Alpine MRP-M350 User manual

MRP-M350

SERVICE MANUAL

MONO POWER AMPLIFIER

MONO POWER AMPLIFIER MRP-M350

2 / 03-A

68E35049S01

TO ALPINE Home

Page

The following cautions will prevent accidents in the workplace and will ensure safe products.

*The symbols indicate caution is needed to prevent injuries and damage to property.

The symbols and their meanings follow.

*The following symbols indicate two levels of cautions.

When you see this symbol, you have to be very careful.

When you see this symbol, you have to follow the instructions there.

Do not look squarely into the laser light

Fuse Caution

coming from the pickup. Always use a designated fuse.

You may loose you sight. Use of an incorrect fuse may result in a fire.

Do not allow wiring to be caught in the Battery Caution

screw/chassis. Use the designated battery.

If wiring is caught in the screw/chassis, it may Confirm the correct polarity and seat of the

cause a short circuit, resulting in a fire. battery.

An incorrect battery or an improperly connected

or seated battery may result in a fire.

High Temperature Caution Designated Parts Caution

Touching the heat sink may cause severe burns. Look up the part list and ensure that only

designated parts are used to prevent problems or

accidents.

Reverse Power Supply Connections o

Wiring Caution

Misconnections Caution Ensure that the wiring is correct when rewiring to

Reverse power supply connections or prevent problems with ignition/breakdown.

misconnections may cause ignition problems and

smoke may result.

Soldering Caution Wear Glove

Hot solder from solder splash may cause severe Wear gloves to prevent electrical shocks or injury

burns. from the end face of the metal.

If you ignore this symbol and handle the product incorrectly or unsafely,

injury or only material damage may result.

If you ignore this symbol and handle the product incorrectly or unsafely,

serious injury or death may result.

Warning

Caution

Warning

Caution

Contents

Packing Assembly Parts List

Packing Method View

Specifications

Block Diagram

Parts Layout on P.W.Boards and Wiring

Schematic Diagram

Terminal Voltage of IC/ TR

Description of IC Terminal

Exploded View (Cabinet)

NOTE : Due to continuing product improvement, specifications and designs are subject to

change without notice.

Cabinet Assembly Parts List

Electrical Parts List

103

102

101

105

104

107

106

Packing Assembly Parts List

PartNo. PartNo.

101 03E34961S01 SCR,M4X20 TPG1(BLK) 106 01E11136S01 ASS'Y KIT SP-IN WIRE

102 03E34955S01 SCR,M3X10(B)MCH(BLK) #1 107 68P02294K63 OWNER'S MANUAL

103 15E34956S01 COVER,RCA $1 107-1 68P02294K74 OWNER'S MANUAL(GE)

104 75E27927S01 HOUSING RUBBER-D $1 107-2 68P02294K75 OWNER'S MANUAL(I,G,S)

105 75E22439S01 HOUSING RUBBER-B

NOTE : #1 : For North American Model Only,

1 : For General Foreign Model Only, Others : Common.

Packing Method View

Symbol Description

No.

Symbol Description

No.

TO CONTENTS

Specifications

T.H.D. (100Hz, 14.4V) ............................................................................................ 100W/ch, 4ohm-1channel : 1.0%

200W/ch, 2ohm-1channel : 1.0%

Power Output (1.0% T.H.D., 14.4V, 20Hz to 100Hz) .......................................................... 4ohm-1channel : 160W

2ohm-1channel : 320W

S/N Ratio (Ref. Output 175W/4ohm, Input shorted) ............................................................................................ 94dB

Input Sensitivity (175W/4ohm Output) ......................................................... SP-INPUT : GAIN-VR (MIN) : 8.0V±3dB

RCA-INPUT : GAIN-VR (MAX) : 0.18V±3dB

RCA-INPUT : GAIN-VR (MIN) : 4.0V±3dB

Input Impedance ............................................................................................................ SP-INPUT : 35.9k ohm±10%

RCA-INPUT : 18.3k ohm±10%

Frequency Response (0dB, Ref. 100Hz) ........................................................................................... 20Hz : -1.0±1dB

