Bang & Olufsen BeoSound 3000 2671 Service Manual Download Page 33

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List of electrical parts 3.1

List of electrical parts

PCB2, 8006796 Interface f/µPH8

IC1

∆

8342397

149

Memory/clock

M141T56M6

IC2

∆

8343699

169

8531

IC3

∆

8343682

151

PIC

12C508

TR38* 8320740

840

D1- 8300606

250

4448

D2
D3 8301120

BAT

54AW

4011135 100nF -20+80% 16V

4010274 100nF -20+80% 25V

C4-

4010237 1nF 10% 50V

C10

4010237 1nF 10% 50V

C11

4010316 100nF 10% 25V

C12-

4010237 1nF 10% 50V

C13

L50

8021301 Coil 1µH 20%

X1 8090230

Crystal

32.768KHz

8700027 Battery lithium 3V

P1-

7221357 Socket 30 pole

P2
P3- 7221378

Socket

pole

P4
P5

7221272 Plug 2 pole

P26

7221359 Plug 10 pole

P27

7221329 Plug 4 pole

P28

7221356 Plug 9 pole

P30

7221330 Plug 3 pole

P31-

7221329 Plug 4 pole

P32
P33

7221330 Plug 3 pole

P130

7221361 Plug 12 pole

P131

7221329 Plug 4 pole

PCB3, 8006797 µPH8 Microcomputer

PCB5, 8001362 Display

IC1

∆

8341025

150

4094B

IC2

∆

8343771

147

SN74ALS156

IC3

∆

8341079

151

µPD

7228

IC4

∆

8341226

150

4001B

gate

4x2

input

TR1- 8320755

847B

TR6
TR8 8320755

847B

TR13- 8320753

856B

TR16

TR17- 8320936

847C

TR20
TR24 8320811

857B

TR25 8320955

PMBF

4393

TR26 8320811

857B

D1- 8300482

250

4148

D3 8300577

250

Z3.9V 2% 0.5W

D4 8300661

250

Z4.3V 2% 0.5W

DP1 8330259

Display,

lower

DP2 8330468

Display,

upper

R14- 5011912

1.2K

Ω

1% 1/8W

R15
R18- 5011912

1.2K

Ω

1% 1/8W

R19
R29 5011914

5.1K

Ω

1% 1/8W

R39 5210006

LDR

3.3K

Ω

33%

R40 5011912

1.2K

Ω

1% 1/8W

R49 5012069

Ω

1% 1/8W

R56 5370435

Ω

R78 5370400

10K

Ω

Resistors not referred to are standard, see page 3-9

∆

indicates that static electricity may destroy

the component

* specially selected or adapted sample

ABO-CENTER

v/HENRIKSENS

ELEKTRONIK

Summary of Contents for BeoSound 3000 2671

Page 1: ...BeoSound 3000 Type 2671 2672 2673 2674 2675 2676 2677 2680 Service Manual English German French Italian Spanish illustration A B O C E N T E R v H E N R I K S E N S E L E K T R O N I K...

Page 2: ...page 2 17 2 18 2 19 14 Master Link Audio interface diagram H page 2 18 15 Transformer diagram I page 2 19 18 Headphone diagram G page 2 17 20 IR receiver and left door sensor diagram F J page 2 15 2...

Page 3: ...e 2674 Japan 76 90 MHz FM aerial impedance 75 Usable sensitivity mono 14 dBf 1 4 V Usable sensitivity stereo 19 dBf 2 5 V 50 dB quieting sensitivity mono 21 dBf 2 5 V 50 dB quieting sensitivity stereo...

Page 4: ...3V 15V Pin 12 Supply voltage 7V 15V stand by 3V 15V Pin 13 Audio L 1V bal Rin 2 2M Rout 75 Pin 14 Audio L 1V bal Rin 2 2M Rout 75 Pin 15 Audio R 1V bal Rin 2 2M Rout 75 Pin 16 Audio R 1V bal Rin 2 2M...

