Roland DisCover 5 Service Manual 电路图.pdf

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1、Discover5Dec, 2002 1 SERVICE NOTES Issued by RES First edition SN00066K6018496Printed in Italy (H00) (AD) Copyright 2002 by ROLAND CORPORATION All rights reserved. No parts of this publication may be reproduced in any form whithout the written permission of ROLAND CORPORATION. AAAAAAA A A BB A AA A

2、A A A A A B SELF TAP.SCREW 3.5X13 TC TC code: J2289116 SCREW 2.9X10 TC TC PR BRUN code: J2289254 A A Specifications: Keyboard:61 Keys Touch Sensitive (TP-7BA) Sound source:PCM samples Max polyphony64 voices Tones1422 on 20 Mbytes PCM Samples Drum Kits44 incl. ORIENTAL Drum Set Multitimbral parts19 C

3、ompatibilityGM2/GS Display type +12V;-12V 28 CN31 28 28FE_ST_VK_N CN21 53014-0710 7 5045-07A CN25 LCD CONTR. PCB ASSY CN24 7 B7B-PH-K-S HARMONY PCB ASSY 5045-09A CN9 53014-0810 CN7 8 TOUCH SCREEN CN7CN1 52043-0410006216012100808 CN23 53014-1310 13 13CN2 53014-1310 7 B7B-PH-K-S CN6 CN27 53014-0310 3

4、3 CN5 53014-0310 CN7 53014-0810 14 53014-0610 6 CN7 CN8 53014-0610 CN15 53014-0710 7 D.BEAM PCB ASSY 5 53014-0510 CN3 53014-041053014-121053014-1010 CN5CN6 11 CN10 6 AMPC1-2716P LCD CONTRAST 3 CN3 3 VIDEO J VIDEO VIDEO CN 17 9 CN1 CN2 CN3 CN5 9 4 3 5 CN 16 CN 15 CN 14 4 3 53 5045-03A CN 30 3 5045-03

5、A CN18 8 CN4 124 412 5045-06A CN4 5045-06A CN1 Volume VOICE 53014-0710 CN1 1212 Volume HARMONY Volume RIGHT POTENT. PCB ASSY FREEZE CONT. PCB ASSY 6 53014-0610 CN1 53014-0510 CN2 57 53014-0710 CN1 CN3CN9 CN1CN2 CN2CN4 AMPC1-2714P AMPC1-2714P AMPC1-2714P 14 14 14 AMPC1-2714P AMPC1-2714P AMPC1-2714P A

6、MPC1-2714P 14 1414 14 6 CN4 53014-0910 53014-0910 53014-0410 53014-0410 53014-0310 53014-0310 53014-0510 53014-0510 53014-1010 53014-0610 CN5 53014-0810 CN2 CN11 53014-0810 MIC/LINE IN 53014-0310 3 CN13 53014-0310 3 CN10 6 B3B-PH-K-S B3B-PH-K-S INLET PCB ASSY CN1 CN1 CN2 CN2 2 2 7 7 LEFT POTENT. PCB

7、 ASSY LEFT CONTROL PCB ASSY CENTRAL CONTROL PCB ASSY RIGHT CONTROL PCB ASSYINVERTER PCB ASSY SMART MEDIA PCB ASSY MIDI PCB ASSY PHONE PCB ASSY 1 2 3 4 14 12 13 11 9 6 8 5 10 7 6 5 6 5 5 6 7 6 5 5 16 17 15 23 2221 20 18 19 5 WIRING DIAGRAM 1K34682697P CABLE (50) -2C P.2.5 D/R 277735220009P CABLE ASSY

8、 (14) -2C P.2 D/R 377734060004P CABLE ASSY (20) -2C P.2 D/R 477735190001P COAXIAL CABLE (20) 2C P.2 D/R 57773516000WIRING ASSY (POT/AUD/MB/CNTR./HEAD/D.B) 67773517000WIRING ASSY (POT/AUDIO/MB/R.CONTROL) 77773515000WIRING ASSY (LCD/MAIN/AUDIO) 877703060005P CABLE (8) -2C P.2 D/R VA-5 976995170006P CA