205Hz : -3.0±2.5dB

Current Drain ..................................................................................................................................... No Signal : 1.5A

2ohm-1channel, 10% T.H.D. : 62A

Residual Noise (Input Shorted, 4ohm-1channel) ............................................................................................... 30mV

Remote on Voltage (1W Output) ............................................................................................................ 6.5 +1, -1.5V

Remote Current Drain ............................................................................................................................. 0.27± 0.1mA

Back Up Current Drain ...................................................................................................................................... 1.5mA

Fuse Requirement ............................................................................................................... 20A x2 (For Battery Line)

Power Source ............................................................................................................................. DC14.4V (11 to 16V)

Dimensions (W x H x D) ................................................................................................................. 233 x 60 x 242mm

Weight ............................................................................................................................................................... 2.42kg

NOTE : Due to Continuing product improvement, specifications and designs are subject to change without notice.

TO CONTENTS

Block Diagram

LINE

CHOKE

MUTE

DRIVER

u-COM

+5V

LED

PWM IC

PWM

FEEDBAC

PROTECTION

DRIVE

MAIN POWER

FET

RECTIFIER

AND

RECULATOR

+15V/-15V

REGULATOR

Thermal

senser

INPUT

ISO. GAIN

VOLUME REVERSE

BUFFER PWM OUTPUT

DRIVE

SENSOR

FET OUTPUT

STAGE

u-COM

Protection senser

L.P.F

JK101

(INPUT)

INPUT

ISO.

SENSOR

DC OFFSET

Over Current Protect

over temperature Protect

JK101

(INPUT) BASS

EQ CH 1(+)

CH 1

CB101

(SPEAKER LEVEL INPUT) CH 1(-)

CH 1

CH 2

TML301

(SPEAKER OUTPUT)

DC OFFSET

over load

Thermal(trans)

Thermal(Power TR)

CH 2

+15V -15V

GND

TML601

(POWER SUPPLY)

BATTERY

REMOTE Power trans

GND

TO CONTENTS

R146 27k

R142

1.5k

R161 5.1k

C010 N.U.

R183 15k

C181 47p

VR103

20kE

VR103

20kE

IC104 NJM4560M

NJM4560M

IC105

TP134

R134 100k

C132

1000p

R152

22k

C131

1000p

C808 N.U.

C101 47p

C151

0.1 (MMTS)

R103 15kF

R109 5.6k

N.U. R153

C811 N.U.

IC101 NJM4560M

IC102 NJM4560M

R133 100k

TP233

TP235

TP236

TP201

TP202

TP203

R203

15kF

TP234

C231 1000p

R233 100k

C232 1000p

C201 47p

C141 33p

C810

N.U.

R209

5.6k

E 815

1/50

E816 1/50

E151

0.47/50 R163

100

TP141

R145 220k

C809

N.U.

R234 100k

IC200 NJM4560M NJM4560MIC100

TP135

TP136

TP102

TP103

TP101

R132

TP132

TP133

R135

C103

N.U. C153

N.U.

C152

0.1

C102

47p

TP137

TP140

R235

R136

R131

R231

R102

15kF

R101

15kF

R104

15kF

TP231 TP232

R232

R236

C203

N.U.

C202

47p

15kF

R202

15kF

R204

R201

15kF

R151 56k

R166

150k

0.022 C161 E161

2.2/50

R162 5.1k VR102 5kE

TP164

TP165

C162 10p

IC103

NJM4560M

E817

1/50

R173

5.6k

C173

0.33

R174 5.6k

R164

5.1k

C163 N.U.

C164

N.U.

C812

N.U.

C814

N.U.

C174

0.056

C813

N.U. VR103

20kE

VR103

20kE

R186

N.U.

R175

27k

R195

5.6k TP171

E818

1/50

C171

0.12

R172

5.6k

R171

5.6k

R165

1.5k

C142 10p

C143

N.U.

R143

910

VR101

50kA

TP143 TP160

TP161

TP183TP173

TP170

C183

N.U.