Page 5: ...V 1B 1C 1C 1C 1C 5 7 6 8 9 13 10 11 14 4 2 3 1 12 15 16 T1p TF1 D9 D10 C13p 0 4mH L1p 240V 1000 240V 120V 100V 120V 230V 100V 120V 1B 1C 1C 1C 1C 5 7 6 8 9 13 10 11 14 4 2 3 1 12 15 16 T1p TF1 D9 D10...

Page 6: ...3 10 11 14 4 2 3 1 12 15 16 T1p TF1 D9 D10 C13p 0 4mH L1p 120V 1000 240V 120V 100V 120V 230V 100V 120V 1B 3M3 R1p 1B 1C 1C 1C 1C 5 7 6 8 9 13 10 11 14 4 2 3 1 12 15 16 T1p TF1 D9 D10 C13p 0 4mH L1p 10...

Page 7: ...stereo mono selection by pressing STORE instead of PLAY Now just enter a program number and press PLAY or STORE to store the station RADIO TUNE FM m p PLAY FM 88 9 m p 0 9 PLAY FINE 0 m p PLAY STEREO...

Page 8: ...ess to change the year if necessary Press PLAY to accept STORE appears Press STORE to store the new setting STORED appears CLOCK 14 45 m p 0 9 PLAY 23 AUG m p PLAY 2000 m p PLAY STORE STORE STORED RAD...

Page 9: ...nd by mode Wiring connections The wiring connections on the diagrams are assembled in bundles The individual wires are provided with one of the following codes INTERNAL CONNECTION ON ONE DIAGRAM PAGE...

Page 10: ...opend by qualified servicemen only CD laserdiode Wavelenght 780 nm 20 nm 30 C Effect 2 mW 0 1 mW 30 C Lithium battery WARNING Short circuit and overcharging of some types of lithium batteries may res...

Page 11: ...2 4 Wiring diagram Wiring diagram 2 4 Wiring diagram 2 4 A B O C E N T E R v H E N R I K S E N S E L E K T R O N I K...

Page 12: ...2 5 Block diagram Block diagram 2 5 Block diagram for frontend tuner 2 5 A B O C E N T E R v H E N R I K S E N S E L E K T R O N I K...

Page 13: ...2 6 Block diagram Block diagram 2 6 AM block diagram 2 6 A B O C E N T E R v H E N R I K S E N S E L E K T R O N I K...

Page 14: ...2 7 Block diagram Block diagram 2 7 Block diagram for CD PRO 2 7 0 5 s DIV EYEPATTERN 2 5V 1 3V A B O C E N T E R v H E N R I K S E N S E L E K T R O N I K...

Page 15: ...Block diagram for system key controle 2 8 Block diagram Block diagram 2 8 2 8 A B O C E N T E R v H E N R I K S E N S E L E K T R O N I K...

Page 16: ...Diagram A Frontend tuner PCB drawing for PCB86 see page 2 13 2 9 Diagram A Diagram A 2 9 2 9 A B O C E N T E R v H E N R I K S E N S E L E K T R O N I K...

Page 17: ...Diagram B FM AM Detector PCB drawing for PCB86 see page 2 13 2 10 Diagram B Diagram B 2 10 2 10 A B O C E N T E R v H E N R I K S E N S E L E K T R O N I K...

Page 18: ...Diagram C Stereo decoder and power section PCB drawing for PCB86 see page 2 13 2 11 Diagram C Diagram C 2 11 2 11 A B O C E N T E R v H E N R I K S E N S E L E K T R O N I K...

Page 19: ...Diagram D RDS P IIC bus filter PCB drawing for PCB86 see page 2 13 2 12 Diagram D Diagram D 2 12 2 12 A B O C E N T E R v H E N R I K S E N S E L E K T R O N I K...

Page 20: ...PCB86 Tuner FM AM RDS Stereo decoder 2 13 PCB drawing PCB drawing 2 13 2 13 A B O C E N T E R v H E N R I K S E N S E L E K T R O N I K...

Page 21: ...Diagram E Interface for P PH8 PCB drawing for PCB2 see page 2 16 2 14 Diagram E Diagram E 2 14 2 14 A B O C E N T E R v H E N R I K S E N S E L E K T R O N I K...