9、BLE ASSY (24) -2C P.2 10K34681564P CABLE (90) 2C D/D 1177735180002P AWG18 CABLE ASSY 1N/1B (8) 2C 1277710060003 CABLE ASSY 2N/1R (130) -2C 4P D/D 1377735200007P CABLE ASSY (14) -2C P.2,5 JST/AWG22 1476994070005P CBL ASSY (28) -2C P.2 15K346827128P MYLAR CABLE (40) 1.25B SMCD28X350 1676972200018P CAB

10、LE (32) -2C 17K34681719P CABLE (22) -2C D/R 1877735210005+1P COAXIAL CABLE ASSY (20) 2C P.2 D/R 19K34682709P CABLE (12) -2C P.2.5 D/R 20K34682683P CABLE (20) -2C P. 2.5 D/R 21K346818616P FLAT CABLE (36) -2C 22K346816616P FLAT CABLE (44) -2C 23K346814634P FLAT CABLE (26) -2C Discover5Dec, 2002 7 PART

11、S LIST Discover5 (117V/230V/230VE/240VA) When ordering any parts listed in the parts list,please specify the following items in the order sheet. QTYPART NUMBERDESCRIPTIONMODEL NUMBER Ex.1022575241Sharp KeyC-20/50 152247017300Knob (orange)DAC-15D Failure to completely fill the above items with correc

12、t number and description will result in delayed or even undelivered replacement. CONSIDERATION ON PARTS ORDERING AUD= Audio Board CCB= Central Control Board DBM= D-Beam Board FR= Freeze Control Board HA= Harmony Board INV= Inverter Board LB= Left Contact Board LCB= Left Control Board LCD= LCD Contro

13、l Board LPB= Left Potentiometer Board MB= Main Board MI= Midi Board RB= Right Contact Board RCB= Right Control Board RPB= Right Potentiometer Board PHB= Phones Board PRB= Primary Board SM= Smart Card Board XPGS4 = XPGS4 Board NOTE: #The parts marked # are new (Initial Parts). AThe parts marked A are

14、 new (Initial Parts).for RES but already used by RJA The parts marked have Safety - Related characteristics. Use only listed parts for replacement. Component for EMC. N No ot te e : :Replacement should be made on a unit basis. No replacements available for individual parts. Replacement only be a uni

15、t. ! ! ! ! SAFETY PRECAUTIONS : The parts marked have safety-related characteristics. Use only listed parts for replacement. ! ! KEYBOARD PARTS LIST 61 KEY TP/7BA 2 KEYBOARD ASSY code 7626921001 DODO 61-KEY KEYBOARD TP/7BA 2code 7626921001 1 2 3 4 5 6 7/8 9 11 10 PARTSPARTSPNAME DOUBLE HEADED SPRING

16、 NATURALATURALAKEY C5DO RE MI FA SOL LA SI DO ( F ) NA AKEY D6 NA AKEY E7 NATURALATURALAKEY F1 NATURALATURALAKEY G2 NATURALATURALAKEY A3 NATURALATURALAKEY B4 NATURALATURALAKEY C8 SHARP KEY SCREWTCTCPR TROP 12PACTA 13P RUBBER CONTACTTACTT RIGHT Pressing the button TONE/USER PROGRAM 2 you enter in the

17、 display darker area test. Press EXIT to skip. Touch Screen calibration Pressing the button TONE/USER PROGRAM 1, the display visualizes: * TOUCH SCREEN TEST * 1 : Calibration 2 : Touch X, Y Press EXIT to Skip * KEY SCAN TEST * Note num : XX Velocity : XXX Press EXIT to Skip. 012345678901234567890123

18、45678 01234567890123456789012345678 01234567890123456789012345678 01234567890123456789012345678 01234567890123456789012345678 01234567890123456789012345678 01234567890123456789012345678 Follow the instructions below in order to calibrate the Touch Screen. Touch with a pen the corner of the Touch Scr

19、een on the point +, following the order indicated in the picture above. When the instrument recognizes the touch, the symbol + turns into O. In order to help you following the correct order, the writing PRESS THIS POINT appears. During the calibration, dont touch any other point except those indicat

