 FJASP R36 ERJ6GEYJ472V 1 10W 4 7K 1 MAIN R37 ERDS2TJ101 1 4W 100 1 CPL R37 ERDS2TJ223 1 4W 22K 1 FJASP R38 ERDS2TJ563 1 4W 56K 1 FJASP R39 ERDS2TJ682 1 4W 6 8K 1 FJASP R39 ERJ6GEYJ222V 1 10W 2 2K 1 MAIN R40 ERDS2TJ103 1 4W 10K 1 FJASP R40 ERJ6GEYJ222V 1 10W 2 2K 1 MAIN R41...

Page 37: ... 220 1 MAIN R64 ERDS2TJ332 1 4W 3 3K 1 FJASP R65 ERDS2TJ224 1 4W 220K 1 FJASP R65 ERJ6GEYJ105V 1 10W 1M 1 MAIN R66 ERDS2TJ223 1 4W 22K 1 FJASP R66 ERJ6GEYJ103V 1 10W 10K 1 MAIN R67 ERDS2TJ564 1 4W 560K 1 FJASP R68 ERDS2TJ102 1 4W 1K 1 FJASP R69 ERDS2TJ272 1 4W 2 7K 1 FJASP R70 ER0S2TKF1001 2W 1K 1 FJASP R71 ER0S2TKF1002 2W 1K 1 FJASP R72 ER0S2TKF1001 2W 1K 1 FJASP R73 ERDS2TJ272 1 4W 2 7K 1 FJASP ...

Page 38: ...220 1 FJASP R113 ERJ6GEYJ471V 1 10W 470 1 MAIN R114 ERDS2TJ331 1 4W 330 1 FJASP R114 ERJ6GEYJ471V 1 10W 470 1 MAIN R115 ERQ14AJ2R0 2 1 FJASP R116 ERJ6GEYJ471V 1 10W 470 1 MAIN R116 ERQ14AJ2R0 2 1 FJASP R117 18 ERJ6GEYJ471V 1 10W 470 2 MAIN R200 01 ERJ6GEY0R00V 1 10W 0 2 MAIN R202 ERJ6GEYJ221V 1 10W 220 1 MAIN R204 ERJ6GEY0R00V 1 10W 0 1 MAIN S1 QSPG1010AA POWER SWITCH 1 S1 S3 QSTGT001AA SW 3 PKB S...

Page 39: ...010A WIRE WITH CONNECTOR 1 W9 QEXGSS10015A WIRE WITH CONNECTOR 1 W10 QEXGSS06105A WIRE WITH CONNECTOR 1 W11 QEXGVH02055C WIRE WITH CONNECTOR 1 W12 QEXGVH02040B WIRE WITH CONNECTOR 1 X1 EFOMC4004T5 OSCILLATOR 1 CPL X1 QSXG2F2400A 24MHZ CERAMIC OSCILLATOR 1 MAIN X2 QSXG2FR614DA 614KHZ CERAMIC OSCILLATOR 1 MAIN X3 QSXG2F0100DA 1MHZ CERAMIC OSCILLATOR 1 MAIN X4 QSXG1A1128A 11 28MHZ CERAMIC OSCILLAT 1 ...

Page 40: ...40 ...

Page 41: ...21 Manual Keyboard Parts Location 41 ...

Page 42: ...22 Packaging 42 ...

Page 43: ...Printed in Japan H000505300 KA HH 43 ...

Page 44: ......

Page 45: ...a computer or when changing the switch setting The new switch setting will be effective when the power is turned on again When no computer is connected or when a MIDI interface is used the switch should be set to MIDI Connection to a Macintosh series computer Use an ACCESSORY CABLE SZ JJAP1 sold separately to connect the COMPUTER terminal of this instrument to the modem port or printer port of a M...

Page 46: ......

