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Bose 3-2-1 SERIES II, Service Manual

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Bose 3-2-1 SERIES II Service Manual Download Page 65

65

Figure 8. 3

•

2

•

1 Series II Console Test Setup Diagram

Video

Monitor

RF Signal 

Generator

IBM 

compatible 

PC

ETAP cable

dB meter

SPDIF converter

Optical converter

Audio Signal 

Generator

Composite, S-Video

and Component

inputs

Audio,

SPDIF

or Optical

input

Audio output

RF input

Console DC power

and test cable

Lifestyle DC power

supply, part number

256764-001

3 2 1 II Console

Summary of Contents for 3-2-1 SERIES II

Page 1: ...eference Number 273029 SM Rev 12 Service Manual 3 2 1 3 2 1GS and 3 2 1GSX Series II Home Entertainment Systems US and non US Standard and Premium Versions Electronic Copy Only 3 2 1 Series II System...

Page 2: ...oded View 19 Main Part List 3 2 1 GS Array Assembly see Figure 7 20 Figure 7 3 2 1 GS Array Assembly Exploded View 20 Electrical Part Lists 21 46 Console Main PCB Assembly 21 34 Console Tuner PCB Asse...

Page 3: ...HIN THE LIMITS SPECIFIED HEREIN INDICATE A POTENTIAL SHOCK HAZARD THAT MUST BE ELIMINATED BEFORE RETURNING THE UNIT TO THE CUSTOMER B Insulation Resistance Test Cold Check 1 Unplug the power supply an...

Page 4: ...ile must have an mp3 extension and have no other periods in the filename The 3 2 1GSX system premium console will also play stored music in the form of MP3 files stored on the hard disc drive There is...

Page 5: ...s II Packed System 44 1 lb 20 0 kg Console 6 8 lb 3 08 kg Bass Module 24 9 lb 11 77 kg 3 2 1 Arrays each 3 0 lb 1 40 kg 3 2 1GS Arrays each 1 1 lb 0 50 kg IR Remote Control batteries installed 0 44 lb...

Page 6: ...HDD2190TZE stores about 200 hours of MP3 music files Analog Input Characteristics Maximum source signal for ADC full scale 2 Vrms Minimum source signal for ADC full scale 200 mVrms Input Impedance 100...

Page 7: ...ltage 200 kHz Euro UK Aus 50 kHz Japan 100 kHz Band Limits US Can Dual Voltage 87 7 MHz 107 9 MHz Euro UK Aus 87 50 MHz 108 00 MHz Japan 76 00 MHz 90 00 MHz De emphasis US Can Dual Voltage 75 usec Eur...

Page 8: ...B nominal 2 0 dB limit Stereo Channel Separation 1 kHz 35 dB nominal 25 dB limit Auto Stop Level seek 30 dBf 5 Mono Stereo Threshold 40 dBf 5 AM Tuner Performance per IHF T 100 Channel Spacing US Can...

Page 9: ...part Refer to the next higher assembly for a replacement part ELECTROSTATIC DISCHARGE SENSITIVE ESDS DEVICE HANDLING This unit contains ESDS devices We recommend the following precautions when repairi...

Page 10: ...L VOLT RG2 291433 2122F REGION 4 AUS 291433 2142F REGION 2 JAPAN 270900 3122F 8 PACKING TOP BTM EPS BASS MODULE 276334 2 9 PACKING TOP BTM EPS SAT 276336 1 10 ARRAY ASSY 321 II GRAPHITE 255198 101 2 A...

Page 11: ...1 Series II Home Entertainment System Packaging View 1 2 3 4 5 6 7 8 9 10 11 12 13 14151617 18 8 19 ARRAYS ITEM 10 INSIDE EPS FOAM PACKAGING PART LIST 3 2 1 Series II Home Entertainment System continu...

Page 12: ...X II PREPACKAGED REMOTE BOSE P N 327236 1010 288579 211 US CAN REMOTE IR ADVANCED 321GSX II 288579 222 EURO UK AUS REMOTE IR 321GSX II 288579 233 JAPAN 6 ANTENNA ASSY AM CD 20 199824 002 7 BAG POLY 4...