20、ed. After touching the four points, the calibration step is ended and the display shows one of the following writings. In case the calibration operation is successful. In case the calibration operation fails. In case of failure, the operation must be repeated from the beginning. Press EXIT to go on

21、to the following test. Touch Screen X - Y Test Pressing the button TONE/USER PROGRAM 2, the display visualizes: Go with the pen on the darker area of the display horizontally from the right to the left hand and check that the X value on the display goes from 0 to 320. Then go from the top to the bot

22、tom and check that the Y value goes from 0 to 240. Highest and lowest values can vary of +/- 5%. Press EXIT to leave this test and go back to the main menu. 6SMART MEDIA CHECK Pressing the button TONE/USER PROGRAM 6, the display visualizes: Insert the protected Smart Media card, the display visualiz

23、es: Take out the protected Smart Media card, the display visualizes: * SMARTMEDIA TEST * Insert an UNPROTECTED card, please. Press EXIT to Skip. * SMARTMEDIA TEST * Remove the card, please. Press EXIT to Skip. * SMARTMEDIA TEST * Insert a PROTECTED card, please. Press EXIT to Skip. Touch X - 1 Touch

24、 Y - 1 Press Exit to Skip. NG. Calibration Calibration OK 13 14 Discover5Dec, 2002 Insert the protected Smart Media card, the display visualizes: Then, the display visualizes: After a few seconds, in case the test is successful, the display visualizes: Press EXIT to skip and go back to the main menu

25、. 7HARMONIZER CHECK Pressing the button TONE/USER PROGRAM 7, the display visualizes: Make sure that the display visualizes version 1.0. Press EXIT to go back to the main menu. 8MIDI ( b) ERROR in case the test fails. Press EXIT to skip. 2VIDEO OUTPUT CHECK Before carrying out this check, connect the

26、 Discover5 VIDEO OUTPUT to the AV socket of a TV, by means of a shielded cable. Pressing the button TONE/USER PROGRAM 2, the display visualizes: Make sure that the display on the TV is well defined. 3AUDIO CHECK Pressing the button TONE/USER PROGRAM 3, the display visualizes: * AUDIO TEST * 1 SINE W

27、AVE 100 Hz 2 SINE WAVE 1000 Hz 3 SINE WAVE 5000 Hz 4 SINE WAVES OFF Press EXIT to exit * VIDEO OUTPUT TEST * 1. PAL 2. NTSC Press EXIT to Skip. * FLASH TEST * *OK* Press EXIT to Skip. * TEST MENU ( 2 / 2 ) * 1. FLASH 2. VIDEO OUTPUT 3. AUDIO TEST 4. DISK TEST 5. 6. 7. 8. Press GROUP to scroll menu D

28、iscover5Dec, 2002 Put the VOLUME potentiometer at MAX. Pressing the button TONE/USER PROGRAM 1, you hear a sinu wave sound of 100 Hz on the Right and Left outputs. Pressing the button TONE/USER PROGRAM 2, you hear a sinu wave sound of 1000 Hz on the Right and Left outputs. Pressing the button TONE/U

29、SER PROGRAM 3, you hear a sinu wave sound of 5000 Hz on the Right and Left outputs. Note:The measurements on the R/L outputs have to be carried out with the jacks inserted into the outputs. The sounds coming out from the R/L Mono channels are mixed and can be adjusted by the VOLUME potentiometer. A

30、sinu wave sound comes out of the RIGHT and LEFT channels outputs. Its frequency and amplitude are measured in VpPROGRAM by an oscilloscope and should have the values shown below (possible variation: +/- 5%). Press EXIT to skip. 4DISK CHECK Pressing the button TONE/USER PROGRAM 4, the display visuali

31、zes: Insert a formatted disk into the driver in order to carry out this test: After a few seconds, the display visualizes: If you dont insert a protected disk, the display visualizes: *WRITE PROTECTED MEDIA ERROR* EJECT DISK AND PRESS EXIT. If the test fails, the display visualizes one of the follow