Page 47: ...15 1 5K R18 10K L46 470 L47 470 L48 470 L49 470 R20 0 R21 0 A B B C A B C D Z11 10Kx4 D8 L5 10 1 2 6 7 13 14 11 10 16 3 5 4 15 12 9 8 D9 D10 D11 C11 0 1 C3 0 1 C2 0 22 C1 5MI 5D 5D SNS 0 22 D3 D2 D1 MA8030HTX L35 0 R8 100K R7 100K R6 1K R4 2 2K R5 1K R111 10K R22 0 R23 0 5D R112 10K R24 1M R26 470 X2 614KHz C14 100P C13 100P R25 0 R35 1M X3 1MHz R36 4 7K C24 100P C25 100P 5D C26 0 1 D21 L50 0 D31 ...

Page 48: ...A23 P26 A22 P25 A21 P24 A20 P23 A19 P22 A18 P21 A17 P20 A16 A15 A14 A13 A12 A11 A10 A9 A8 A7 A6 A5 A4 A3 A2 A1 A0 RD WR P52 HWR P53 BUSRQ P54 BUSAK P55 R W P60 CS0 VCC P61 CS1 P62 CS2 P63 CAS P64 RAS GND 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 75 74 73 72 71 70 69 68 67 66 65 64 63 62 61 60 59 58 57 56 55 54 53 52 51 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 4...

Page 49: ...D5 D6 D7 CE WE DE VCC GND 1 26 2 23 21 24 25 3 4 5 6 7 8 9 10 11 12 13 15 16 17 18 19 20 27 22 14 28 5B 5MI 5B R45 3 3K R44 10K 5B Z7 100x4 Z6 100x4 H G F E D C B A H G H I F E D C B A Z9 100x4 Z8 100x4 C27 0 1 P O N M L K J I P O N M L K J I H G F E D C B A P O N M L K J I R Q H G F E D C B A P O N M L K J I H G F E D C B A P O N M L K J I H G F E D C B A O N M L K J I H G F E D C B A O N M L K J...

Page 50: ... GND RAMDT7 RAMDT0 RAMDT6 RAMDT1 RAMDT5 VDD XO XI GND GND VDD RAMDT2 RAMDT4 RAMDT3 SDIREV SDOREV SDICH0 SDOCH0 SDIDRY SDODRY TEMODE3 TEMODE2 GND DIVOUT SDOMIX LRCK BCK ROMDT11 ROMDT4 GND VDD ROMDT3 ROMDT12 ROMDT10 ROMDT5 ROMDT2 ROMDT13 ROMDT9 ROMDT6 ROMDT1 GND ROMDT14 ROMDT8 ROMDT7 ROMDT0 ROMDT15 ROMAD16 ROMAD0 ROMAD15 VDD GND GND KBD0 KBD1 KBD2 KBD3 KBD4 KF0 KS0 KF1 KS1 KF2 KS2 KF3 KS3 ROMNOE0 RO...

Page 51: ...26 2 23 21 24 25 3 4 5 6 7 8 9 10 11 12 13 15 16 17 18 19 20 27 22 14 28 5D C55 0 1 H G F E D C B A H G F E D C B A O N M L K J I A B C H G F E D C B A P O N M L K J I R Q S T H G F E D C B A P O N M L K J I C56 5D C57 R200 0 0 1 0 1 C51 R202 D32 MA1039HTR 220 0 1 5D R201 0 A B C 5D 3 3 1 2 3 4 5 6 7 8 VCC 5D GND R65 1M X4 11 28MHz R66 10K C54 0 1 L1 10uH L6 QLBG002A R63 220 0 001 0 001 C92 E1 C95...

Page 52: ...36 R87 470x4 470x4 470 0 L16 0 L17 0 L18 0 L19 0 L20 0 L21 0 L22 0 L23 0 L24 0 L25 0 L26 0 L27 R204 0 L29 0 0 0 0 L30 L31 L33 0 C66 R102 12K L9 L11 L12 L8 15V 15V VCC SNS C107 R106 100K 100P C B D A 3 5 CN4 1 DE 2 KF0 3 KS0 4 KF1 5 KS0 SUMR SUML E VOLR VOLL SNS CN1 VCC VCC E E PMUT E E 15 15 SUMR SUML CN2 6 KF2 KS2 KF3 KS3 KDB3 KDB2 KDB1 KDB0 KDB4 DE 5IP CN3 SDT SCK DE 5MI 7 8 9 10 1 2 3 4 5 TO CP...