Page 22: ...Diagram F Light and Motor control Light supply IR PCB drawing for PCB9 see page 2 16 2 15 Diagram F Diagram F 2 15 2 15 A B O C E N T E R v H E N R I K S E N S E L E K T R O N I K...

Page 23: ...PCB9 Light and motor control 2 16 PCB drawing PCB drawing 2 16 2 16 PCB2 Interface f PH8 A B O C E N T E R v H E N R I K S E N S E L E K T R O N I K...

Page 24: ...Diagram G Input select PCB drawings for PCB12 see page 2 20 2 17 Diagram G Diagram G 2 17 2 17 A B O C E N T E R v H E N R I K S E N S E L E K T R O N I K...

Page 25: ...Diagram H Master Link Interface PCB drawings for PCB12 see page 2 20 2 18 Diagram H Diagram H 2 18 2 18 A B O C E N T E R v H E N R I K S E N S E L E K T R O N I K...

Page 26: ...iagram I Power Supply Transformer PCB drawings for PCB12 see page 2 20 PCB drawing for PCB15 see page 2 22 2 19 Diagram I Diagram I 2 19 2 19 A B O C E N T E R v H E N R I K S E N S E L E K T R O N I...

Page 27: ...2 20 PCB drawings PCB drawings 2 20 2 20 PCB12 Power Supply Input select Pre amplifier A B O C E N T E R v H E N R I K S E N S E L E K T R O N I K...

Page 28: ...Diagram J Door sensor PCB drawings for PCB20 PCB21 see page 2 22 2 21 Diagram J Diagram J 2 21 2 21 A B O C E N T E R v H E N R I K S E N S E L E K T R O N I K...

Page 29: ...2 22 PCB drawings PCB drawings 2 22 2 22 PCB20 IR receiver and left door sensor PCB21 Door sensor right MKII PCB15 Transformer A B O C E N T E R v H E N R I K S E N S E L E K T R O N I K...

Page 30: ...Diagram K CD Interface 2 23 Diagram K Diagram K 2 23 2 23 PCB5 Display A B O C E N T E R v H E N R I K S E N S E L E K T R O N I K...

Page 31: ...Diagram L CD Servo Decoder 2 24 Diagram L Diagram L 2 24 2 24 0 5 s DIV EYEPATTERN 2 5V 1 3V A B O C E N T E R v H E N R I K S E N S E L E K T R O N I K...

Page 32: ...Diagram M Display Keyboard PCB drawing for PCB5 see page 2 23 2 25 Diagram M Diagram M 2 25 2 25 A B O C E N T E R v H E N R I K S E N S E L E K T R O N I K...

Page 33: ...7221361 Plug 12 pole P131 7221329 Plug 4 pole PCB3 8006797 PH8 Microcomputer PCB5 8001362 Display IC1 8341025 150 4094B IC2 8343771 147 SN74ALS156 IC3 8341079 151 PD 7228 IC4 8341226 150 4001B gate 4...

Page 34: ...5W D14 8300772 250 Z24V 5 0 4W D16 8300482 250 LL 4148 D19 D24 8300482 250 LL 4148 R27 5010064 2 2K 5 1 4W R28 5010069 3 9K 5 1 4W R29 5010700 3 9K 5 1 2W R31 5011378 0 82 5 1 4W R32 5011845 8 2 1 1...

Page 35: ...0755 51 BC 847B TR68 8320941 51 2SC 4213 D1 8300907 250 GF 1B D2 D3 8300520 250 Z6 8V 5 0 5W D6 D7 8300562 250 Z5 6V 2 0 5W D8 D9 8300605 250 Z10 0V 5 0 5W D10 D11 8300606 250 LL 4448 D23 D24 8300562...

Page 36: ...10 F 20 50V C95 C96 4200824 22 F 20 50V C97 4201537 1000 F 20 35V C98 4201173 10 F 20 50V C99 C100 4201173 10 F 20 50V C106 C107 4201474 330 F 20 63V C108 4201171 1 F 20 50V C109 C110 4201173 10 F 20...

