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HP-555G Nov. 1998 HP-555G ROLAND PIANO DIGITAL SERVICE NOTES PANEL LAYOUT First Edition Issued by RJA FRONT VIEW q p t e w r i TABLE OF CONTENTS Page PANEL LAYOUT ........................................................................................................... 1 PANEL LAYOUT PARTS LIST ........................................................................................................... 1 SPECIFICATIONS ........................................................................................................... 2 EXPLODED VIEW ...........................................................................................................

3 PARTS LIST OF EXPLODED ........................................................................................................... 4 PARTS LIST ........................................................................................................... 4 CHECKING THE VERSION NUMBER ........................................................................................................... 8 HOW TO UPDATE THE FLASH MEMORY ........................................................................................................... 8 TEST MODE ...........................................................................................................

9 STAND ASSEMBLY ........................................................................................................... 15 STAND EXPLODED VIEW ........................................................................................................... 17 STAND PARTS LIST ........................................................................................................... 18 STAND EXPLODED VIEW ........................................................................................................... 19 STAND PARTSLIST ...........................................................................................................

20 REPLACING FDD ........................................................................................................... 20 PEDAL UNIT EXPLODED VIEW ........................................................................................................... 21 CONNECT BOARD PARTS LIST ........................................................................................................... 21 CONNECT BOARD CIRCUIT DIAGRAM ........................................................................................................... 21 KEYBOARD DISASSEMBLY ...........................................................................................................

22 KEYBOARD PARTS LIST ........................................................................................................... 23 KEYBOARD PA-4A88-C2 CIRCUIT BOARD ........................................................................................................... 23 KEYBOARD PA-4A88-C2 CIRCUIT DIAGRAM ........................................................................................................... 24 BLOCK DIAGRAM ........................................................................................................... 25 CIRCUIT BOARD (MAIN) ...........................................................................................................

26 CIRCUIT DIAGRAM (MAIN) ........................................................................................................... 27 CIRCUIT BOARD (PANEL L) ........................................................................................................... 28 CIRCUIT BOARD (PANEL R) ........................................................................................................... 29 CIRCUIT DIAGRAM (PANEL L / PANEL R) ........................................................................................................... 30 ...........................................................................................................

31 ........................................................................................................... 32 CIRCUIT BOARD (MIC) ........................................................................................................... 33 CIRCUIT BOARD (LCD B) ........................................................................................................... 33 CIRCUIT DIAGRAM (MIC) ........................................................................................................... 34 CIRCUIT DIAGRAM (LCD B) ...........................................................................................................

34 GENERAL VIEW ........................................................................................................... 1 GENERAL VIEW !4 u @0 PANEL LAYOUT PARTS LIST No. Pno. Part Name p 00671556 SLIDE POT. EWANNKX10B14 q 00346178 SLIDE POT. RS30111CA w 22485192 I S-KNOB S BLK/LCG e 22245194 POT DUST COVER M 1H r 32225353 I S-ESCT SX1V BLK L=30 t 00900145 D S-KEYTOP SD1H BLK y 00900156 D S-KEYTOP SD2H BLK u 00900167 D S-KEYTOP SD3H BLK i 00900178 D S-KEYTOP SD4H BLK o 01346390 HP-535 ISOLATOR LED SPONGE !0 01121689 LED SPR-325MVWT31 No. Pno.

Part Name !1 71013990 LCD UNIT !2 01346201 HP-535 DISPLAY COVER !3 01125901 D S-KEYTOP SX1H-A BLK !4 00900189 D S-KEYTOP SX1H BLK !5 22495340 D S-KEYTOP MX1H DWG !6 22495312 D S-KEYTOP MD1H MCG !7 01013023 D S-KEYTOP SD1H DRD !8 00900190 D S-KEYTOP SX2H BLK !9 01341956 FDD MF355F-3252MG @0 01011923 ESCUTCHEON FDD 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.

1 17059916 Printed in Japan AA00 (DP) 1 Accomp Balance Keyboard Tone Function Piano E.Piano Harpsi Vibes Organ Strings Choir GS Tones Brilliance Mellow Bright Min Volume Max Reverb Chorus Pianist Split Key Touch Lower y u o !0 !1 !2 !4 u y !4 t Accomp Balance Keyboard Tone Function Piano E.Piano Harpsi Vibes Organ Strings Choir GS Tones Reverb Chorus Pianist Split Key Touch Lower Mellow Brilliance Bright Min Volume Max Composer Disk Rhythm 1 2 3 4 Value Menu Metronome Song Beat Tempo Transpose Reset Stop Play Rec Bwd Fwd Exit Enter t !3 t !4 !5 !6 !7 !8 t !9 Count In Marker Clear A B Repeat Composer FRONT JACK, ANALOG ,INLET ) M ( FRONT JACK, ANALOG ,INLET

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HP-555G Nov.

