Sony DR-BT50 - Stereo Bluetooth Headset Service Manual Download

Page: 12 / 20

DR-BT50

DR-BT50

3-4. SCHEMATIC DIAGRAM

• See page 7, 8 for IC Block Diagrams. •

See page 13 for IC Pin Function Description.

2.8

(0)

0.5(0)

0(4)

3.9(4.1)

1.3

(4.1)

3.9
(0)

3.9(0)

(0)

3.9

(0)

3.9

(0)

2.8

(0)

1.8

1.8(0)

(0)

1.5

1.7(1.9)

1.7(0)

2.8(0)

0.6(0)

0.5(0)

2.8

(0)

1.8(0)

0.8(0)

(0)

2(0)

(0)

2.8

(0)

(4.4)

(1.6)

(4.1)

3.9

3.9 (4.1)

0 (2.2)

1.8 (0)

0 (0.9)

(4.4)

(3.2)

0 (1.5)

(3.2)

(4.4)

(0.9)

TP101

TP102

TP103

TP104

TP105

TP107

TP108

D201

R262

R120

R126

C101

C253

C255

C103

C118

C119

ANT101

TP113

TP114

CN201

R102

C256

R253

R252

TP251

TP252

TP253

TP207

TP106

R203

Q102

IC101

IC201

L103

TP258

IC261

TP115

C212

TP110

TP109

TP111

TP112

R251

C123

C261

R101

TP305

TP306

TP307

TP308

TP309

TP310

TP311

TP312

R206

D103

D102

IC151

Q251

R129

R131

R132

R133

R134

R135

R139

R103

TP203

TP261

TP262

TP263

TP264

TP269

TP270

C211

JC131

JC138

JC404

JC407

JC408

JC409

D250

R128

R215

R216

R107
C108

C107

R108

C109

R109

C111
R111

C112

R112

R451

R452

TP451

TP452

TP453

R454

R455

R456

R457

R458

R459

R460

TP461

TP462

JC202

R218

TP211

TP208

TP209

TP210

TP212

TP213

R461

R113

TP473

TP466

R473

TP468

TP469

TAP451

TAP452

TAP453

TAP461

R217

R211

R213

R210

IC251

JC106

R136

R137

TP474

TP467

TP470

TP471

C415

C252

C105

IC401

TAP471

TAP472

IC203

L102

R118

S204

S205

S206

C113

C133

C130

C431

C432

FB424

IC202

IC420

R407

R408

R422

C201

C217

TP204

R212

R214

FB201

FB202

IC451

uPD78F0500FC

SP301

SP302

S101

S208

S209

CN451

VDR201

VDR421

VDR422

C430

R105

R110

R114

R115

C254

CN202

S207

R121

L251
10uH

FB421

FB423

IC204

C450

Q201

C151

JC402

C414

R421

C425

B301

C202

C209

C203 R204

TP205

Q202

R202

R205 R201

C205

C204

L201

10uH

C210

C208

C207

TP206

C215

C214

R151

C152

R152

C104

C106

R125

C120

C121

C122

MIC301

C117

R127

C421

R423

C429

C428

C424

L422

L421

L423

C408

JC403

C405

FB405

C418

C417

C402

C403

JC406

JC401

FB402

C224

C223

C468

R471

C464

C467

C465

C466

R472

R453

R462

R467

R465

C456

C463

C462

C461

C460

C459

C458

C457

R469

R463

R464

R470

R468

R208

R209

J251

TP254

C264

C263

C262

R265

R261

C266

R264

R263

C483

S201

SPI_CSB

SPI_MISO

SPI_CLK

SPI_MOSI

URAT_TX

URAT_CTS

URAT_RTS

RB715W

10k

470

0.01

0.1

0.047

10V

0.047

10V

MIC

GND

150k

0.5%

68p

56k

0.5%

220k

0.5%

DC 3.0V

GND

DC 4.5V

GND

URAT_RX

100k

RN1704-TE85R

CXN1450

XC9226A186MR

15nH

BQ24010ADRCR

RESET

(RED)

(NAT)

(GRN)

0.01

0.47

220k

0.5%

47k

CL-191S-PB168

CL-191S-PP193

XC6109N16ANR

QS5U17

CON + (RED)

