Roland G-70 Service Manual 电路图.pdf

《Roland G-70 Service Manual 电路图.pdf》由会员分享，可在线阅读，更多相关《Roland G-70 Service Manual 电路图.pdf（89页珍藏版）》请在收音机爱好者资料库上搜索。

1、G-70Feb.2005 SERVICE NOTES Issued by RES Second edition SPECIFICATIONS2/3 DISASSEMBLY4 LOCATION OF CONTROLS6 EXPLODED VIEW (TOP)8 EXPLODED VIEW (BOTTOM)10 KEYBOARD PARTS LIST12 PARTS LIST 14/18 WIRING DIAGRAM20 INFORMATION UPDATING MUSICALDATA/OPERATIVE SYSTEM22 UPDATING OFMUSICALDATA23 FACTORYRESET

2、25 UPDATING OFTHE OPERATIVE SYSTEM26 CHECK THE SOFTWARE VERSION29 TEST MODE29 BENDER CALIBRATION45 TOUCH SCREEN CALIBRATION46 BLOCK DIAGRAM48 CIRCUIT BOARD (MAIN)50 CIRCUIT DIAGRAM (MAIN 1/14)52 CIRCUIT DIAGRAM (MAIN 2/14)54 CIRCUIT DIAGRAM (MAIN 3/14)56 CIRCUIT DIAGRAM (MAIN 4/14)58 CIRCUIT DIAGRAM

3、 (MAIN 5/14)60 CIRCUIT DIAGRAM (MAIN 6/14)62 CIRCUIT DIAGRAM (MAIN 7/14)63 CIRCUIT DIAGRAM (MAIN 8/14)64 CIRCUIT DIAGRAM (MAIN 9/14)66 CIRCUIT DIAGRAM (MAIN 10/14)68 CIRCUIT DIAGRAM (MAIN 11/14)70 CIRCUIT DIAGRAM (MAIN 12/14)72 CIRCUIT DIAGRAM (MAIN 13/14)74 CIRCUIT DIAGRAM (MAIN 14/14)76 CIRCUIT BO

4、ARD (AUDIO)78 CIRCUIT DIAGRAM (AUDIO 1/4)80 CIRCUIT DIAGRAM (AUDIO 2/4)82 CIRCUIT DIAGRAM (AUDIO 3/4)83 CIRCUIT DIAGRAM (AUDIO 4/4)84 CIRCUIT BOARD (HARMONY)86 CIRCUIT DIAGRAM (HARMONY 1/2)88 CIRCUIT DIAGRAM (HARMONY 2/2)90 CIRCUIT BOARD should the file be correct, it will start the updating. A prog

5、ression bar will show its status. ? At the end of the updating, switch off the instrument. D. Factory Reset ? Switch on the instrument. ? Press the switch MENU. ? Press the button “UTILITY” on the touch screen. ? Press “FACTORY RESET” ? Press “EXECUTE” and wait until the operation is completed. Mode

6、 2 - Updating the Operative System by means of USB connection A. Copy the operative system into the “UPDATE” directory of the built-in memory ? Connect the G-70 to a PC by means of a USB cable. ? Press the switch MENU. ? Press the button “USB DATA STORAGE” on the touch screen. ? Press “INTERNAL MEMO

7、RY”. A new G-70 virtual drive will appear on the Computer Resources (the directory “UPDATE” will be created within it). ? Open the folder previously created in the PC containing the operative system. ? Copy, selecting and drawing the file “G70_Ver_01_XX.sys” of the operative system from the PC into

8、the “UPDATE” directory of the built-in memory. - SYSTEM UPDATE - You can use Internal or Card Memory a) Put in the System file in the UPDATE Folder b) After copying, safely close USB connection from PC c) Press user PROGRAM switch (1) to update - SYSTEM UPDATE - You can use Internal or Card Memory a

9、) Put in the System file in the UPDATE Folder b) After copying, safely close USB connection from PC c) Press user PROGRAM switch (1) to update Updating by Card B: Update G-70_ xxxxxx_xxxxxx_Build xx. sys Power Off And power On again Feb.2005 2828 ATTENTION!, before withdrawing the USB cable and swit

