Kurzweil RE-210 Service Manual
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Kurzweil RE-210 Service Manual

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RE-210

Service Manual

©2005 All rights reserved. Kurzweil is a product line of Young Chang Co.; Kurzweil is a
trademark of Young Chang Co. All other products and brand names are trademarks or
registered trademarks of their respective companies. Product features and specifications
are subject to change without notice.
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Summary of Contents for Kurzweil RE-210

  • Page 1: Service Manual

    RE-210 Service Manual ©2005 All rights reserved. Kurzweil is a product line of Young Chang Co.; Kurzweil is a trademark of Young Chang Co. All other products and brand names are trademarks or registered trademarks of their respective companies. Product features and specifications are subject to change without notice.

  • Page 2: Chapter 1 Introduction

    CONTENS Chapter 1 INTRODUCTION 1.1 Feature 1.2 Brief Description about Hardware 1.2.1 General 1.2.2 Engine 1.2.3 Audio 1.2.4 Power Module Chapter 2 DIAGNOSTICS 2.1 About Diagnostic 2.2 Entering Scanner Diagnostic 2.2.1 LED and Button Test 2.2.2 Knob Test 2.2.3 Keyboard Test 2.2.4 Pedal Test 2.3 Engine Test 2.3.1 Entering Diagnostic...

  • Page 3: Table Of Contents

    3.2.3 Erratic Front panel Activity, Lights Dimming 3.3 Power Problem 3.3.1 No Power 3.3.2 Blown Fuses 3.3.3 Power Switch and Fuse OK, No Power 3.4 Audio Problem 3.4.1 No Audio Distortion 3.4.2 Distortion 3.4.3 Lights on, No Audio 3.4.4 Mal functioning Treble or Bass Section * Interconnection Diagram Chapter 4 - PART LIST 4.1 PCB &...
  • Page 4 1.2 Brief Description of Hardware 1.2.1. General Mainly, RE-210 is based on KME-61 engine(1 MABEL system, 32poly) and digital amplifier by APOGEE DDX-Series - DDX-8000(controller) and DDX-2060(power stage) Power module is made up of SMPS 30V/1.5A from C&C Tech, and a series of DC to DC converter.
  • Page 5 1.2.2. Engine Basically, RE-210 Sound Engine is based on KME-61. 1 MABLE system(32 poly) 1.2.3. Audio System Digital Amplifier system from APOGEE, DDX-8000(controller chip) shows great Perfor- mances & sound. Mainly this chip designed for DVD-receiver and other consumer product.
  • Page 6 OK. 2.2.2 Knob Test This test you can check integrity of the 3 knobs. RE-210 has 3 knobs, “VOLUME”, “TREBLE” and “BASS”. Turn left or right any knob displays current value of the knob you touched. Each has a little bit different ranges. Ranges are below. Be sure that “DOT”...
  • Page 7 described below. VOLUME Knob is 0 to 255 range(+/- 1 or 2 error will be ok) and Leftmost Dot on, BASS and TREBLE Knob is 0 to 25 range and BASS makes centered Dot turns on and TREBLE makes Right most dots on (and also has same error tolerance as VOLUME) 2.2.3 Keyboard Test This test you can check each key of the keyboard.
  • Page 8 ready to entering diagnostic routine 5. After step 4, Press enter button, and enter Diagnostic mode One for the first time in diagnostic mode, system displays “One” press “UP” and “DOWN” button can access both “ONE” and “BURN-IN” In one test, ease test item tested separately, in BURN all items continuously In burn-in mode Rattle Test will be skipped.

  • Page 9: Troubleshooting

    Chapter 3 Troubleshooting 3.1 Introduction Execute “Hard Reset” first, if you find any problem. After boot-up normally, press “MIDI/Pref” button, and then press “Percussion” button And panel displays “Y ?” press “UP” or “DOWN” button you like. “UP” button resets all system. Be careful, all song recorded will be deleted during hard reset.

  • Page 10: Blown Fuses

    3.3.2 Blown Fuses Remove cover and change fuse 3.3.3 Power Switch and Fuses OK, No Power Should carefully check power cable between Power Module and Engine Board (4pin) 3.4 Audio Problem 3.4.1 No Audio, Distortion Check connection cable both woofer and tweeter, headphone 3.4.2 Distortion Audio out and in jack are bed, head phone jack too 3.4.3 Lights on, No Audio...
  • Page 11 Interconnection Diagram 11 PAGE...

  • Page 12: Pcb & Sub Assemblies

    Chapter 4 PART LIST 4.1 PCB & Sub Assemblies Part No Description Q’ty N012103771 ASSY PHONE & POWER N012104711 ASSY CONTROL PANEL LEFT N012104721 ASSY CONTROL PANEL RIGHT N012300261 ASSY SOUND ENGINE 4.1.1 ASSY PHONE AND POWER Part No Description Q’ty N012103771 ASSY PHONE&POWER(usa/eur/dom) N012106050 ASSY CABLE HEADPHON...

  • Page 13: Assy Control Panel Left

    Part No Description Q’ty N027112100 STAR WASHER 3.3X6.5X0.5 WHITE N032008807 BRACKET HEADPHONE JACK N033101513 PCB PHONE N041021007 HEADPHONE JACK N041034005 HEADER .098"SP 5P (22-03-5055) N042005018 GROUNDING WIRE N043010113 POWER SWICH (KCD1-B3 Z10133BB, ZHONGXUN) N052001204 CAP CERMONO Z5U EP/EG20/YDP2000N 4.1.2 ASSY CONTROL PANEL LEFT Part No Description Q’ty...