0.1

CRS08-TE85R

220k

0.01

220k

0.01

220k

0.01

220k

0.01

220k

47k

10k

XC9103D093MR

6.3V

10uH

100

6.3V

0.01

IC WM8711LGEFL/R

XC6219B282MR

4.7nH

0.01

100p

TK63115SCL-G

NCP2809BDMR2G

22k

10V

100p

CON -

FBMH1608HM221-T

FFC8P

BBA080-T

100p

100

10V

FFC8P

150

NP04SB

XC6213B202MR

0.1

RTF015P02TL

0.01

100p

0.1

0.01

0.01 470k

POWER_HOLD

2SC4617TL-Q

47k

100k

4.7

10V

0.1

6.3V

1.8V

10k

0.01

100

0.1

2.2k

15pF

0.001

0.5pF

2.2k

22k

100p

6.3V

0mH

6.3V

0.01

0.1

0.01

47k

100k

0.01

100k

GND

0.1

0.001

2.2k

0.5%

10k

0.1

10k

0.5%

330

0.5%

0.1

BATTERY

HP L_P

BATTERY

CHARGE ON/OFF

HP R_P

1.5V

1.8V

2.8V

PIO_07

PIO_06

HP GND

A2
A3
A5
B3
B2

RECHARGEABLE

BATTERY

(LI-ION)

(3.7V)

+B SWITCH

3.9(0)

3.9
(0)

1.8 (0)

POWER

IC201

+1.8 REG

+1.5 REG

IC202

1.8 (0)

+2.8 REG

IC203

IC151

RESET

MIC

(RED)

(BLUE)

LED DRIVE

BLUETOOTH CONTROL

MIC AMP, AF AMP,

RECEIVER/TRANSMITTER,

IC101

IC B/D

IC420

POWER AMP

(NAT)

(RED)

R-CH

(RED)

(GRN)

L-CH

IC401

AUDIO DAC

IC204

+2V REG

IC451

SUB CONTROL

MULTI

FUNCTION

DC IN 3V

RESET

SWITCHING

IC B/D

IC251

DC-DC CONVERTOR

IC B/D

IC261

LI-ION BATTERY CHARGER

VOL+

VOL-

JOG SW

MAIN BOARD

JACK BOARD

SWITCH

BOARD

MIC BOARD

Summary of Contents for DR-BT50 - Stereo Bluetooth Headset

Page 1: ...ting instruction 1 1 The actual range will vary depending on factors such as obstacles between devices magnetic fields around a microwave oven static electricity reception sensitivity aerial s performance operating system 2 Bluetooth standard profiles indicate the purpose of Bluetooth communication between devices 3 Codec Audio signal compression and conversion format 4 Subband Codec Headset Power...

Page 2: ... printed with the lead free mark LF indicating the solder contains no lead Caution Some printed circuit boards may not come printed with the lead free mark due to their particular size LEAD FREE MARK Unleaded solder has the following characteristics Unleaded solder melts at a temperature about 40 C higher than ordinary solder Ordinary soldering irons can be used but the iron tip has to be applied ...

Page 3: ...power status of the unit Microphone DC IN 3 V jack RESET button Push this button when the unit does not operate properly Pairing information is not deleted by this operation VOL volume button VOL volume button Jog switch Controls various functions when listening to music buttons Jump to previous succeeding groups when listening to music Slider right indication Right unit Ear pad Left unit left ind...

Page 4: ... R ASSY Page 4 2 3 BATTERY HOLDER Page 5 2 4 MAIN BOARD Page 5 2 5 JACK BOARD Page 6 2 6 SWITCH BOARD Page 6 2 7 MIC BOARD Page 6 SET 1 ear pad 5 Remove the solder at 5 places 2 two screws B2 6 3 screw B2 6 4 plate R front sub assy 6 headband assy 7 housing R assy RED RED NAT Marking side WHT BLK driver R to driver L to MAIN board Note Plus terminal is marking with felt tip pen The position uncert...

Page 5: ... 6 4 button panel 2 screw B2 6 3 claw 5 battery holder 6 Remove the solder at 2 places NAT MAIN board RED 2 CNP451 1 connector CN201 4 two claws 3 Remove the solder at 2 places 6 Remove the solder at 3 places 5 MAIN board BLK side A side B RED YEL BLK GRY ...

