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Bose FreeSpace E4 Series II, Руководство по обслуживанию

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36

ELECTRICAL PART LIST

Digital Signal Processor / User Interface PCB Assembly

Miscellaneous

 (continued)

Reference 

Designator 

Description Part 

Number 

Note 

JR101 

CONN, USB, B TYPE, PCB MT, THRU HOL 

260623 

4 

JR401 

JACK, MODULAR, DUAL RJ45, PCB MT 

260625 

4 

JR402 

JACK, MODULAR, DUAL RJ45, PCB MT 

260625 

4 

P501 

HEADER, MALE, X2, VERT, .1SP, 14 PIN 

260636-14 

4 

SW101 

SWITCH, SPST, 12MM, PCB MT, W/CAP 

260580-CB 

4 

W/U516 

SOCKET, SURFACE MOUNT, PLCC, 32P 

252356-32 

4 

W/U701 

SOCKET, SURFACE MOUNT, PLCC, 32P 

252356-32 

4 

W1B1 

HOLDER, BATT, PC MOUNT, 23MM 

260596-23 

4 

Y501 

CRYSTAL, SMD, HCM49, 11.0592 MHZ 

260619-110592 

4 

- CONN, 

PHONO, 

QUAD 

199839 

4 

 

Содержание FreeSpace E4 Series II

Страница 1: ...2008 Bose Corporation Reference Number 278977 SM Rev 01 Service Manual FreeSpace Business Music System Model E4 Series II Digital Signal Processor and Power Amplifier Electronic Copy Only...

Страница 2: ...mbly 37 51 FreeSpace 4400 Power Supply Power Amplifier PCB Assembly 52 69 FreeSpace 4400 Power Amplifier Driver PCB Assembly 70 72 Disassembly Procedures 73 74 Figure 4 E4 II Amplifier Module Assembly...

Страница 3: ...EMENTS NOT WITHIN 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 p...

Страница 4: ...mated on off and source selections according to time of day or day of week Opti Voice Paging Provides the appropriate sound level regardless of variations in speech projection Source Leveling Automati...

Страница 5: ...s 13 6 kg AC Mains input IEC standard User selectable 100 120 or 220 240V 3 pin 50 60 Hz receptacle 300 Watts maximum Overall Performance Nominal Limits Conditions Gain 0 dB 1 dB at 1 kHz input gain s...

Страница 6: ...0 kHz 0 dB gain THD N 001 01 at 10 dBV output 1 kHz 20 dB gain Crosstalk at 1 kHz 90 dB 80 dB Crosstalk at 10 kHz 70 dB 60 dB Frequency response 30 to 20 kHz 1 5 dB reference 1 kHz measured at 20 dB g...

Страница 7: ...kHz measured at 60 dB gain and 20 kHz with 0 dBV output Sense Mic inputs Nominal Limits Conditions Source impedance 200 Ohms 10 to 2k Ohm frequency response specification maintained with sources over...

Страница 8: ...ance differential 10kOhms 20 at 1 kHz CMRR referred to output 92 dB 60 dB at 1 kHz 20 dB gain 200 Ohm source impedance Input sensitivity 20 dBV to 1 dB at 1 kHz for codec FS 17 dBV Gain 0 dB 1 dB from...

Страница 9: ...2W with the unit set for no EQ and the loudspeaker 3 feet from listener Music on Hold MOH Nominal Limits Conditions Output impedance 400 Ohms 1 impedance at 1 kHz Maximum output level 17 dBV 17 dBV 1...

Страница 10: ...m load A weighted 200W THD N at 100 Vrms 5 1 7 kHz 12 5 Ohm load A weighted 400W Sensitivity at 70V 11 dBV 1 dBV Sensitivity at 100V 14 dBV 1 dBV Gain 26 dB 0 5 dB Output noise 70 dBV 65 dBV A weighte...

Страница 11: ...in ESD protective bags bins or totes Do not insert unprotected devices into materials such as plastic polystyrene foam clear plastic bags bubble wrap or plastic trays AMPLIFIER MODULE REPAIR INFORMAT...

Страница 12: ...AG POLY ZIP LOCK 2 MIL 3X5 260556 0305 5 Item Number Description Part Number Qty Note 1 FS INSTALLER CD FOR E4 V2 000 279435 2000 1 2 BAG POLY 14 38 x 9 87 x 2mil 103351 1 3 FS E4 SERIES II OWNERS GUI...

