Roland HP-335 Service Notes
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Roland HP-335 Service Notes

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HP-335
HP-335
ROLAND PIANO DIGITAL

TABLE OF CONTENTS

GENERAL VIEW

Copyright © 1998 by ROLAND CORPORATION
All rights reserved. No part of this publication may be reproduced in any form without the written permission of ROLAND CORPORATION.
All manuals and user guides at all-guides.com
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SERVICE NOTES
Issued by RJA
First Edition
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  • Page 1: Table Of Contents

    ....................23 CIRCUIT BOARD (MIC) ....................24 CIRCUIT DIAGRAM (MIC) ....................24 GENERAL VIEW Copyright © 1998 by ROLAND CORPORATION All rights reserved. No part of this publication may be reproduced in any form without the written permission of ROLAND CORPORATION.

  • Page 2: Location Of Controls

    All manuals and user guides at all-guides.com HP-335 LOCATION OF CONTROLS HP-335 Front panel Power Function Piano E.Piano Harpsi Vibes Organ Strings Choir GS Tones Brilliance Mellow Bright Volume Reverb Chorus Split Key Touch Pianist Lower HP-335 Rear panel !1 !2...

  • Page 3: Exploded View

    All manuals and user guides at all-guides.com HP-335 EXPLODED VIEW...

  • Page 4: Parts List

    01455778 END BLOCK R 00900501 SIDE PLATE L 00900523 SIDE PLATE R 00121945 SPEAKER COVER 00890990 ROLAND BADGE 12 GOLD 71011990 BOTTOM BOARD NOTE : BOTTOM BOARD includes the following parts. 00569156 CUSHION T1*25*1200 01011534 CUSHION 71012023 SIDE PANEL L ASSY NOTE : 'SIDE PANEL L ASSY' includes the following parts.
  • Page 5 All manuals and user guides at all-guides.com HP-335 NOTE : PAB3 ANALOG BOARD includes the following parts. 01346412 PAB HOLDER on PAB(1 pcs.) 01346423 HEATSINK on PAB(1 pcs.) 22195973 POWER AMP HOLDER on PAB(1 pcs.) 22195975 TR HOLDER on PAB(5 pcs.) 01349912 WIRING 12X130-P2.0-PH-SAN-F...
  • Page 6 All manuals and user guides at all-guides.com HP-335 RELAY 00899245 RELAY G5Z-2A DC12V/5A RL1 on PAB FILTER 00452034 FERRITE-BEAD BK2125HM102-T L1-21 on MB 12449380 FERRITE-BEAD EXC ELDR25V L301-311 on FJB FUSE,FUSE HOLDER 12559550 FUSE 5X20 S506 1.6A T1.6AL250V F1 on IB...

  • Page 7: Stand Parts List (Ks-305)

    All manuals and user guides at all-guides.com HP-335 STAND PARTS LIST (KS-305) 01348789 REAR BOARD 71016990 SIDE BOARD ASSY R NOTE : SIDE BOARD ASSY R includes the following parts. ******** SIDE BOARD R 22125675 ANGLE 01348812 TOE BLOCK 22205518...

  • Page 8: Pedal Unit Exploded View

    All manuals and user guides at all-guides.com HP-335 PEDAL UNIT EXPLODED VIEW PARTS LIST Parts No. Description 71018623 PEDAL CENTER ASSY 00904190 PEDAL CHASSIS 00908023 FELT L 00904223 COILED SPRING 40011334 3×12mm Binding Head P-TITE Fe BZC 00908034 6×35mm JOINT BOLT 00677978 6×12mm JOINT NUT...

  • Page 9: Stand Assembly (Ks-305)

    All manuals and user guides at all-guides.com HP-335 STAND ASSEMBLY (KS-305) Make sure that another person is on hand to help with the assembly and setup. To move the piano, lift it carefully—all the while keeping it level. Be very careful, when you assemble and move the piano, to make sure that you do not drop it on your hands or feet.