Page 53: ...C2 C2 0 1 F1 JP1 T1 T1 JP2 R115 VCC 2 15 15 SUMR SUML FJASP CIRCUIT B HP CIRCUIT I 1 2 3 4 5 6 7 E A B C D E CN6 5DM R16 QLQGT1B800MB R17 3 3K 130uHx3 130uHx3 130uHx3 L3 L4 L5 5D SOFT SOSU SUST MRXD MTXD JK8 LINE OUT R R L JK5 AUX L JK6 AUX R R L 1 4 2 1 4 2 1 4 2 1 4 2 C59 0 0022 C58 0 0022 HPS LOR LOL 15 CN4 1 2 3 4 5 6 R22 4 7 R28 4 7 L2 130uHx3 JK1 JK2 HEADPHONE2 HEADPHONE1 POWER INDICATOR D1 ...

Page 54: ... 6 8K R40 10K R41 2 2K C16 0 015 C17 0 033 C18 0 0068 R31 22K R32 22K C13 220P R30 3 3K VCC VCC 1 3 4 5 6 7 8 2 VCC VCC 1 3 4 5 6 7 8 2 VCC VCC 1 3 4 5 6 7 8 2 C33 0 0068 C32 0 033 2 2K R57 R56 270K C24 0 0047 R47 2 7K R48 180K C19 50N1 C30 50N1 C23 0 22 R42 270K N R54 1 8K C31 0 047 R55 270K 15 R45 1 8K C21 0 047 C22 0 0022 R46 180K EOINR R53 10K C29 0 015 N 15 15 VCC VCC 1 3 4 5 6 7 8 2 C37 0 00...

Page 55: ...TPE2 Q14 2SA1015TPE2 Q18 2SC4511PY R89 2 7K D22 D23 MA165TA5 MA165TA5 MA165TA5 MA165TA5 C40 0 0068 R64 3 3K C41 0 001 R65 220K D13 EK04W C49 0 1 C44 0 1 R66 22K R95 4 7 VCC R90 100 D24 W6E05 15M VCC 15M R68 R69 2 7K R70 1K R72 1K R71 10K R79 100 D21 W6E05 R76 330 R77 330 R78 330 C45 0 022 Q11 2SC1815TPE2 Q12 2SA1015TPE2 Q16 2SC4511PY Q15 2SA1725PY Q17 2SA1725PY R73 2 7K D16 D17 VCC R74 100 D18 W6E...

Page 56: ...7 6 5 1 2 3 4 5DM 5DM A B C D E JK3 MIDI OUT JK2 MIDI IN VCC VCC 1 3 4 5 6 7 8 2 15 HPR 15 R21 22 R19 270K R20 2 2K R18 330K SPR 14cm 6 C42 10P C73 0 1 R25 270K C43 10P CN8 Q7 2SD592ARSTA Q8 2SB621ARSTA 1 2 CN9 1 2 R29 22 EOINR EOINL HPL 15 R24 330K R27 22 R26 2 2K Q9 2SD592ARSTA Q10 2SB621ARSTA R23 22 15 SPL 14cm 6 F F IC12 QCPL 260L IC4 M5218AL HEADPHONE AMPLIFIER PHOTO COUPLER HPL 5 HPR 6 ...

Page 57: ...01B53 2SA830STPB 2SA830STPB 2SA830STPB 2SA830STPB 2SA830STPB Q2 Q3 Q4 Q5 Q6 CN4 VR2 DATA SCK E 5M1 SW6 SW7 CM0 CM1 CM2 CM3 CM4 CM5 SEG0 A B C D E F G H I J K L A B C D E F A B C D E F SEG1 SEG2 SEG3 SEG4 SEG5 SEG6 SEG7 SEG8 SEG9 SEG10 SEG11 SEG12 SEG13 SEG14 SEG15 CNTR1 ADD R5 470 1 2 3 4 5 SUMR SUML E VOLR VOLL 1 2 3 4 5 6 10K R16 10K R15 10K R24 10K R23 10K R22 10K R21 5IP 5IP 5IP X1 5IP 5IP 14 ...

