Alto SR500SA Service Manual Download Page 22

PC00298 SR500SA

SR500SA_ALTO_230V

REVISED: 2006/5/30

PART NO DESCRIPTION

SPECIFICATION

QTY REFERENCE 

LEVEL 

│││├0004---------------------------

RD00093

SMD fixed resistor 1/10W

4.7KΩ ±5% 0603

1

R74

│││├0005---------------------------

RD00101

SMD fixed resistor 1/10W

10KΩ ±

5% 0603

7

R46,R47,R58,R71,R72,
R73,R94

│││├0006---------------------------

RD00105

SMD fixed resistor 1/10W

22KΩ ±

5% 0603

1

R93

│││├0007---------------------------

RD00114

SMD fixed resistor 1/10W

68KΩ ±

5% 0603

1

R60

│││├0008---------------------------

RD00111

SMD fixed resistor 1/10W

47KΩ ±

5% 0603

1

R70

│││├0009---------------------------

RD00116

SMD fixed resistor 1/10W

100KΩ ±5% 0603

1

R90

│││├0010---------------------------

RD00118

SMD fixed resistor 1/10W

150KΩ ±5% 0603

1

R57

│││├0011---------------------------

CI00016

SMD ceramic capacitor 0805

100PF/50V NPO

2

C40,DL2

│││├0012---------------------------

SE00011

SMD rectifier diode

RLS4148 0.5A (LL-34)

3

D14,D32,D33

│││├0013---------------------------

SF00031

SMD transistor

BC847B(SOT-23)/(PHI)

3

TR20,TR21,TR26

│││├0014---------------------------

SF00032

SMD transistor

BC857B(SOT-23)/(PHI)

3

TR17,TR22,TR27

│││├0015---------------------------

SG00040

SMD integrated circuit

MC33078DT(ST)MC33078D(ON)

1

IC7

│││└0016---------------------------

AC00179

tin without lead

M705E Sn 3Ag-0.5Cu

40

││├0055-----------------------------

CA00071

ceramic capacitor

0.0047uF/100V

2

C17,C24

││└0056-----------------------------

AC00179

tin without lead

M705E Sn 3Ag-0.5Cu

40

│└0049-------------------------------

HK05848

PC board

P-313115-3-DIP-

1

│ ├0001------------------------------

SC00319

crystal oscillator

12.288MHZ

1

XT1

│ ├0002------------------------------

NE16151

lable

CS:5DA0_V1.0

1

│ │├0001----------------------------

NI00034

membrane

0.045*1M

1

│ │└0002----------------------------

NH00014

bond paper

0.05*1M white

1

│ ├0003------------------------------

HC00145

connector

2.54 90° 2P(gold-plated) 6/14mm  1.2mm

1

│ ├0004------------------------------

HC00492

connector

20PIN B22-2*10BGA1

1

CN2

│ ├0005------------------------------

CB00166

electrolytic capacitor

100uF/16V φ6*5mm

1

C60

│ ├0006------------------------------

CB00069

electrolytic capacitor

1000uF/6.3V φ8*11mm

2

C62,C64

│ ├0007------------------------------

CB00201

electrolytic capacitor

47uF/25V φ6*7mm

8

C23,C24,C25,C26,C38,
C39,C57,C58

│ ├0008------------------------------

CB00026

electrolytic capacitor

10uF/50V φ6*7mm

2

C55,C56

│ ├0009------------------------------

SG00342

SMD integrated circuit

EN29LV040-70JC/ CS:5DA0

1

IC2

│ │└0001----------------------------

SG00337

integrated circuit

EN29LV040-70JC(PLCC32)/(EON)

1

│ ├0010------------------------------

HK04891

PC board

P-313115-3-SMD-ALTO

1

│ │├0001----------------------------

SG00069

SMD integrated circuit

MAX709L-CSA

1

IC5

│ │├0002----------------------------

SF00009

voltage stabilized transistor

LM1117MP-3.3 (3.3V, SOT223)

1

IC9

│ │├0003----------------------------

RD00068

SMD fixed resistor 1/10W

100Ω ±

5% 0603

4

R1,R29,R30,R39

│ │├0004----------------------------

RD00076

SMD fixed resistor 1/10W

330Ω ±

5% 0603

1

R49

│ │├0005----------------------------

SG00331

SMD integrated circuit

RED 208N MQFP208/(LEM NO#105024)