Page 13: ...270914 135 1 15 CABLE DISPLAY FFC SHLD 5 POS 110 MM 270601 05110 1 16 GASKET EMI BOSE LINK CONNECTOR 279058 001 1 17 PCB ASSY MAIN PROGRAMMED STANDARD US CANADA EURO UK AUS 286173 107 or 299701 207 1...

Page 14: ...14 Figure 3 3 2 1 Series II Standard Console Exploded View 1 2 3 4 5 6 7 8 9 10 11 4x 12 13 16 14 15 17 18 19 20 25 21 22 4x 23 6x 24 27 3x 26 28 29 30 31 32 33 34...

Page 15: ...OG INCLUDES HARD DRIVE PROGRAMMED PAD THERMAL PLATE HEATSINK AND 2 SCREWS 284481 017S 1 17 PCB ASSY MAIN PROG US CAN EU UK AUS 303186 013 1 2 PCB ASSY MAIN PROG JAPAN 286173 053 or 286173 073S 18 HEAT...

Page 16: ...16 Figure 4 3 2 1GSX Series II Premium Console Exploded View 1 2 3 4 5 6 7 8 9 10 11 4x 12 13 14 15 16 17 18 19 20 21 22 23 4x 6x 24 25 26 27 28 29 4x 30 31 32 33 34 35 3x...

Page 17: ...261277 102 6 ENCLOSURE REAR GRPH US CAN JAPAN 278055 301 1 ENCLOSURE REAR GRPH EURO UK AUS 278055 311 ENCLOSURE REAR GRPH DUAL VOLT 278055 321 7 SCREW 6 32 x 1 2 THREAD ROLLING 258492 08 4 8 CABLE INP...

Page 18: ...AP LAT MKT MIL 261277 102 6 BRACKET HEATSINK SNAP ON 267183 001 1 7 CABLE I O DIGITAL 275179 0190 1 8 ENCLOSURE REAR US JAPAN 278055 301 1 ENCLOSURE REAR EU UK AP LAT MKT 278055 311 ENCLOSURE REAR AP...

Page 19: ...ded View RED BLACK RED BLACK 1 2 TWIDDLER DRIVER TWIDDLER DRIVER TM ARRAY ENCLOSURE RED BLACK RED BLACK REAR PANEL TERMINAL STRIP Item Number Description Part Number Qty per Array Note 1 GRILLE ARRAY...

Page 20: ...mbly Exploded View Item Number Description Part Number Qty Note 1 TWIDDLERTM DRIVER ASSY 50MM 359302 0010 2 2 GRILLE METAL ARRAY GRAPHITE GRILLE METAL ARRAY SILVER 302256 001 302256 003 1 3 NAMEPLATE...

Page 21: ...9 2K 0603 1 10W 1 191465 3922 R42 4 7K 0603 1 10W 5 199403 472 R43 4 7K 0603 1 10W 5 199403 472 R44 22 OHM 0603 1 10W 5 199403 220 R3200 5 6K 0603 1 10W 5 199403 562 R3202 5 6K 0603 1 10W 5 199403 562...

Page 22: ...65 1003 R4115 100K 0603 1 10W 1 191465 1003 R4116 100K 0603 1 10W 1 191465 1003 R4117 100K 0603 1 10W 1 191465 1003 R4118 100K 0603 1 10W 1 191465 1003 R4119 1 00K 0805 1 10W 1 133625 1001 R4120 100K...

Page 23: ...0 OHM 2ES 0805 1 10W 5 133626 3315 R6701 330 OHM 2ES 0805 1 10W 5 133626 3315 R6704 1K 0603 1 10W 5 199403 102 R6705 330 OHM 2ES 0805 1 10W 5 133626 3315 R6706 330 OHM 2ES 0805 1 10W 5 133626 3315 R67...

Page 24: ...0603 1 10W 5 199403 750 R8002 75 OHM 0603 1 10W 5 199403 750 R8004 75 OHM 0805 1 10W 5 133626 7505 R8005 75 OHM 0805 1 10W 5 133626 7505 R8006 75 OHM 0805 1 10W 5 133626 7505 R8007 470 OHM 0603 1 10W...

Page 25: ...5 199403 562 GSX R9323 10K 0603 1 10W 1 191465 1002 GSX R9324 5 6K 0603 1 10W 5 199403 562 GSX R9325 10K 0603 1 10W 1 191465 1002 GSX R9640 1K 0603 1 10W 5 199403 102 GSX R9641 10K 0603 1 10W 1 191465...

