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Bluetooth Wireless Speakers BTS3000 Service Manual TABLE OF CONTENT Chapter Location of PCB Boards 1-1 Versions Variation & PCBA Repair Policy 1-2 Specification 2 Disassembly Instruction 3 Block Diagram 4 Schematic Diagram 5 Mechanical Exploded View 6 Revision List 7 © 2013 WOOX Innovations Limited. All rights reserved. No part of this publication may be reproduced, stored in a retrieval system or transmitted, in any form or by any means, electronic, mechanical, photocopying, or otherwise without the prior permission of WOOX Innovations. Philips and the Philips’ Shield Emblem are registered trademarks of Koninklijke Philips N.V. and are used by WOOX Innovations Limited under license from Koninklijke Philips N.V. Published by FK1349 Version 1.0 Subject to modification 3140 038 61180 BTS3000 1-1 Location of PCB Boards 1-2 Versions Variation & PCBA Repair Policy Type/Versions Board in used BTS3000G /10 Mainboard MLR AMP board MLR Vol. board MLR Remark: CLR = Component Level Repair MLR = Module Level Repair 2 BTS3000 2 Specification General Model Name: BTS3000 connected audio speaker Main features: 1. Audio source: AUX IN/Bluetooth/Coaxial/Optical Bluetooth with APT-X decoder, Coaxial, Optical support PCM format only 2. Audio output power: 2X10W at THD 10% Bass driver: 4 inch, Tweeter: 0.75 inch. 3. USB port provides 2A(max) charge current Key parts: 1. Bluetooth module: BM845 ROM, CSR chipset 2. Coaxial/Optical IC: CS8422-CNZ QFN32 3. Audio power amp.: BT4860B 4. DAC IC: CS4354 5. MCU IC: SSI95F165AQPP Lifetime : 3 years Safety requirements IEC60950-1, EN60950-1. For details refer to approbation plan. EMC requirements Active Radiation, Radiation Immunity, Conductive Interference ( R&TTE ,FCC ID,IC ID ) EN 300 328, EN 55022/EN 55024, EN 301 489-1/-17, EN 50385, IC RSS 210, IC RSS 102 For details refer to approbation plan. Climatic requirements( indoor product/ all climates , not water/rain resistant) Operating Temperature: 0°C to +40°C, Humidity: 8% to 90%. Storage Temperature: -25°C to +60°C, Humidity: 5% to 90% Power supply AC 100V—240V , 36W Weight: 4.1 Kg ±5% (with accessories) 3 BTS3000 Audio Specification 1. Coaxial and Optical Test Conditions a) Speaker output load: 2* 6, b) Input PCM audio signal from coaxial/ optical sources. Standard: IEC60958-3, TOSLINK Limi Item Condition Norm. Unit Remark SN t 20Hz+/Output Power W 20kHz 1 10W Load 6 L/R 10% At 10% THD LPF Operating Temperature SNR (A-weighted) 0-40 Input 1kHz 70 65 Input 100— 16KHz 70 65 10020KHZ Frequency response Left-Right Channel Separation Left-Right Channel Balance ℃ 2 dB 3 Hz Left-Right 45 Right-Left 45 Input 1kHz 1 dB Input 100— 16KHz 1 dB dB Hum noise Left/Right (W/A) <3.0 +/-3dB frequenc y mV 4 5 6 20Hz20kHz LPF 7 4 BTS3000 2. AUX