1998 SPECIFICATIONS HP-555G :ROLAND DIGITAL PIANO G Keyboard :88 keys Hammer action mechanism G TouchSensitivity :Preset:3 Levels, User Programs:60 levels G Keyboard Mode :Whole :Split(adjustable split point) :Dual :Pianist :Manual Drum/SFX 3.5 inch Micro Floppy Disk Drive G Disk Format :720K byte (2DD) / 1.44M byte (2HD) G Song :99 Songs G Note Storage :Approx.120,000 notes (2DD) :Approx.240,000 notes (2HD) G Playable Software :Standard MIDI File (0/1) :Roland Original Format (i-format) G Save :Standard MIDI File (Format 0) :Roland OriginalFormat (i-format) Conforms to GM/GS G Max.Polyphony :64 voices G Tones :8 groups 378 variations (incl.8 drum sets,1 SFX set) G Temperament :7 types, selectable tonic G Stretched Tuning :2 types G Master Tuning :415.3 Hz ~ 466.2 Hz (0.1 Hz Step) G Transpose :Key Transpose (-6 ~ +5 Half-steps) :Playback Transpose (-24 ~ +24 Half-steps) G Effects :Reverb(8 types / 10 levels), Chorus(8 types / 10 levels) :Sympathetic Resonance(10 levels) G Rated Power Output :30 W x 2 G Speakers :20cm x 2 ,5cm x 2 G Display :Beat Indicator :Large custom LCD :Bouncing Ball G Language :English / Japanese G Lyric :Yes(Built-in Display, MIDI Out) G Control :Volume :Microphone Volume :Microphone Echo :Brilliance G Pedals :Damper(half-pedal recognition) :Soft(half-pedal recognition / Function assignable) :Sostenuto(Function assignable) G Other Functions :Panel Lock G Connectors :Output jacks (Stereo/Mono) :Input jacks (Stereo/Mono) :Microphone jack(with echo) :Headphone jack x2 (Stereo) :MIDI IN connector x2 / MIDI OUT connector :Computer connector :Pedal Connector (8 pin DIN type) l Power supply :AC117V/AC230V/AC240V G PowerConsumption :90W(117V)/72W(230V)/72W(240V) G Cabinet finish :Satin Mahogany G Dimensions(including Piano Stand) :1,445 mm(W) x 528 mm(D) x 920 mm(H) :56-15/16(W) x 20-3/4 (D) x 36-1/4(H) inches G Weights(including piano Stand) :69.8 kg / 153 lbs 15 oz G Accessories :Owner's manual English (71121034) :Power cord 100V :

(13499219) 117V : (13499220) 230V : (13499221) 240V : (13499222) :Euro converter plug(230V only) (00905234) :Pianist Panel Sheet English (40239445) G Music Styles :22 Pianist Styles G Control :Start/Stop :Intro/Ending G Metronome :Beat: 2/2,0/4,2/4,3/4,4/4,5/4,6/4,7/4,3/8,6/8,9/8,12/8 :Volume:10 levels :Metronome Pattern:11 patterns :Sounds:4 types G Tracks :5/16 tracks G Song :1 song G Note Storage :Approx.

30,000 notes G Tempo :Quarter note = 20 to 250 G Resolution :120 ticks per quarter note G Recording Method :Realtime(Replace, MIX, Auto Punch In, Manual Punch In, Loop, Tempo) :Beat Map G Edit :Copy / Quantize / Delete, Insert / Erase, Transpose / Part Exchange / Note Edit / PC Edit G Rhythm Pattern :30 patterns G Control :Song Select / Reset / Stop / Play / Rec / Bwd / Fwd / AllSongPlay / Track Select / PlaybackBalance / Marker Set, Repeat / Count In 2

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HP-555G Nov. 1998 A B C D E F G H I J K L M N O P Q R S T U V EXPLODED VIEW The cushion under the UPPER BLIND H is #01452501 UPPER BLIND CUSHION. NOTE 3

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HP-555G Nov. 1998 PARTS LIST OF EXPLODED PARTS LIST MB : MAIN BOARD PLB : PANEL L BOARD PRB : PANEL R BOARD IB : INLET BOARD EB : EQ BOARD PAB : PAB ANALOG BOARD LAB : LCD A BOARD LBB : LCD B BOARD MIC : MIC BOARD FJB : FRONT JACK BOARD No. Pno.