  • Page 14: Assy Control Panel Right

    4.1.3 ASSY CONTROL PANEL RIGHT Part No Description Q’ty Location N012104721 ASSY FRONT PANEL RIGHT(DIP) N012104722 ASSY FRONT PANEL RIGHT(SMD) N033118812 PCB FAB(Right Front Panel) N043010211 Tact Switch(160gf,Blue/Gray) 25 SW4~7,12~15,19~22,25~37 N045010901 LED SMD RED 1206 25 D4~7,11~14,18~21,25~27,29~31,33~39 N051064033 RES TF 8 R7~14 N051101703 RES CF 1 R3...
  • Page 15 Part No Description Q’ty Location N013050802 CABLE SPEAKER TWEETER RIGHT 650mm N025324306 MACHINE SCREW N025874303 NUT M4 4 C/P + TWEETER N027113160 FLAT WASHER 4.5X10X0.5AN 4 C/P + TWEETER N027211160 SPLIT LOCK WASHER 4 C/P +TWEETER N032020522 TWEETER SPEAKER N032026395 CONTROL PANEL1.0 t EGI N035020631 LED WINDOWS N035022633 Large Button With LED(Gray) N035022634 Large Button With LED(Black)

  • Page 16: Assy Sound Engine

    4.1.4 ASSY SOUND ENGINE Part No Description Q’ty Location N012300261 ASSY SOUND ENGINE(usa/eur/dom) N012100261 ASSY SOUND ENGINE(DIP) N012100262 ASSY SOUND ENGINE(SMD) N033100502 PCB ENGINE N034012141 LABEL SERIAL NUMBER N049000030 MCU 1 U5 N051064110 RES TF 3 R6,13,64 N051066034 RES TF 1 R1 N051085053 RES TF 1 R41...
  • Page 17 Part No Description Q’ty Location N051101757 RES CF 6 R2,3,5,22,24,46 N051101760 RES CF 2 R72,73 N051101780 RES CF 6 R47~52 N051101790 RES CF 3 R57,59,62 N051101791 RES CF 1 R34 N051103074 RES MF 4 R12,17,37,40 N051120030 RES TF 1 R28 N051125149 RES MF 4 R43~45,67 N051125202 RES TF...
  • Page 18 Part No Description Q’ty Location N052007823 CAP CER X7R 1 C4 C2,8,10,13,19,22- N052007824 CAP CER Z5U 27,32,34,42,49,53,56,180,181,183-188 N052007847 CAP CER NPO 1 C152,161 N052080001 CAP CER NPO 2 C154,155, N053000703 DIODE RECT GP SMT 1A S1A SMA 1206 1 D4 N053000712 DIODE SHTKY SIG 5NS LO-C SL 2 D5,6 N053000802 DIODE SWITCH SMT DL-35...
  • Page 19 Part No Description Q’ty Location N061010302 IC LOGIC SOP14 1 U7 N062001301 IC MPU MOTOROLA 1 U12 N062004905 IC IF UART W/FIFO＇S PLCC44P 1 U24 N062005532 IC MEM FLSH ROM 1MX16 70nS 1 U10 N062005704 IC GAL PLCC20,SMT 16V8A-150J 1 U21 N062100410 IC MEM SRAM 256kX16 55nS LOW PWR 1 U11 N062100416 IC MEMORY DRAM 1MX16 70nS(max)
  • Page 20 Part No Description Q’ty Location N041025307 HEADER .156"SP 4P YW396-04V 1 J2 N041030002 HEADER .1"SP SGL ROW 2P 1 J13 N041030003 HEADER .1"SP 3PIN 1 J15 N041030150 HEADER DUAL 0.1"SQR 50POS 1 U9 N041031110 JACK 1/4" STEREO 1 J39,40 N041031220 HEADER .1"SP DUAL ROW 20P 3 J7~9 N041034004 HEADER .098"SP 4P (22-03-5045) 1 J29...
  • Page 21 Part No Description Q’ty Location N053000722 DIODE SHTKY 3A 60V 1 D10 N055001127 IND CHOKE 22uh 2.0A 10% RAD 4 L3~6 N055001128 IND TOROIDAL 260UH 65TURN-0.5MM 1 L25 N055004301 EMI FILTER,DUAL 2 T1,2 N061008001 IC SW REGULATOR STEP DOWN REG 1 U40 N035040105 BATTERY COINCELL 3V, 195mah 4.1.5 ASSY CABLE...
  • Page 22 Part No Description Q’ty Location N013050801 CABLE SPEAKER TWEETER LEFT 1200mm N013050802 CABLE SPEAKER TWEETER RIGHT 650mm 4.1.6 Speaker Part No Description Q’ty Location N032024823 WOOFER SPEAKER 51/8"30W8Ω N032020522 TWEETER SPEAKER 22 PAGE...
  • Page 23 Chapter 5 Schematics 5.1 Block Diagram 5.2 Audio 5.3 POWER 5.4 Sound CPU 5.5 Sound Engine 5.6 Front Panel 23 PAGE...
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