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Jun. 2011
Table of Contents
Identifying the BF-3(T) .....................................................2
Cautionary Notes ..............................................................2
Specifications .....................................................................3
Location of Controls .........................................................4
Exploded View ..................................................................5
Disassembly Procedure ....................................................6
Conversion to the BF-3A ..................................................6
Parts List .............................................................................7
Verifying the Version........................................................9
Copyright © 2011 Roland Corporation
All rights reserved. No part of this publication may be reproduced in any form without the written permission
of Roland Corporation.
Data Backup and Restore Operations ............................9
Performing a Factory Reset..............................................9
Updating the System ........................................................9
Test Mode ...........................................................................9
Board)................................................................................12
Board)................................................................................14
17058043E1
SERVICE NOTES
Issued by RJA
BF-3(T)
CC-KWS
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Table of Contents
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Summary of Contents for Roland BOSS Flanger BF-3 (T)
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Page 1: Table Of Contents
Circuit Diagram (Main, VR, LED, SW, Output B Parts List ................7 Board)................14 Verifying the Version............9 Copyright © 2011 Roland Corporation All rights reserved. No part of this publication may be reproduced in any form without the written permission of Roland Corporation. 17058043E1... -
Page 2: Identifying The Bf-3(T)
• Because reissuance is restricted. • Because the part is made to order (at current market price). • Because it is carried in electronic data on the Roland web site. • Because it is a package or an accessory irrelevant to the function maintenance of the main body. -
Page 3: Specifications
* Printed matters will not be supplied after the end of the production. Then, Indicator download the electronic file from the Roland web site. * In the interest of product improvement, the specifications and/or appearance of CHECK Indicator (Serves also as tempo and battery check indicator) this unit are subject to change without prior notice. -
Page 4: Location Of Controls
Jun. 2011 BF-3(T) Location of Controls fig.panel.eps Part Code Part Name Description Q’ty 5100014487 COMPACT PSA LABEL (22537538R0) 5100021036 PANEL 5100021031 CASE 22480220 P R-KNOB (INTERNAL) (SS) BF BLK/LCG 22480221 P O-KNOB (EXTERNAL) (OUTER) S BLK/LCG 5100018911 ROTARY POT(F3229220R0) RD912DF-20-20FWH-B50K-60009A2 40128923 HEX NUT M7 5100001341... -
Page 5: Exploded View
Jun. 2011 BF-3(T) Exploded View fig.bunkaizu.eps Part Code Part Name Description Q’ty 13129710R0 SWITCH(PUSH) JM-0404 5100007503 BATTERY CUSHION (22267333R0) 5100007872 BATTERY CONNECTOR 006P BATTERY SNAP (F3419102R0) 5100006631 CAUTION SEAL PSA (FCC/EMI)(G2537516R2) 5100006633 BOTTOM FOOT (22357305R0) 5100006632 BOTTOM COVER (22027851R0) 5100022073 INSULATING SHEET 5100007505 PEDAL GUIDE BUSH... -
Page 6: Disassembly Procedure
Jun. 2011 BF-3(T) Disassembly Procedure Remove No. 6 Bottom Cover, and No. 7 Insulating Sheet. Lift the Main Sheet Assy. Remove the VR Board (1), and then the OUTPUT B jack (2). fig.bunkai.eps Conversion to the BF-3A When converting from the BF-3 (older type) to the BF-3A (new type), replace the components shown in the following chart. BF-3 BF-3A Part Code... -
Page 7: Parts List
Jun. 2011 BF-3(T) Parts List fig.-part1-e.eps Due to one or more of the following reasons, Safety Precautions: parts with parts code ******** cannot be supplied as service parts. The parts marked have safety-related characteristics. Use only listed parts for replacement. •... - Page 8 Jun. 2011 BF-3(T) MISCELLANEOUS 5100007872 BATTERY CONNECTOR 006P BATTERY SNAP (F3419102R0 5100007503 BATTERY CUSHION (22267333R0) 5100006633 BOTTOM FOOT (22357305R0) 5100006631 CAUTION SEAL PSA (FCC/EMI)(G2537516R2) 5100007504 COIL SPRING (22177109R0) 5100014487 COMPACT PSA LABEL (22537538R0) 5100020413 EARTH TERMINAL 5100023214 INSULATING SHEET 36X14X0.5 5100022073 INSULATING SHEET 5100007870...
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Page 9: Verifying The Version
Jun. 2011 BF-3(T) Verifying the Version Test Mode Turn down all controls completely counterclockwise (to MIN or Items Required MOMENTARY). Hold down the pedal and connect the AC adaptor to the DC IN jack. • AC adaptor (PSA-series device) The CHECK LED lights up and the unit enters the Test Mode. •... - Page 10 Jun. 2011 BF-3(T) 1. DSP and CPU Check 3. CODEC (DAC) Check The DSP and CPU check is carried out automatically. The CHECK LED Set the MODE control to GATE/PAN. lights up green if no problem occurs and flashes red in the event of a Verify that the CHECK LED is lighted up orange.
- Page 11 Jun. 2011 BF-3(T) 4. CODEC (ADC) L-channel Check 6. Battery Operation Check Set the MODE control to STANDARD. Set the MODE control to a setting other than MOMENTARY. Verify that the CHECK LED is lighted up red. Connect the stabilized power supply to the DC IN jack, then insert the plug into the GUITAR IN jack.
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Page 12: Circuit Board (Main, Vr, Led, Sw, Output B Board)
Jun. 2011 BF-3(T) Circuit Board (Main, VR, LED, SW, Output B Board) fig.b-main-1.eps... - Page 13 Jun. 2011 BF-3(T) fig.b-main-2.eps...
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Page 14: Circuit Diagram (Main, Vr, Led, Sw, Output B Board)
Jun. 2011 BF-3(T) Circuit Diagram (Main, VR, LED, SW, Output B Board) fig.d-main.eps@L MAIN BOARD (1/5) 10uF AVCC A+3.3 A+3.3 NJM4580M(TE1) NJM2115V(TE1) TP121 AVCC AGND AGND 1SS362FV(TPL3) TP117 10uF 16V 100uF 6.3V D ( 0.5% ) GUITAR IN TP34 TP80 TP93 TP113 TP120... - Page 15 Jun. 2011 BF-3(T) fig.d-main.eps@R TP108 2SK879-Y(TE85R.F) TP44 AVREF 1SS387(TPH3.F) 2SK879-Y(TE85R.F) AVCC TP77 TP33 TP103 C100 0.1uF AGND AVCC DGND TP116 TP64 TP105 TP20 TP58 2SK879-Y(TE85R.F) TP69 JK503 HTJ-064-14I 10uF 16V WHITE 10uF 16V 10uF TP99 W129 AVREF AVREF AVREF OUTPUT A W130 ORANGE UnPop...