Roland MC-303 Groovebox Service Notes Download | Manualshive

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Summary of Contents for MC-303 Groovebox

Page 1: ...ATTERNS 21 VARIATION PATTERNS 300 USER PATTERNS 50 NOTE STORAGE aprox 14 000notes RPS SET 30 PATTERN SET 30 TEMPO Quarter note 20 0 to 240 0 RESOLUTION 96 ticks per quarter note RECORDING METHOD Realtime Stepl Step2 CONNECTORS Output Jacks L mono R Headphone Jack stereo MIDI Connectors in out Foot Control Jack AC Adaptor Jack CONTROL KNOB REALTIME MODIFY Cutoff Resonance LFO Modulation Rate Envelo...

Page 2: ...49 DS KEYTOP SX1H LCG DS KEYTOP SD1H LCG LED SLR 325VCA47 DS KEYTOP SD2H BLK LED SLR 325VCA47 DS KEYTOP SD3H BLK LED SLR 325VCA47 DS KEYTOP MD4H MCG LED SLR 325VCA47 MC 303 PANEL 01013123 01013545 01013123 01013556 01012967 00348490 00899023 01012978 22495317 00900189 22495344 00348490 22495341 22495312 00560745 22485303 01013223 22495371 22495372 15029380 01013356 15029380 01013301 01016867 00348...

Page 3: ... 018BLK GS BUTTON S1H BLK DR KNOB LBLK VR KNOBMFBLK LCG MAIN BOARD ASSY PANEL BOARD ASSY JACK BOARD ASSY Screw 3x6mm Binding Head B tight ZC 3x6mm Binding Head B tight BZC 3x10mm Binding Head B tight BZC Q 3x6mm W sems machine screw ZC 01013401 01013389 22365708 01013378 12359139 12499175 22485303 01013123 70788589 70788623 70788634 40011056 40011090 40011112 40017934 ...

Page 4: ...JK6 on JB PCB ASSY X 3S p n R E 70788589 70788623 70788634 MAIN BOARD ASSY PANEL BOARD ASSY JACK BOARD ASSY 00342723 15239229 01013145 15279526 01013156 00786634 17048620 01121245 01013234 15289714 15249111 15259863T0 00346490 15259758T0 15259712T0 15289106 15249104 15169552T0 01013212 15169550T0 15149134 15189251 15189186 15219183 15199256 15169514 15229706S0 15199137 MB90705 TC6116AF UPD23C32000...

Page 5: ...0 P2 0 10X200 P2 0 4X150 P2 0 9X150 P2 0 onPB CNl on PB CN2 onPB CN3 onPB CN4 onJB CN5 on JB CN7 BATTERY SJffi 12569249S0 CR2032 MB SCREW vS 4001 1056 3x6mm Binding Head B tight ZC 4001 1090 3x6mm Binding Head B tight BZC 4001 1 1 12 3x10mm Binding Head B tight BZC 40017934 3x6mm W sems machine screw ZC 4001 3067 3x8mm W sems machine screw ZC MISCELLANEOUS Df on JB HeatSink 22465224 SRA 2500 HEATS...

Page 6: ...MC 303 May 1996 BLOCK DIAGRAM 7 P V E ...

Page 7: ... 9 1 ROM RAM Battery Test 2 MIDI Version Test Press KEYPAD 4 button with FUNC button 3 Pedal Test Press KEYPAD 5 button with FUNC button 4 SwitchJLED Test Press KEYPAD 6 button with FUNC button 5 Encoder Test Press KEYPAD 7 button with FUNC button 6 ADC Test Press KEYPAD 8 button with FUNC button 7 Sound Test Press KEYPAD 9 button with FUNC button 8 Factory Preset Press KEYPAD 10 button with FUNC ...

Page 8: ...lowing display r h KKA tf ARPEGGIO t R BD K L 0 Memory test runs automatically Battery test runs automatically MIDI test runs automatically Program ROM NG Check IC7 main Data ROM NG Check IC8 main Working SRAM NG Check IC5 IC6 main Press ENTER or SHIFT to return top of the test mode ENTER SHIFT ifft t CURRENT tSHmW NEXT SB fwriwi u CURRENT NEXT fffls klMB Battery NG Battery is not mounted or volta...

Page 9: ...I cable and then the pedal test runs automatically midi 7 J t mw y Tzytf i mto Pedal Test Conneting the pedal switch to PEDAL SW jack PEDAL SW 9 v 7 Z 7s 4 7 f jfli L t to CURRENT NEXT Ri SH SONG i i current IEXT HSi hEE Ln A TB C Pedal Off Pedal On Press ENTER or SHIFT button to start the LED test LEDfX Y ibhtzibK ENTER SHIFT LTT v ...

Page 10: ... on the NEXT NEXT KIJ t Button Conflict NG Check main board and panel bord Press PLAY QUANTIZE button 4 times for turning off R MODIFY GRID GROOVE SHUFFLE LEDs R MODIFY GRID GROOVE SHUFFLE 7 LED M T1 tz Z PLAY QUANTIZE 46WLT rtfSv Press SEL R button 5 times for turning off TEMPO PTNSET PTN SONG RPS SET TONE LEDs TEMPO PTN SET PTN SONG RPS SET TONE 0 LED miJt tztbK selr 9 y smm LX rtfgv Press PLAY ...

Page 11: ...heck main board and panel board Press ENTER or SHIFT button to start the ADC test ADC Test Each knob is moved left or right Sounds with bend Check main board and panel board ADC Conflict NG Check main board and panel board Press ENTER or SHIFT button to start the sound test t Kf YitbtbZtziblZ ENTER SHIFT lflTT 11 ...

Page 12: ...z 2 Panning Check L 440Hz 3 Panning Check R 440Hz 4 Chorus Effect Check L R 440Hz with Chorus 5 Reverb Effect Check L R 440Hz with Reverb 1 6 Low Boost Check Move the LOW BOOST knob to left or n r x h f x 7 right for check of low boogt effect Low Boost 7 i3l flt a6 fc LOW BOOST o ifri fcfcWlfrLXTZ o J Press ENTER or SHIFT button to start the sound test yr YtTs Yiifcti htz ENTER fr SHIFT i L CT V F...

Page 13: ...attery Voltage Check up version and battery by following operation in normal mode Program ROM version Press R BD button with SHIFT and SCALE buttons 7 n jf A ROM v a SHIFT t SCALE 9 L R BD sK 3 Srff1 o CURRENT n I NEXT mm SONG PATTERN BEAT STEPREC Data ROM version Press 3 CLP button with SHIFT and SCALE buttons T 9 ROM ya SHIFT t SCALE L 3 CLP ff1 o Voltage of battery Press 5 TOM PERC button with ...

Page 14: ...tted from MIDI OUT While data is being transmitted the following display will appear MC 303 D ENTER iWt t MIDI OUT fr h f 9 CURRENT EB M NEXT a SONG PATTERN BEAT EPREC After a while the following display will appear and data transmission will pause Press ENTER button to send the next bulk data MC 303 s bulk data is so big that the low memory sequencer ex MC 50 can t receive all data at once When a...

Page 15: ... yy D ft SELR tt wv yyy m mm m SbOito 7 4 X7 W tKi co fc 9 icft tiifo Operate the external sequencer to begin playback The data will be transmitted from the sequencer The following display will appear on the MC 303 and the data will be loaded into memory i L C MC 303 m r T 9 7 WLito v ry r frhr i v MtztL to MC 303 d 7 4 x 7 4 z fc n i 5 S u f CURRENT 1 NEXT SONG PATTERN BEAT STiPfCC When the data ...