Страница 13: ...R 1P BLK 5 X 20MM 230 240V UNITS 260579 06 14 SWITCH AC POWER DPST 16A 250V 260600 1 3 15 SCREW TAPP 4 40 x 5 PAN XREC 170284 08 2 16 SCREW JACK RS 232 PORT 260564 2 17 SCREW 6 32 MACH FLAT XREC 19062...

Страница 14: ...Series II Business Music System Exploded View 1 10x 2 3 4 5x 5 6 7 8 9 10 11 12 13 14 15 16 2x 4 17 2x 18 10x 19 4x 20 2x 23 27 2x 28 3x 22 18 21 4x 18 24 25 19 3x 26 3x 29 A B C D Note Flash Memory P...

Страница 15: ...Upper Amp PCB channels 1 and 2 Lower Amp PCB channels 3 and 4 Item Number Description Part Number Qty Note 1 INSULATOR CER AL OX TO 247 260607 8 2 HEATSINK AL 4 84 X 3 4 259112 1 3 SCREW 6 32 PH INT S...

Страница 16: ...3 562 OHM 0805 1 10W 1 133625 5620 4 R124 562 OHM 0805 1 10W 1 133625 5620 4 R125 562 OHM 0805 1 10W 1 133625 5620 4 R126 562 OHM 0805 1 10W 1 133625 5620 4 R127 562 OHM 0805 1 10W 1 133625 5620 4 R12...

Страница 17: ...0W 1 133625 1002 4 R247 11 0K 0805 1 10W 1 133625 1102 4 R248 43 2K 0805 1 10W 1 133625 4322 4 R250 49 9K 0805 1 10W 1 133625 4992 4 R251 15 0K 0805 1 10W 1 133625 1502 4 R252 15 0K 0805 1 10W 1 13362...

Страница 18: ...4 R313 9 09K 0805 1 10W 1 133625 9091 4 R314 100K 0805 1 10W 1 133625 1003 4 R315 100 OHM 0805 1 10W 1 133625 1000 4 R316 100K 0805 1 10W 1 133625 1003 4 R317 100 OHM 0805 1 10W 1 133625 1000 4 R318...

Страница 19: ...0805 1 10W 1 133625 1271 4 R522 5 49K 0805 1 10W 1 133625 5491 4 R523 2 00K 0805 1 10W 1 133625 2001 4 R524 2 00K 0805 1 10W 1 133625 2001 4 R525 182 OHM 3ES 0805 1 10W 1 133625 1820 4 R526 7 87K 0805...

Страница 20: ...002 4 R584 47 5K 0805 1 10W 1 133625 4752 4 R585 301 OHM 0805 1 10W 1 133625 3010 4 R586 301 OHM 0805 1 10W 1 133625 3010 4 R587 301 OHM 0805 1 10W 1 133625 3010 4 R588 301 OHM 0805 1 10W 1 133625 301...

Страница 21: ...10W 1 133625 1004 4 R653 1 10K 0805 1 10W 1 133625 1101 4 R654 1 00K 0805 1 10W 1 133625 1001 4 R658 22 6K 0805 1 10W 1 133625 2262 4 R659 22 6K 0805 1 10W 1 133625 2262 4 R660 5 49K 0805 1 10W 1 1336...

Страница 22: ...33625 3012 4 R706 49 9K 0805 1 10W 1 133625 4992 4 R707 10 0K 0805 1 10W 1 133625 1002 4 R708 43 2K 0805 1 10W 1 133625 4322 4 R709 11 0K 0805 1 10W 1 133625 1102 4 R710 49 9K 0805 1 10W 1 133625 4992...

Страница 23: ...4 R759 9 09K 0805 1 10W 1 133625 9091 4 R760 10 0K 0805 1 10W 1 133625 1002 4 R761 1 10K 0805 1 10W 1 133625 1101 4 R762 24 9K 0805 1 10W 1 133625 2492 4 R763 4 99K 0805 1 10W 1 133625 4991 4 R764 3...

Страница 24: ...100E 4 C107 10uF EL 85C 25V 20 177902 100E 4 C108 1uF 0805 X7R 25V 10 181264 104 4 C109 33uF 0805 X7RSM 16V 5 196995 334 4 C110 33uF 0805 X7RSM 16V 5 196995 334 4 C111 1uF 0805 X7R 25V 10 181264 104...