Part Name q 01346167 TOP BOARD w 00900478 TOP BOARD HOLDER e 01346190 MUSIC REST r 22325182 MR HINGE ASSY t 01234656 HINGE CUSHION A y 01452490 MUSIC STOPPER u 00239367 SHOULDER SCREW 1165 i 01346256 UPPER HOLDER o 01346234 UPPER BLIND !0 71011878 PAB3 INLET 100/117V !1 00900534 BRACKET !2 01455767 END BLOCK L !3 O1344467 SW HOLDER !4 71011867 PAB3 FRONT JACK BRD !5 13129139 AC PUSH SWITCH !6 22495576 A S-BUTTON LX BLK !7 71012234 SIDE PANEL L ASSY !8 01346178 LID BOARD !9 71015512 LID BLIND ASSY @0 01017134 LID RAIL STOPPER @1 01450212 PWR TRANS 01450212 UNIVERSAL @2 71121767 PAB3 ANALOG PHANTOM @3 71012690 MAIN BOARD ASSY @4 01341956 FDD MF355F-3252MG @5 01013089 DD HOLDER @6 71012223 SIDE PANEL R ASSY @7 01455778 END BLOCK R @8 71011901 MIC BOARD ASSY @9 01349778 FULL-RANGE PD-20103A3 #0 00904145 TW HOLDER #1 00904090 TWEETER TW-5104A #2 00900467 PWB HOLDER #3 01346245 LOWER BLIND #4 01454590 FRONT PANEL #5 00900289 CENTER HOLDER #6 00900567 PANEL HOLDER FP No.

Pno. Part Name A 40011123 BINDING TAPTITE B 4*8 BZC B 40011312 BINDING TAPTITE P 3*8 BZC C 40012178 TPA BIND 3 x 12 BZC D 40012145 TPA TRUSS 4 x 14 BZC E 40012490 PAN TAPTITE P 4 x 10 BZC F 40011323 PAN TAPTITE P 3 x 10 BZC G 40011056 BINDING TAPTITE B 3 x 6 ZC H 40128512 BINDING TAPTITE B WH 4 x 25 x 20 BZC W=11 I 40011101 BINDING TAPTITE B 3 x 8 BZC NOTE : The parts marked # are new (initial parts).

CASING 01346167 TOP BOARD 01346190 MUSIC REST 22325182 MR HINGE ASSY 01452490 MUSIC STOPPER 01346178 LID BOARD 71015512 LID BLIND ASSY 01346334 LID BLIND CUSHION 01346189 LID BLIND 01346234 UPPER BLIND 01346245 LOWER BLIND 01346223 REAR PANEL 01454590 FRONT PANEL 32225353 I S-ESCT SX1V BLK L=30 00341778 KEY FELT 01346201 DISPLAY COVER 00890990 ROLAND BADGE 12 GOLD 01455767 END BLOCK L 01455778 END BLOCK R 01346323 LID CUSHION 01452501 UPPER BLIND CUSHION 00121945 SPEAKER COVER 01011923 ESCUTCHEON FDD 71012267 BOTTOM BOARD NOTE : BOTTOM BOARD ASSY includes the following parts. 00569156 CUSHION T1 x 25 x 1200 01011534 CUSHION 71012223 SIDE PANEL R ASSY NOTE :

SIDE PANEL R ASSY includes the following parts. ******** SIDE PANEL R 00900534 BRACKET 00900512 PANEL HOLDER R 00900523 SIDE PLATE R 71012234 SIDE PANEL L ASSY NOTE : SIDE PANEL L ASSY includes the following parts. ******** SIDE PANEL L 00900534 BRACKET 00900490 PANEL HOLDER L 00900501 SIDE PLATE L CHASSIS 00900390 LID SHAFT 01017134 LID RAIL STOPPER 00900356 LID ANGLE 22175664 LID GEAR 00900478 TOP BOARD HOLDER 00900289 CENTER HOLDER 00900490 PANEL HOLDER L 00900512 PANEL HOLDER R 4 SAFETY PRECAUTION: The parts marked have safety- related characteristics. Use only listed parts for replacement.

CONSIDERATIONS ON PARTS ORDERING When ordering any parts listed in the parts list, please specify the following items in the order sheet. QTY PART NUMBER DESCRIPTION MODEL NUMBER Ex. 10 22575241 Sharp key C-20/50 15 2247017300 Knob (orange) DAC-15D Failure to completely fill the above items with correct number and description will result in delayed or even undelivered replacement.

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