R184

15k

R181

5.6k

R528

10k

R530

10k

C514 0.1

C510 0.1

TH531

22k

C521

6800p

C522

0.1

C526

0.01

E508 100/10

C508 0.1

E503 100/10

R521

10k

R520

10k

R519

10k

R518

10k

TP535

TP539

TP544

TP501

C500 0.1

R532 10k

R531 10k

R508 10k

R522 10k

R506 10k

R505 10k

R533 10k

R504 10k

R503 10k

R502 10k

R501 10k

TP502

TP503

TP504

TP515

TP506

TP507

R661 1.8k–1/4

R662 1.8k–1/4

R663 1.8k–1/4

R666

15k

2SC2412K

Q663

R664 1.8k–1/4

E661

330/25

TP508

TP664

TP663

R665

5.6k

TP509

TP510

TP511

TP543

TP542

TP541

TP538

TP537

TP536

TP534

R185 15k

TP180

TP184

TP181

TP591

TP592

10k

R592

Q592

KTC2874

Q593

FMC2

TP182

C184

N.U.

C172

0.15

C175

N.U.

C176

N.U.

C182 47p

TP593

10k

R517

IC501

TCP87P47U

R516 10k

10k

R513

IC521

S–80942CNMC R571

2.2kF

TP514

TP608

TP521TP520

TP522

C504 0.1

C505 0.1

C016 1000p

D002 1SS133

D001

1SS133

C506 0.1

C507 0.1

E507 100/10

CL501

7.7MHz

Q664

2SB1243

TP223

TP197TP196

TP294

TP224

TP291

TP124

TP123

R105

22k

R205

22k

CB101

TERM HOU 5569–4A1

JK101

RCA JACK 2P

C222 1000p

C221 1000p

C122 1000p

C121 1000p

Z104

BX1608HM102

Z103

BX1608HM102

Z101 BX1608HM102

Z201 BX1608HM102

Z202 BX1608HM102

Z203

BX1608HM102

Z204

BX1608HM102

Z102

BX1608HM102

R107

11k

R803

330

R207

11k

R206

11k

R106

11k

R804

330

TP193

TP293

E101

10/50

E201

10/50

E202

10/50

E102

10/50

L601

CHOKE

F101

C023 100p

C021 0.01

C601 0.01

C022

0.01

C024

100p

TML601

FUSE TERMINAL 3P

D601

11ES2 R670

30k–1/4 ZD671

HZS6A1L

GND

Q671

2SB1238

Q672

2SC2412K

TP672

R672

47k

R566 2.4k–1/4

R542 1.2kF

R543 N.U.

C541 0.01

ZD541 HZS5BLL

E641

330/25

E642

47/25

IC602

NJM78L05A

R565 2.4k–1/4

TP565

R526

56kF

R525

39kF

ZD521

HZS15–2L

C524

0.01

C523

0.027

C565 1000p

C671 1000p

R671 30k

LD565

2012 (BLUE)