10、ching off the instrument, disconnect the G-70 virtual drive from the PC by means of the appropriate function. NOT MAKING THE DISCONNECTION MAY CAUSE THE COPY OF THE FILES TO BE INCOMPLETE. B. Updating the operative system ? Switch on the instrument by keeping pressed the switch “DISK should the file

11、 be correct, it will start the updating. A progression bar will show its status. ? At the end of the updating, switch off the instrument. C. Factory Reset ? Switch on the instrument. ? Press the switch MENU. ? Press the button “UTILITY” on the touch screen. ? Press “FACTORY RESET” ? Press “EXECUTE”

12、and wait until the operation is completed. Mode 3 Updating the Operative System by means of a Floppy Disk (Rescue Mode) The Rescue Disks are meant to resume a first operative system. Once the recovery is carried out, update the G-70 with the latest version by means of the normal procedures described

13、 above. A. Preparation of the Rescue Disk ? Format the floppy disk by means of a PC. ? Decompress the file “Disc 1.zip” and copy its content into the floppy disk “Disk1”. ? Perform the same operation for the Disc 2 and following ones. B. Updating the operative system ? Switch on the instrument by ke

14、eping pressed the switches “USER PROGRAM 1” and “USER PROGRAM 2”. ? Insert the disc “Disk1” into the G-70s floppy drive. The G-70 will start the updating. Red horizontal bars will show its status. Green and black horizontal bars will show the end of the updating of disc 1. ? Switch off the instrumen

15、t. ? Switch on the instrument again by keeping pressed the switches “USER PROGRAM 1” and “USER PROGRAM 2”. ? Insert the disc “Disk2” into the G-70s floppy drive. The G-70 will start the updating. Red horizontal bars will show its status. Green and black horizontal bars will show the end of the updat

16、ing of disc 2. ? Switch off the instrument. ? Perform the same operations for the remainder discs. G-70 2929 CHECK OF THE SOFTWARE VERSION WITH THE INSTRUMENT SWITCHED ON With the instrument switched on, check the software version by pressing the switch MENU and then by selecting on the display, the

17、 ambient UTILITY and then INFO. The display will show the software version and its date. PROCEDURE TO CHECK THE SOFTWARE VERSION WHEN SWITCHING ON Switch on the instrument keeping pressed the switch MUSIC ASSISTANCE; after a few seconds the display will show: To exit the video press the Exit button:

18、 the instrument will show the main video. TEST MODE There are two test modes: A) Switch on the instrument by pressing the switches VARIATION 1, MAIN and VARIATION 4 in the “STYLE CONTROL” section. Wait until the display shows the first page of the main menu of the tests. B) With the instrument on, b

19、y proceeding in the following way: Switch on the instrument and wait until the master video is displayed. Pressing the switches VARIATION 1, MAIN and VARIATION 4 in the “STYLE CONTROL” section, the display will show the first page of the main menu of the tests. Pressing the switch LIST, the display

20、will show the second page of the main menu of the tests. FIRST GROUP OF TESTS ( * TEST MENU ( 1 / 2 ) *) * TEST MENU ( 1 / 2 ) * 1. SWITCH to revert to the Main Menu video, press EXIT. * TEST MENU ( 2 / 2 ) * 1. VIDEO OUTPUT 2. AUDIO TEST 3. KEYSCAN 4. 5. 6. 7. PITCH CALIBRATION 8. SAVE SISTEM ON CA

21、RD Press LIST to scroll menu * SWITCH If you press the USER PROGRAM 2, all the GREEN LED buttons will light; If you press the USER PROGRAM 3, all the BLUE LED buttons will light; If you press the USER PROGRAM 4, all the two-colour (ORANGE) LED buttons will light; If you press the USER PROGRAM 4, all

22、 the LED buttons will light; Please refer to the following chart: LED COLOUR BUTTONS NAME STYLE CONTROL SECTION? (INTRO - NAIN - END / RIT) MARK Pressing USER PROGRAM 2 button, you can enter in the “blue” section test. 4.1 - TOUCH SCREEN CALIBRATION Press the USER PROGRAM 1 button the display shows:

23、 Press this point - TOUCH SCREEN CALIBRATION - 1 2 3 4 Calibrate the Touch Screen position as mentioned below. Use the original pen (Touch Pen for PMA-5, code 00900545). Touch with the pen the Touch Screen corners in the middle of the “+” symbol following the numbering shown in the picture. When the