Page 37: ...8320428 32 BD 438 TR4 D1 8300023 209 1N 4002 D4 D5 8300907 250 DO 214BA D14 R10 5020625 2 7 5 0 3W C1 4010166 100nF 20 80 50V C6 C7 4010216 22nF 10 100V C9 C10 4201111 6800 F 20 16V C11 4201426 3300...

Page 38: ...16V C33 4010316 100nF 10 25V C34 4200510 10 F 20 16V C35 4010316 100nF 10 25V C217 4200510 10 F 20 16V C219 4200961 220 F 20 10V L1 8020562 Coil 455KHz BP1 8030056 Cer filter 455KHz P46 7220726 Plug...

Page 39: ...67 BAR 63 04 D205 D400 8300894 69 BAW 56 indicates that static electricity may destroy the component TR200 8320753 51 BC 856B TR201 8321276 53 Mosfet 9V 1GHz TR202 TR203 8321277 169 HN 3G01J TR204 832...

Page 40: ...50V C289 4010274 100nF 20 80 25V C290 C291 4011134 100nF 10 16V C292 4011122 10nF 10 50V C294 C295 4001143 470pF 5 50V C296 4011135 100nF 20 80 16V C300 4010419 4 7 F 10 10V C301 4011128 33nF 10 25V C...

Page 41: ...5011943 5011955 5011967 5011979 5012274 x1 x10 x100 x1K x10K x100K x1M x10M 1 0 5011623 5011647 5011218 5011227 5011241 5011256 5011267 5011730 1 1 5011624 5011648 5011669 5011681 5011689 5011694 501...

Page 42: ...9014 9013 9012 9012 9013 9014 9019 9018 9017 9016 9020 9021 9027 9026 9025 9024 9022 9023 9024 9027 9025 9024 9025 9029 9028 1 1 1 1 3 2 2 2 2 3 3 3 3 3 3 3 6 6 6 6 4 5 4 7 7 7 87 89 0501 0502 0503 05...

Page 43: ...26 3112418 Chassis 9027 2810254 Tension spring 9028 3162623 Cover right 9029 3162831 Glass right 05Module 8001362 Display 0501 8330286 LED backlight module 0502 7500272 Contact rubber 0503 2574079 Rub...

Page 44: ...35 9122 9125 9124 9123 9122 9148 1201 9148 9148 9149 9139 9138 9152 9151 9150 9144 9143 9142 9146 9145 9147 9153 9156 9154 9159 9157 9140 9138 9137 9141 9142 9139 9145 9143 9144 3 8 9 10 10 10 11 11 1...

Page 45: ...24087 Cord pulley 9128 2815029 Ground spring 9129 2815032 Leaf spring 9130 2311030 Clip 9131 2548254 Bracket 9132 3010033 Stop f transport screw 9133 3031587 Bracket 9134 2810133 Tension spring 9135 2...

Page 46: ...5691 German 3505692 Dutch 3505693 French 3505694 Italian 3505695 Spanish 3505696 Japanese 3505697 Taiwanese 3505698 Korean 3505699 Greek 3505700 Hebrew 3505701 Brazilian Stand type 2051 1205111 silver...

Page 47: ...ndle right 2777053 Handle left 9511 1205266 Wall bracket 9512 2038130 Screw 3 x 25mm 9513 2043016 Screw 4 x 10mm 2930126 Bush 3390432 Wire holder 3502922 Setting up guide List of mechanical parts 4 6...

Page 48: ...116 Screw 3 x 20mm 9522 2777052 Holder right 2777053 Holder left 9523 2038130 Screw 3 x 25mm 9524 3031319 Wall plate 9525 1208726 System wall bracket complete 3390341 Screw assortment 3390342 Wire hol...

Page 49: ...modes TM 61 Focus on TM 62 Focus off TM 63 Starts turntable motor TM 64 Stops turntable motor TM 65 Light pen to outermost position TM 66 Light pen to the innermost position TM 67 Starts CD TM 68 Stop...

