VL5733673BIG BLUE BLUETOOTH WIRELESS SPEAKER

12 Table of conTenTs Warnings and Cautions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . FCC Information . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Location of Parts and Controls . . . . . . . . . . . . . . . . . . . . . . . . . . . . Set Up . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Pairing Bluetooth ® Devices . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . LED State Chart . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Speaker Operation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Special Features . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Basic Music Operation Specifications . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Compatibility . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Troubleshooting . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Warranty . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . caUTIon • TO REDUCE THE RISK OF ELECTRIC SHOCK, DO NOT REMOVE COVER . THERE ARE NO SERVICEABLE PARTS INSIDE . • TO REDUCE THE RISK OF FIRE OR ELECTRIC SHOCK, DO NOT EXPOSE THIS UNIT TO RAIN OR MOISTURE . The lightning flash with arrow-head symbol within an equilateral triangle is intended to alert the user to the presence of uninsulated “dangerous voltage” within the unit’s enclosure that may be of sufficient magnitude to constitute a risk of electric shock . The exclamation point within an equilateral triangle is intended to alert the user to the presence of important operating and maintenance (servicing) instructions in the literature accompanying the unit . IMPoRTanT safeTY InsTRUcTIons All of the safety and operating instructions should be read, adhered to and followed before the unit is operated . Will complete When finalized... safeTY and HandlIng InfoRMaTIon For maximum product life, do not drop, throw, or crush the speaker . Do not expose it to humidity, dust, or operating temperatures outside 32°F to 113°F (0°C to 45°C) . save THese InsTRUcTIons! dangeR To reduce the risk of electric shock, burns, fire or injury: 1 . Do not use while bathing or in a shower . 2 . Do not place or store unit where it can fall or be pulled into a tub or sink . 3 . Do not place in, drop or submerge in water or other liquid . 4 . Do not reach for a unit that has fallen into water . Unplug it immediately . 5 . Care should be taken so that objects do not fall and liquids are not spilled onto the unit . WaRnIng 1 . Close supervision is necessary when this appliance/ product is used by or near children or mentally disabled individuals . 2 . Use this unit only for its intended use as described in this manual . 3 . Unplug this unit during lightning storms or when unused for long periods of time . 4 . Never drop or insert an object into any opening . 5 . Protect the power cord from being walked on or pinched, particularly at plug outlets, convenience receptacles and the point where it exits the unit . 6 . Do not allow cord to touch hot surfaces . Wrap cord loosely around the unit when storing . 7 . The unit should be situated away from direct sunlight or heat sources such as radiators, electric heaters, heat registers, stoves, or other units (including amplifiers) that produce heat . Avoid placing on top of stereo equipment that radiates heat . 34 56 8 . Never block the air openings of the unit with materials such as clothing, plastic bags or papers, or place it on a soft surface such as a bed or couch, where the air openings may be blocked . 9 . Do not overload the electrical outlet . Use only the power source as indicated . 10 . Do not carry this unit by its cord or use the cord as a handle . 11 . Never operate this unit if it has a damaged cord or plug, if it is not working properly, or if it has been dropped or damaged, or dropped into water . If the unit’s power supply cord or plug is damaged, do not attempt to fix it yourself . 12 . To avoid the risk of electric shock, do not disassemble or attempt to repair the unit . Incorrect repair can cause risk of electric shock or injury to persons when the unit is used . 13 . Do not operate in the presence of explosive and/or flammable fumes . 14 . Never remove the plug from the outlet by pulling the power cord . fcc InfoRMaTIon This equipment has been tested and found to comply with the limits for a Class B Digital Device, pursuant to Part 15 of the FCC Rules . These limits are designed to provide reasonable protection against harmful interference in a residential installation . This equipment generates, uses, and can radiate radio frequency energy and, if not installed and used in accordance with the instructions, may cause harmful interference to radio communications . However, there is no guarantee that interference will not occur in a particular installation . If this equipment does cause harmful interference to radio or television reception, which can be determined by turning the equipment off and on, the user is encouraged to try to correct the interference by one or more of the following measures: • Reorient or relocate the receiving antenna . • Increase the distance between the equipment and receiver . • Connect the equipment to an outlet on a circuit different from that to which the receiver is connected . • Consult the dealer or an experienced radio/TV technician for help . This equipment complies with Part 15 of the FCC Rules . Operation is subject to the following two conditions: 1 . This equipment may not cause harmful interference . 2 . This equipment must accept any interference received, including interference that may cause undesired operation . Modifications not authorized by the manufacturer may void the user’s authority to operate this device…

