Pioneer CRT4709 Service Manual Download

Page: 16 / 30

GM-6500F/XZUC

10. SCHEMATIC DIAGRAM

10.1 PCB KIT (GUIDE PAGE)

A-a

A-b

A-a

A-b

A-a

Large size

SCH diagram

Guide page

Detailed page

Note: When ordering service parts, be sure to refer to " EXPLODED VIEWS AND PARTS LIST" or
"ELECTRICAL PARTS LIST".

1CH INPUT

2CH INPUT

3CH INPUT

4CH INPUT

Q237

C3875

R203

3.9K D

C410

0.056uF

VR3A

100KC

R283

3.9K D

R331

6.8K

C411

0.056uF

Q236

A1504

R183

3.9K D

R330

6.8K

Q137

C3875

R184

3.9K D

IC8B

NJM4565MD

R284

3.9KD

Q136

A150

R286
3.9K D

R418

8.2K

R186

3.9K D

R188

150

R288

150

VR2A

50KA

R43

Q138
D600

C193

0.1uF

VR2B

50KA

R329

5.6K

R413

10K

Q238

D600

R415

10K

C194

0.1uF

R429

5.6K

C484

15pF

1-CH(+)

IC9B

NJM4565MD

C430

10uF/50

1-CH(-)

C330

10uF/50

SW2B

R38

390/3

R326

3.3K

2R-CH(+)

R414

10K

C102

1000pF

R142

4.7K

2-CH(-)

SW2A

R242

4.7K

C113

0.027uF

IC4A

NJM4565MD

C142

R426

3.3K

R430

6.8K

IC3A

NJM4565MD

R432

SW1A

Mute

C103

R433

R204

22K

C114

0.12uF

R435

Q133

A1504

Q332

C3875

D130

1SS133

C202

1000pF

+ C101

10uF/50

R187

R302

4.7K

Q233
A1504

R180

22K

R185

22K D

R402

4.7K

SW1B

D230

1SS133

C180

10uF/50

R287

22K D

R405

IC4B

NJM4565MD

R231

6.8K

C181

10uF/50

R305

15K

R337

1.2K

IC3B

NJM4565MD

R285

22K D

R101

R306

10K

R338

R115

33K

R437

R406

10K

R113

220K

C285

47pF

C185 47pF

R190

R303

3.9K D

R438

R419
4.7K

C282

47pF

R114

33K

R403

3.9K D

R213

10K

Q437

C3875

C103

15pF

C182

47pF

VR3C

100KC

R483

3.9K D

Q436

A1504

R104

22K

C184

15pF

VR3A

100KC

R214

10K

R181

8.2K

R383

3.9K D

R215

10K

Q337

C3875

Invertor

R182

8.2K

R384

3.9K D

R216

33K

C280

10uF/50

C281

10uF/50

R281

8.2K

IC2A

NJM4565MD

R484

3.9K D

R116

33K

Q336

A150

R282

8.9K

R486

3.9K D

IC2B

NJM4565MD

C203

15pF

R217

18K

C201

10uF/50

R140

220

R218
56K

R386

3.9K D

R201

R388

150

R240

220

R280
22K

R488

150

IC1B

NJM4565MD

R425

10K

R117

18K

Low Input Buffer

C393

0.1uF

IC1A

NJM4565MD

Q338

D600

Q230

D1304

R118

56K

Q438

D600

C494
0.1uF

Q130

D1304

C190 470pF

R243

390

C313

0.027uF

3-CH(+)

C210

0.056uF

SW3B

3-CH(-)

C234

470uF/16

C211

0.056uF

R315

8.2K

R244 1.8K

R314

8.2K

C111

0.056uF

4-CH(+)

C302

1000pF

C235

47pF/50V

C110

0.056uF

R342

4.7K

4-CH(-)