Page 50: ...done by letting the tuner search for the frequency 100 MHz 84 MHz for Japan and when the signal is found the offset will be calculated and stored in NVRAM The display shows A OFFSET If failure the dis...

Page 51: ...ops in 500 kHz No 4 050 Deemphas in s No 5 017 LW starts in kHz dividing with AM raster 0 if no LW No 6 031 LW stops in kHz dividing with AM raster 0 if no LW No 7 058 MW starts in kHz dividing with A...

Page 52: ...n CPU OS xx xxx APOS IO xx xxx I O processor TU xx xxx Tuner processor Tuner FEP CD xx xxx CD processor CD FEP TM24 Service running counter First the Stand by time will appear Press PLAY to toggle bet...

Page 53: ...nent which gave the last error regarding IIC bus 102 Tuner FEP 136 Sound Processor 208 Clock SER The last error from the RS232 driver 02 CDA queue not attached 03 CDA error timeout 04 CDA error unknow...

Page 54: ...t error 22 MLSL TX BUF full TLG does not send 23 ML key lost key repaired 24 External communication not allowed in preproject 25 LSL format error 26 LS IR format error 27 LSL TX imposs 28 LSL link tie...

Page 55: ...t attached 75 TIIC queue not attached 76 RIIC queue not attached 77 Out of power down callback OBJ 78 Power down entered with timer running 79 Watchdog reset IOP Last error in the I O microprocessor 0...

Page 56: ...f error occurs in TM the display will show TM ERROR Item number serial number type number master pin code running counter and all offset adjustments will not be erased TM32 ID readout of the product P...

Page 57: ...M64 TM64 Turns off the turntable motor TM65 Light pen to outermost position The optical pickup unit goes to the outermost position and stays there This TM can only be turned off by TM66 Do not give ot...

Page 58: ...pair tips English Dismount the two side front covers by pulling them carefully outwards at the top and bottom until a loud click is heard Click off the CD front cover Remove the front panel by unscrew...

Page 59: ...unt the spring R at its bottom most point Dismount the lead to the motor plug 9P78 Loosen the screw S and take out the gearbox Make sure that the two parts of the fitting at the top of the arm Q are p...

Page 60: ...pulleys I J K and L and down around the lowermost pulleys M N and O Turn the pulley G anticlockwise Fasten the wire in the pulley H Mount the wire on pulley P and turn pulley G to check that everythin...

Page 61: ...ding the maladjusted glass door on the wire only one door at the time The maladjusted glass door can now be pushed to the middle stop and the screws at the top and at the bottom of the glass door have...

Page 62: ...and 12D22 is defective all of the diodes should be replaced and 12TR55 and 12TR56 should be checked CD laser current Across 80R3121 4 7 ohm the measurement in mV will show the current in the laser bea...

Page 63: ...orgotten 5 tries every 3 hour with mains connected the only way to unlock the product again is by entering the 5 digit Master code The Master code can be ordered at Bang Olufsen When a source is selec...

Page 64: ...t in the original EEPROM The EEPROM will always adopt the data from the main micro processor Exchange of both micro processor module PCB3 and software EEPROM on PCB3 If both the micro processor and th...

Page 65: ...code of your own choice NEW PIN appears briefly and PIN _ _ _ _ appears Key in a four digit PIN code of your own choice The PIN code is not displayed Press PLAY to store the PIN code CONFIRM appears...

Page 66: ...your PIN code You can change your PIN code at any time However for security reasons it is only possible to change the PIN code five times within a period of 3 hours Press l l STOP to key in the four d...

Page 67: ...arefully outwards at the top and bottom until a loud click is heard snaplock Service position PCB2 and PCB3 Remove the five screws B Lift the Power Supply and the Pre Amplifier PCB12 and PCB15 out of...

Page 68: ...urzschlie en und mit einer der Klemmen des Isolationspr fers verbinden Andere Klemme des Isolationspr fers am Masseanschlu der Kopfh rerbuchse anschlie en ACHTUNG Um Besch digungen des Ger ts zu verme...

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