Страница 25: ...0V 5 133622 330 4 C248 330MF EL SMD 6 0MM 25V 20 258166 331E 4 C250 1000pF 0805 COG 50V 5 133622 102 4 C251 100pF 0805 COG 50V 5 133622 101 4 C252 2 2uF EL SMD 85C 35V 20 177902 2R2V 4 C253 1uF 0805 X...

Страница 26: ...L 85C 25V 20 177902 100E 4 C404 10uF EL 85C 25V 20 177902 100E 4 C405 1000pF 0805 COG 50V 5 133622 102 4 C406 1000pF 0805 COG 50V 5 133622 102 4 C407 1uF 0805 X7R 25V 10 181264 104 4 C408 10uF EL 85C...

Страница 27: ...805 X7R 25V 10 181264 104 4 C539 1uF 0805 X7R 25V 10 181264 104 4 C541 1uF 0805 X7R 25V 10 181264 104 4 C542 1uF 0805 X7R 25V 10 181264 104 4 C545 1uF 0805 X7R 25V 10 181264 104 4 C547 1uF 0805 X7R 25...

Страница 28: ...902 2R2V 4 C597 1000pF 0805 COG 50V 5 133622 102 4 C598 2 2uF EL SMD 85C 35V 20 177902 2R2V 4 C599 2 2uF EL SMD 85C 35V 20 177902 2R2V 4 C601 1000pF 0805 COG 50V 5 133622 102 4 C602 1uF 0805 X7R 25V 1...

Страница 29: ...805 X7R 25V 10 181264 104 4 C653 1uF 0805 X7R 25V 10 181264 104 4 C654 1uF 0805 X7R 25V 10 181264 104 4 C655 1uF 0805 X7R 25V 10 181264 104 4 C656 01uF 0805 X7R 50V 10 133623 103 4 C657 01uF 0805 X7R...

Страница 30: ...2 2R2V 4 C699 2 2uF EL SMD 85C 35V 20 177902 2R2V 4 C700 3300pF 0805 X7R 50V 10 133623 332 4 C701 1uF 0805 X7R 25V 10 181264 104 4 C702 100uF EL SMD 105C 25V 20 255071 101E 4 C703 1uF 0805 X7R 25V 10...

Страница 31: ...R 50V 10 133623 103 4 C739 01uF 0805 X7R 50V 10 133623 103 4 C740 01uF 0805 X7R 50V 10 133623 103 4 C741 01uF 0805 X7R 50V 10 133623 103 4 C742 33pF 0805 COG 50V 5 133622 330 4 C743 33pF 0805 COG 50V...

Страница 32: ...616 001 4 D201 BAV99 SOT23 147239 4 D203 SMT S1A 178380 1 4 D204 BAV99 SOT23 147239 4 D206 BAV99 SOT23 147239 4 D207 BAV99 SOT23 147239 4 D208 BAV99 SOT23 147239 4 D210 BAV99 SOT23 147239 4 D212 BAV99...

Страница 33: ...esignator Description Part Number Note U101 SCHMIT TRIG INV 74HC14 SO14 260624 4 U102 SHIFT REG W LTCH 8 BIT 74HC595 258171 4 U103 SHIFT REG W LTCH 8 BIT 74HC595 258171 4 U104 SHIFT REG W LTCH 8 BIT 7...

Страница 34: ...45 90JC 4 U517 DSP TQFP 144 DSP56362 260650 4 U518 RAM STAT 32K X 8 CY7C199 260649 4 U519 LATCH D OCT 74ACT573 SOIC20 260629 4 U520 MICRO 80C251 PLCC 44 260648 4 U521 2 INPUT NOR GATE X 4 74HC02 26064...

Страница 35: ...2 187504 4 BKT2 SCREW TERM PCB HORIZ 6 32 187504 4 BKT3 SCREW TERM PCB HORIZ 6 32 187504 4 BKT4 SCREW TERM PCB HORIZ 6 32 187504 4 BKT5 SCREW TERM PCB HORIZ 6 32 187504 4 BKT6 SCREW TERM PCB HORIZ 6 3...

Страница 36: ...401 JACK MODULAR DUAL RJ45 PCB MT 260625 4 JR402 JACK MODULAR DUAL RJ45 PCB MT 260625 4 P501 HEADER MALE X2 VERT 1SP 14 PIN 260636 14 4 SW101 SWITCH SPST 12MM PCB MT W CAP 260580 CB 4 W U516 SOCKET SU...