C134

470uF/16

D129

1SS133

C112

0.056uF

R144

1.8K

R442

4.7K

R225

10K

Q135

A1504

VR3B

100KC

IC10A

NJM4565MD

R143 390

Q134

C3875

C132

82pF/100V

C135 47pF/50V

SW3A

C133

47pF/50V

R14

100

R145

C314

0.068uF

R404

Q333
A1504

C136

82pF/100V

Q232

C3875

D330

1SS133

C402

1000pF

22K D

Q234

C3875

Q433

A1504

C301

R380

22K

R385

22K D

Q235

A1504

D430

1SS133

C380

10uF/50

R431

6.8K

R487

22K D

C233

47pF/50V

C381

10uF/50

R485

22K D

R416

33K

C232

82pF/100V

R301

R316

33K

C236

82pF/100V

R241

C385

47pF

C485

47pF

80 Hz LPF

R245

C482

47pF

Bch Lch Invertor

C382
47pF

C303
15pF

High input Buffer

/ Gain Control

R304

22K

C384

15pF

R381

8.2K

R382

8.2K

C480

10uF/50

C481

10uF/50

IC7A

NJM4565MD

R481

8.2K

R482

8.2K

C403

15pF

IC7B

NJM4565MD

IC9A

NJM4565MD

R40

R340

220

C401

10uF/50

R401

R440

220

R480

22K

IC6B

NJM4565MD

DZ2

MTZ15B

R131

6.8K

Q430

D1304

IC6A

NJM4565MD

6.8K

Q330

D1304

R37

390/3

R443

390

C434

470uF/16

R444

1.8K

C435

47pF/50V

C334

470uF/16

VR1A

50KA

R344 1.8K

Q335

A1504

First step

Differential Absorption

R343

390

R129

VR1B

50KA

Q334

C3875

R229

5.6K

C284

15pF

C332

82pF/100V

C335

47pF/50V

56K

C230

10uF/50

C333

47pF/50V

R36

390/3

R341

C130

10uF/50

R35 390/3

R345

R125

10K

R126

3.3K

R312

10K

C336

82pF/100V

C404

15pF

R134

Q432
C3875

D229

1SS133

C129

470uF/25

Q434

C3875

RCA1D

R135

C229

470uF/25

Q435

A1504

R230

6.8K

RCA1C

R226

3.3K

C433

47pF/50V

C304

15pF

R232

RCA1B

C35

470uF/25

C432

82pF/100V

R234

RCA1A

C36

470uF/25

C436
82pF/100V

R233

R441

DZ1

MTZ15B

R44

R235

Q132

C3875

R325

10K

R417

56K

R102

4.7K

C310

0.056uF

R202

4.7K

C311

0.056uF

Second Step

Differential Absorptio

R205

15K

R137

1.2K

R105

15K

IC8A

NJM4565MD

VR3D

100KC

R138

R106

10K

VR3B

100KC

R237

1.2K

R206

10K

R318

R238

R103

3.9KD

R319 4.7K

8.2K

3.3K

5.1K

1.2K

100

1.2K

R333

R335

R332

R334

1.2K

5.6K

R133

R132

R130

15pF

C204

10uF/50

15pF

15K

22K

R317

R387

22K D

R434

1.2K

+15.2V

+30V

-30V

-15.2V

Symbol indicates a resistor.
No differentiation is made betwe
discrete resistors.

NOTE :

Symbol indicates a capacitor.
No differentiation is made betwe
discrete capacitors.

C450105300010

GAIN

C450105300010

GAIN

G060234200020

LPF/HPF
SELECT

G060234200020

LPF/HPF
SELECT

G060234200020

LPF/HPF
SELECT

G060234200020

LPF/HPF
SELECT

C450105300010

GAIN

C450105300010

C450101400020

GAIN

FREQ

C450101400020

FREQ

G060224200020

INPUT
SELECT

G060224200020

INPUT
SELECT

C450101400020

FREQ

Gain : -20 dB ~ +7.7 dB

Gain : -4 dB

Gain : +4.0 dB

Summary of Contents for CRT4709

Page 1: ...NEER EUROPE NV Haven 1087 Keetberglaan 1 9120 Melsele Belgium PIONEER ELECTRONICS ASIACENTRE PTE LTD 253 Alexandra Road 04 01 Singapore 159936 PIONEER CORPORATION 2011 GM 6500F XZUC CRT4709 BRIDGEABLE FOUR CHANNEL POWER AMPLIFIER GM 6500F XZUC GM 6500F XZEW5 GM 6500F XZES For details refer to Important Check Points for Good Servicing K ZZZ APR 2011 Printed in Japan ...

Page 2: ...s used to indicate that a specific component shall be replaced only by the component specified in that documentation for safety reasons the following symbol shall be used This service manual is intended for qualified service technicians it is not meant for the casual do it yourselfer Qualified technicians have the necessary test equipment and tools and have been trained to properly and safely repa...