32、ing writings: READ ERROR, WRITE ERROR, VERIFYING. CAUTION: Use a HD type formatted disk only. Press EXIT to skip. * FDC TEST * * DISK TEST OK . * EJECT DISK AND PRESS EXIT Press EXIT to Skip. * FDC TEST * Insert DISK, please. Press EXIT to Skip. Button Wave shape Frequency (Hz) Output Volt (mVpp) 1

33、SINE WAVE 100 Hz R/L Min 690 Max 735 2 SINE WAVE 1000 Hz R/L Min 760 Max 840 3 SINE WAVE 5000 Hz R/L Min 150 Max 170 HOW TO ENTER TOUCH SCREEN CALIBRATION BY SOFTWARE Turn the power on by keeping pressed the button VERSE in the MARK JUMP section. The display visualizes: Note: Once youve entered the

34、calibration check, you cannot exit until the operation is completed. HOW TO CALIBRATE THE TOUCH SCREEN BY SOFTWARE Calibrate the TOUCH SCREEN position by using a pen. Touch with a pen the corner of the Touch Screen on the point +, following the order indicated in the picture above. When the instrume

35、nt recognizes the touch, the symbol + turns into O. In order to help you follow the correct order, the writing PRESS THIS POINT appears. During the calibration, dont touch any other point except those indicated. After touching the four points indicated, the calibration step is ended and the display

36、shows one of the fol- lowing writings. In case the calibration operation is successful, the instrument resets and go back to the normal working. In case the calibration operation fails, you have to repeat the calibration operation again. NG. Calibration Calibration OK 15 16 Discover5Dec, 2002 HOW TO

37、 CALIBRATE THE PITCH BENDER BY SOFTWARE Turn the power on by keeping the button TOP pressed. After a few seconds, the display visualizes: Place the Bender lever at half-stroke and press the button FADE OUT/ IN. The display visualizes: Place the Bender lever to the left and press the button FADE OUT/

38、IN. The display visualizes: Place the Bender lever to the right and press the button FADE OUT/IN. If the calibration is successful, the instrument exit from test mode, resets and go back to the initial display. HOW TO INITIALIZE THE INTERNAL SETTINGS BY SOFTWARE Turn the power on by keeping the butt

39、on COVER pressed. After a few seconds, the display visualizes: If the initialization is successful, the instrument exits from test mode, resets and go back to the initial display. - FLASH PARAMETER LOAD - WAIT PLEASE - PITCH BENDER CALIBRATION - ALL RIGHT POSITION Then Press Fade OUT/IN Key - PITCH

40、BENDER CALIBRATION - ALL LEFT POSITION Then Press Fade OUT/IN Key - PITCH BENDER CALIBRATION - CENTER POSITION Then Press Fade OUT/IN Key A B C D E F G H I L M N O P Q R S T U J K 1234567891012131415161718192021222324252627282930 17 11 Discover5Dec, 2002 BLOCK DIAGRAM XRST 10MHz 20MHz ADDRESS BUS DA

41、TA BUS CS BUS VCC D0- 15D0- 15 DRAM FLASH RAS,CAS A0- 21D0- 15 XRP XWP A1- 20 XRAS CAS XCS6 XCS4 XCS2 XRST PA8 A0- 5,19- 21 D0- 7 XCS4XCS2 SH GA CKINCKOUT XECS SS0- 3 LS0- 3 XSSENLLCK XRST PD0- 7 CK X1 XTAL KEYBOARD 3.5 FDD IC20 XRST CLKXCS A0,1 D0- 7 KEY SCAN FDC D0- 7 A0 OSC1 XRES XCS LCD CNTR VD

42、VIDEO SRAM AD 20MHz IC10IC3 SH- uC PORT1 VA 1/4 VGA VOLUME DECODER DECODER LATCH DRIVER DRIVER IC5,IC6 IC1,IC2 PHOTO FOOTFOOT SWITCHINOUTTHRU BUFFERBUFFER BUFFER CONTROL PCB ASSY PEDALS +12V ANG - 12V ANG SWITCHING IC6IC5 AC INLET POWER SWITCH INVERTER INVERTER PCB ASSY LCD IC4 POWER SUPPLY IC7 MATR