IC522

S–80943CNMC

R673 3k–1/4

R524

4.7k–1/4

R541

3.9kF

D521

1SS133

TP525

TP580

R527

10k R523

4.7k D602

11ES2

TP512

TP532

TP531

TP505

TP529

TP528

TP524

TP523

TP527

TP618

TP607TP606

TP612

TP617

TP562

TP561

TP613

TP614

TP615

TP616

TP604

R609

220–1W

R610

220–1W

C007

0.1

R611

18kF

R603

220–1W

R608

10–1/4

C612

2200p

R562

R614

24k

R613

240kF

C604

2200p

C603

2200p

R604

220–1W

E602 47/25

E603 47/25

C513 0.1

R561 4.7k

R617 240k

R612 10kF

E601 100/25

Q604

IRFZ44N

IC601

uPC494GS

C611

1200p

Z604

BK2125HS601

Q561

DTA124EK Q602

IRFZ44N

R602

33–1/4

R623

33–1/4

Q601

IRFZ44N

Q603

IRFZ44N

R606

10–1/4

R605

10–1/4

R607

10–1/4

33–1/4 33–1/4

R622

E6002

R601

1000/25

R507

1.2kF

R653

10k

Q584

DTC114YK

Q582

DTC124EK

TP549

TP545

Q581

DTC124EK

D583 1SS133

D581

DAN202K

R585

10k

R586

10k TP571

TP586

TP546

TP381

R584 47k

ZD562

HZS9C1L

D301

1SS133

TP350

TP351

R559

10k

R325

1.2k

R324

33k

C321

120p

R322

2.7kF

R424

33k

C552

0.1

R558 47k

R801 100–1/4

C802

2200p

R807 100–1/4

R802 100–1/4

100–1/4 R808

TP813

C801 2200p

C803 0.015

C804 0.015

E801

2700/35

E802

2700/35

C816 1000p

C823 1000p

R809

R810 1M

E813 220/16

220/16 E814

C824 1000p

C015 1000p

C817 1000p

R555 4.7k

IC551 NJM4560M

Q551

2SC2412K

IC605

NJM7815FA

BK2125HS601

Z602

IC606

NJM7915FA

Z603

BK2125HS601

D801

FFPF15U20DN

D802

FFPF15U20DP

R422

2.7kF

R421

120kF

R423

10k

C421

120p

E551

N.U.

C551

0.1

R557

4.7k

R553

39kF

R326

10k

ZD561

HZS9C1L

IC302

NJM2903M

DAN202K

D551

ZD551 HZS7B2LRX

TP451

TP553

TP556

TP555

TP808

TP809

TP807

TP810

TP811

TP487

TP450

TP557

TP803

TP603

E6001

1000/25

E6005

1000/25

E6003

1000/25

E6004

TP812

TH801

22k

TP806

T801

EI (4T/8T)

R554

10kF

R556

10kF

R323 10k

R321 120kF

R576

5.6kF–1/4

R575

820–F

R572

820–F

R574

820–F

R615

8.2kF

R621

82kF

R616

8.2kF

R618

8.2kF

R573

3.3kF

C511 0.01

C512 0.1

R578

3.3kF

TH571

100k

TH572

100k

TP578

TP573

0.1

C503

D571

DAN202K

D572

1SS133

R529

10k

R514

TP533

R511

10k

TP336

TP338

TP340

TP342

TP345

TP346

TP352

R354

10k

R003

R192

10k

R013

N.U.

E183

10/16 (B.P)

R358

10k

0.1 C357

0.22

C360

R193

10k E186

10/16

E184

10/16

E185 10/16

R190

820

R191

820

E331

1/50

E362

1/50 E361

1/50

R331

100–1/4

C532

0.1

C509 0.1

R509 470k

R510 470k

TP353

TP354

TP357

TP358

TP360

TP361

TP363

TP364

R417

4.7kF–1/4

TP427

C367 N.U.

C351 0.1

C354 0.1

C366

0.1

IC301

TDA7570

R418

1kF

C413

2700p

R427

2.2k

TP355 TP356

TP332

TP331

TP328

TP325

TP323

TP324

TP322

TP321

TP315

TP318

TP317

R359 2.2

R317

4.7kF–1/4

C359

0.1

C353

0.1

TP327

C313

2700p

R327

2.2k

R318

1kF

C361 0.1

C807

0.33

R360

N.U.

R306 100

R333

N.U.

R316

27–1/4

R314

TP320

TP319

C306

1000p

L303

0Q302

IRFZ44N

Q301

IRF5305

L402 0

L403 0

R414

R433

N.U.

C404

0.33

R320

100k

R319 100k

R419

100k

R420 100k

R315 22–1/4

R332

N.U.

R305 100

R405

100

R406 100

L302 0

E301

10/100

C356

0.1

C355

0.1

C352

0.1

TP313

TP308

TP304

TP305

TP805

TP419

C805

0.1

C806

0.1

E401

10/100

R403

0.01–5W

R404

0.01–5W

10/100

27–1/4

R416

1000p/630

10/100

E402

TP420

E403

C407

E809

22/50

E810

22/50

E811

10/100

E302

10/100

E303

10/100

C304

0.33

C312

1000p

C009

N.U.

C008

0.01

TP301

C311

1000p

C013

N.U.

C014

N.U.

C412

1000p

C011

1000p

C012

1000p

R304

0.01–5W

R303

0.01–5W

C822

N.U.

C411

1000p

Q401

IRF5305

Q402

IRFZ44N C819

N.U.

