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Rank

Part No.

Description

Specification

QTY

Remark

PF03857

DIGITAL
MULTIEFFECTS

aVERB 

Ⅱ

_ALTO_230V_CHINA

1

├

0001

MA07059 panel-RS

α

VERB 

Ⅱ

ALTO_V1.0

1

├

0002

MB05584 chassis-RS

α

VERB 

Ⅱ

_V1.0

1

├

0003

MC00992 top cover-RS

aVERB 

Ⅱ

_V1.0

1

├

0004

NI00363

knob-RS

φ

21*16mm COOL GRAY

8C/072C_V1.1

1

├

0005

NI02386

konb-RS

φ

14*13mm

1

├

0006

NI04996

knob-RS

φ

11*19(5445C)_V1.0

3

├

0007

NI04999

knob-RS

φ

8.5*4(123U)_V1.0

2

├

0008

NI04998

knob-RS

φ

8.5*4(298C)_V1.0

1

├

0009

MG00025 screw-RS

M3*6

6

├

0010

MG00163 screw

M3*8

2

├

0011

NI00002

plastic nut-RS

φ

7/16"*G20/15*4.8

5

├

0012

MF00014 washer

φ

3*

φ

6.5*0.5t

2

├

0013

NC00131 washer

1*

φ

11.3*

φ

15.3 red

5

├

0014

TG00023 adaptor

230V/50Hz_AC9V/300mA_E
T-35_CE

1

├

0015

HJ00002 dessicant

10g

1

├

0016

NA00122 PE bag

0.04t*350*230mm

1

├

0017

NA00146 bubble bag

13*16

1

├

0018

NI00501

self-adhere foot cushion 12.7*9*3t(SF-004)

4

├

0019

NE05006 label-RS

ALPHAVERB_V1.0

4

├

0020

NE05004 label

ALTO

4

├

0021

NE02717 label

MADE IN CHINA

2

├

0022

NF00061 assurance card-RS-C

ALTO_V1.1

1

├

0023

AD00012 twin adhesive-RS

90*120mm_V1.0

1

├

0024

NA00279 clip-chain bag

0.04t*100*150mm_V1.0

1

├

0025

HK08950 PC board

P-aVERB 

Ⅱ

-N2-DIP

1

│　├

0001

CB00072 electrolytic capacitor

1000uF/25V 

φ

10*20mm

1

C10

│　├

0002

HI00192

rotary switch

288S0366

2

EN1,EN2

│　├

0003

RC00086 potentiometer

A10K

Ω

*2 RV16A01-20-20F-

A14-301

2

VR1,VR3

│　├

0004

RC00087 potentiometer

B1K

Ω

*2 RV16A01-20-20F-

B13-301

1

VR2

│　├

0005

HC00108 stereo MIC jack

φ

6.3 stereo LJB0661-6

5

PJ1,PJ2,PJ3,PJ4,PJ5

│　├

0006

HC00183 DC jack-RS

KJ-36-S 

φ

3.5

1

J1

│　├

0007

SA00094 rectifier diode

1N4002/100V

2

D2,D3

│　├

0008

SD00074 integrated circuit

L7805CV(TO220)/(ST)

1

U10

│　├

0009

SB00083

voltage stabilized
transistor-RS-ACT

UTC79L05(TO92)/(UTC)

1

U9

│　├

0010

SA00053 L.E.D

φ

3 round(red)long foot

2

LD1,LD2

│　├

0011

MI00256 heat-sink

25*15*10.6-1PIN SCL-2020

1

│　├

0012

MF00037 washer

φ

3.2*

φ

5.5*1t

1

│　├

0013

MG00166 screw

M3*10

1

│　├

0014

HC00473 connector-RS

2.45mm 180° 2*8P B25-
2*8BG1(B)H=5mm

1

CN2

│　├

0015

NI02249

plastic washer

TW-1(TO-220)