43、IX SWITCH LED MATRIX XRSTXCS A0,1 D0- 7 PEDALSWITCH SUSTAIN RX1 TX1 LCD CONTRAST ALPHA DIAL PART- BAL VR3 BUFF. BUFF. PB3- 7 AN0,6,7 AN3,5 IC1 RELAY IC4 PHONES PCB ASSY L/M R MASTER LPF LPF +5V DIG +5V LCD +5V FLOPPY RESET IC5 IC1 XPORT PORT D0- 1 IC8 SCSIRST MUTE XRST WVOUT RL1IC14 IC11 IC12 0,2,4-

44、 9 IC21 A1- 12 XCE0,1 IC16 X2 16MHz XTAL MAIN PCB ASSY AUDIO PCB ASSY IC3,IC4Q1- Q11 MIDI OUTPUT 1 IC5 MUTE DEBOUNCE IC10;IC11;IC12;IC13 IC9 D BEAM AN4 IC26;IC27;IC28;IC29 D.BEAM PCB ASSY D216;D215;Q16;IC10 LCD ADAPTER 16Mbit XPGS4 PCB ASSY RX1TX1 RX0 TX0 AUDIO OUT AUDIO IN1 16Mbit TOUCH SCREEN TOUC

45、H SCREEN LOGIC CS AN 1,2 AN0,1,2 SMART MEDIA A0- 3 INTERFACE SMART MEDIA IC17 D0- 15 XIDE BENDER & MODULATION 61TP - 7BA +5V VIDEO OUT XRST CLK D0- 7 SUBCPU A0- 7 XCS IC13 RX2RX3 TX3TX2 AUDIO OUT HARMONY PCB ASSY AUDIO IN +5V +12V- 12V MIKE INPUT L/M R OUTPUT HARMONY A1DU2L3B034 IC107 I/V IC108 I/V

46、SEL 3 1 2 3 1 2 8 7 3 2 4 5 1 312 1 2 8 7 3 2 4 5 1 23 1 46 5 8 7 3 2 4 5 1 312 1 4 2 5 31 4 2 5 31 4 2 5 3 312 3 1 2 MIDI PCB ASSY PRIMARY PCB ASSY A B C D E F G H I L M N O P Q R S T U J K 1234567891012131415161718192021222324252627282930 18 11 Discover5Dec, 2002 MAIN PCB ASSYASSY 7773502001 View

47、from component side View from solder side A B C D E F G H I L M N O P Q R S T U J K 1234567891012131415161718192021222324252627282930 19 11 Discover5Dec, 2002 CIRCUIT DIAGRAM (MAIN PCB ASSY) CONTROL BUS ADDRESS BUS DATA BUS A0.21 D0.15 AFTER_TOUCH BENDER MODULATION EXPRESSION BALANCE To RIGHT CONTR.

48、 B (CN1) TO AFTER TOUCH LSSC7 VLCD RESET MIDI- A RX XRST MODULATION BENDER PART_BAL FOOT PED. AFT DBEAM DBEAM TOUCHY TOUCHX TOUCHX TOUCHY REFGND REF5V MODULATION BENDER PART_BAL - VCC AGND VCC PMUX2 PMUX1 PMUX0 TOUCHY TOUCHX To MIDI B. (CN1) MIDI- A TX TO AUDIO B. (CN7) RXD1 XRST RXD0 TXD1 TXD0 BCKC

49、 SDDA1 OUTP1 256FS XRST DGND TO XPGS4 B. (CN1) RXD1 TXD1 XRST DGND AGND LEFT AGND RIGHT TO AUDIO B.(CN18) XRD XIPC XIPCINT XWRL A0.7 D0.7 10MHz XRST SOUT3 SIN3 SOUT4 SIN4 KEYSCAN SECTION D0.7 A0.1 XRD XWRL XKEY XKEYINT XRST 10MHz XRD XWRL XFDC XFDCINT XDACK1 XDREQ1 XFDCDEND A0.1 D0.7 XIDXINT RDYCNTL FDCCONT XFDCRST BEAM CONTR. SECTION BCLK XRST DBV SDDA OUTP1 BCKC MUTE 256Fs OUT_LE