Page 26: ...X7R 25V 5 196999 473 C28 4 7uF EL 85C 35V 20 177902 4R7V C29 0 047uF 0805 X7R 50V 10 286499 473 C30 0 047uF 0805 X7R 50V 10 286499 473 C31 0 047uF 0805 X7R 50V 10 286499 473 C32 330uF EL SMD 105C 10V...

Page 27: ...603 16V 5 258498 104 C4019 330uF EL SMD 105C 10V 20 256772 331A C4020 4 7uF EL 85C 35V 20 177902 4R7V C4021 4 7uF EL 85C 35V 20 177902 4R7V C4022 180pF 0805 COG 50V 5 133622 181 C4023 4 7uF EL 85C 35V...

Page 28: ...0805 X7R 50V 10 133623 102 C6202 047uF 0805 X7R 50V 10 133623 473 C6203 1000pF 0805 X7R 50V 10 133623 102 C6204 047uF 0805 X7R 50V 10 133623 473 C6206 047uF 0805 X7R 50V 10 133623 473 C6207 1000pF 08...

Page 29: ...58498 104 C7012 0 10uF 0603 16V 5 258498 104 C7013 0 10uF 0603 16V 5 258498 104 C7014 0 10uF 0603 16V 5 258498 104 C7015 0 10uF 0603 16V 5 258498 104 C7016 0 10uF 0603 16V 5 258498 104 C7017 0 10uF 06...

Page 30: ...98 104 C8018 33pF 0603 COG 50V 5 188454 330 C8019 100pF 0805 COG 50V 5 133622 101 C8020 100pF 0805 COG 50V 5 133622 101 C8021 100pF 0805 COG 50V 5 133622 101 C8436 0 10uF 0603 16V 5 258498 104 C8437 1...

Page 31: ...X Reference Designator Description Part Number Note L1 INDUCTOR 300uH 180504 L17 INDUCTOR 300uH 180504 L5000 CERAMIC 1812 5 1 0uH 263452 1R0J L5001 CERAMIC 1812 5 1 0uH 263452 1R0J L5002 CERAMIC 1812...

Page 32: ...9 147239 D7000 DUAL SOT 23 BAV99 147239 D7001 DUAL SOT 23 BAV99 147239 D8000 DUAL SOT 23 BAV99 147239 D8001 DUAL SOT 23 BAV99 147239 D8002 DUAL SOT 23 BAV99 147239 D8600 DUAL SOT 23 BAV99 147239 Refer...

Page 33: ...OLT REG 3 3V 3 5A SMPS 193846 001 U19 9V VOLTAGE REGULATOR 258167 09 U4000 AUDIO MATRIX SO28 177984 2 U6200 SDRAM 128 MBIT 166 MHZ 267336 001 STD GS U6200 SDRAM 256 MBIT 166 MHZ TSSOP 274511 001 GSX U...

Page 34: ...POS TOP ENTRY SMT 253356 T13 J6500 CONN HEADER 5 POS TOP ENTRY SMD 253356 T05 J6700 CONN HEADER 9 POS TOP ENTRY SMD 253356 T09 J8000 CONN OPTICAL JFJ2001 258421 001 J9341 CONNECTOR EJECTOR EHT HDD 256...

Page 35: ...51 OHM 0603 100MW 5 199403 510 4 R2020 13K 0603 1W 1 191465 1302 4 R2021 17 8K 0603 0 1W 1 191465 1782 4 R2022 3 32K 0603 1W 1 191465 3321 4 R2023 3 32K 0603 1W 1 191465 3321 4 R2024 2 21K 0603 1W 1 1...

Page 36: ...3 1W 5 199403 101 4 R7014 100 OHM 0603 1W 5 199403 101 4 R7015 100 OHM 0603 1W 5 199403 101 4 R7016 100 OHM 0603 1W 5 199403 101 4 R7017 100 OHM 0603 1W 5 199403 101 4 R7018 51 OHM 0603 100MW 5 199403...