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Electrical Block Diagram L_ Speakers SUBWOOFER R_ Speakers NTP-8230 CLASS D AMP A/D CONVERTER Audio signal Bluetooth Module LED Control +5V I2C Volume control Bass Control Treble Control 3V3 +5V 12.288MHz OSC 3.3V Power Adaptor LDO 3.3V +5V 3.3V DC SW Bluetooth IN AUX IN touch key 3.3V DC SW 3V3 KEY selector analog amplifier +5V +5V LDO 5.0V Big Blue 18V 3V3 I2C 12 LED2 ANT

FCC ID: VL5733673 Report No.:MOST111003E2 FRONT VIEW OF SAMPLE BACK VIEW OF SAMPLE FCC ID: VL5733673 Report No.: MOST111003E2 LEFT VIEW OF SAMPLE RIGHT VIEW OF SAMPLE FCC ID: VL5733673 Report No.: MOST111003E2 UP VIEW OF SAMPLE DOWN VIEW OF SAMPLE FCC ID: VL5733673 Report No.: MOST111003E2 PHOTO OF POWER SUPPLY PHOTO OF THE ENTIRE SAMPLE

Sku no. 733673 FCCID: VL5733673 P r o d u c t N a m e : B i g B l u e Input DC : 18V 2A Sku no. 733673 FCCID: VL5733673 P r o d u c t N a m e : B i g B l u e Input DC : 18V 2A

FCC ID: VL5733673 Report No.: MOST111003E2 INTERNAL PHOTO OF POWER SUPPLY - 1 INTERNAL PHOTO OF POWER SUPPLY - 2 FCC ID: VL5733673 Report No.: MOST111003E2 INTERNAL PHOTO OF SAMPLE - 1 INTERNAL PHOTO OF SAMPLE -2 FCC ID: VL5733673 Report No.: MOST111003E2 INTERNAL PHOTO OF SAMPLE - 3 INTERNAL PHOTO OF SAMPLE - 4 FCC ID: VL5733673 Report No.: MOST111003E2 INTERNAL PHOTO OF SAMPLE - 5 INTERNAL PHOTO OF SAMPLE - 6 FCC ID: VL5733673 Report No.: MOST111003E2 INTERNAL PHOTO OF SAMPLE - 7 INTERNAL PHOTO OF SAMPLE -8