C402

1.0

C401

0.47

C403 1500p

L401 15uH

TP401

2700/35 E804

C820

N.U.

C821

E803

2700/35

R551 10kF

R552 10kF

L306

1uH

TML301

BLOCK TERMINAL 2P

L406

1uH

L301

15uH

C301

0.47

R301

10–2W

R401

10–2W

C302

1.0

C303

1500p

R302

27–2W

R402

27–2W

C307

1000p

C305

1000p

C405

1000p

C406

1000p

R313

R413 43

R415

22–1/4

R432

N.U.

COM

1 0

TO CONTENTS

TO PARTS LIST

TO P. W. Board

Terminal Voltage of IC/TR

1 4.5m 1 1.2m 1 11.0m 1 14.8m

2 5.7m 2 5.0m 2 11.0m 2 11.1m

3 5.1m 3 3.4m 3 10.9m 3 13.4m

4 15.35 4 -15.35 4 -15.35 4 -15.35

5 5.1m 5 1.7m 5 1.0m 5 7.5m

6 5.1m 6 3.0m 6 1.6m 6 7.8m

7 5.2m 7 13.3m 7 13.0m 7 7.9m

8 15.11 8 15.10 8 15.10 8 15.10

1 15.8m 1 7.2m 1 6.3m

2 15.8m 2 7.1m 2 5.3m

3 15.3m 3 6.9m 3 5.6m

4 -15.37 4 -15.36 4 -15.36

5 16.3m 5 0.7m 5 5.0m

6 16.4m 6 -0.1m 6 5.1m

7 16.5m 7 -5.2m 7 5.1m

8 15.10 8 15.10 8 15.01

1 N.C 17 0.59 33 N.C 49 1.0m 1 5.00

2 N.C 18 0.59 34 0.0m 50 0.0m 2 0.34

3 N.C 19 N.C 35 NC 51 NC 3 0.32

4 0.59 20 N.C 36 1.94 52 55.80 4 0.33

5 0.59 21 0.33 37 N.C 53 0.0m 5 0.33

6 N.C 22 0.33 38 1.21 54 11.3m 6 0.33

7 0.59 23 0.33 39 N.C 55 41.9m 7 4.99

8 0.59 24 0.31 40 1.21 56 2.8m 8 0.0m

9 0.58 25 0.33 41 N.C 57 0.5m

10 0.0m 26 0.33 42 0.60 58 0.33

11 N.C 27 0.40 43 N.C 59 0.33

12 0.59 28 1.21 44 N.C 60 0.30

13 0.59 29 1.21 45 2.0m 61 0.33

14 0.59 30 1.21 46 1.0m 62 0.33

15 0.25 31 1.21 47 NC 63 0.33

16 N.C 32 0.0m 48 N.C 64 0.33

1 4.99 12 4.99 23 0.57 34 4.99

2 4.99 13 4.07m 24 0.50 35 33.9m

3 4.99 14 4.97 25 3.1m 36 4.99

4 4.99 15 1.82 26 3.2m 37 4.99

5 4.99 16 20.70 27 5.00 38 4.99

6 1.94 17 3.09m 28 3.60 39 43.2m

7 4.99 18 4.11 29 4.99 40 4.99

8 4.99 19 3.36 30 4.99 41 2.8m

9 4.99 20 6.25 31 4.99 42 2.8m

10 4.99 21 3.25 32 0.37 43 0.5m

11 4.99 22 3.25 33 5.3m 44 8.2m

IC302

IC501

IC104 IC105 IC200

IC301

IC100 IC101 IC102 IC103

TO CONTENTS

TO SCHEMATIC

1 4.97 1 5.00 1 2.6m

2 4.68 2 8.03 2 2.6m

3 3.1m 3 2.9m 3 0.0m

4 N.C 4 N.C 4 3.3m

5 3.1m 5 2.9m 5 0.0m

6 2.7m

7 1.4m

8 1.1m

1 54.9m 5 -3.4m 9 0m 13 0.9m

2 4.56 6 0.5m 10 0m 14 0.9m

3 4.56 7 0.5m 11 0.45 15 0.9m

4 0.5m 8 0.45 12 0.45 16 0.5m

1 13.66 1 25.35 1 0.6m

2 2.9m 2 0.7m 2 -24.94

3 5.00 3 15.10 3 -15.35

GDS GDS

Q 301 21.45 -87.6m 25.34 Q 601 0.27 14.37 0.85m

Q 302 -21.09 -87.6m -24.93 Q 602 0.27 14.37 0.8m

Q 401 21.44 -80.8m 25.34 Q 603 0.27 14.37 0.9m

Q 402 -21.09 -82m -24.9 Q 604 0.27 14.37 0.84m

BCE BCE