1

IC4

│ │├0006----------------------------

SG00379

SMD integrated circuit

74HC132DT(SO14)/(PHILIPS)

1

IC11

│ │├0007----------------------------

SG00050

SMD integrated circuit

AK4528VF AKM

1

IC7

│ │├0008----------------------------

SG00040

SMD integrated circuit

MC33078DT(ST)MC33078D(ON)

2

IC3,IC8

│ │├0009----------------------------

RE00006

SMD resistor networks 1/16W

100Ω*4 ±

5% 8P 0603

1

AR4

│ │├0010----------------------------

RE00008

SMD resistor networks 1/16W

4.7KΩ*4 ±5% 8P 0603

4

AR1,AR2,AR3,AR5

│ │├0011----------------------------

RD00063

SMD fixed resistor 1/10W

22Ω ±5% 0603

2

R34,R35

│ │├0012----------------------------

RD00073

SMD fixed resistor 1/10W

220Ω ±

5% 0603

8

R12,R13,R15,R17,R27,R33
,R46,R50

│ │├0013----------------------------

RD00101

SMD fixed resistor 1/10W

10KΩ ±

5% 0603

2

R9,R36

│ │├0014----------------------------

RD00093

SMD fixed resistor 1/10W

4.7KΩ ±5% 0603

15

R8,R10,R11,R14,R16,R23
,R24,R25,R26,R40,R41,R42,R
43,

│ │├0015----------------------------

RD00125

SMD fixed resistor 1/10W

1.0MΩ ±5% 0603

1

R28

│ │├0016----------------------------

RD00116

SMD fixed resistor 1/10W

100KΩ ±5% 0603

1

R51

│ │├0017----------------------------

HB01645

PCB

313115-3_VER050228

1

│ │├0018----------------------------

HC00611

IC socket (SMD)

PLCC32 (AMP S/N:822516-7)

1

IC2

│ │├0019----------------------------

CI00091

SMD ceramic capacitor 0603

0.0056uF/50V X7R ±10%

1

C65

│ │├0020----------------------------

CO00006

SMD chip inductance

BLM21A102SPT/(MURATA)

4

L1,L2,L3,L4

│ │├0021----------------------------

CI00129

SMD ceramic capacitor 0603

0.0015uF/50V X7R ±10%

2

C34,C36

│ │├0022----------------------------

CI00069

SMD ceramic capacitor 0603

0.0033uF/50V X7R ±10﹪

2

C9,C12

│ │├0023----------------------------

CL00006

SMD tantalum capacitor

10uF/16V case B2

4

C31,C32,C37,C54

│ │├0024----------------------------

CI00063

SMD ceramic capacitor 0603

470PF/50V NPO ±

5﹪

4

C8,C10,C11,C13

│ │├0025----------------------------

CI00075

SMD ceramic capacitor 0603

0.1uF/50V Y5V +80,-20%

28

C3,C4,C5,C6,C7,C15,C16,
C17,C18,C19,C21,C28,C29,C3
0,

│ │├0026----------------------------

CI00266

SMD ceramic capacitor-RS 0603

22PF/50V NPO ±5﹪

3

C43,C46,C50

│ │└0027----------------------------

CI00264

SMD ceramic capacitor-RS 0603

15PF/50V NPO ±5﹪

2

C14,C27

│ └0011------------------------------

AC00179

tin without lead

M705E Sn 3Ag-0.5Cu

40

├0010---------------------------------

HA02815

signle terminal wiring

800mm UL1015 18AWG

1

├0011---------------------------------

NI02250

MIC jack

φ17*φ23.5*9

2

├0012---------------------------------

HA00861

power cord Europe 3P

LT-312+LT-501

1

├0013---------------------------------

NE11750

label

ALTO PC

4

08-4

Summary of Contents for SR500SA

Page 1: ...Service Manual ALTO REV 2 Model SR500SA...

Page 2: ...CONTENTS 1 Specifications 2 Block Diagram 3 Schematic Diagram 4 Printed Circuit Board 5 Test Procedures 6 Structural Drawing 7 Exploded View Mechanical Parts List 8 Electrical Parts List...

Page 3: ...T Rated W 5 Maximum at Output 10 THD Aux 1KHz dB Load W W FLAT 7 Hum or Noise VR Max Low 10 mV mV VR Max Hi mV mV 8 100HZ dB 100HZ dB Tone control Response Input From Aux Output At 1W 10KHZ dB 10KHZ d...

