SERVICE NOTES
Issued by RJA
Copyright © 2001 ROLAND CORPORATION
All rights reserved. No part of this publication may be reproduced in any form without the written permission
of ROLAND CORPORATION.
Printed in Japan (0830) (NB)
17059080E0
Mar.2001
SP-303
Contents
SPECIFICATIONS.............................................................2
LOCATION OF CONTROLS ..........................................4
LOCATION OF CONTROLS PARTS LIST ...................5
EXPLODED VIEW PARTS LIST .....................................6
EXPLODED VIEW ............................................................6
PARTS LIST........................................................................8
IDENTIFYING THE VERSION NUMBER ..................12
SAVING USER DATA & RELOADING SAVED DATA
HOW TO UPDATE SYSTEM SOFTWARE .................13
TEST MODE & RESORTING THE FACTORY SETTING
ERROR MESSAGE ..........................................................17
ABOUT THE SHAPING OF THE WIRING ................18
BLOCK DIAGRAM.........................................................20
CIRCUIT BOARD ...........................................................22
CIRCUIT BOARD............................................................24
CIRCUIT DIAGRAM(DIGITAL1) ................................26
CIRCUIT DIAGRAM(DIGITAL2) ................................28
CIRCUIT DIAGRAM(ANALOG) .................................30
CIRCUIT DIAGRAM(SW) .............................................32
CIRCUIT DIAGRAM(POWER).....................................34
Summary of Contents for Dr. Sample SP-303
Page 3: ...3 Mar 2001 SP 303 ...
Page 4: ...4 Mar 2001 SP 303 LOCATION OF CONTROLS fig panel 6 2 1 7 8 11 13 12 11 10 9 15 5 3 4 14 ...
Page 7: ...7 Mar 2001 SP 303 fig_exploded eps 10 b 6 b 5 5 5 5 12 11 9 5 13 14 15 16 7 8 c 8 ...
Page 22: ...22 Mar 2001 SP 303 CIRCUIT BOARD fig_compornent eps ...
Page 23: ...23 Mar 2001 SP 303 fig_compornent eps View from compornent side ...
Page 24: ...24 Mar 2001 SP 303 CIRCUIT BOARD fig_foil eps ...
Page 25: ...25 Mar 2001 SP 303 fig_foil eps View from foil side ...
Page 35: ...35 Mar 2001 SP 303 ...
Page 36: ...36 Mar 2001 SP 303 ...