ROLAND A 90
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Extracted text from ROLAND A 90 (Ocr-read)
Page 1
Jan. 1996
A-SCI/EX
A-90/EX
EXFANEIAELE CONTROLLER
TABLE OF CONTENTS
SPECIFICATIONS
LOCATION OF CONTROLS
EXPLODED VIEW
EXPLODED VIEW PARTS LIST
BLOCK DIAGRAM
KEYBOARD PARTS LIST
KEYBOARD DISASSEMBLY
PEDAL UNIT PARTS LIST
TEST MODE
SAVING AND LOADING USER DATA
INITIALIZING THE INTERNAL RAM
UPGRADING THE FLASH ROM SOFTWARE VERSION
CIRCUIT BOARD (KEYBOARD PA-4A88AFT-F ASSEMBLY)
CIRCUIT DIAGRAM (KEYBOARD PA-4A88AFT-F ASSEMBLY)
CIRCUIT BOARD (MAIN)
CIRCUIT DIAGRAM (MAIN)
CIRCUIT BOARD (PANEL L)
CIRCUIT DIAGRAM (PANEL L)
CIRCUIT BOARD (PANEL R)
CIRCUIT DIAGRAM (PANEL R)
CIRCUIT BOARD (JACK B)
CIRCUIT DIAGRAM (JACK B)
CIRCUIT BOARD (JACK A / AFT)
CIRCUIT DIAGRAM (JACK A / AFT)
CIRCUIT BOARD (PS-TR)
CIRCUIT BOARD (CARD)
CIRCUIT DIAGRAM (PS-TR)
CIRCUIT DIAGRAM (CARD)
E xX
fit? ------------
Will/El
RAKE --
MKIH°
7|] 7 7. . . . .
fififl-y U 1 b
fiflfififigflfi
N51714:, («IT
7-K |~-T:-|~ ---------------
1-f-?-9®t-
WEISRAMWTMM: ----------
7 3 'y >1ROMm/{-~;a >77 ~y 7075;; ............
gm. (KEYBOARD PA-4A88AFF-F ASSEMBLY) - -
Efifil KEYBOARD PA-4A88AFT-F ASSEMBLY) - .
(
:ETIEI (MAIN) -------
WEE! (MAIN) -----
Evil (PANEL L) -
ERIE (PANEL L)
£1)?! (PANEL R)
mam (PANEL R)
Emil (JACK B) -----
IEIESI (JACK B) -----
£15112! (JACKA/AFT)
Elfiél (JACK A/AFT) -
Eflifll (PS-TR) ~-
ETIEI (CARD) -~
BREE (PSTR) --
ELSE (CARD) ----------
SERVICE NOTES
First Edition
sued by RJA
7b:
@Roland 17059830
Copyright © 1996 by ROLAND CORPORATION
Printed in Japan AFFO (DP) 1