Roland BOSS AD-2 Service Notes Download

Page: 18 / 19

Nov. 2015

AD-2

Circuit Diagram (Main, VR, SW Board)

fig.d-main-2.eps@L

GND

D+3.3

RESET

VR-RESONANCE

VR-NOTCH

GND

PVCC

GND

RED-LED

GND

VR-AMBIENCE

D+3.3

GND

VR+3.3

RST-DCDC

TC7W04FK

IC4

TC7W04FK

IC4

TC7W04FK

IC4

TC7W04FK

GND

VCC

C85

0.01uF

C66

0.01uF

C80

0.01uF

C14

0.1uF

C31

C101 10uF 2012

C201

10uF

2012

IC3

M24512-RMN6TP

SDA

SCL

_WC

VSS

VCC

SW1

PS017-N11AA

W11

W13

W14

W12

TP145

TP55

TP54

TP110

TP109

CN3

CN5

680

R73

GND

Q13

2SC4738-GR

R86

UnPop

TP46

22k

R75

TP78

27k

R74

TP76

TP31

TP30

47k

R37

L-7104SRT

LED1

Q14

2SA1832-GR

VR3

RD901F-40-15FW-B50K-00DQ7

VR1

RD901F-40-15FW-B50K-00DQ7

VR1

RD901F-40-15FW-B50K-00DQ7

VR3

GND

VR2

RD901F-40-125FW-B50K-00D94A

VR2

To VR BOARD(CN5)

SW BOARD
[4/4]

ACOUSTIC RESONANCE

To MAIN BOARD(CN3)

AMBIENCE

VR BOARD[2/4]

RIBBON CABLE
8X112-P2.0

GREEN

NOTCH

CHECK

MIN

MAX

MIN

MAX

MIN

MAX

VIOLET

Summary of Contents for BOSS AD-2

Page 1: ...Contents Cautionary Notes 2 Specifications 3 Location of Controls 4 Location of Controls Parts List 5 Exploded View 6 Exploded View Parts List 7 Important Notes on Assembly 7 Parts List 8 Verifying the Version 10 Data Backup and Restore Operations 10 Performing a Factory Reset 10 Updating the System 10 Test Mode 10 Circuit Board Main VR Input SW LED Board 14 Circuit Diagram Main Input LED Board 16...

Page 2: ...a single circuit board under a different part code Because supply is prohibited due to copyright restrictions 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 Because it can be replaced with an arti...

Page 3: ... Supply Alkaline battery 9V 6LR61 or Carbon zinc battery 9V 6F22 AC adaptor sold separately Current Draw 55 mA Expected battery life under continuous use These figures will vary depending on the actual conditions of use Alkaline Approx 6 hours Dimensions 73 W x 129 D x 59 H mm 2 7 8 W x 5 1 8 D x 2 3 8 H inches Weight including battery 450 g 1 lb Accessories Owner s Manual 5100053376 Leaflet USING...

Page 4: ...4 Nov 2015 AD 2 Location of Controls fig panel eps 3 1 1 4 8 5 6 7 2 ...

Page 5: ...RTC H5039510R0 1 5100003926 PLAIN WASHER 9X13 5X0 5T NI H5039158R0 1 5100008086 INT TOOTH WASHER 9 5X12 5X0 5 NI RTC H5039205R0 1 5100015893 PLAIN WASHER 9 2X14X1 6 NI H5039104R0 1 6 5100001341 6 5MM JACK HTJ 064 12DMP 1 5100003918 JACK NUT M9X12X2 NI RTC H5039510R0 1 5100003926 PLAIN WASHER 9X13 5X0 5T NI H5039158R0 1 5100008086 INT TOOTH WASHER 9 5X12 5X0 5 NI RTC H5039205R0 1 5100015893 PLAIN W...

Page 6: ...6 Nov 2015 AD 2 Exploded View fig bunkai eps 28 29 30 31 32 33 1 2 6 5 11 18 18 19 19 17 10 16 13 3 7 8 12 14 15 9 20 4 21 22 25 24 23 26 26 27 ...

Page 7: ...RING 22177109R0 1 14 5100024133 SWITCH PUSH PS017 N11AA F3129517R0 1 15 5100014487 COMPACT PSA LABEL 1 16 5100042824 TRS LABEL 1 17 5100007505 PEDAL GUIDE BUSH FOR REPAIR ONLY 1 18 5100003918 JACK NUT M9X12X2 NI RTC H5039510R0 3 19 5100003926 PLAIN WASHER 9X13 5X0 5T NI H5039158R0 3 5100053188 MAIN SHEET ASSY 1 This unit includes the following parts 20 SW BOARD 1 22 VR BOARD 1 23 INPUT BOARD 1 28 ...

Page 8: ...ITCH 5100024133 SWITCH PUSH PS017 N11AA F3129517R0 1 JACK EXT TERMINAL 5100001341 6 5MM JACK HTJ 064 12DMP 2 01903234 6 5MM JACK HTJ 064 13D 1 5100053031 DC JACK KM02018ASBM1P 1 PWB ASSY 5100053188 MAIN SHEET ASSY 1 This unit includes the following parts MAIN BOARD 1 VR BOARD 1 SW BOARD 1 INPUT BOARD 1 5100017222 JACK BOARD ASSY 75D283U0R0 1 DIODE 05015956 LED L 7104SRT F5229820R0 1 POTENTIOMETER ...