IN Test Conditions b) Speaker output load: 2* 6 Item Output Power At 10% THD Condition Load 6 L/R Operating Temperature Norm. Limi t 10W +/10% 0-40 Input 1kHz 70 10020KHZ Frequency response Left-Right Channel Separation Left-Right Channel Balance 70 Left-Right Remark SN W 20Hz20kHz LPF 1 ℃ 2 dB 3 65 SNR (A-weighted) Input 100— 16KHz Unit 65 Hz +/-3dB frequenc y 45 dB Right-Left 45 Input 1kHz 1 Input 100— 16KHz 4 5 dB 6 1 dB Hum noise Left/Right (W/A) <3.0 mV Left at 10%THD 1000 mVrm s 1000 mVrm s 20Hz20kHz LPF 7 8 Sensitivity Right at 10%THD 5 BTS3000 3. Bluetooth streaming Test Conditions c) Speaker output load: 2* 6, b) Streaming audio signal from iPhone 4/iPad2 Item Condition Norm. Limi t Unit Remark SN Output Power At 10% THD Load 6 L/R 10W +/10% W 20Hz20kHz LPF 1 Operating Temperature 0-40 Input 1kHz 70 10016KHZ Frequency response Left-Right Channel Separation Left-Right Channel Balance Hum noise 70 Left-Right 2 dB 3 65 SNR (A-weighted) Input 100— 16KHz ℃ 65 Hz +/-3dB frequenc y 4 45 dB Right-Left 45 Input 1kHz 1 5 dB 6 Input 100— 16KHz 1 dB Left/Right (W/A) <3.0 mV 20Hz20kHz LPF 7 Bluetooth Distance Description Reception Distance( free field) Frequency range Specification Test Condition >10m Streaming music smoothly 2.4GHz—2.5GHz 6 BTS3000 Remote Control (RC6, 36KHz) Description Operating distance Specification Test Condition >10m 0 deg. 30 deg. (hor. & vert.) >7.92 45 deg. (horizontal) >5,65 LED indicator Source Color Power/BT white Optical white Coaxial white Aux‐in/RCA white Power Supply (fulfil ERP2 requirement) Description Input Voltage Over current protection Specification AC 100v to 240v Yes(3.5A) Output short circuit protection Test Condition Yes Efficiency level Level v Operating Temperature 0~40 Output Voltage DC 12V Output Current 3A Line Length 1.5m Connector IEC USB Charge Port (Type A) Description Specification OUTPUT DC 5V ≤2A OUTPUT DC 5V ≤1A Test Condition no music playing With music playing 7 BTS3000 ESD Test Method: EN61000-4-2 • Ambient temperature : 15 – 35 °C • Humidity: 30 – 50% • Pre-condition for the set before test : put the set into the ESD room at least 4 hours • Supply: AC • Set condition: Audio mode Test requirement: • Contact discharge : from 0 kV to ± 8 kV • Air discharge : from 0 kV to ± 15 kV Severity level Contact discharge (+/- kV) Air discharge (+/- kV) Small pop noise Large pop noise Short mute (<1 second) Long mute (>1 second) Short wrong display (<1 second) Long wrong display (>1 second) Change of function – recover by normal intervention Loss of volatile memory Reset Shut down – recover by on-off button Hang up – recover by play/onoff/reset button Hang up – recover by re-connect power Go to record mode Go from standby to on mode Loss of fixed stored data Component damaged Note: X = not allowed, P = allowed. 