Page 37: ...0 177902 101C 4 C2095 047uF 0603 X7R 5 25V 196999 473 4 C2096 2 2uF EL BP 85C 50V 20 147522 2R2 4 C2097 01uF 0603 X7R 50V 191470 103 4 C2098 1000pF 0603 X7R 50V 191470 102 4 C2099 1000pF 0603 X7R 50V...

Page 38: ...U2000 AM FM TUNER MFP 30S 254561 001 U2074 PLL FREQ SYNTH MFP 24 199693 U2200 RDS SIGNAL PROCESSOR 254562 001 EURO U7000 EEPROM SO 8 24C01A 184044 Reference Designator Description Part Number Note CF2...

Page 39: ...7871 R152 7 87K 0603 1 10W 1 191465 7871 R162 3 32 OHM 0603 1 10W 1 191465 3R32 R163 3 32 OHM 0603 1 10W 1 191465 3R32 R164 3 32 OHM 0603 1 10W 1 191465 3R32 R165 3 32 OHM 0603 1 10W 1 191465 3R32 R2...

Page 40: ...0W 5 199403 472 R4701 75 OHM 0603 1 10W 5 199403 750 R6000 3 3K 0603 1 10W 5 199403 332 R6001 1 00K 0805 1 10W 5 133626 1025 R6100 2 0K 0603 1 10W 5 199403 202 R6101 10K 0603 1 10W 5 199403 103 R6102...

Page 41: ...C30 220uF EL SMD 105C 10V 20 256772 221A C31 220uF EL SMD 105C 10V 20 256772 221A C32 47uF EL SMD 105C 35V 20 255071 470V C33 1000pF 0603 X7R 50V 10 191470 102 C34 015uF 0603 X7R 50V 10 191470 153 C3...

Page 42: ...10 191470 103 C253 01uF 0603 X7R 50V 10 191470 103 C254 01uF 0603 X7R 50V 10 191470 103 C255 01uF 0603 X7R 50V 10 191470 103 C256 1uF EL 85C 50V 20 177902 010H C257 1uF EL 85C 50V 20 177902 010H C258...

Page 43: ...102 C4309 1000pF 0603 X7R 50V 10 191470 102 C4310 1000pF 0603 X7R 50V 10 191470 102 C4310 1000pF 0603 X7R 50V 10 191470 102 C4400 047uF 0603 X7R 50V 10 191470 473 C4401 047uF 0603 X7R 50V 10 191470 47...

Page 44: ...BAW56 180738 D450 ZEN 5 1V 225 MW 5 SOT 23 135247 5231 D4502 DUAL SOT 23 BAV99 147239 D4503 DUAL SOT 23 BAV99 147239 DS6500 LED SMD GREEN 256781 002 ZR1 ZENER SOD 123 5W 5 13V 174265 5243 Reference D...

Page 45: ...STAL 33 333 MHZ FUND HC 49 SMD 266953 001 J5 CONN HEADER INLINE PCB MNT 2P 133220 02 J150 CONN HEADER RTANG 2 5 MM 10 POS 145402 10 J350 CONN THRU BOARD TH 4 POS 266952 04 J7100 CONN HEADER 2 5 MM THR...

Page 46: ...78742 5 3 J3 CONN 13 PIN SOCKET R ANGLE 270581 001 3 J4 CONN D SUB R A 9 PIN SOCKET 260917 09 3 J5 CONN HEADER LOCKING TOP KEYED US CAN JAPAN 271897 002 3 J6 CONN HEADER 2 5 MM THRU 16 POS 270584 016...

Page 47: ...ake sure to apply power to the con sole and cycle the drawer open and closed to properly latch it in place before returning it to the customer Failure to do this will cause the drive to be damaged in...

Page 48: ...el 3 5 The IR receiver PCB is connected to the button PCB by a ribbon cable To remove it unplug the ribbon cable at the button PCB end and use a small flat tip screwdriver to push back the small plast...

Page 49: ...m J3202 on the main PCB 5 3 Unplug the ATAPI cable from J3200 on the main PCB 5 4 Lift the drive and the drive mounting bracket out of the console Note The drive mounting bracket is the plastic bracke...

Page 50: ...eplacement drive Re assembly Note When connecting the ribbon cable to the new hard drive assembly take care that the red stripe aligns with pin 1 of the connector CAUTION Handle the replacement hard d...