Page 4: ...B AUX dB dB TAPE dB dB TUNER dB dB AUX2 CD dB dB AUX dB dB TAPE dB dB TUNER dB dB AUX3 CD dB dB MIC dB dB LINE dB dB 24V dB dB MIC1 UNBAL dB dB MIC dB dB LINE dB dB 24V dB dB MIC 2 UNBAL dB dB MIC dB...

Page 5: ...SPEAKER LOW V LOW V HI V HI V AC INPUT 238096 DSP MODULE LPF Title Size A3 Number Date File Sheet of Drawn By Revision SR500SA SR500SA BLOCK DIAGRAM 2004 04 16 T5SA 1 1 Lian Ming Tan VER1 0 1 SR500SA...

Page 6: ...R47 10K R57 150K C29 1U 50V C26 0 1U C20 0 0047U R52 12K2W C27 220U 25V R26 0E2 5W R24 0E2 5W C17 0 0047U D12 1N4148 D10 1N4148 R25 10E R37 4E7 C35 0 0047U 7 6 5 _ IC7B MC33078 1 2 3 4 8 _ IC7A MC3307...

Page 7: ...11 GND 12 GND 13 OSC 14 SS 15 NC 16 IC1 L4962 C2 220u 50V C4 330P C7 0 0022u R2 3K9 R1 15K C3 0 033u C8 2u2 50V 4 3 2 1 5 L1 TP SEV1924 03 C14 470u 25V SLL 5VD D1 BYV27 1 1 2 2 3 3 4 4 5 5 6 6 7 7 SW1...

Page 8: ...04 1...

Page 9: ...04 2...

Page 10: ...04 3...

Page 11: ...ifier high output Par 3 Initial test Increase slowly the VARIAC voltage up to the nominal value 230Vac Check the transformer sec voltages with multimeter without signal on input F1 F2 54V 1 5Vac F3 F4...

Page 12: ...h with its body to verify this protection works properly reducing the amplifier out signal to few volts on time P S The check must be done with PTC placed into heat sink hole and silicon grease on Par...

Page 13: ...05 3...

Page 14: ...06 1...

Page 15: ...06 2...

Page 16: ...06 3...

Page 17: ...07 1...

Page 18: ...S 85 6 207 7 black_V1 0 2 10 MG00361 black screw pill M4 20mm 12 11 NI031151 SR 400A black_V1 0 handle ABS 2 12 MG00353 black screw semicircle pan head M6 30mm 4 13 MH00801 rack hat black SKC004 1 14...

Page 19: ..._PT2 1 1 0001 HC00496 connect terminal 0 8 13 16 3mm 1 0002 HC00495 connect terminal 0 8 13 16 3mm 1 0003 NI02583 terminal block 3 5 24 5 3t 1 0011 MH01110 rivet M0500A_OU 30 2 0012 MD00642 iron net S...

Page 20: ...7 HK04509 PC board P 110073 SR500SA 1 0001 HB01355 PCB 110073_VER031027 1 0002 RA00637 fixed resistor 1 8W 680 M type 2 R13 R14 0003 RA00640 fixed resistor 1 8W 1 2K M type 1 R15 0004 RA00646 fixed re...

Page 21: ...CA00029 ceramic capacitor 220PF Y5E 2 C21 C22 0024 CA00034 ceramic capacitor 470PF Y5E 4 C28 C31 C46 C47 0025 CA00040 ceramic capacitor 0 001uF Z5V 1 C13 0026 CC00012 mylar capacitor 0 0047uF 100V 10...

Page 22: ...1 IC5 0002 SF00009 voltage stabilized transistor LM1117MP 3 3 3 3V SOT223 1 IC9 0003 RD00068 SMD fixed resistor 1 10W 100 5 0603 4 R1 R29 R30 R39 0004 RD00076 SMD fixed resistor 1 10W 330 5 0603 1 R49...

Page 23: ...in adhesive 90 120mm_V1 0 1 0020 NB03224 box SR 500SA ALTO_V1 2 1 0021 ND00416 EV foam 100 110 2t_V1 0 2 0022 MD00599 net SR500SA ALTO_V1 0 1 0001 MD00537 iron net SR500A SUB_V1 2 1 0001 MD00536 iron...

Reviews: