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22

Dec.2004

5. Piezo check

fig.piezo.eps

With your finger, lightly strike the pad [RIDE [20, B]] of the DR-880; the 
“VALUE” in the LCD will change.

“PEAK” will indicate the peak-hold value.

Gradually increase the force of your strikes until PEAK indicates “OK.”

fig.piezocheck2.eps

Verify that PEAK indicates OK.

Press [BANK] to proceed to the next test item.

6. Volume check

6-1. Guitar/bass input VR check

fig.volumecheck1.eps

Set the GUITAR/BASS INPUT VR to the center position.

fig.volumecheck2.eps

The result will be NG if you move any other volume control.

In this case, set all knobs to the maximum position, and then press the [TSC] 
switch to resume from the GUITAR/BASS INPUT VR check.

fig.volumecheck3.eps

Set the GUITAR/BASS INPUT VR to the minimum position.

fig.volumecheck4.eps

Set the GUITAR/BASS INPUT VR to the maximum position.

fig.volumecheck5.eps

6-2. Drum VR check

Perform the same test for the DRUM VR. (maximum -> center -> minimum -> 
maximum)

fig.volumecheck6.eps

6-3. Bass VR check

Perform the same test as you did for the BASS VR. (maximum -> center -> 
minimum -> maximum)

fig.volumecheck7.eps

*

If desired, you can set all knobs to the maximum position and then press the 
[TSC] and resume from the GUITAR/BASS INPUT VR check.

Verify that all VR tests are successfully completed (all OK).

Press [BANK] to proceed to the next test item.

7. Foot Switch check

fig.footswcheck1.eps

Summary of Contents for DR-880

Page 1: ...LODED VIEW 3 6 EXPLODED VIEW 3 PARTS LIST 6 EXPLODED VIEW 4 7 EXPLODED VIEW 4 PARTS LIST 7 TAPE for fixed wring 8 LOCATION TO PASTE of FOOT Inside of Bottom 9 WIRING DIAGRAM 10 WIRING DIAGRAM PARTS LI...

Page 2: ...this depending on the contents of created pattern and song Resolution Per quarter note 96 Tempo Quarter note 20 260 bpm Pads 20 with velocity sensitive Display Custom LCD with backlight Connectors Re...

Page 3: ...13449728 JACK EXT TERMINAL ADAPTOR JACK HEC0740 010010 1 28 F3439216 JACK EXT TERMINAL USB JACK YKF45 0021 1 29 13429825 JACK EXT TERMINAL MIDI CONNECTOR YKF51 5054 2PZ 1 30 F3439217 JACK EXT TERMINAL...

Page 4: ...1 2 22480260 P R KNOB MF BLK LCG 1 3 01340412 P R KNOB SF A BLK LCG 3 4 G2567158 DISPLAY COVER 1 5 F2367103 CORD HOOK 1 6 12499175 BUTTON JSPUE001A 1 No PART CODE PART NAME DESCRIPTION Q TY a M9 NUT...

Page 5: ...SHEET ASSY 1 20 HEADPHONES BOARD included with SW SHEET ASSY 1 21 78E173M000 MAIN SHEET ASSY 1 24 F3477006 WIRING BNCD P 1 25 K 22 130 1 25 F3477008 WIRING WIRING INPUT BOARD 1 26 F3477010 WIRING WIRI...

Page 6: ...3 F5029416 LCD HG1306C SYL 2 1 14 VR BOARD ASSY included with MAIN SHEET ASSY 1 15 G1147703 REAR PLATE 1 22 F3477009 WIRING WIRING PIN JACK BOARD 1 23 F3477011 WIRING WIRING VR BOARD 1 41 F3477012 WIR...

Page 7: ...No PART CODE PART NAME DESCRIPTION Q TY 7 G2177302 LEAF L 1 8 G2257317 INSULATING SHEET 1 9 78E173S000 SW SHEET ASSY 1 10 G2497004 RUBBER SW 1 11 78E173C000 TOP CASE 1 39 F2449236 FERRITE CORE FS0C320...

Page 8: ...8 Dec 2004 TAPE for fixed wring fig tape e eps 3 5cm 2 0cm TAPE 40122645 NITTO FILAMENT TAPE 3883 W19MM 50M 60P CM Fixed by Tape TAPE SIZE...

Page 9: ...9 DR 880 LOCATION TO PASTE of FOOT Inside of Bottom fig bottom e eps 139mm 123mm 0 0 81mm 113mm G2357117 FOOT T 4MM 15X30MM Completion drawing Figure for Location to paste...

Page 10: ...D CN6 CN10 WIRING PHONES BOARD WIRING INPUT BOARD WIRING ENCODER BOARD HEADPHONES BOARD ENCODER BOARD 1 8 2 3 4 5 6 7 NO PART CODE PART NAME DESCRIPTION Q TY 1 F3477013 WIRING WIRING ENCODER BOARD 1 2...

Page 11: ...11 DR 880...

Page 12: ...PIN JACK YKC21 3045 DUAL JK1 1 F3449106 JACK HTJ064 10I JK6 JK7 JK8 JK9 JK10 5 F3449120 6 5MM JACK HTJ 064 10D JK4 JK5 3 13449728 ADAPTOR JACK HEC0740 010010 JK12 1 G2147118 AC JACK HOLDER JK12 1 G21...

Page 13: ...ESISTOR R63 R64 R66 R67 R68 R74 R75 R80 R81 R82 10 F5399195 470K J RESISTOR R36 R59 R72 R140 4 F5399158 47K J RESISTOR R138 1 F5399914 6 8KF RESISTOR R96 1 F5399116 82K J RESISTOR R15 1 F5429386 150K...

Page 14: ...OR C187 C195 2 13639550KM 100UF 16V CHEMICAL CAPACITOR C124 C127 C138 C189 C192 C193 C194 C19 7 8 F3629698 4 7 50 CHEMICAL CAPACITOR C167 1 F3639554 470 16 CHEMICAL CAPACITOR C120 C141 C174 C183 4 136...

Page 15: ...H5029331 SCREW 3X8 BINDING S TIGHT FEBZC 4 H5019803 SCREW 3X8 BINDING P TIGHT FECM 11 PACKING G2267505 PAD SIDE PAD R 1 G2267504 PAD SIDE PAD L 1 G2267515 PAD PAD2 1 G2267514 PAD PAD1 1 G2267403 PAD...

Page 16: ...ig 09 030 5 Double click the BOSS_DR 880 or Removable disk icon The files from the DR 880 will be displayed on the computer 6 Copy the files to be backed up into a backup folder on your computer It is...

Page 17: ...ndicates Safely remove drive fig 09 200 3 In the Safely Remove Hardware dialog box click OK 9 Press EXIT The message Now writing will appear and the backup data will be recovered When the backup data...

Page 18: ...ee the update data _0000001 mid _0000021 mid 5 Click Send The update will begin Don t turn off the power during the update Doing so may destroy the user memory During the update the following screens...

Page 19: ...lt of OK appears Press FAVORITE 3 to begin the ESP check Verify that a result of OK appears Press FAVORITE 4 to begin the XP check Verify that a result of OK appears Press BANK to proceed to the next...

Page 20: ...this adjustment please refer to followings Turn the encoder counter clockwise to lighten the contrast Turn the encoder clockwise to darken the contrast The standard setting is 0 It is adjustable in a...

Page 21: ...ration 8 1 b m Press BANK 4 8 All Lit check fig lcdencordercheck8 eps Verify that there is no inconsistency missing characters gaps or light patches in the LCD Press BANK 4 9 All Dark check fig lcdenc...

Page 22: ...o the maximum position and then press the TSC switch to resume from the GUITAR BASS INPUT VR check fig volumecheck3 eps Set the GUITAR BASS INPUT VR to the minimum position fig volumecheck4 eps Set th...