Page 6: ...claw 5 JACK board RED BLK 35mm 9mm Note When exchange the FFC Flexible Flat cable conductor side Reinforce board SWITCH board CN202 MAIN board CN451 2 6 SWITCH BOARD 1 claw 2 claw 3 SWITCH board 4 Remove the solder at 3 places YEL GRY BLK 2 7 MIC BOARD 1 two screws 2 MIC board ...

Page 7: ...MS Caution Parts face side Parts on the parts face side seen from Side A the parts face are indicated Pattern face side Parts on the pattern face side seen from Side B the pattern face are indicated For printed wiring boards Note X parts extracted from the component side Y parts extracted from the conductor side a Through hole Pattern from the side which enables seeing The other layers patterns ar...

Page 8: ...G ENABLE I FAULT ENABLE I DETECT ENABLE I FAULT ENABLE DEGLITCH DEGLITCH DEGLITCH DEGLITCH RECHARGE PRECHARGE TAPER TERM STAT1 REFERENCE AND BIAS THERMAL SHUTDOWN CHARGE CONTROL TIMER AND DISPLAY LOGIC PG PG TS IC261 BQ24010ADRCR IC251 XC9103D093MR 1 FB VDD VDD VDD 2 CE 3 EXT 5 4 GND VREF WITH SOFT START CE PWM PFM CONTROLER RAMP WAVE GENERATOR OSC BAFFER DRIVER PWM COMPARATOR ERROR AMP CURRENT RI...

Page 9: ...V PIO_05 CHARGE ON OFF 30 RECEIVER TRASMITTER MIC AMP AF AMP BLUETOOTH CONTROL RESET B3 A5 B1 B2 POWER B SWITCH Q201 202 RESET VDD 2 EXT DC DC CONVERTOR 5 J251 DC IN 3V 3 CE S101 D201 IC151 1 8V 1 5V MIC IC201 IC202 5 3 1 1 5V REG FB 1 Q251 L251 L201 BT301 4 5V IC251 IC101 SUB CONTROL IC451 SWICHING STAT1 BATT 9 1 2 7 3 OUT 10 PG IN OUT LX CE VOUT VIN VIN 2 8V IC203 5 3 1 2 8V REG CE VOUT VIN 2V I...

Page 10: ...R129 R139 R137 JC138 R265 C264 JC131 R136 R205 R206 R407 R423 R422 FB423 FB421 C429 VDR422 L251 C421 FB202 BT301 RECHARGEABLE BATTERY LI ION 3 7V C450 C408 C417 C424 TP261 RED NAT TP262 TP269 TP2701 TAP472 FB405 C133 C130 R111 R133 C112 C108 C211 C212 R107 R127 IC202 C253 C109 C224 R452 R112 C111 R109 C425 R101 FB424 C103 C210 FB402 C405 C402 R108 C266 IC204 IC251 R152 L421 C217 R113 R131 R132 VDR...

Page 11: ... TP209 TP208 TP211 R212 R214 R213 R211 S207 R209 R208 TP113 TP114 C122 MIC301 S208 11 11 1 872 503 11 11 1 872 503 11 11 1 872 504 11 11 1 872 504 11 11 1 872 505 BLK 3 GRY 2 YEL 1 C MAIN BOARD Page 10 SWITCH BOARD SIDE A SWITCH BOARD SIDE B JACK BOARD SIDE B JACK BOARD SIDE A MIC BOARD NAT RED 2 1 A MAIN BOARD Page 10 D MAIN BOARD Page 10 B MAIN BOARD Page 10 S205 VOL S206 RESET J251 DC IN 3V ...

Page 12: ...C466 R472 R453 R462 R467 R465 C456 C463 C462 C461 C460 C459 C458 C457 R469 R463 R464 R470 R468 R208 R209 J251 TP254 C264 C263 C262 R265 R261 C266 R264 R263 C483 S201 SPI_CSB SPI_MISO SPI_CLK SPI_MOSI URAT_TX URAT_CTS URAT_RTS RB715W 10k 470 0 0 01 0 1 0 1 0 1 0 047 10V 0 047 10V MIC GND 2P 150k 0 5 68p 56k 0 5 220k 0 5 DC 3 0V GND DC 4 5V GND URAT_RX 100k RN1704 TE85R CXN1450 XC9226A186MR 15nH BQ2...