Page 58: ...E PIANO1 SW73 D73 E PIANO2 SW74 D74 HARPSI SW75 D75 VIBES SW76 D76 SW84 D84 PIPE ORGAN SW81 D81 STRINGS SW89 D89 D280 LN282RPXVTX2 ROOM D288 LN282RPXVTX2 PIPE ORGAN STRINGS D257 LN282RPXVTX2 D265 LN282RPXVTX2 GRAND D281 LN282RPXVTX2 STAGE D258 LN282RPXVTX2 HARPSI D266 LN282RPXVTX2 UPRIGHT D282 LN282RPXVTX2 HALL D259 LN282RPXVTX2 VIBES D267 LN282RPXVTX2 E PIANO1 D283 LN282RPXVTX2 CONCERT D291 LN282...

Page 59: ...1 16 15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 CN3 CN2 CPR CIRCUIT D A B C D E F MELLOW SW1 D1 BRIGHT SW2 D2 TEMP UP SW10 D10 TEMP DOWN SW9 D9 D232 LN282RPXVTX2 MELLOW D240 LN282RPXVTX2 METRONOME D233 LN282RPXVTX2 BRIGHT D241 LN282RPXVTX2 VOLUME ...

Page 60: ...POSE UP SW34 D34 METRONOME SW41 D41 VOLUME SW42 D42 TOUCH SW49 D49 D234 LN282RPXVTX2 START STOP D242 LN282RPXVTX2 BEAT D235 LN282RPXVTX2 RECORD D236 LN282RPXVTX2 TRACK1 D244 LN282RPXVTX2 LIGHT D237 LN282RPXVTX2 TRACK2 D245 LN282RPXVTX2 NORMAL D238 LN282RPXVTX2 TRANSPOSE DOWN D246 LN282RPXVTX2 HEAVY ...

Page 61: ... C1 C2 C3 D1 D2 D3 D1CA D1CA E1 E2 E3 F1 F2 F3 G1 G2 G3 DP1 DP2 DP3 D2CA D3CA A G D DP F E B C T512SRDBS119 LED1 D239 LN282RPXVTX2 TRANSPOSE UP 25 1 6 10 27 23 17 28 22 12 5 9 14 19 18 21 16 24 20 15 4 8 13 2 7 11 3 26 ...

Page 62: ...S3 CS1 C6 0 1 7 Y GND VCC 0 1 2 3 4 5 6 HD74LS138P 3 TO 8 DECODER IC1 5V C4 D1 SW1 C0 SW2 SW3 SW4 UNLESS OTHERWISE SPECIFIED DIODES ARE MA165 D2 6 3V47 C1 0 1 1 2 3 4 5 6 7 8 16 15 14 13 12 11 10 9 Y D3 D4 D5 D6 D7 D8 D9 SW5 SW6 SW7 SW8 D10 D11 D12 D13 D14 D15 D16 D17 SW9 SW10 SW11 SW12 D18 D19 D20 D21 D22 D23 D24 MKB1 CIRCUIT E ...

Page 63: ...27 D28 D29 D30 D31 D32 D33 SW17 SW18 SW19 SW20 D34 D35 D36 D37 D38 D39 D40 D41 SW21 SW22 SW23 SW24 D42 D43 D44 D45 D46 D47 D48 D49 SW25 C2 SW26 SW27 SW28 D50 D51 D52 D53 D54 D55 D56 D57 SW29 SW30 SW31 SW32 D58 D59 D60 D61 D62 D63 D64 ...

Page 64: ...F2 KS2 KF3 KS3 8 7 6 5 12 11 10 9 4 3 2 1 5 CN8 CN4 8 7 6 5 4 3 2 1 8 7 6 5 4 3 2 1 UNLESS OTHERWISE SPECIFIED DIODES ARE MA165 D65 SW33 SW34 SW35 SW36 D66 D67 D68 D69 D70 D71 D72 D73 SW37 C3 SW38 SW39 SW40 D74 D75 D76 D77 D78 D79 D80 D81 SW41 E4 SW42 SW43 SW44 D82 D83 D84 D85 D86 D87 D88 8 7 6 5 12 11 10 9 4 3 2 1 5 MKB2 CIRCUIT F ...