1 2 3 4 5 6 7 8 9 10 11 12 ABCD 12 11 10 9 8 7 6 5 4 3 2 1 D CBA Title Number Revision Size A1 Date: 18-Oct-2011 Sheet of File: E:\xiao\ele\Big blue 20110906\big BLUE SCH 20110906.DDB Drawn By: C801uF 5+6- 7 U10BPT2308 V+ 8 V- 4 U10CPT2308 R825.1K R85 16K R845.1k R8616K R815.1KR835.1K C84820pF C87820pF C89 47pF C88 47pF C811uF C831uF C90474 C91474 R87 22K R88 22K C821uF R5047K R8951K C85820pF C86820pF D+ D- R4524R 3+2- 1 U10APT2308 R46 24R C8104 S1 ON/OFF R4910k R947k EN R5110R R52 10R PIO1 C7104 C77 10uF 6.3V L11 600R 100M R4810k R4427K R4318K D1BAT54C R4710K PIO1 MICL- 7 MICR+ 8 MICR- 9 1.8V 10 PCM_I 11 PCM_S 12 PCM_C 13 PCM_O 14 AIO0 15 AIO1 16 PIO15 17 GND 18 USB_D+ 20 3.3V 19 USB_D- 21 UART_RTS 22 UART_CTS 23 UART_TX 24 UART_RX 25 RST 26 GND 27 PIO4 28 PIO5 29 PIO6 30 PIO7 31 SPI_MO 32 SPI_CS 33 SPI_CLK 34 SPI_MISO 35 PIO10 36 PIO11 37 PIO3 38 PIO2 39 PIO1 40 PIO0 41 PIO8 42 PIO9 43 GND 44 GND 45 RF 46 GND 47 SPKL- 1 SPKL+ 2 SPKR- 3 SPKR+ 4 GND 5 MICL+ 6 BTP501 BT1BTP501 C3104 C4 104 B1 1 GND 2 B0 3 A 4 VCC 5 S 6 U4 BL1553 B1 1 GND 2 B0 3 A 4 VCC 5 S 6 U3 BL1553 AVDD_PLL 1 DVDD_PLL 2 LF 3 SDATA 5 WCK 6 BCK 7 SDA 8 PWM_MASK_2 12 S-WOOFER_A/MONITOR_0 13 HP_R 16 HP_MUTE 17 BST2B 18 PGND2B 19 OUT2B 20 OUT2B 21 PVDD2 23 PVDD2 24 OUT2A 25 OUT2A 26 PGND2A 27 AGND 30 VCC5 31 GND 4 SCL 9 DVDD 10 /FAULT 11 S-WOOFER_B/MONITOR_1 14 HP_L 15 PVDD2 22 BST2A 28 VDR2 29 VDR1 32 BST1B 33 PGND1B 34 OUT1B 35 OUT1B 36 PVDD1 37 PVDD1 38 PVDD1 39 OUT1A 40 OUT1A 41 PGND1A 42 BST1A 43 /RESET 44 AD 45 CLK_I 46 CLK_OUT 47 VDD_IO 48 U2 NTP8230 Vref 1 AGND 2 Vcc 3 Vdd 4 DGND 5 SCKI 6 LRCK 7 BCK 8 DOUT 9 MD0 10 MD1 11 FMT 12 VinL 13 Vinr 14 U6 PCM1808 L722uHL822uH Y112.288MHz R693R3 C71390pF R703R3 C72390pF C75NC C51105C52105 C21104C22104 R759K1R769K1 LS1L-OUTLS2R-OUT + C65330uF/25V + C66330uF/25V + C67330uF/25V + C64330uF/25V R748K2R738K2 C26 104 C58 105 C59 105 C60 105 C27 104 L922uHL1022uH R713R3 C73390pF R723R3 C74390pF C76474 C28104C29104 R954K7R964K7 LS3SUB C25104 + C63470uF/25V C50105 + C68470uF/25V C57105 C20104 C24104C17104 R6310K R621M C4815pFC4915pF C18104 C16104 R943K3 C44102 C94100P RESET R910R R930R R920R R55100R C43NC L4500R L2500R C23104 L3500R R5410R C15104 + C38 10uF/16V + C3710uF/16V