Page 3: ...e are so fragile that they can be damaged by electrostatic induction 3 When you tighten the screws of following figure tightly hold a transistor or a diode to be fixed to prevent the part from turning by the force of tightening the screw If the part turned a stress will be applied to the solder and may cause a failure such as a solder crack 4 Please install Insulator between Power Transistor and H...

Page 4: ...ollowing Put the PCB KIT on blocks Put a paper between the block and the PCB KIT and outline transistors and diodes Put a part to replace in the outline Align the bottom of a transistor or a diode with the top of the PC board and solder it Apply grease GEM1057 to the back of the part Note Even if the unit shown in the photos and illustrations in this manual may differ from your product the procedu...

Page 5: ...elting points by approximately 40 C Therefore for lead free soldering the tip temperature of a soldering iron must be set to around 373 C in general although the temperature depends on the heat capacity of the PC board on which reworking is required and the weight of the tip of the soldering iron Compared with eutectic solders lead free solders have higher bond strengths but slower wetting times a...

Page 6: ...cations without notice The average current drawn is nearly the maxi mum current drawn by this unit when an audio signal is input Use this value when working out total current drawn by multiple power amplifiers Backup current 1 mA or less Power source 14 4 V DC 10 8 V to 15 1 V allowable Grounding system Negative type Current consumption 32 A at continuous power 4 Ω Average current drawn 9 A 4 Ω fo...

Page 7: ...n must not be reappeared Audio and operations must be normal 2 Check the output sound Audio and operations must be normal r e t f a e c n a r a e p p a s t i n o t r i d r o s e h c t a r c s o N k c e h c e c n a r a e p p A 3 receiving it for service See the table below for the items to be checked regarding audio Item to be checked regarding audio Distortion Noise Volume too low Volume too high ...

Page 8: ...GM 6500F XZUC 8 1 2 3 4 1 2 3 4 C D F A B E 5 DIAGNOSIS 5 1 CONNECTOR FUNCTION DESCRIPTION 6 SERVICE MODE There is no information to be shown in this chapter ...

Page 9: ...ws Fig 1 Fig 2 Removing the PCB Kit Fig 2 While the photograph shown is slightly different from this model in shape the disassembly procedure is the same 3 1 2 Remove the nine screws Remove the seventeen screws Remove the four screws and then remove the PCB Kit PCB Kit 2 2 2 2 Case 1 1 1 1 1 1 3 3 3 3 1 1 1 1 2 2 2 2 2 2 1 1 1 1 2 2 2 1 1 1 1 1 1 1 1 1 ...

Page 10: ...GM 6500F XZUC 10 1 2 3 4 1 2 3 4 C D F A B E How to assemble the PCB Kit 3 Four screws 1 2 Nine screws 2 1 Seventeen screws 3 GYL1006 1 1 1 1 1 Bonding Position ...

Page 11: ...GM 6500F XZUC 11 5 6 7 8 5 6 7 8 C D F A B E 8 EACH SETTING AND ADJUSTMENT There is no information to be shown in this chapter ...

Page 12: ...t The mark found on some component parts indicates the importance of the safety factor of the part Therefore when replacing be sure to use parts of identical designation Screw adjacent to mark on the product are used for disassembly For the applying amount of lubricants or glue follow the instructions in this manual In the case of no amount instructions apply as you think it appropriate ...

Page 13: ...nual See Contrast table 2 8 Packing Cover 6337210179000 IL 9 Screw B010440183B10 IL 10 MBL CMPX CONN CORD L008101080030 IL Mark No Description Part No Mark No Description GM 6500F XZUC GM 6500F XZEW5 GM 6500F XZES 1 Warranty Card 5727000000271 IL 5727000000280 IL Not used 2 Unit Box 6007211870040 IL 6007211870050 IL 6007211870030 IL 3 Contain Box 6027210790040 IL 6027210790050 IL 6027210790030 IL ...

Page 14: ...GM 6500F XZUC 14 1 2 3 4 1 2 3 4 C D F A B E 9 2 EXTERIOR A ...

Page 15: ...10 IL 7 Screw B020030123W10 IL 8 Heat Sink 2127211968100 IL 9 Case 3200213866000 IL 10 Panel 3207213826010 IL 11 Panel 3207213836000 IL 12 Plate 4317215381010 IL 13 PCB Kit 7025CA1002010 IL 14 Screw B020030101B10 IL 15 RCA Jack G602405B01000 IL 16 BATT Terminal G61801JXZ3X10 IL 17 Screw SP Termina G61801JXZ4X20 IL 18 Fuse Holder G640000200010 IL 19 Board in Connector L102250080020 IL 20 Terminal 3...