Page 16: ... Udskiftning ma kun ske med batteri af samme fabrikat og type Lever det brugte batteri tilbage til leverandoren VARNING Explosionsfara vid felaktigt batteribyte Anvind samma batterityp eller en ekvivalent typ som rekommenderas av apparattillverkaren Kassera anvant batteri enligt fabrikantens instruktion ADVARSEL Lithiumbatteri Eksplosjonsfare Ved utskifting benyttes kun batteri som anbefalt av app...

Page 17: ...RCUIT DIAGRAM Bli 0 MAIN P A N E L B O A R D CQNTRQI Bl JS CN2 52147 1010 1 2 3 4 5 7 a 9 10 1 VRO 2 VR1 3 VR2 4 VR3 5 VR4 6 VR5 7 VR6 10 f MUX7 4 MUX6 2 MUX5 5 MUX4 1 MUX3 12 MUX2 15 MUX1 14 MMXQ 13 EXBA10E 22K EXBMOE 22K RA4 EXBA10E 22K 24 OOOMHZ MAIN BOARD ASSY 70788589 PWB 01013134 17 ...

Page 18: ...35 1 2 3 4 5 6 7 8 9 10 LED57 10 cf F y o o o o LED41I J116 m i s LED42 V7 T 7 V7 77 Tvi i Cc i SUK8 r h D48 N SU49 LED51 2 D49 J143 J141 CIO 7 JLE052 2JSD50 CI 2 Vl GND3 L a 3 SU50 C8 SU51 col Ni i2h D4 N J134 J133 J i LED35 LED36 LED3 j J w n x v v LE039 J r h rWn rWn r h r h _J1_1 __ J114 SW45 D45 D36 SUK6 View from components side 18 ...

Page 19: ...0 16 777 o 777d 10 16 mu D35 SW36 D2 4 SW2 T RTHM MUTE 2 KEY 2 D31 SW33 PART MUTE D23 SW25 PLAY MODE SW1 SHIFT PORTAMENT D51 SW52 D25 SW29 2 iBb ffl5 IIli Eli Hk IE 2 151914 AAA BBB 12 3 i23 COM1A C0M1B COM2 COM3 FFF GGG DDD 123 123 PPP 1 23 RIGHT SIDE 51116 UlO 5 UlBP I2I7I1 11 IS IQ 7l 2 5 9 4 FFF GGG DDD 123 12 3 PPP 1 2 3 COM2 COM3 LEFT SIDE ENVELOPE OCTAVE 2 KEY 5 5 TOM PC D20 SW22 m SW9 J o ...

Page 20: ...MC 303 May 1 996 CIRCUIT BOARD StSIKJACK ASSY 70788634 _isi_ wo MC 303 JACK BOARD 1 2 3 4 b 6 7 8 9 10 View from components side 20 ...

Page 21: ...D ASSY 70788634 PWB 01013267 C44 47 16 ft CN6 52147 0510 CN7 vcc g 9 8 7 6 5 4 MDRX 8 MDTX 7 XRST 6 PINT 5 If 4 3 R32 120K FBR07HA850TBOO 51048 0900 JK1 HLJ7001 01 3010 PHONES FBR07HA850TBOO L15 JK2 HLJ7101 01 3010 3 L MONO DL16 FBR07HA850TB00 77 f JK3 HLJ7101 01 3010 DL17 FBR07HA850TBOO 77 f la 777n 8V _J _ J IC12C l UPC457O0 C21 j_ r O 1 T la 777r 777 J IC10C UPC4570C C50__ O 1 r la i 7t r _ J I...

Page 22: ...aughter Board for pin conversion instead of HN27C4000G Serial No ZI50200 toZI51399 Content Daughter board is mounted on Main PCB shown as fig Note HN27C4000G and HN27C4096G are not pin compatible If the ROM version that shown by ROM label were the same each of ROM s code were compatible even though the ROM type were not matched E2l MS v jr i No EPROM K Y D M EPROM HN27C4000G WAflCJ ftffl EPROM HN2...

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Page 24: ...IBRoland 17059847 UPC 17059847 Roland ...

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