Q 551 0.75m 4.99 0.78m Q 592 0.7 0.75m 1.1m

Q 561 4.87 0.21 5.05 Q 663 0.73 113.9m 3.1m

Q 581 16.3 5.17m 0.72m Q 664 13.67 14.36 14.37

Q 582 -8.98 -24.8 -24.9 Q 671 13.66 14.33 14.37

Q 584 1.0m 4.99 0.7m Q 672 0.67 54.8m 2.4m

12345

Q 593 NC 3.60 15.10 15.07 23.5m

[Measuring Conditions]

1.Power Supply Voltage : DC14.4V

2.Measuring Meter : Digital Multi Meter

3.Measuring Point Reference : Between GND

4.Measuring Condition : No signal input

IC551

IC602 IC605 IC606

IC522IC521

IC601

TO CONTENTS

TO SCHEMATIC

Descri

tion of IC Terminal

TCP87P47U : IC501

No. Symbol I/O Terminal Description

1 SHT-DET1(PULL-UP)

2 SHT-DET2(PULL-UP)

3 SHT-DET3(PULL-UP)

4 DATA IN2(PULL-UP)

5 CUR-DET1(PULL-UP)

6 CUR-DET2 I Over current detect 2 terminal.

7 CUR-DET3(PULL-UP)

8 CUR-DET4(PULL-UP)

9 DC-DET1(PULL-UP)

10 DC-DET2(PULL-UP)

11 DC-DET3(PULL-UP)

12 DC-DET4 I DC Offset detect 4 terminal.

13 TEST I Test terminal.

14 RESET I Reset terminal.

15 XIN I

16 XOUT O

17 VSS I GND connect terminal of A/D converter.

18 VAREF I Analog standard voltage terminal.

19 AD VOLT I Voltage signal input terminal.

20 AD THRM1 I Temperature signal input terminal. (u-COM)

21 AD THRM2 I Temperature signal input terminal. (transformer)

22 VCC REF I Output standard voltage terminal of Transformer.

23 TH-DET1 I Temperature detect 1 terminal.

24 TH-DET2 I Temperature detect 2 terminal.

25 TH-DET3(GND)

26 TH-DET4(GND)

27 WATCH DOG

(PULL-UP) - Pull-up connect terminal.

28 DATA OUT(-6dB) O -6dB MUTE circuit control terminal.

29 DATA IN1(PULL-UP) - Pull-up connect terminal.

30 AMP STATE I AMP state detect interrupt input terminal.

31 DATA IN(MUTE)

(PULL-UP) - Pull-up connect terminal.

32 DATA IN(-6dB)

(PULL-DOWN) - Pull-down connect terminal.

33 DATA OUT O Power supply circuit control terminal.

34 LED RED(PULL-UP)

35 DATA OUT(MUTE)

(PULL-UP)

36 TRIGGER IN

(PULL-UP)

37 BAT_DET I BAT-DET terminal.

38 SHT-DET4(PULL-UP) - Pull-up connect terminal.

39 PWM MUTE O PWM MUTE terminal.

40 VDD I Power supply terminal. (4.5 to 5.5V)

41 494 CONT O PWM IC(uPC494GS) control terminal.

42 PWM ST-BY O PWM STAND-BY terminal.

43 LED BLUE(GND) - GND connect terminal.

44 VOLT-DET I Output voltage detect terminal of Transformer.

Pull-up connect terminal.

Crystal OSC connect terminal.

- Pull-up connect terminal.

- GND connect terminal.

TO CONTENTS

TO SCHEMATIC

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