Page 13: ...t right clock input 10 Not used Open 11 Not used Open 12 HPVDD Power supply 2 8V 13 LHPOUT O L CH audio signal output 14 RHPOUT O R CH audio signal output 15 HPGND Ground 16 LOUT Not used Open 17 ROUT Not used Open 18 AVDD Power supply 2 8V 19 AGND Ground 20 VMID Mid rail reference decoupling terminal 21 Not used Open 22 Not used Open 23 RLINEIN I R CH line signal input Not used 24 LLINEIN I L CH ...

Page 14: ...r in the exploded views are not supplied Abbreviation CND Canadian model KR Korean model 1 A 1231 804 A HOUSING L ASSY 2 1 542 593 12 DRIVER 040F020 3 X 2177 241 1 PLATE L FRONT SUB ASSY 4 3 253 143 01 SCREW B2 6 P TAPPING 5 2 688 747 01 PAD EAR 6 2 685 615 11 HANGER R 7 2 685 617 11 RETAINER SLIDER 8 X 2178 106 1 HEADBAND ASSY 9 2 888 576 11 CAP SLIDER 10 3 703 358 05 PIN PARALLEL DIA 2X16 11 2 8...

Page 15: ... US CND 61 A 1231 813 A MAIN BOARD COMPLETE 62 2 898 053 01 BUTTON VOLUME 63 2 898 060 01 PANEL BUTTON 64 2 898 933 01 CUSHION MIC 65 3 254 082 11 SCREW 66 A 1231 897 A MIC BOARD COMPLETE 67 2 898 059 01 HOLDER MIC 68 2 898 062 01 BUTTON FOLDER 69 2 898 058 01 LIGHT GUIDE 70 2 898 055 01 BUTTON MULTIFUNCTION 71 2 898 052 01 BUTTON POWER 72 2 898 056 01 RING BUTTON 73 A 1231 806 A HOUSING R ASSY 74...

Page 16: ...3 81 CERAMIC CHIP 0 01uF 10 16V C117 1 164 839 11 CERAMIC CHIP 0 5PF 0 25PF 50V C118 1 119 923 11 CERAMIC CHIP 0 047uF 10 10V C119 1 119 923 11 CERAMIC CHIP 0 047uF 10 10V C120 1 164 854 11 CERAMIC CHIP 15PF 5 50V C121 1 100 506 91 CERAMIC CHIP 1uF 20 6 3V C123 1 164 943 81 CERAMIC CHIP 0 01uF 10 16V C130 1 164 874 11 CERAMIC CHIP 100PF 5 50V C133 1 164 874 11 CERAMIC CHIP 100PF 5 50V C151 1 164 9...

Page 17: ... TANTAL CHIP 10uF 20 6 3V C417 1 125 777 11 CERAMIC CHIP 0 1uF 10 10V C418 1 125 777 11 CERAMIC CHIP 0 1uF 10 10V C421 1 100 352 91 CERAMIC CHIP 1uF 20 16V C424 1 119 750 11 TANTAL CHIP 22uF 20 6 3V C425 1 164 874 11 CERAMIC CHIP 100PF 5 50V C428 1 164 874 11 CERAMIC CHIP 100PF 5 50V C429 1 164 874 11 CERAMIC CHIP 100PF 5 50V C430 1 164 874 11 CERAMIC CHIP 100PF 5 50V C431 1 100 506 91 CERAMIC CHI...

Page 18: ...7 11 RES CHIP 100K 5 1 16W R465 1 218 977 11 RES CHIP 100K 5 1 16W R467 1 218 977 11 RES CHIP 100K 5 1 16W R468 1 218 977 11 RES CHIP 100K 5 1 16W R469 1 218 977 11 RES CHIP 100K 5 1 16W R470 1 218 977 11 RES CHIP 100K 5 1 16W R471 1 218 953 11 RES CHIP 1K 5 1 16W R472 1 218 973 11 RES CHIP 47K 5 1 16W R473 1 218 965 11 RES CHIP 10K 5 1 16W SWITCH S101 1 771 844 21 SWITCH TACTILE SMD POWER S209 1 ...

Page 19: ...19 DR BT50 MEMO ...

Page 20: ...TORY Clicking the version allows you to jump to the revised page Also clicking the version at the upper right on the revised page allows you to jump to the next revised page Ver Date Description of Revision 1 0 2007 02 New ...

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Sony DR-BT50 - Stereo Bluetooth Headset, Service Manual

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