Page 16: ... R442 4 7K R225 10K Q135 A1504 VR3B 100KC 6 4 5 IC10A NJM4565MD 3 2 1 8 R143 390 Q134 C3875 C132 82pF 100V C135 47pF 50V SW3A 1 3 2 C133 47pF 50V R14 100 R145 C314 0 068uF R404 Q333 A1504 C136 82pF 100V Q232 C3875 D330 1SS133 C402 1000pF 22K D Q234 C3875 Q433 A1504 C301 R380 22K R385 22K D Q235 A1504 D430 1SS133 C380 10uF 50 R431 6 8K R487 22K D C233 47pF 50V C381 10uF 50 R485 22K D R416 33K C232 ...

Page 17: ...7uF 16 Q139 C4373 3 3K Q234 3875 Q140 A1661 A1695 Q142 IC12 494P 1 2 3 4 5 6 7 8 16 15 14 13 12 11 10 9 R349 5 6K Q235 A1504 Q21 KRA105S C233 47pF 50V AC Boost Trance 6 13 1 C232 82pF 100V R14 3 9K C438 0 1uF R249 5 6K D13 1SS133 C236 82pF 100V Q20 KRC102S R241 R454 4 7 R245 Q22 KRC111S C338 104M C51 0 22uF R155 150 4 7 Control Protection 1 Q26 A1054 R150 4 7 R166 15K 4ch out 1 R147 4 7 C439 0 047...

Page 18: ...R32 10 V R31 10 R25 120 Q10 STP60NF06FP 3ch out 1 D137 1SS133 R266 15K D235 1SS133 GND 1 R162 10K D237 1SS133 R164 10K R262 10K D7 FMG22S 2 3 1 R264 10K D6 FMG22R 2 3 1 C137 0 047uF C11 1000pF FUSE 25A 1 2 FUSE1 25A 1 2 R149 5 6K 0 L1 Over Current Detection 1 POWER 1 2 3 SP 1 2 3 4 5 6 7 8 R141 100 145 C23 4700uF 35 C24 4700uF 35 Q139 C4373 Q140 A1661 A1695 Q142 AC Boost Trance 6 13 1 R249 5 6K R2...

Page 19: ...P 1 2 3 4 5 6 7 8 16 15 14 13 12 11 10 9 R349 5 6K Q21 KRA105S R14 3 9K C438 0 1uF D13 1SS133 Q20 KRC102S R454 4 7 R245 Q22 KRC111S C338 104M 4 7 Control Protection 1 Q26 A1054 C439 0 047uF R49 47K C339 0 047uF R54 3K R63 8 2K Q2 KRC111 470p R45 22K R2 18K R56 22K D435 1SS133 Q27 KRC102S R362 10K LED R364 10K 0 Q242 A1695 R68 47K R462 10K Q240 A1661 R464 10K D2 1SS133 C337 0 047uF R79 10K D337 1SS...

Page 20: ...A NJM4565MD 3 2 1 8 Q230 D1304 R118 56K Q130 D1304 C190 470pF R243 390 C210 0 056uF C234 470uF 16 C211 0 056uF R244 1 8K C111 0 056uF C137 0 047uF C235 47pF 50V C110 0 056uF C134 470uF 16 D129 1SS133 C112 0 056uF R144 1 8K R225 10K R149 5 6K Q135 A1504 R143 390 Q134 C3875 C132 82pF 100V C135 47pF 50V SW3A 1 3 2 C133 47pF 50V R141 100 R145 C136 82pF 100V Q232 C3875 C Q234 C3875 Q235 A1504 C380 10 F...

Page 21: ... 47pF C485 47pF R245 C482 47pF Bch Lch Invertor 1 C382 47pF C303 15pF R304 22K C384 15pF R381 8 2K R382 8 2K C480 10uF 50 C481 10uF 50 IC7A NJM4565MD 3 2 1 8 R481 8 2K R482 8 2K C403 15pF IC7B NJM4565MD 5 6 7 4 470p IC9A NJM4565MD 3 2 1 8 R340 220 C401 10uF 50 R401 1K R440 220 R480 22K IC6B NJM4565MD 5 6 7 4 DZ2 MTZ15B Q430 D1304 IC6A NJM4565MD 3 2 1 8 Q330 D1304 R37 390 3 R443 390 C434 470uF 16 Q...