Page 9: ...SA FCC EMI VER 2 1 5100014487 COMPACT PSA LABEL 1 5100020413 EARTH TERMINAL 2 5100022073 INSULATING SHEET 4 5 5X5 5 751043W0R0 1 5100053852 LED SPACER LEDS 8 5S 1 5100007505 PEDAL GUIDE BUSH FOR REPAIR ONLY 1 5100039561 CAUTION SEAL PSA FCC EMI VER 2 1 5100014487 COMPACT PSA LABEL 1 5100042824 TRS LABEL 1 ACCESSORIES Standard 5100053376 OWNER S MANUAL MULTILANGUAGE 1 ...

Page 10: ...peration Test p 12 Some items involve testing while in the test mode and others involve testing in the normal usage state For detailed information refer to the procedures for the respective test items described later in this document Entering the Test Mode 1 Set each knob as shown below AMBIENCE Minimum ACOUSTIC RESONANCE Minimum NOTCH Maximum 2 Hold down the pedal and insert a 1 4 inch monaural p...

Page 11: ...n plug connected to the INPUT jack fig test 2 2 eps 10 Depress the pedal The CHECK LED goes dark and the test of the LINE OUT tip circuit is carried out automatically The CHECK LED lights up steadily if the test results are OK or flashes if the results are not OK 11 In the same way connect the ring of the LINE OUT jack stereo to the conversion plug fig test 2 3 eps 12 Depress the pedal The CHECK L...

Page 12: ... off 3 Input signals like those shown below from the oscillator and verify that the output signals are at the corresponding values Set the filter on the noise meter to Flat or DIN Audio 6 LED and Battery Operation Test 1 Insert a battery into the unit make the connections as shown in the figure then start the unit in the normal usage state fig test 5 e eps 2 Set the output voltage of the stabilize...

Page 13: ...13 Nov 2015 AD 2 ...

Page 14: ...14 Nov 2015 AD 2 Circuit Board Main VR Input SW LED Board fig b main 1 eps ...

Page 15: ...15 Nov 2015 AD 2 fig b main 2 eps ...

Page 16: ...51 D7 GS1G M4 D2 SR24 470 R87 3216 22pF C54 22pF C50 0 1uF C22 0 1uF C8 0 1uF C9 0 1uF C12 0 1uF C36 0 1uF C26 0 1uF C34 C37 UnPop 0 1uF C27 0 1uF C39 0 1uF C33 1000pF C88 C67 10uF 16V C103 10uF 16V C62 10uF 16V C60 10uF 16V C68 10uF 16V C10 C10 C100 10uF 16V C20 10uF 16V C106 10uF 16V C61 10uF 16V C105 10uF 16V 1 5k R69 470 R14 0 5 Q1 2SK880 GR 3 1 2 TER2 RC 3 T COMPACT DIP EARTH TERMINAL TER1 RC...

Page 17: ...113 470k R80 470k R85 470k R46 470k R84 470k R82 470k R83 1M R65 1M R67 C59 4 7uF 35V C70 4 7uF 35V 0 1uF C22 C102 0 1uF 0 1uF C133 0 1uF C30 0 1uF C25 0 1uF C40 C58 10uF 16V C99 10uF 16V C107 10uF 16V C104 10uF 16V C71 10uF 16V C123 10uF 16V C120 10uF 16V 10uF C17 2012 10uF C38 2012 L2 BLM15BD601SN1D L1 BLM15BD601SN1D C117 UnPop C128 UnPop C129 UnPop C55 UnPop 220pF C72 10pF C124 10pF C125 IC10 N...

Page 18: ...P145 TP55 TP54 TP110 TP109 CN3 1 1 2 2 3 3 4 4 5 5 6 6 7 7 8 8 CN5 1 1 2 2 3 3 4 4 5 5 6 6 7 7 8 8 680 R73 GND Q13 2SC4738 GR 1 2 3 R86 UnPop TP46 22k R75 TP78 27k R74 TP76 TP31 TP30 47k R37 L 7104SRT LED1 1 2 Q14 2SA1832 GR 2 3 1 VR3 RD901F 40 15FW B50K 00DQ7 1 3 2 VR1 RD901F 40 15FW B50K 00DQ7 1 3 2 RD901F 40 15FW B50K 00DQ7 VR1 10 VR1 20 RD901F 40 15FW B50K 00DQ7 VR3 10 VR3 20 GND VR2 RD901F 40...

Page 19: ...5 41 36 144 132 122 114 96 82 61 49 34 26 17 9 65 64 52 51 48 47 46 45 44 43 63 60 59 58 57 56 10pF C87 10pF C86 A2001WV2 6P CN1 UnPop 1 2 3 4 5 6 1k R72 4 7k R36 4 7k R35 10k R25 R31 10k 10k R26 10k R92 10k R32 56k R38 R71 UnPop BD45431G TR IC5 5 VDD 3 GND 2 SUB 1 ER 4 VOUT 0 01uF C79 0 1uF C7 0 1uF C13 0 1uF C16 0 1uF C19 0 1uF C46 0 1uF C11 0 1uF C5 0 1uF C45 0 1uF C44 0 1uF C47 0 1uF C43 0 1uF...

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