Page 65: ...4 G4 G 4 SW46 SW47 SW48 D90 D91 D92 D93 D94 D95 D96 D97 SW49 A4 A 4 B4 C5 SW50 SW51 SW52 D98 D99 D100 D101 D102 D103 D104 D113 SW57 F5 F 5 G5 G 5 SW58 SW59 SW60 D114 D115 D116 D117 D118 D119 D120 D121 SW61 A5 A 5 B5 E5 SW62 SW63 SW64 D122 D123 D124 D125 D126 D127 D128 D105 SW53 C 5 D5 D 5 E5 SW54 SW55 SW56 D106 D107 D108 D109 D110 D111 D112 ...

Page 66: ...147 D148 D149 D150 D151 D152 D129 SW65 F 5 G5 F5 C 6 G 6 D 6 G 5 SW66 SW67 SW68 D130 D131 D132 D133 D134 D135 D136 D153 SW77 F6 G6 F 6 SW78 SW79 SW80 D154 D155 D156 D157 D158 D159 D160 A0 5 A1 A2 CS2 CS3 CS1 C7 0 1 7 Y GND VCC 0 1 2 3 4 5 6 HD74LS138P 3 TO 8 DECODER IC3 1 2 3 4 5 6 7 8 16 15 14 13 12 11 10 9 Y ...

Page 67: ...D161 SW81 A6 A 6 B6 C7 SW82 SW83 SW84 D162 D163 D164 D165 D166 D167 D168 D169 SW85 D7 C 7 D 7 E7 SW86 SW87 SW88 D170 D171 D172 D173 D174 D175 D176 ...

Page 68: ... WGE05 JP 5 1 7 8 2 3 4 5 MAC PC1 PC2 MIDI COMPUTER SW1 JK1 R9 4 7K R10 4 7K MAC CN1 PC1 PC2 MIDI MSEL TXD TXD E RXD RXD SW1 QSTGT001AA SW2 QSTGT001AA SW3 QSTGT001AA 1 2 3 4 5 PKB CIRCUIT G COM CIRCUIT H 1 2 3 4 5 6 7 8 9 10 WGE05 JP WGE05 JP WGE05 JP WGE05 JP COMPUTER TO MAIN CN8 ...

Page 69: ...28 IC11 IC12 IC10 IC2 IC8 IC6 IC1 1 100 IC26 L12 1 6 CN2 L11 8 4 1 5 C107 C120 C121 C89 R63 L1 L6 C87 D32 R202 L34 D19 R7 R5 C27 C3 R4 R30 R116 R27 R28 100 76 75 51 25 26 50 1 C20 C1 C88 R95 CN1 C91 R13 CN6 R12 1 7 R14 L4 1 12 Q8 Q7 Q9 Q3 Q2 1 1 1 40 20 21 15 28 14 16 9 8 15 14 28 1 Z38 Z40 Z37 Z4 Z1 Z2 Z3 Z7 R45 R44 R111 L46 L47 L48 L49 R112 R18 C28 C29 L50 C19 CN9 CN8 1 1 4 10 Z6 Z11 C11 C4 X2 X...

Page 70: ... B 3 Z8 C 6 L48 B 6 R112 B 6 C84 B 2 IC26 A 3 Z9 C 6 L49 B 6 R116 B 5 C87 B 4 Q2 B 5 Z11 B 6 L50 B 6 R201 E 3 C88 B 4 Q3 B 5 Z12 D 3 X1 B 6 R202 B 4 C89 A 4 Q5 C 6 Z13 D 3 X2 B 5 R204 B 2 C91 A 5 Q7 B 4 Z14 D 2 X3 B 6 C1 B 5 C92 A 2 Q8 B 4 Z15 D 2 X4 B 3 C3 B 5 C95 B 2 Q9 B 4 Z16 D 2 R4 B 5 C4 B 6 C107 A 3 D19 B 4 Z17 D 2 R5 B 5 C11 C 6 C108 A 2 D20 D 5 Z18 D 2 R7 B 5 C19 B 6 C109 A 3 D32 B 4 Z19 ...