1 0-2 0-4 X X X X X X 2 2-4 4-8 P X P X P X 3 4-5 8-10 P P P P P P 4 5-7 10-15 P P P P P P 5 N.A. N.A. P P P P P P X X P P P X X X X X X P P P P P P P P P X X P P P X X P P P X X X X X X X X P P X X P P X X P P X X S/N 8 BTS3000 Mechanical Specification Item Limit Remarks Drop Test: Limit Remarks NA Criteria: set has no functional damage & major cosmetic defect after test. 70cm Face drop / 35cm Edge&Corner drops 70cm Face drop / 35cm Edge&Corner drops Criteria: set has no functional damage & major cosmetic defect after test. Criteria: set has no functional damage & major cosmetic defect after test. Bare Drop (w/o packing) Normal Drop with full package Cold Drop with full package Mechanical miscellaneous No sharp point on the unit accessible by end user is allowed. Rattle is not allowed on the desktop usage. Cosmetic Specification Part scratch Defects of dirt-mark, dust particle, hole, rough part, should be Gap Limit Remarks less than 0.3mm ≤0.3mm 9 BTS3000 3 Disassembly Instruction Open the speaker 1) Unscrew 13 screws at the back side of speaker Note: 2 screws on power cord socket does not need Rmove the AMP board module from speaker 1) Unplug two connectors from sockets on volume board 2) Unplug these connectors from sockets at top view side 3) Unplug these connects from sockets on right hand side Remove the Main board from speaker 1) Unscrew the vol. and source button 2) Disconnect these sockets as circled on picutre 10 BTS3000 4 Block Diagram 11 5-1 5-1 CIRCUIT DIAGRAM - AMP BOARD PART 1 D12 1 VDD_SMPS C2 103/1KV 1 2 SMPS D3 Q2 R50 0603 47K 220uF/16V R7 5% PGND C4 5% 1 R13 1 2 1000uF 25V 25V 0603 VCC 0805 9.1K 2.2K 0805 R17 5% 1 R GATE GND 4 VDD FB 2 R8 224 C10 1 2 A 3 K TL431 BPC817A R18 5% 8 7 10K 1% 1 2 NC 6 5% C88 103 25V 0603 C6 0805 104 50V PGND 104 50V 0805 VCC12V [3] R15 12 12 VCC_U7 [2] 5% R27 5 U7-B 8 + G V REF 0603 47K 4 6 [2] 7 KS4558 LOUT+ 15 15 LOUT14 14 C31 220uF/16V 2.2 0603 2.2 0603 R95 5% R92 5% 5% R93 0603 2.2 [3] 5% R94 224 0603 50V 33pF C39 9 FB1 6 0603 20K 5% R26 5% R49 0603 68K [3] 0603 2.2 0603 10V C47 4.7uF 10V 0603 7.5K 0603 S-GND 11 11 + 5% R53 R54 5% C20 4.7uF 33pF C34 0603 47K 0603 50V C55 50V 33pF C40 1 50V 0603 C18 100pF 5% R4 ROUT2 2 10uF KS4558 0603 1K 470 ohm LOUT+ BT4860B - 3 [2] FB3 C81 104 0603 25V C80 104 C84 104 25V 0603 104 C83 25V 0603 25V 0603 LOUT- VCC_U7 5% R74 0603 50V 33pF C56 GND [2] 0603 20K R73 5% GND 5% R59 [2] 1 2 C52 20K 0603 5 5 8 REF 0603 47K ROUT+ 1 1 VCC_ST SVR [2] Right Satellite JP3 U7-A 2 104 C85 V+2 V+1 1/16W 5% ST-BY 7.5K 0603 5% R58 224 0603 FB2 0603 25V 3 13 7 0603 22K 10V 0603 C57 4.7uF 50V 0603 0603 20K 2 R57 5% 0603 68K 5% R48 1 33pF C114 10V 0603 &21B7+B3B00B/) POWER_EN &1 [2] C17 4.7uF 0603 50V C50 100pF 5% R55 VCC [2] 5% R98 2.2K 5% R21 0603 1K 0603 47K 10V 0603 C62 4.7uF