1

│　├

0016

HK08951 PC board

P-aVERB 

Ⅱ

-N2-SMD

1

│　│　├

0001

CI00007

SMD ceramic capacitor
0805

22PF/50V NPO

4

C24,C27,C28,C29

│　│　├

0002

CI00009

SMD ceramic capacitor
0805

33PF/50V NPO

2

C33,C34

│　│　├

0003

CI00012

SMD ceramic capacitor
0805

47PF/50V NPO

4

C46,C47,C48,C49

│　│　├

0004

CI00018

SMD ceramic capacitor
0805

220PF/50V  NPO ±5%

2

C9,C25

7. BOM

- 11 -

Содержание VERB II

Страница 1: ...Service Manual Model αVERB II 40 BIT DIGITAL EFFECTS MODULE www altoproaudio com ...

Страница 2: ...CONTENTS 1 INTRODUCTION 2 SPECIFICATION 3 BLOCK DIAGRAM 4 SCHEMATIC DIAGRAM 5 PCB LAYOUT 6 TEST PROCEDURE 7 BOM 8 EXPLODED VIEWS MECHANICAL PARTS LIST ...

Страница 3: ... total Analog Mix Dry Wet control User adjustable Input and Output Gain Stereo Mono Jack Inputs LED control for digital overdrive Easy to operate Front Panel controls SMT Design for greater reliability Short Signal Path and no internal cabling to provide superior sound Manufactured under QS9000 VDA6 1 Quality System 1 INTRODUCTION 1 ...

Страница 4: ...ut Impedance 500 Ohms Front Panel Controls IN OUT levels ANALOG PROGRAM selections 2 knobs Indicators Power Signal clip LED Rear Panel Input LEFT MONO RIGHT 1 4 2 conductor mono Output LEFT RIGHT 1 4 2 conductor mono BYPASS 1 4 2 conductor auto sense pedal type for momentary footswitches Power 9 Volt AC Power Adaptor Processing and Memory Processor Speed 12 MIPs million instructions per second Int...

Страница 5: ...YPASS L IN R IN Input gain Input gain If only LIN Input 1 LIN MONO 2 RIN OPEN MIX LIN RIN LOUT ROUT MUTE MIX OUTPUT GAIN L OUTPUT R OUTPUT Singal LED Distortion detect CHEE OUTPUT GAIN 3 BLOCK DIAGRAM 3 ...

Страница 6: ...4 SCHEMATIC DIAGRAM 4 ...

Страница 7: ...4 C41 1uF DGND 5V R33 10K A 2 K 1 D6 RLS4148 C42 1uF DGND R42 220R MUTE R29 10K R28 10K TR1 BR DGND DGND 5V R41 220R R40 7K5 LD1 RED 3 4 U6B 74HC14 5 6 U6C 74HC14 8 9 U6D 74HC14 12 13 U6F 74HC14 14 7 U6G 74HC14 DGND CLK 12 J 14 S 11 R 15 Q 10 Q 9 K 13 U5B 74HC109 DGND 16 8 U5C 74HC109 C38 100nF C37 100nF 5V DGND C40 10uF JP1 AGND2 1 2 4 8 1 2 4 8 DGND 3 2 1 U4A LM393 5 6 7 U4B LM393 R36 4K7 5VA R3...

Страница 8: ...16 47uF 25V AGND AGND2 5 6 7 U1B TL074CD C15 47uF 25V R15 10K C17 47uF 25V INPUTL 12 13 14 U1D TL074CD R12 1K AGND R13 1M OUTPUTL 4 5 6 VR2B B1K 4 5 6 VR3B A10K AGND R23 270R 5 6 7 U2B TL074CD R19 10K L6 BLM21A102 AGND2 OUTPUT B MIXER B INTPUT B AGND C25 220P AGND C26 10nF C18 100nF C19 100nF AGND C45 100nF C51 100nF AGND C2 0 1UF C1 0 1UF SGND SGND C22 100nF SGND VCC MONO IN C46 47P C47 47P C48 4...