Page 71: ...47 R50 R52 R49 R51 R53 R48 R3 R2 Q1 C45 C48 R8 R97 R96 R94 R93 R92 R98 C90 C2 R6 R26 C15 R29 R117 R118 C16 C17 C14 C13 R25 C10 C9 R15 R16 R17 R10 R11 C25 C24 C8 C6 C7 R20 R36 R22 R21 R23 C23 R19 R32 R9 R42 R41 R40 R39 R43 C30 JP1 D18 D17 D3 D2 D1 D21 D9 D8 D10 D11 L5 D31 D14 D13 D12 D16 L35 R66 R65 8 9 1 16 IC3 IC14 1 4 8 5 L16L17L18L19L20L21L22 L26 R87 L25 L24 L23 L8 L9 L41 L42 L43 L44 L45 1 4 5 ...

Page 72: ...1 E 6 R92 E 4 C39 C 3 D10 D 6 L20 B 2 R22 E 6 R93 E 4 C40 B 3 D11 D 6 L21 B 2 R23 E 6 R94 E 4 C41 C 3 D12 C 6 L22 B 2 R24 D 5 R96 E 4 C45 C 4 D13 C 6 L23 B 2 R25 D 6 R97 E 4 C48 D 4 D14 C 6 L24 B 2 R26 D 6 R98 D 5 C51 B 2 D15 D 2 L25 B 2 R29 C 5 R104 E 3 C54 D 3 D16 E 4 L26 B 2 R32 D 6 R113 E 3 C55 D 3 D17 E 4 L27 B 2 R35 E 6 R114 E 3 C60 D 3 D18 E 4 L29 D 2 R36 E 6 R117 D 6 C63 D 3 D21 E 6 L30 D ...

Page 73: ...J94 J93 J82 J83 J81 J92 J91 J85 J84 J90 J89 J87 J86 J88 J103 1 4 CN2 CN1 1 2 C1 L1 J146 C2 J76 J77 D9 J78 D7 J79 1 3 CN3 J80 J141 J136 J137 D6 D4 J138 J147 J134 J135 R69 R70 R71 R72 R73 D12 C10 J30 J29 J35 J36 D14 J45 J44 R11 J43 R13 Q6 J42 R12 IC1 IC2 J32 C8 C9 R3 J34 D11 J37 Q5 Q4 R14 C11 R5 R4 J31 J38 J39 R15 J41 J40 J95 J96 J97 J98 J104 J105 J33 J106 Q15 Q16 J99 J100 1 2 CN9 J107 J108 J109J110...

Page 74: ... D 1 Q10 C 2 R5 A 3 R56 C 2 C4 C 4 C65 D 3 Q11 B 4 R6 A 2 R57 B 2 C6 C 5 C66 D 3 Q12 B 5 R7 B 2 R58 B 2 C8 A 3 C67 D 2 Q13 B 6 R8 B 2 R59 B 2 C9 A 3 C73 C 2 Q14 B 6 R9 B 2 R60 B 2 C10 A 2 F1 D 7 Q15 A 3 R10 B 2 R61 B 2 C11 A 3 F2 D 7 Q16 A 4 R11 B 2 R62 C 2 C12 C 3 F3 D 7 Q17 A 5 R12 B 3 R63 B 2 C13 C 3 F4 A 4 Q18 A 6 R13 B 3 R64 B 2 C14 C 3 F5 A 5 Q20 D 3 R14 B 3 R65 B 2 C15 C 3 JK1 D 2 D1 C 3 R1...