Page 23: ...lcheck1 eps Slowly advance the EV 5 pedal away from yourself fig exppedalcheck2 eps Advance the EV 5 pedal to the maximum position away from yourself fig exppedalcheck3 eps Slowly return the EV 5 peda...

Page 24: ...are wave shown in the illustration from OUTPUT L R gradually increases Note The waveform must not abruptly increase or cut out Note Misshapen waveforms or waveforms below the nominal level are NG 10 4...

Page 25: ...fig outputdacheck8 eps mute off Amplitude 4 8 6 0 Vp p fig outputdacheck9 eps mute on 10 8 2 Check the MASTER OUTPUT PIN waveform fig outputdacheck10 eps Amplitude 1 5 1 9 Vp p mute off fig outputdac...

Page 26: ...T Check the square wave that is output from MASTER OUT L MONO R fig afgaincheck2 eps Amplitude 1 3 1 5 Vp p Press BANK to proceed to the next test item 12 IN OUT check Residual Noise check fig inputad...

Page 27: ...following 1 Noise level 77 5 dBu or less both L and R 2 No abnormal sound is present in the output 3 No abnormal sound is produced when you apply physical shock to the unit 12 5 Check the residual no...

Page 28: ...r STRAGE DIGITAL OUT CODEC LED USB Controller IC SW BOARD ASSY LCD POWER SW A 12V BRC ADAPTOR AC 14 V A 1 2V D3 3 V GUITAR IN FOOT SW 3 4 EXP PEDAL FOOT SW1 2 LED DRIVER LCD BACK LIGHT DAC DIT A3 3 V...

Page 29: ...31 Dec 2004 DR 880 CIRCUIT BOARD MAIN BOARD fig b main1 eps View from components side...

Page 30: ...33 Dec 2004 DR 880 CIRCUIT BOARD MAIN BOARD fig b main2 eps View from foil side...

Page 31: ...DQ5 9 DQ4 8 DQ3 6 DQ2 5 RA11 N I U 1 8 2 7 3 6 4 5 L2 N I U R18 N I U R17 10k L9 N1608Z601T01 R25 10k R51 10k R30 10k R47 47 R48 47 C9 N I U C10 N I U IC7D TC7W04FU 8 4 IC7B TC7W04FU 3 5 IC7A TC7W04F...

Page 32: ...4U 2 1 3 DA5 DA204U 2 1 3 DA6 DA204U 2 1 3 DA7 DA204U 2 1 3 D3 1SS352 1 2 C105 220p R141 1k Q10 2SC2412KR 1 2 3 R137 10k R138 47k D4 1SS352 1 2 R136 100k C177 0 1 C175 0 1 IC19C NJM4556AM 8 4 C159 0 1...

Page 33: ...RD13ESAB2 1 2 C184 ERZVA7V330 R151 5 6k F rank C190 0 1 R147 0 56 1 2W SW1A SDKLA1 B 1 2 D6 1N4004G 1 2 D8 1N4004G 1 2 D11 1N4004G 1 2 D10 RD13ESAB2 1 2 Q12 2SD1758 1 3 2 C188 0 1 C196 0 1 R154 1 5k I...

Page 34: ...41 Dec 2004 DR 880 CIRCUIT BOARD SW fig b sw1 eps View from components side...

Page 35: ...43 Dec 2004 DR 880 CIRCUIT BOARD SW fig b sw2 eps View from foil side...

Page 36: ...DA17 DAP202U 1 2 3 DA18 DAP202U 1 2 3 DA19 DAP202U 1 2 3 DA20 DAP202U 1 2 3 DA21 DAP202U 1 2 3 DA22 DAP202U 1 2 3 DA23 DAP202U 1 2 3 DA24 DAP202U 1 2 3 DA25 DAP202U 1 2 3 DA26 DAP202U 1 2 3 DA27 DAP20...

Page 37: ...the DR 880 does not support Action Check that the SMF is in a format that can be imported by the DR 880 p 135 Now working Cause Data is being processed Action Please wait until the message disappears...

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