  • Page 10: Keyboard Parts List

    All manuals and user guides at all-guides.com HP-335 KEYBOARD PARTS LIST HP-335/535/245/555G·KR-575/575P PA-4A88-C2 KEYBOARD ASSY PARTS LIST 71017401 PARTS No. Qty. PARTS NAME 00455501 PA-4A N-KEY A 00455512 PA-4A N-KEY B 00455534 PA-4A N-KEY C 00455545 PA-4A N-KEY D 00455556...

  • Page 11: Keyboard Pa-4A88-C2 Circuit Board

    All manuals and user guides at all-guides.com HP-335 Installing the PA-4A board As shown in Fig.3, place the board against the hook part a of the sub-shassis, and screw the board into the sub-shassis. Screw in order, from the round hole(positioning hole) on the connector side.

  • Page 12: Keyboard Pa-4A88-C2 Circuit Diagram

    All manuals and user guides at all-guides.com HP-335 KEYBOARD PA-4A88-C2 CIRCUIT DIAGRAM...

  • Page 13: Test Mode

    All manuals and user guides at all-guides.com HP-335 NOTE : Basically, this mode will be bypassed and jump to the MODEL NAME mode. However, with early productions, the BUILD number will be displayed to the 7-SEG LED. Press [Function] to go on the TEST MODE.
  • Page 14 * COMPUTER I/F CHECK To perform this test, a ''Computer Test Cable for SOUND CANVAS SC-88'' (#17049906) is required. Please order this cable from the local Roland Service Center if necessary. 1)Set the Computer Switch on the underside of the keyboard to ''Mac''.

  • Page 15: Block Diagram

    All manuals and user guides at all-guides.com HP-335 BLOCK DIAGRAM...

  • Page 16: Circuit Board (Main)

    All manuals and user guides at all-guides.com HP-335 CIRCUIT BOARD (MAIN) 71013190 MAIN BOARD ASSY View from components side.

  • Page 17: Circuit Diagram (Main)

    All manuals and user guides at all-guides.com HP-335 CIRCUIT DIAGRAM (MAIN)

  • Page 18: Circuit Board (Panel L)

    All manuals and user guides at all-guides.com HP-335 CIRCUIT BOARD (PANEL L) 71013490 PANEL L BOARD ASSY...

  • Page 19: Circuit Diagram (Panel L)

    All manuals and user guides at all-guides.com HP-335 CIRCUIT DIAGRAM (PANEL L)

  • Page 20: Circuit Board (Panel R)

    All manuals and user guides at all-guides.com HP-335 CIRCUIT BOARD (PANEL R) 71011834 PANEL R BOARD ASSY...

  • Page 21: Circuit Diagram (Panel R)

    All manuals and user guides at all-guides.com HP-335 CIRCUIT DIAGRAM (PANEL R)

  • Page 22: Circuit Board (Front Jack, Analog ,Inlet)

    All manuals and user guides at all-guides.com HP-335 CIRCUIT BOARD (FRONT JACK, ANALOG ,INLET) 71011878 PAB3 INLET 100/117V 71011867 71011856 PAB3 ANALOG PHANTOM...

  • Page 23: Circuit Diagram (Front Jack, Analog, Inlet)

    All manuals and user guides at all-guides.com HP-335 CIRCUIT DIAGRAM (FRONT JACK, ANALOG, INLET) PAB3 PANEL L EQUALIZER BOARD BOARD BOARD (CN1) (CN1) (CN201) 53253-0610 53253-0810 B10B-XH-A CN11 TER4 CN13 CN15 M1698 TER3 33/16 M1698 R110 3.3/50 R120 R116 6.8K...

  • Page 24: Circuit Board (Mic)

    All manuals and user guides at all-guides.com HP-335 CIRCUIT BOARD (MIC) 71011901 MIC BOARD ASSY View from components side. CIRCUIT DIAGRAM (MIC)

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