Page 75: ... STRINGS E PIANO2 VIBES PIPE ORGAN DIGITAL EFFECT DIGITAL REVERB ELECTRICAL PARTS LOCATION Ref No Lo No Ref No Lo No Ref No Lo No Ref No Lo No Ref No Lo No CPL P C B IC1 E 2 D81 D 4 CN4 C 2 R22 E 2 C3 A 4 IC2 C 4 D84 E 4 X1 E 2 R23 D 2 C4 E 2 IC3 B 4 D89 E 5 R1 E 2 R24 E 2 C7 D 2 Q2 E 2 D256 B 4 R2 A 3 R25 E 2 C10 B 4 Q3 E 2 D257 C 4 R3 E 2 R26 C 4 SW59 D 3 Q4 D 2 D258 C 4 R4 F 2 R27 C 4 SW60 E 3 ...

Page 76: ...EMPO UP METRONOME VOLUME BEAT START STOP RECORD TRACK1 TRACK2 TRANSPOSE DOWN TRANSPOSE UP TOUCH ELECTRICAL PARTS LOCATION Ref No Lo No Ref No Lo No Ref No Lo No Ref No Lo No Ref No Lo No CPR P C B D1 A 3 D34 D 4 D237 C 4 CN3 C 2 SW33 D 5 D2 A 3 D41 E 3 D238 D 4 SW1 A 3 SW34 D 5 D9 D 3 D42 E 3 D239 D 4 SW2 A 3 SW41 E 3 D10 D 3 D49 E 4 D240 E 2 SW9 D 3 SW42 E 3 D17 B 4 D232 A 2 D241 F 3 SW10 D 3 SW4...

Page 77: ... SW19 B 3 D2 E 3 D30 C 3 D58 D 1 D86 A 1 SW20 A 3 D3 E 3 D31 C 3 D59 D 2 D87 A 2 SW21 A 3 D4 E 3 D32 C 3 D60 D 1 D88 A 1 SW22 A 3 D5 E 3 D33 B 3 D61 D 2 CN3 E 2 SW23 F 2 D6 E 3 D34 B 3 D62 D 1 CN8 A 1 SW24 E 2 D7 E 3 D35 B 3 D63 D 2 CN9 A 1 SW25 E 2 D8 E 3 D36 B 3 D64 D 1 C1 E 3 SW26 E 2 D9 E 3 D37 B 3 D65 C 2 C4 F 3 SW27 E 2 D10 E 3 D38 B 3 D66 C 1 C6 B 3 SW28 E 2 D11 E 3 D39 A 3 D67 C 2 SW1 F 3 ...

Page 78: ...D144 E 1 D172 B 1 SW64 A 3 D89 E 3 D117 B 3 D145 D 2 D173 B 2 SW65 A 3 D90 E 3 D118 B 3 D146 D 1 D174 B 1 SW66 A 3 D91 E 3 D119 B 3 D147 D 2 D175 A 2 SW67 F 2 D92 E 3 D120 B 3 D148 D 1 D176 A 1 SW68 E 2 D93 E 3 D121 B 3 D149 D 2 CN4 F 2 SW69 E 2 D94 E 3 D122 B 3 D150 D 1 CN7 E 3 SW70 E 2 D95 E 3 D123 B 3 D151 D 2 C5 C 3 SW71 E 2 D96 E 3 D124 B 3 D152 D 1 C7 E 1 SW72 E 2 D97 E 3 D125 B 3 D153 C 2 S...

Page 79: ...SUSTAIN SOFT SW2 SOSUTENUTO CN1 5 C1 R9 R10 JR1 JR3 JR2 R8 SW1 J1 1 ELECTRICAL PARTS LOCATION Ref No Lo No Ref No Lo No Ref No Lo No Ref No Lo No PKB P C B CN1 D 1 R10 D 2 SW2 D 3 JR2 E 2 R8 B 3 C1 D 2 SW3 B 3 JR3 E 2 R9 E 2 SW1 E 3 JR1 D 2 G ...