Страница 9: ...5 PCB LAYOUT 7 ...

Страница 10: ... 8 ...

Страница 11: ...utput signal is 20dbm 2dbm when rotate the INPUT OUTPUT knobs to minimum there is no output signal Rotate the INPUT OUTPUT knobs to maximum after the test is finished d rotate the MIX knob to maximum L 14dbm 2dbm R 20dbm 2dbm During rotating this knob from minimum to maximum the effect will be changed e The PRESET knob has 16 functions in this aVERB II the testing parameter please see the below ta...

Страница 12: ... connect the AP output to Right Input at this moment only the R has output rotate the PRESET the larger knob to Delay position and the VARIATIONS the smaller one to 1 position also the MIX knob to maximum the sweep frequency response curve as below h Test for BYPASS rotate the MIX to maximum connect the footswitch to BYPASS jack this footswitch can control the DSP effect i When turn off the input ...

Страница 13: ...1 0024 NA00279 clip chain bag 0 04t 100 150mm_V1 0 1 0025 HK08950 PC board P aVERB Ⅱ N2 DIP 1 0001 CB00072 electrolytic capacitor 1000uF 25V φ10 20mm 1 C10 0002 HI00192 rotary switch 288S0366 2 EN1 EN2 0003 RC00086 potentiometer A10KΩ 2 RV16A01 20 20F A14 301 2 VR1 VR3 0004 RC00087 potentiometer B1KΩ 2 RV16A01 20 20F B13 301 1 VR2 0005 HC00108 stereo MIC jack φ6 3 stereo LJB0661 6 5 PJ1 PJ2 PJ3 PJ...

Страница 14: ...4148 0 5A LL 34 5 D1 D4 D5 D6 D7 0022 SF00056 transistor MMBT3904 SOT23 PHI 2 TR1 TR2 0023 SG00001 SMD integrated circuit TL074CDT SO14 ST 3 U1 U2 U3 0024 SG00306 SMD integrated circuit LM393DR TI MEXICO 1 U4 0025 SG00044 SMD integrated circuit BU4066F SOT73 PHI 1 U7 0026 SG00068 SMD integrated circuit 74HC14DT SO14 PHI 1 U6 0027 SG00469 SMD integrated circuit SN74HC109DR SO16 TI 1 U5 0028 AE00449...

Страница 15: ... R4 R19 R10 R18 R9 R5 0007 RD00088 SMD fixed resistor 1 10W 2 2KΩ 5 0603 8 R28 R27 R23 R24 R29 R30 R25 R26 0008 RD00101 SMD fixed resistor 10KΩ 5 0603 3 R32 R31 R1 0009 RD00125 SMD fixed resistor 1 0MΩ 5 0603 1 R2 0010 RE00006 SMD resistor networks 1 16W 100KΩ 4 5 8P 1206 0603x4 2 AR1 AR2 0011 SE00011 SMD rectifier diode RLS4148 0 5A LL 34 1 D1 0012 SG00068 SMD integrated circuit 74HC14DT SO14 PHI...

Страница 16: ...8 EXPLODED VIEWS MECHANICAL PARTS LIST 14 ...

Страница 17: ...4 washer RS ACT zinc plated φ3 φ6 5 0 5t 2 8 MG0003 screw RS M3 4 4 9 MG0016 nickle screw RS M3 8 2 10 HK04336 K PCB 313123 DIP TOPVerb 1 11 MC0099 ZB top cover RS 5252 aVERB Ⅱ_V1 0 1 12 NI04999 knob RS CT ABS φ8 5 4 123U yellow _V1 0 2 13 NI04998 knob RS CT ABS φ8 5 4 298C blue _V1 0 1 14 NI04996 plastic knob RS CT φ11 19 5445C gray _V1 0 3 15 MB05584 ZC chassis RS αVERB Ⅱ_V1 0 1 16 MA07059 ZC fr...

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