ROLAND JD 800

Page 1

Apr.1991

JEI-SL-JCI

FFIL-JGF'IAMMAELE SYNTHESIZEFI

J D-8OO

SERVICE NOTES

First Edition

SPECIFICATIONS it?

.Keyboard ~~~~~~~~~~~~~~~~~ :Weightedramion 61keys .Wzight ~~~~~~~~~~~~~~~~~~~~~~ :15,0 kg
(with velociw and channel aerrIouch) 3341 lbs

.Maximum polyphonvw :24 voices .MlDI channel :1-166h

:DATA card x I

2 .P z :Part 1 to 5.5mm pan com slots
TABLE OF CONTENTS/Em Page .Nla:rrlsories :Imernal (INT): WAVEFORM card x 1
System setup 1 .Inpms ~~~~~~~~~~~~~~~~~~~~~~~~ :HOLD PEDAL
SPECIFICATIONS {12$ ------------------------------------ 1 Patch 64 EXT CONTROLL
PANEL /<$Ilz ~~~~~~~~~~~~~~ 2 Special Semp 1 MIDI IN
EXPLODED VIEW 5}»? ~~~~~~~~~~~~~~ --3-5 DATA card (CARD): OOutputs-~- :MIX OUT L/R
DISASSEMBLY/ ASSEMBLY figfifijfllfi -------------------------------- 6 System ssxup 1 DIRECT OUT L/R
KEYBOARD $93 ...................................... 6- 8 Pam} 54 MIDI OUT/THRU
IDENTYFING VERSION NUMBER /<-§ a /§%®§E§fiifi ~~~~~~~~~~~~~~~~~~~~~ 9 Specnal setup 1 V PHONES
RESTORING THE FACTORY PRESETS 7 7 0 l~ U - ~ 7' U 1! 9 km: EDS-ii ~~~~~~~~~~ 9 :IEn't'emaI waves :;0e| d :2::29;;:::umpnonm- :23: (lggvgfisgfgg (230v,24ov>
ADJUSTMENT flag ......................................... 9 acts ~~~~~~~~~~~ : Inge mo 9: ~~~~~~~~
DATA SAVE AND LOAD 9-9ot-7/D~ 16037552 ~~~~~~~~~~~~~~~~~ 9 3 bar? 50- m j 33233334 01 13439825
CIRCUIT DISCRIPTION Egg?! ................... 10-18 girsgagglzcaszzrmmenhance, 230v I 220v DNS EC2IJO J06 1222:3333
' ............ . . r v . r : -
PARTS LIST I\_ J X I 14' 5 Mix out filter 24OVA: 240v 3P SC4IS-J06 13439814F0
BLOCK DIAGRAM 71:1 90. """"""""""""""""" 16 Multi mode 24ovE A UK BBS742-BBG791 23495110
CIRCUIT BOARD (MAIN) gag (X4 y) ........................... 17 3 banC E0 Owner's Manualset
CIRCUIT DIAGRAM (MAIN) [PIKE (2(4)) ~~~~~~~~~~~~~~~~~~~~~~~~ 18, 19 ' - .
2 . Reverb, Chorus + Rsverb. Delay + Revert), EngIIsh I 26045448
CIRCUIT BOARDS (VOLUME_L and ENCODER) §IEEI (7k U :I -A L,I V II --5') """""" 20 Mix oux filter Japanese : 26045447
CIRCUIT DIAGRAM (ENCODER) EIPSE (1 93 _§) """""""""""" 20 .Displavs :LCD : 22 characIers,2 lines (backlight) Connecion cable (PJ-IM) 2343067530
CIRCUIT DIAGRAM (VOLUME_L) E159. (;l< U :I -L\ L) ~~~~~~~~~~~~~~~~~~~~~~~ 21 16 charamrsz lines (backliaht) .Ovtions ~~~~~~~~~~~~~~~~~~~~~ :M-256E Data card
CIRCUIT BOARD (VOLUME_R) gfigl (7R U :L -A R) ' ' 22 LED: 8 segments.2 characiers SL-JDSOO~xx JD-800 Sound Library
CIRCUIT DIAGRAM EVOLU;VIE_R) Egg E710) 1-)AR) ~ 23 mm, ................. 1 (w) 104 (D) 424x (H) 1,3 mm
CIRCUIT BOARD JACK 91v 9 7 ~~~~~~~~~~~~~~~~~~~~~~~~ 24 (W) 40-15/16' x (D) 16-11/16' x (H) 4-10/16"
CIRCUIT DIAGRAM (JACK) EIEEEI (91.99) .......................... 25
CIRCUIT BOARDS gtfil
(SWITCH_A,B,C,CARD,LED and BENDER) (24 w?A,B,C.7J- l3,LED,/\J$-) ------- 26
CIRCUIT DIAGRAMS Eflfilfl
(SWITCH_A.B.C.CARD,LED and BENDER) (24"y5A,B.C,7J-l~',LED,/\'97'-) ~~~~~ 27, 28
CIRCUIT BOARD Efilil
(POWER SUPPLY,JUMPER,PROMARY) (E); 9 v 911-» 75 4 7 U) ------------- 29
TEST MODE 7-.2 H}. p ........................... 30_32
TROUBLSHOOTING |~ 57;»91-5-4 97 ~~~~~~~~~~~~~~~~ 33-41
IC DATA IC;-5 .............................. 41-43
B Knob CM
(22485251)
Rotary Encoder
Side Panel L Front Panel A EVQW05F2024B
(21 125496) (22225439) (13289132)

< Top view >

9m:

Card Escutcheon
(WAVEFORM card)
(22225367)

Card Escutcheon
(DATA card)
(22225365)

Jack (stereo)
YKBZI - 5010
(1 3449145)

< Rear view >

l

\II@%%I

coco T

l |

Lower Panel R Bottom Chassis

Lower Panel L

(21125499) (22815778) (21 125498)
. A AC InleI
Jack (mono)
Eészfiézcey PA- 126 (13429710) : 100v,12ov.230v YKBZI _ 5012
LCD Holder CM-11 (13429716):24OVA,24OVE (13449146)
Bender Unit Keyboard Assy $250553?) Front Panel B Side Panel R .
PB-AO106 SK-761»E LM40>l<52132 (22225440) (21125497) A Power SWItch DIN Sod,t (mm)
(23275929) (7626620000) WK2A44 6A/250V YKF51»5046
(15029523) (13149108)
LED 8 seal (13429273)
GL68220
(15029365)
@Roland 17059569 Printed in Japan AHEO (DP) 1 Copyrigh|©1991byROLANDCORPORATION