Page 80: ...HEADPHONE2 4 5 7 8 2 3 F F J2 J1 J3 J4 C1 C3 W1 L1 ELECTRICAL PARTS LOCATION Ref No Lo No Ref No Lo No Ref No Lo No COM P C B CN1 B 2 JK1 B 2 SW1 A 2 H ELECTRICAL PARTS LOCATION Ref No Lo No Ref No Lo No Ref No Lo No Ref No Lo No Ref No Lo No HP P C B D1 A 4 L1 D 4 R3 B 4 C2 D 5 JK2 C 4 CN1 D 4 R1 B 4 R4 C 4 C3 D 5 W1 D 4 CN2 A 5 R2 C 4 C1 D 5 JK1 B 4 I ...

Page 81: ...ODER DECODER DECODER D0 D19 D8 D15 D0 D7 KDB0 KDB4 A1 A4 D0 D15 D0 D15 A0 A14 A1 A20 D0 D15 A0 A19 D0 D7 KF0 KF3 KS0 KS3 CRXD CTXD MAC PC1 PC2 MIDI A1 A18 A1 A15 A1 A15 SWITCHES DIODES SWITCHES DIODES MAC COMPUTER PC1 PC2 MIDI SW1 CN8 CN9 CN2 JK1 CN1 RECEIVER DRIVER CN4 CN8 COM H MKB1 E CN4 CN7 MKB2 F ADDRESS BUS DATA BUS ADDRESS BUS DATA BUS KDB0 KDB4 KDB0 KDB4 KF0 KF3 KS0 KS3 KF0 KF3 KS0 KS3 ...

Page 82: ...RAM D A CONVERTER IC11 IC21 IC26A IC26B D0 D7 A0 A14 64M BIT MASK RAM IC12 D0 D15 A0 A19 Q2 6 LED1 Q6 Q7 8 5D REGULATOR 5A REGULATOR 3 3V REGULATOR Q9 SWITCHES LEDS SWITCHES LEDS LED DISPLAY 15V CPL C CPR D MAIN A CN3 CN1 CN2 CN4 CN2 CN3 CN1 CN6 15V D12 D13 D14 5A 5B 5D VCC 3 3V WD0A WD15A RD0A RD7A WA0A WA19A RA0A RA14A ...

Page 83: ...N JK5 JK8 JK7 JK2 CN5 Q20 CN6 POWER TRANSFORMER D5 6 15V POWER INDICATOR HEADPHONE 1 2 VCC 15V REGULATOR IC12 PHOTO COUPLER SW1 POWER SWITCH AC CORD SP1 Lch 14cm 4 SP2 Rch 14cm 4 IC2 15V REGULATOR JK2 JK1 CN1 CN2 CN1 JK9 CN9 CN8 CN4 Q11 12 15 16 Q7 8 IC4B Q9 10 Q13 14 17 18 MIXING EQUALIZING POWER AMPLIFIER HEADPHONE AMPLIFIER PKB G LINE OUT AUX IN PEDAL IN ...

Page 84: ... CN9 SPL 14cm 6 QEXGHVH02055C QEXGSS05028 CN4 16 1 CN2 1 5 CN3 5 1 CN1 6 1 CN4 6 1 CN1 1 10 CN1 MAIN P C B A COM P C B H CPL P C B C MKB1 P C B E HP P C B I CORE QEXGSS060308 CORE QEXGSS16022C QEXGSS16022C CORE QEXGSS07010A QEXGSS12010A QEXGST160608 QEXGSS16022C ...

Page 85: ...1 6 1 2 CN4 1 12 CN4 1 8 CN7 1 6 CN6 1 12 CN5 CN9 1 2 CN1 1 4 CN2 QEXGVH02040B QEXGVH03105B SW1 POWER SWITCH T1 POWER TRANSFORMER 16 1 CN3 1 2 CN8 MKB2 P C B F PKB P C B G CPR P C B D FJASP P C B B AC CORD AC IN SPR 14cm 6 ...

Page 86: ......

Page 87: ......

Search results

Summary of Contents for SX-PX552

Reviews:

Related manuals for SX-PX552

Brands by name

Popular brands

Technics SX-PX552, Service Manual

Search results

Summary of Contents for SX-PX552

Reviews:

Related manuals for SX-PX552

Brands by name

Popular brands