Страница 37: ...133625 1002 4 R20 2 00K 0805 1 10W 1 133625 2001 4 R21 10 0K 0805 1 10W 1 133625 1002 4 R22 200K 1206 1 4W 1 260585 2003 4 R23 10 0K 0805 1 10W 1 133625 1002 4 R24 1 00K 0805 1 10W 1 133625 1001 4 R25...

Страница 38: ...1 10W 1 133625 1002 4 R66 20 0K 0805 1 10W 1 133625 2002 4 R67 20 0K 0805 1 10W 1 133625 2002 4 R68 10 0K 0805 1 10W 1 133625 1002 4 R69 10 0K 0805 1 10W 1 133625 1002 4 R70 2 00K 0805 1 10W 1 133625...

Страница 39: ...0586 3922 4 R112 20 0K 2512 1W 5 181895 2002 4 R113 301 OHM 0805 1 10W 1 133625 3010 4 R114 1 00K 0805 1 10W 1 133625 1001 4 R115 1 00K 0805 1 10W 1 133625 1001 4 R116 2 00K 0805 1 10W 1 133625 2001 4...

Страница 40: ...W 1 133625 1002 4 R158 20 0K 0805 1 10W 1 133625 2002 4 R159 20 0K 0805 1 10W 1 133625 2002 4 R160 10 0K 0805 1 10W 1 133625 1002 4 R161 10 0K 0805 1 10W 1 133625 1002 4 R162 2 00K 0805 1 10W 1 133625...

Страница 41: ...2K 2512 1W 1 260586 3922 4 R204 20 0K 2512 1W 5 181895 2002 4 R205 301 OHM 0805 1 10W 1 133625 3010 4 R206 1 00K 0805 1 10W 1 133625 1001 4 R207 10 OHM 2512 1W 5 181895 10R0 4 R208 10 OHM 2512 1W 5 1...

Страница 42: ...W VERT MT 5 260595 330J 4 R248 33 OHM WW 5W VERT MT 5 260595 330J 4 R249 1 00K 0805 1 10W 1 133625 1001 4 R250 1 00K 0805 1 10W 1 133625 1001 4 R251 1 00K 0805 1 10W 1 133625 1001 4 R252 1 00K 0805 1...

Страница 43: ...5V 20 256772 331V 4 C20 330uF EL SMD 105C 35V 20 256772 331V 4 C21 47uF EL 5 5MM 16V 20 177902 470C 4 C22 47uF EL 5 5MM 16V 20 177902 470C 4 C23 47uF EL 85C 250V 260555 470EE 4 C24 47uF EL 85C 250V 26...

Страница 44: ...EL 85C 50V 20 177902 010H 4 C67 1uF EL 85C 50V 20 177902 010H 4 C68 1uF EL 85C 50V 20 177902 010H 4 C69 1uF EL 85C 50V 20 177902 010H 4 C70 1 0uF EL BP 85C 50V 20 259549 1R0H 4 C71 1 0uF EL BP 85C 50V...

Страница 45: ...13 0 1uF 0805 X7R 50V 133623 104 4 C114 47uF 0805 X7RSM 15V 5 196995 474 4 C115 47uF 0805 X7RSM 15V 5 196995 474 4 C116 1uF EL 85C 50V 20 177902 010H 4 C117 1uF EL 85C 50V 20 177902 010H 4 C118 1uF EL...

Страница 46: ...erence Designator Description Part Number Note L1 OTPT VERT MT 33uH 8A 258207 330 4 L2 OTPT VERT MT 33uH 8A 258207 330 4 L3 OTPT VERT MT 33uH 8A 258207 330 4 L4 OTPT VERT MT 33uH 8A 258207 330 4 L5 SM...

Страница 47: ...35 BAV99 SOT23 147239 4 D36 FAST REC 400V SMB 260672 4 D37 FAST REC 400V SMB 260672 4 D38 FAST REC 400V SMB 260672 4 D39 FAST REC 400V SMB 260672 4 D40 FAST RECOVERY BAV21W 7 191454 251 4 D41 FAST REC...

Страница 48: ...23 147239 4 D81 SOD123 1N4148W 257662 4 D82 SOD123 1N4148W 257662 4 D83 SOD123 1N4148W 257662 4 D84 SOD123 1N4148W 257662 4 D85 ZEN SOD 123 5W 5 4 3V 174265 5229 4 D86 ZEN SOD 123 5W 5 4 3V 174265 522...