24、 G-70 recognizes the touch, the symbol “+” changes into “0”. The writing “PRESS THIS POINT” should appear to show the correct order. During the calibration, we recommend not to touch any other point expect for the ones shown with the writing “PRESS THIS POINT”. After touching the four points, the ca

25、libration is over and the display will show one of the following videos: In case of a positive outcome of the calibration. * TOUCHSCREEN * 1 : CALIBRATION 2 : TOUCH X, Y Press EXIT to Skip Calibration OK Feb.2005 3434 In case of a negative outcome of the calibration. Should the calibration fail, the

26、 operation has to be repeated from the start. Press EXIT to continue with the following check. 4.2 - X - Y TOUCH SCREEN TEST Press the USER PROGRAM 2 button, the display shows: Pass with the original pen above the display in the dark area in horizontal first, from the right side to the left side and

27、 check that the X value on the display is progressively from 0 to 320. After go up and down and check that the Y value is progressively from 0 to 240. Some variations minimum or maximum +/- 5% may take place. To revert to the Main Menu video, press EXIT. 5 - MASS STORAGE Press the USER PROGRAM 5 but

28、ton the display shows: * MASS STORAGE * 1. FLOPPY CONTROLLER 2DD 2. FLOPPY CONTROLLER 2HD 3. PCMCAI COMPACT FLASH 4. NAND FLASH 5. FORMAT NAND FLASH 6. USB Press EXIT to Skip * TOUCHSCREEN * X = Y = Press Exit to Skip. NG. Calibration G-70 3535 Press the USER PROGRAM 1 the display shows: Insert a fo

29、rmatted diskette 2DD into the driver to carry out the test. After a while, the display shows: Afterwards, the display shows: At the end, if the result is OK the display shows: If a protected disk is inserted, the display shows: *WRITE PROTECTED MEDIA ERROR* EJECT DISK AND PRESS EXIT. If you do not i

30、nsert any diskette 2DD, the display shows: * Insert a 2DD Disk , Please* If the result of the test is negative, the display mentions one of the following errors: READ ERROR, WRITE ERROR, DISK TEST ERROR, * NO SUCH FILES / DIRECTORY * If the result is ok, the display mentions* DISK TEST OK . * Extrac

31、t the FDD. * FLOPPY CONTROLLER 2DD * Insert a 2DD DISK, please. Press EXIT to Skip. * FLOPPY CONTROLLER 2DD * * DISK TEST OK . * Eject disk and press EXIT * FLOPPY CONTROLLER 2DD * Checking disk type, Wait Please. Press EXIT to Skip. * FLOPPY CONTROLLER 2DD * Testing , Wait Please. Press EXIT to Ski

32、p. 5.1- 2DD FLOPPY DISK CONTROLLER Feb.2005 3636 5.2 2HD FLOPPY DISK CONTROLLER Press the USER PROGRAM 2 button to carry out the 2HD test. Use the same procedure stated in 5.1 FLOPPY DISK CONTROLLER 2DD To revert to the MASS STORAGE, press EXIT. Attention: Use only a formatted diskette 2DD and 2HD t

33、ype. To revert to the Main Menu, press EXIT. 5.3 - PCMCIA COMPACT FLASH TEST Press the USER PROGRAM 3, the display shows: When you insert your card into the slot, the test will be carried out, the display shows: If the test is OK the display shows: If the test fails, the writing CARD TEST ERROR shou

34、ld appear. To revert, press EXIT. 5.4 - NAND FLASH TEST ? Press the USER PROGRAM 4 button, the display shows: If the Test fails, you should carry out the ” 5.5 NAND FLASH FORMAT “ To revert, press EXIT. * PCMCIA COMPACT FLASH * Insert Card, please. Press EXIT to Skip. * NAND FLASH * * TEST OK * Pres

35、s EXIT to Skip. * PCMCIA COMPACT FLASH * *CARD TEST OK * Eject Card and press Exit * PCMCIA COMPACT FLASH * wait please checking . Press EXIT to Skip. G-70 3737 5.5 - FORMAT NAND FLASH ? Press the USER PROGRAM 5 button, the display shows: To revert, press EXIT. 5.6 - USB ? Press the USER PROGRAM 6 b