CATHODE 0805 U1 100K 0805 R9 4 4 10V 0603 1 2 3 4 5 OUTPUT 47uF 16V 10uF 25V C60 4.7uF EMITTER SMPS ANODE C26 5.0V [3] C41 C27 L COLLECTOR 3 220 L8050HT1G STANDBY R 0.68/1W U2 1 3 VCC_ST GND INPUT [2] 2 102/400V 6) NC 2 0603 47K 3 L8550HLT1G C9 102 C30 1 78L05 Q3 2 5% 3 1 5% R5 C21 R12 100 0805 U3 U6 2 0603 25V 5% R45 1 R33 POWER_EN 2 0603 5% [2] 0603 1K 102 C24 R46 POWER PLUG ACIN 230V 4.7K R32 1 5% 104 C25 22uF/50V VCC R6 5% SENSE [2] 0805 50V RI 0805 50V C5 102/1KV 100uH CY2 VCC C23 0805 100 L3 VCC12.8.V C8 104 ER25-001 FR104 0805 2 4.7 [2] 1 2 C3 101/1KV 560K 0805 VCC S C42 102/1KV 100 0805 1N4007 1 D6 G R2 5% CN4 CON_TH_2P_2.54MM 1 R11 5% [2] 1 2 560K 0805 D4 CN6 CON_TH_2P_2.54MM D 5N60 102/1KV L1 1000uF 25V Q1 C71 R1 5% 1 2 AC_JACK 1 50V 0805 C19 SR5100 D8 1 1N4007 C7 3 ;PP T2.0AL/250V 104 SR5100 D7 TR1 0805 NP 4 4 2 102/400V 10*6*5MM 0.6MM 1 1 2 D5 33uF/400V UU9.8 CY1 FR107 2 3 1 MOV1 14D471K LF1 1% R20 FUSE 1 2.2K 0805 56K/1W 50V 0805 R25 5% 0.1uF/275V 1 CX1 R3 2 C1 1N4007 2 D2 R23 5% 1 2 1 2 2M R22 0805 5% 2M R24 0805 5% CON1 CN 2M 0805 2M 0805 1N4007 10uF GND 0603 50V 33pF C54 REF 2200uF 25V 5-2 5-2 CIRCUIT DIAGRAM - AMP BOARD PART 2 4 F6 FB1K R200 3 FB1K 2 5 2 GND OPITCAL C32 1 C33 *1' 23,7&$/ 1 16V 102 9 4 VOUT 0603 16V 10% JK3 104 0603 3 VCC &2$; ESD GND ESD3 5V_CHARGE [1,2] 1 2 2 [3] 3 4 1 20MH L14 F5 ESD ESD2 FB1K &1 F7 10R &1 ESD 5V C101 10uF AUXR 6.3V 0805 GND AUXL 5 F8 FB1K [2] 4 F1 FB1K [2] 3 F4 FB1K 2 F3 FB1K 1 F2 FB1K STANDBY C11 5.0V 3 FB1K R99 1% 5 ESD1 STANDBY R101 1% 49.9K 0603 75 ESD 5V_CHARGE F9 6 [3] 0603 1% 0603 49.9K CN3 LOUT+ LOUT- [2] [2] R6H6 L2 L4 R6H6 COAX GND AUXR -. 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B$ 5 5 5 5 9B0&8 %3 %7 9B0&8 >@ ' )%. & (1 6 5 *1' & 36(1&/.2 *1' ,6'$BB3>@B7 3>@BB$ 3 & 8 & *1' 3 & 3 . ,6&/BB3>@B7 3>@B$ & . 3>@B$ 5 5 ,1 9287 %79 39 & 3>@BB$ . 3>@BB$ >@ 3>@B$ 5 < 0+] 5 5 5 5 ,&B6'$ . . ,&B6&/ 5 & &( (53 >@ . 8 3 . 9B0&8 >@ >@ . . . >@ . >@ >@ >@ 57B9 8 %/8(/('B(1 ,1 >@ 39 4 >@ 087( 9 67$1'%< & / 5 5 P+ 1& 9B0&8 57B9 8 & . >@ >@ 9 5-5 5-5 CIRCUIT DIAGRAM - VOLUME BOARD R47 5% C51 2.2nF R62 5% 3 100nF C29 VR2-A 100K R42 5% 1 0603 16V 100K 1 220nF C36 C43 0603 25V CN7 1 10nF 3 3 0603 1.5K 2 4 5% R30 4 R61 5% 4 4.7K 0603 0603 10K 0603 16V 220nF C35 R37 5% R40 5% VR2-B 5 VR1-B NC 0603 5 100K 100nF C48 100K 6 5% R60 0603 25V R39 5% 50V 0603 0603 4.7K 50V 0603 C37 2.2nF 5% R41 C16 33pF 5% R43 POW CN8 0603 4.7K R 680 0603 2 6 G R36 5% 4 L 10K 0603 2 2 VR1-A NC 0603 4.7K 0603 3 R38 5% 0603 25V 1 4.7K 0603 50V 0603 0603 4.7K 50V 0603 R44 5% 5% R35 C22 33pF 1K/100M 0603 C38 10nF 680 0603 R34 1.5K 5% 0603 25V 0603 1K/100M 0603 L G R POW 5-6 CIRCUIT DIAGRAM - MAIN BOARD 5-6 BTS3000 6 Mechanical Exploded View Right Speaker Left Speaker 18 BTS3000 7 Revision List 2013-11-28 V1.0 Initial release 19