Page 51: ...input output PCB located on the back of the rear enclosure 1 4 Unplug the two ribbon cables at J6 and J7 that run from the input output PCB to the main PCB Lift the rear enclosure away from the bass...

Page 52: ...of the screws that secure the tranformer to the bass module cabinet Apply heat for about 20 seconds Immedi ately after removing heat from the screw head use a phillips head screwdriver to remove the s...

Page 53: ...grille at the center of the curve near the side At the same time use the screwdriver to pry the end of the grille off of the array enclosure Repeat this at the other end of the grille Re Assembly Not...

Page 54: ...SAT and TV audio analog inputs 2 Coaxial Digital Audio Test 2 1 Connect the audio signal generator to the input of the analog to S PDIF converter 2 2 Connect the output of the S PDIF con verter to th...

Page 55: ...o appears on the video monitor and that there are no obvious video problems 5 Internal DVD Video Test 5 1 Load the test DVD into the console 5 2 Connect the video monitor to the S VIDEO output of the...

Page 56: ...test loop and RF gen erator as shown below to create the speci fied field strength for each test The equiva lent field intensity in dBuV m is 20 dB less than the generator output level in dBuV emf at...

Page 57: ...nly used impedance matching element are a resistive network which has a 5 7 dB insertion loss or a lossless transformer which has a 0 5 dB insertion loss Using a lossless transformer Subtract 1 3 dB e...

Page 58: ...he tuner Other commands require the technician to make measurements and adjustments AM Adjustments Set up the unit under test as shown in Figure 1 Place the console into TAP mode Using the remote cont...

Page 59: ...nal at a level of 43 dBuV emf into J2001 16 4 Enter the command T7 into the computer The tuner micro will tune the radio perform the IF Offset processing and write the proper offset to EEPROM You will...

Page 60: ...21 FM Stereo Force Mono Threshold 21 1 Inject a 98 1MHz RF signal set to 1kHz stereo L R modulation with 10 pilot modulation and 75 kHz total deviation at a level of 33 dBuV emf into J2001 21 2 Enter...

Page 61: ...console control panel Ensure that the unit responds appropriately 24 1 5 With the radio tuned to a station press and hold the ENTER button on the console control panel The display shows PRESET SET Con...

Page 62: ...should be 1 55 Ohms 15 3 Power Up Test 3 1 Set up the computer to communicate smartspeaker commands with the system using the procedures in the appendix of this service manual 3 2 Set up the bass mod...

Page 63: ...NSE input J4 3 to the Shell of J4 PASS The voltage across the center array amplifier loads exceed the following values LC RC 3 0 Vrms 6 4 Select the S PDIF input by transmitting the following SOURCE T...

Page 64: ...dden 3 3 Listen for any rubbing or ticking noise from the Twiddler Replace any driver that is defective Note There is a normal suspension noise To distinguish between a rub or tick and suspension nois...

Page 65: ...or IBM compatible PC ETAP cable dB meter SPDIF converter Optical converter Audio Signal Generator Composite S Video and Component inputs Audio SPDIF or Optical input Audio output RF input Console DC p...

Page 66: ...I Bass Module Test Setup Diagram IBM compatible PC SPDIF converter Audio Signal Generator Analog Audio or SPDIF input 3 2 1 II Bass Module Bass Module Test Cable Null Modem Cable from PC Com Port Smar...

Page 67: ...s applicable for the version of Microsoft Windows you are using on your PC 2 In the terminal window click on FILE then PROPERTIES Set the properties in the dialog box as shown at right 3 In the proper...

Page 68: ...ke the example at right Note Be sure to click the Send line ends with line feeds box as shown If you fail to check this box the 321 II console will not communicate with the computer Click OK to return...

Page 69: ...ansion port BoseLink interface Some of the commands will be brokered by the Main Board through to the Tuner Board for implementation and the subsequent replies will be generated by the Tuner Board and...

Page 70: ...n about 4 feet long and another about 6 feet long Retain both pieces You will build the console test cable from the 4 foot section later 2 Drill holes in the plastic project box to mount your RCA and...

Page 71: ...rip back the outer cable plastic covering about 4 inches 100mm to gain access to the internal wires 3 Using a DMM to verify proper wiring connect the 6 foot section of the system cable s wires to the...