R591K C55105 R601K C56105 R611K 3V 3V L5500R R6810K + C4110uF/16V C14104 C47102 R6410kR6510k VDD 1 VSS 2 S0 3 S1 4 OUTPUT0 5 OUTPUT1 6 SVREF 7 OPTION 8 U1 MA80S02 C1104 C9 2.2uF 6.3V TOUCH 1 TOUCH 2 R1130k R4NC L1500R SCLSDA SCL SDA R6610KR6710K R254K7 R234K7 C93 105 R264K7 C92105 R244K7 LINE-OUTR LINE-OUTL LINE-OUTL LINE-OUTR R98 100K C97 100P R100100K C98100P 3 2 1 VR1B50K 3 2 1 VR2 B50K R77 82K R78 82K R391K R401K C78 102 C79102 LINE OUT LINE-INLLINE-INR R97 100K C95 100P R99 100K C96 100P LINE IN LINE-INLLINE-INR C6104 ON-OFF & LED BOARD TOUCH BOARD R56100RR57100R C62105 C61105 Line in check Line in check R1047K C45102C46 102 12345 LSSR GND 678 9 1011 J33.5MM JACK11P 12345 LSSR GND 678 9 1011 J23.5MM JACK11P D-D+ 231 J1 DC 18V/2A C31104 + C99 470uF/25V C30104 + C42 100uF/10V C32104 2 4 1 3 T1 TRANS-2T2 POWER R101 47R 1206 + C100 NC + C70330uF/25V C35104 5V IN 1 OUT 3 GND 2 U8VS2204-3V3 R2100k G D S Q163401 Q132SC2712 EN + C101 100uF/10V C33104 Q14NC R41NC R5310R R32200R R34200R R36200R S2 DIMMER Q12 2SC2712 R847KR1747K R30 2K2 R38200R R224K7 RESET R581K C19104 C11NCC10NC to AMP AMP BOARD TO LINE OUT TO LINE OUT TO LINE IN TO LINE IN BASS TREBLE source TO source to AMP to ON/OFF R79680R R80680R + C102 100uF/10V C36104 IN 1 OUT 3 GND 2 U7VS2204-5V S 1 S 2 S 3 G 4 D 5 D 6 D 7 D 8 U5 NC R42/2NC Q15NC R3NC C34104 1234 CN1B 1 2 3 4 CN1ATO TOUCH BOARD 1234 J5 USB UPDATE VDD3V3 12 CN1CON2 12 CN2 INPUT BOARD 1 1 2 2 3 3 4 4 CN3B 1 2 3 4 CN3A LINE-OUTLLINE-INLLINE-OUTRLINE-INR Line in check C13NC ATN1S15115 C12CAPL6 + C69 330uF/25V R90 47R 1206 + C39 10uF/16V + C40 10uF/16V C2104 C5104 C53105 C54105 E 2 C 3 B 1 Q4 8550 12345678 CN5A 12345678 CN5B 3V3 3V3 3V3 3V3 3V3 3V3 3V3 3V3 3.3V 3.3V 3.3V 5V 5V 3V3 USB USB VDD3V3 VDD3V3 18V 18V 18V 18V 18V 5V 5V 5V R4247K 0829 PAD BIG R10410K Cancel 0906 ADD 47K C103 33P C10433P 50V 50V 1 2 3 4 5 6 CN2A 5V 123456 CN2B LED4LED LED3LED LED2LED LED1LED C103NC R102100RR103100R E 2 C 3 B 1 Q16 2SA1162GR R105 470R R107470R R106100K E 2 C 3 B 1 Q17 2SA1162GR Q182SC2712 C107104 + C106 100uF/10V 3.3V AMP AMP power AMP R10810K 3.3V R10910K 3V3 C105 104 R110 10K R10810K R11110K CE1152CE2152CE7152CE3152CE8152CE4152 CE5152 CE9152 CE6152 L12600R L13600R