Page 22: ...C Board Chip Part SIDE B SIDE A NOTE FOR PCB DIAGRAMS 1 The parts mounted on this PCB include all necessary parts for several destination For further information for respective destinations be sure to check with the schematic dia gram 2 Viewpoint of PCB diagrams GAIN LPF HPF SELECT INPUT SELECT GAIN FREQ LPF HPF SELECT ...

Page 23: ...GM 6500F XZUC 23 5 6 7 8 5 6 7 8 C D F A B E A SIDE A ...

Page 24: ...GM 6500F XZUC 24 1 2 3 4 1 2 3 4 C D F A B E A A PCB KIT ...

Page 25: ...GM 6500F XZUC 25 5 6 7 8 5 6 7 8 C D F A B E A SIDE B ...

Page 26: ...nsistor J5223875Y0210 IL Q 26 Transistor J5201504Y0210 IL Q 27 Transistor J522010200210 IL Q 28 Transistor J522011100210 IL Q 29 Transistor J5201661Y0210 IL Q 130 Transistor J5031304Y0050 IL Q 132 Transistor J5223875Y0210 IL Q 133 Transistor J5201504Y0210 IL Q 134 Transistor J5223875Y0210 IL Q 135 Transistor J5201504Y0210 IL Q 136 Transistor J5201504Y0210 IL Q 137 Transistor J5223875Y0210 IL Q 138...

Page 27: ...SW2 Slide Switch LPF HPF SELECT G060234200020 IL SW3 Slide Switch INPUT SELECT G060224200020 IL VR1 Rotary VR 50 kohm GAIN C450105300010 IL VR2 Rotary VR 50 kohm GAIN C450105300010 IL VR4 Rotary VR 100 kohm FREQ C450101400020 IL FU1 Fuse 25 A CEK1329 FU2 Fuse 25 A CEK1329 RESISTORS R 1 RS1 8SQ203J R 2 RS1 8SQ183J R 3 RS1 8SQ472J R 4 RS1 8SQ273J Circuit Symbol and No Part No R 5 RS1 8SQ103J R 6 RS1...

Page 28: ...62J R 230 RS1 8SQ682J R 231 RS1 8SQ682J R 232 RS1 8SQ220J R 233 RS1 8SQ220J R 234 RS1 8SQ220J Circuit Symbol and No Part No R 235 RS1 8SQ220J R 237 RS1 8SQ122J R 238 RS1 8SQ122J R 240 RS1 8SQ221J R 241 RS1 4SA101J R 242 RS1 8SQ472F R 243 RS1 8SQ391F R 244 RS1 8SQ182F R 245 RS1 4SA101J R 246 RS1 4SA151J R 247 RD1 4PU4R7J R 249 RS1 8SQ562J R 250 RD1 4PU4R7J R 252 C144R15067000 IL R 253 C144R15067000...

Page 29: ...7J R 449 RS1 8SQ562J R 450 RD1 4PU4R7J R 452 C144R15067000 IL R 453 C144R15067000 IL R 454 RD1 4PU4R7J Circuit Symbol and No Part No R 455 RS1 4SA151J R 460 RS1 8SQ681J R 461 RS1 8SQ681J R 462 RS1 8SQ103J R 464 RS1 8SQ103J R 466 RS1 8SQ153J R 480 RS1 4SA223J R 481 RS1 8SQ822J R 482 RS1 8SQ822J R 483 RS1 8SQ392D R 484 RS1 8SQ392D R 485 RS1 8SQ223D R 486 RS1 8SQ392D R 487 RS1 8SQ223D R 488 RS1 8SQ15...

Page 30: ... C 301 CEAT100M50 C 302 CCSQCH102J50 C 303 CCSQCH150J50 C 304 CCSQCH150J50 C 310 D02056306C060 IL C 311 D02056306C060 IL C 313 D02027306C060 IL C 314 D02068306C060 IL C 330 CEHAT100M50 C 332 D01182077C201 IL C 333 CCSQCH470J50 C 334 CEHAT471M16 C 335 CCSQCH470J50 C 336 D01182077C201 IL C 337 D02047306C060 IL C 338 D02010406C060 IL C 339 D02010306C060 IL C 341 D01147177C201 IL C 342 D01147177C201 I...

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Pioneer CRT4709, Service Manual

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