Page 72: ...a TAP command within this window the console will revert to Smart Speaker mode and will not respond to TAP commands Putting the Console into TAP mode Test Name Command Reply Query Functional Test Resu...

Page 73: ...string is words 23 26 Example 1B10 And where nn the drive s 40 character ASCII model number string also with ASCII spaces removed words 27 46 Example TOSHIBADVD ROMSD M1712 Note Units with inoperable...

Page 74: ...turer reset of region y specifies the drive region in which the drive is located Each bit represents one of eight regions If a bit is cleared in this field the disc can be played in the corresponding...

Page 75: ...ducer and 1 is the hold time in ms The unit must be off to successfully update the FLASH in later test steps Turn the UUT off via ETAP FLASH Update FU FU Done writing to FLASH Note This command must b...

Page 76: ...a flash update on the console This will write the change to the flash memory to make it a permanent change The region code can be changed an additional three 3 times after this before the setting beco...

Page 77: ...have that version of software installed If you have software revision 01 04 00 or later you will see the hotel control information as described below Hotel Control Press the ON OFF button again If yo...

Page 78: ...ER You can toggle the serial port setting by releasing the ON OFF and ENTER buttons and pressing the VOLUME button It will change to ETAP Pressing the VOLUME button will toggle the setting back to SMA...

Page 79: ...f you are using the DVD Lock option for the first time enter a four digit password Then enter it again to confirm 5 Enter your four digit password 6 Using the down V button scroll down to Lock Discs R...

Page 80: ...ystem Date of Manufacture Information Console The product label for the console is located on the bottom of the unit The date of manufacture is embedded in the serial number on the label The following...

Page 81: ...81 IC Diagrams 177984 2 TEA6422 Audio Matrix 193846 001 3 3V Regulator Pinout Diagram 193846 001 3 3V Regulator Block Diagram 193846 001 3 3V Regulator Pin Assignments 186112 Quad Op Amp...

Page 82: ...82 IC Diagrams 184044 24C01A EEPROM 193858 004 Quad Nand IC 199693 PLL Frequency Synthesizer Pinout 199693 PLL Frequency Synthesizer Block 199693 PLL Frequency Synthesizer Table...

Page 83: ...83 IC Diagrams 254191 003 ADSP21065LKS_264 Digital Signal Processor...

Page 84: ...84 IC Diagrams 254192 003 CODEC 254196 001 3 3V Regulator 254561 001 AM FM Tuner 256094 03R3 3 3V Regulator 258167 09 9V Regulator...

Page 85: ...85 256115 002 8 bit Binary Counter IC Diagrams 268889 001 4M bit Flash Memory...

Page 86: ...86 IC Diagrams 256123 001 3 3V Regulator 257975 TDA8566TH Power Amplifier 258167 09 9V Regulator 258464 004 74CHU04 Inverter 260332 001 4Mbit Flash Memory 260638 18 33 LD1086 D2PAK Regulator...

Page 87: ...87 IC Diagrams 266925 001 CS98200 Digital Signal Processor DSP...

Page 88: ...88 IC Diagrams 267095 001 SC70 Reset 267336 001 SDRAM 128Mbit 166MHz 270223 AK4112B SPDIF Receiver...

Page 89: ...89 IC Diagrams 267548 001 AK4382A Digital to Analog Converter DAC 267613 001 74LCX16245 16 bit Buffer 254182 010 64 Mbit SDRAM 3 3V...

Page 90: ...90 267616 002 CS8415A Digital Audio Receiver IC Diagrams 267619 001 Hex Buffer 268457 001 ST72324 TQFP Microprocessor...

Page 91: ...ith the most recent software version Check the DAC IC U9200 DC offset level at the left and right analog outputs Console keys won t function Check that the ribbon cable from the button board to the ma...

Page 92: ...Check console cable 269997 001 F1 on the Input Output PCB blows If F1 blows when the console is not attached check integrity of console cable look for damage causing shorts If F1 blows when the conso...

Page 93: ...Dolby Digital and MPEG audio and other proprietary data formats Letterbox The projected aspect ratio of feature films is often 16 9 rather than the 4 3 aspect ratio of most TVs Therefore it is becomin...

Page 94: ...94 SERVICE MANUAL REVISION HISTORY...

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