36、utton, the display shows: Once the USB cable is connected to the PC, the display shows: To revert, press EXIT. Press the EXIT button again to revert to the Main Menu video. 6 - HARMONIZER ? Press the USER PROGRAM 6 button, the display shows: Make sure that the display shows the version 1.0. Pressing

37、 EXIT the display will revert to the Main Menu. * NAND FORMAT * * FORMAT OK * Press EXIT to Skip * HARMONIZER * * Harmony Board Ver. 1.0 * Press EXIT to Skip. * USB MASS STORAGE * Connect USB cable to PC please. Press EXIT to Skip. * USB MASS STORAGE * Connection USB OK Press EXIT to Skip. Feb.2005

38、3838 7 - MIDI pressing the HOLD button in “MUTE OFF” will resume the sound. Pressing EXIT, the instrument will revert to the main video. * BUZZER * Press LIST switch Press EXIT to Skip * MUTE * Press HOLD switch MUTE OFF / ON Press EXIT to Skip G-70 4343 2.7 - METRONOME Remain in the main video (* A

39、UDIO OUTPUT *) and press the USER PROGRAM 7 button, a METRONOME sound will be heard coming from the OUT Metronome output of the G-70. Action : Insert the headphones into the appropriate OUT Metronome socket located in the rear of the bottom cabinet. Pressing the USER PROGRAM 7 button, a Metronome so

40、und will be heard in the headphones: check the volume adjustment by means of the potentiometer placed near the socket. 2.8 - WAVE SRX COMPLETE ( Take long time ) ? Press the USER PROGRAM 8 button, the display shows: If the SRX card has been inserted into the appropriate slot located on the right sid

41、e of the bottom cabinet, the test senses the type of card and its checksum. The display will show OK or ERROR. Pressing EXIT, the instrument will revert to the main video. 3 - KEYSCAN TEST ? Press the USER PROGRAM 3 button, the display shows: Pressing any key of the keyboard will make a piano sound

42、be heard. The display will show the number of the key (XX) and the dynamics value (XXX). Pressing EXIT, the instrument will revert to the main video. 7 - PITCH CALIBRATION ? Press the USER PROGRAM 7 button, the display shows: Place the Bender lever at the center and press the SET LIST SW button, the

43、 display will show: * WAVE COMPLETE * Wave ROM 0 OK Wave ROM 1 OK Wave ROM 2 OK Wave ROM 3 OK Wave ROM 4 OK Wave ROM 5 OK Found SRX : SRX 03 Studio SRX Checksum : ACDFA4AE Press EXIT to Skip * KEYSCAN * Note num : XX Velocity : XXX Press EXIT to Skip. * BENDER CALIBRATION * Calibrating the CENTER PO

44、SITION : Release The Pitch Bend lever, Press LIST SW * BENDER CALIBRATION * Calibrating the HARD LEFT POSITION : Move Pitch Bend lever to the left and press LIST SW Feb.2005 4444 Move the Bender lever completely to the left and press the SET LIST SW button, the display will show: Move the Bender lev

45、er completely to the right and press the SET LIST SW button, the display will show: Release the Bender lever at the center and press the SET LIST SW button, the display will show: Push the Bender lever completely to the center and press the SET LIST SW button. To confirm the calibration, the instrum

46、ent exits the test, resets itself and reverts to the video of the main menu. 8 - SAVE SYSTEM ON CARD (INTERNAL USE ONLY) * BENDER CALIBRATION * Calibrating the HARD RHIGT POSITION : Move Pitch Bend lever, to the Right and press LIST SW * MODUL CALIBRATION * Release the Modulation Lever : Press the L

47、IST SW * MODUL CALIBRATION * Press the Modulation Lever To the back of the G-70 and press LIST SW G-70 4545 HOW TO ENTER IN BENDER CALIBRATION UPON SWITCH ON. Switch on the instrument keeping the “ASSIGN SW 1 ” button pressed. After a few seconds the display will show: Place the Bender lever at the

48、center and press the ASSIGN SW 1 button, the display will show: Move the Bender lever completely to the left and press the ASSIGN SW 1 button, the display will show: Move the Bender lever completely to the right and press the ASSIGN SW 1 button, the display will show: Release the Bender lever at the center and press the ASSIGN SW 1 button, the display will show: Push the Bender lever completely to the center and press the ASSIGN SW 1 button. To confirm the calibration, the