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Download Bose 321 docs - Car audio systems and stereo equipment, amplifiers, speakers, subwoofers, cd changer, mp3 player - Pioneer, Alpine, Sony, Kenwood, Clarion, JVC - service manuals and repair guides


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File name:321 Service Manual_Part1.pdf
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321

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Descr:Service Manual
Group:Electronics > Automobile > Audio >
Uploaded:2011-01-02 00:02:29
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321 schematics.pdfService Manual Part Number 263493 Rev. 0 3-2-1 Home Entertainment System Console Main PCB PCB Part Number 263069-001 Rev. 0 Sheet 1 of 12 Service Manual Part Number 263493 Rev. 0 3-2-1 Home Entertainment System Console Main PCB PCB Part Number 263069-001 Rev. 0 Sheet 2 of 12 Service Manual Part Number 263493 Rev. 0 3-2-1 Home Entertainment System Console Main PCB PCB Part Number 263069-001 Rev. 0 Sheet 3 of 12 Service Manual Part Number 263493 Rev. 0 3-2-1 Home Entertainment System Console Main PCB PCB Part Number 263069-001 Rev. 0 Sheet 4 of 12 Service Manual Part Number 263493 Rev. 0 3-2-1 Home Entertainment System Console Main PCB PCB Part Number 263069-001 Rev. 0 Sheet 5 of 12 Service Manual Part Number 263493 Rev. 0 3-2-1 Home Entertainment System Console Main PCB PCB Part Number 263069-001 Rev. 0 Sheet 6 of 12 Service Manual Part Number 263493 Rev. 0 3-2-1 Home Entertainment System Console Main PCB PCB Part Number 263069-001 Rev. 0 Sheet 7 of 12 Service Manual Part
321 Service Manual_Part1.pdfCONTENTS Accessories ... 2 Safety Information ...3 Electrostatic Discharge Sensitive (ESDS) Device Handling ...3 Warranty ...3 Specifications ... 4-7 Figure 1. 3-2-1 Console Block Diagram ... 8 Disassembly/Assembly Procedures ... 9-13 Test Procedures ...
321 Service Manual_Part2_Part1.pdf1 2 3 4 5 6 7 8 9 Preliminary 10 11 12 13 14 14 11 15 Figure 8. 3-2-1 Home Theater System Packaging View 47 ACCESSORY KIT PART LIST 3-2-1 Home Theater System Accessory Kit (see Figure 9) Item Number 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 Description REMOTE CONTROL, DVD IR, GRAPHITE PLAT WHITE CABLE, RCA, 6 FT FM DIPOLE ANTENNA BUMPER, RECESSED, FOOT, .88" FOOT, CLEAR, .312X.085, 4' BATTERY, CARBON, AA SIZE BAG, POLY, 3X3.5 PACKING, TRAY, ACCY, PET 30 CABLE, VIDEO, 6 FT, YL AM ANTENNA ASSY, CD20 LINE CORD, 120V, POL, DETACHABLE, BLK PACKING, INSERT, SCORED SHEET CABLE, ARRAY, 9 PIN, GRAPHITE PLAT WHITE CABLE, BASS MODULE, 15 PIN, GRAPHITE PLAT WHITE CARTON, D/C, ACCY KIT W/ART Part Number 259820-001 259820-002 185931-01 261619-001 142839 178321-04 147538 194392 260454-01 183200 199824-002 260082-001 260096 255123-001 255123-002 255122-001 255122-002 260456-01 Note 3 1 9 10 3 4x 4 12 11 13 14 8 2x 6 7 2 2x 5 15 Figure 9. Accessory Kit Exploded View 48 Preliminary INTE
321 Service Manual_Part2_Part2.pdfINTEGRATED CIRCUIT DIAGRAMS BoseŽ P/N: 254541-001, Power Amplifier, 4x30W, HSIP2 Bose P/N: 184044, EEPROM, 24C01A Bose P/N: 258464, 5V Inverter, 74VCHU04 GND 1 Top View 3 Vcc RESET 2 Pin Function 1. GND 2. RESET Output remains low while Vcc is below the reset threshold, and for a period of time after Vcc rises above the reset threshold. 3. Vcc Supply voltage Bose P/N: 191158-01, MAX809 Reset IC 62 Preliminary Composite or S-Video input Video Monitor Audio Signal Generator SPDIF converter dB meter APPENDIX Optical converter +15V Console DC power test cable IBM compatible PC 3-2-1 Console TAP cable DC power supply RF Signal Generator RF input 63 Audio, SPDIF or Optical input Audio output Figure 10. 3-2-1 Console Test Setup Diagram Preliminary APPENDIX Audio signal generator Bass module test cable Distortion meter Bass Module Db meter AC mains cable Figure 11. 3-2-1 Bass Module Test Setup Diagram Array speaker rear Driver 1 + terminal Driver 1 - ter
321 Service Manual_Part2_Part3.pdfAPPENDIX TAP Commands for control of the 3-2-1 media center (continued) Note: In the following tables, (cr) denotes carriage return, (b) denotes space, all other characters are ASCII in the cases shown. Audio Processing Subsystem (continued) Message Function Mute outputs Command from External MUbcbv(cr) 3-2-1 Response ACK>(cr) Comments "c" specifies which channel to mute. The values are L,C,R,LS,RS,B or ALL. "v" is either ON (muted) or OFF (un-muted). All channels can be controlled individually with a comma separated string of values. The assumed order is as above. "v" is a value between ­10 and 6. Displays memory locations. "s" is the Hex starting memory address. "e" is the Hex ending memory address. "n" is the number of polls per second. "mm" is the presentation mode. 4W is 4 axis wide, 2W is two axis wide, 4N is four axis narrow and 2N is two axis narrow. Ooze setting Peek at memory locations Set presentation mode Reset the audio DSP Surround balance control Surround configuration
321 Service Manual_Part2_Part4.pdfSPECIFICATIONS AND FEATURES SUBJECT TO CHANGE WITHOUT NOTICE Bose Corporation The Mountain Framingham Massachusetts USA 01701 P/N: 263493 Rev. a x/2001 (H) FOR TECHNICAL ASSISTANCE OR PART ORDERS, CALL 1-800-233-4408 http://serviceops.bose.com


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