The brief introduction of the circuit of the Speaker BigBlue Main unit 1
Power adaptor used for AC 100-240V to DC18V , supply to  Module and  

3.3V by Voltage Regulator,18V supply Power Amplifier NTP8230 U2. 2. U6 Stereo A/D Converter. 3. U7 used Linear Regulator 5.0V output . 4.U8 used Linear Regulator 3.3V output . 5. U10, is OpAmp for analog amplifier. 6. U2 is Class D amplifier NTP8230 , used for drive the speaker. 7. U3 U4 is Audio signal selector. 8.U1 Touch Keys 








Lighting Dimmer Control. 10.Q13 Q16 supply to  Module and  

3.3V. 11.Q17 Q18 supply to Power Amplifier NTP8230 3.3V. 12. The crystal is 12.288MHz and the antenna is internal,the antenna gain is 1.0 dBi.

FCC 47 CFR PART 15 SUBPART C TEST REPORT For Applicant: Plastoform Industries Ltd. Address: Unit 6A-12, 15/F Mita Center, 552-566 Castle Peak Road, Kwai Chung, N.T., Hong Kong Product Name: Big Blue Model Name: 733673 Brand Name: N/A FCC ID: VL5733673 Report No.: MOST111003E2 Date of Issue: October. 25, 2011 Issued by:Most Technology Service Co., Ltd. Address: No.5, 2nd Langshan Road, North District, Hi-tech Industrial Park, Nanshan, Shenzhen, Guangdong, China Tel: 86-755-8617 0306 Fax : 86-755-8617 0310 The report consists 38 pages in total. It may be duplicated completely for legal use with the approval of the applicant. It should not be reproduced except in full, without the written approval of our laboratory. The client should not use it to claim product endorsement by MOST. The test results in the report only apply to the tested sample. The test report shall be invalid without all the signatures of testing engineers, reviewer and approver. FCC ID: VL5733673 Report No.:MOST111003E2 Page 2 of 38 TABLE OF CONTENTS 1．VERIFICATION OF CONFORMITY .............................................................................................................. 3 2. GENERAL INFORMATION ............................................................................................................................ 4 2.1 PRODUCT INFORMATION .......................................................................................................................... 4 2.2 OBJECTIVE ................................................................................................................................................. 5 2.3 TEST STANDARDS AND RESULTS ............................................................................................................ 5 2.4 ENVIRONMENTAL CONDITIONS ............................................................................................................... 5 3. TEST FACILITY.............................................................................................................................................. 6 3.1TEST FACILITY............................................................................................................................................. 6 3.2 GENERAL TEST PROCEDURES ................................................................................................................ 6 3.3 FCC PART 15.205 RESTRICTED BANDS OF OPERATIONS..................................................................... 7 4. SETUP OF EQUIPMENT UNDER TEST ....................................................................................................... 8 4.1 SUPPORT EQUIPMENT.............................................................................................................................. 8 4.2 TEST EQUIPMENT LIST ............................................................................................................................. 9 5. 47 CFR PART 15C 15.249 REQUIREMENTS.............................................................................................. 10 5.1 SPURIOUS EMISSION TEST .................................................................................................................... 10 5.1.1 REQUIREMENT...................................................................................................................................... 10 5.1.2 TEST DESCRIPTION...............................................................................................................................11 5.1.3 TEST DESCRIPTION.............................................................................................................................. 12 5.1.4 TEST RESULT ........................................................................................................................................ 13 5.2 BAND EDGE .............................................................................................................................................. 18 5.2.1 REQUIREMENT...................................................................................................................................... 18 5.2.2 TEST DESCRIPTION.............................................................................................................................. 18 5.2.3TEST RESULT ......................................................................................................................................... 18 5.3 LINE CONDUCTED EMISSION TEST ....................................................................................................... 21 5.3.1. LIMITS OF LINE CONDUCTED EMISSION TEST ................................................................................ 21 5.3.2. BLOCK DIAGRAM OF TEST SETUP..................................................................................................... 21 5.3.3. PRELIMINARY PROCEDURE OF LINE CONDUCTED EMISSION TEST ............................................ 22 5.3.4. FINAL PROCEDURE OF LINE CONDUCTED EMISSION TEST .......................................................... 22 5.3.5. TEST RESULT OF LINE CONDUCTED EMISSION TEST .................................................................... 23 APPENDIX 1 .................................................................................................................................................... 25 PHOTOGRAPHS OF TEST SETUP...................................................................................................... ........... 25 APPENDIX 2 .................................................................................................................................................... 28 PHOTOGRAPHS OF EUT ............................................................................................................................... 28 FCC ID: VL5733673 Report No.: MOST111003E2 Page 3 of 38 1. VERIFICATION OF CONFORMITY Equipment Under Test: Big Blue Brand Name: N/A Model Number: 7336…

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FCC ID: VL5733673 Report No.:MOST111003E2 CE TEST SETUP RE TEST SETUP FCC ID: VL5733673 Report No.: MOST111003E2