Страница 49: ...4 A11 DIF LINE RCVR SSM2143 SOIC8 260676 4 A12 QUAD OP AMP TLO74D SOIC 186112 4 A13 QUAD OP AMP TLO74D SOIC 186112 4 A14 QUAD OP AMP TLO74D SOIC 186112 4 U1 ASSY HTSINK W CLIP TPSW 245 260534 5 4 U2 H...

Страница 50: ...T BLO 5 X 20MM 250V 6 3A 195574 06300 3 F5 FUSE FAST BLO 5 X 20 250V CART 1A 260539 01000 3 F6 FUSE FAST BLO 5 X 20 250V CART 1A 260539 01000 3 J2 JUMPER CHIP 124896 4 J4 JUMPER CHIP 124896 4 JP1 CONN...

Страница 51: ...0620 02 4 SW1 SWITCH DPDT 5A RT ANGLE SLIDE 187480 3 TR1 XFMR FLYBACK 4 OUTPUT VERT 260671 4 TR2 XFMR FLYBACK SINGLE OUTPUT 260670 4 W U10 SOCKET 100SP X 8 5MM 1 X 8 260652 A08F 4 W U18 SOCKET 100SP X...

Страница 52: ...10W 1 4720 4992 J 4 R16 4 7K RMG 1206 1 8W 1 4721 472A 6 4 R17 301 OHM RMG 0805 1 10W 1 4720 3010 J 4 R18 10K RMG 0805 1 10W 1 4720 103A J 4 R19 10K RMG 0805 1 10W 1 4720 103A J 4 R20 2K RMG 0805 1 10...

Страница 53: ...A J 4 R67 20K RMG 0805 1 10W 1 4720 203A J 4 R68 10K RMG 0805 1 10W 1 4720 103A J 4 R69 10K RMG 0805 1 10W 1 4720 103A J 4 R70 2K RMG 0805 1 10W 1 4720 202A J 4 R71 10K RMG 0805 1 10W 1 4720 103A J 4...

Страница 54: ...991 J 4 R118 10K RMG 0805 1 10W 1 4720 103A J 4 R119 10K RMG 0805 1 10W 1 4720 103A J 4 R120 4 99K RMG 0805 1 10W 1 4720 4991 J 4 R121 4 99K RMG 0805 1 10W 1 4720 4991 J 4 R122 1K RMG 0805 1 10W 1 472...

Страница 55: ...R168 10K RMG 0805 1 10W 1 4720 103A J 4 R170 10K RMG 0805 1 10W 1 4720 103A J 4 R171 200K RMG 0805 1 10W 1 4720 204A J 4 R172 200K RMG 0805 1 10W 1 4720 204A J 4 R173 200K RMG 0805 1 10W 1 4720 204A J...

Страница 56: ...4 R220 10K RMG 0805 1 10W 1 4720 103A J 4 R221 10K RMG 0805 1 10W 1 4720 103A J 4 R222 10K RMG 0805 1 10W 1 4720 103A J 4 R223 39 2K RMG 2512 1W 1 4728 3922 3 4 R224 39 2K RMG 2512 1W 1 4728 3922 3 4...

Страница 57: ...G 0805 1 10W 1 4720 102A J 4 R267 1K RMG 0805 1 10W 1 4720 102A J 4 R268 1K RMG 0805 1 10W 1 4720 102A J 4 R269 20K RMG 0805 1 10W 1 4720 203A J 4 R270 20K RMG 0805 1 10W 1 4720 203A J 4 R271 20K RMG...

Страница 58: ...4 R416 20K RMG 0805 1 10W 1 4720 203A J 4 R417 4 7K RMG 0805 1 10W 1 4720 472A J 4 R418 16 OHM RMG 2512 1W 5 4728 160J 3 4 R419 1K RMG 0805 1 10W 1 4720 102A J 4 R420 5 1M RMG 0805 1 10W 1 4720 515A J...

Страница 59: ...27 10uF CE 35V 20 5 3X5 4 SMD 157Q 106M 3 JJC 4 C28 10uF CE 35V 20 5 3X5 4 SMD 157Q 106M 3 JJC 4 C29 10uF CE 35V 20 5 3X5 4 SMD 157Q 106M 3 JJC 4 C30 10uF CE 35V 20 5 3X5 4 SMD 157Q 106M 3 JJC 4 C31 1...

Страница 60: ...GJ 4 C68 1uF CE 50V 20 SM 4X5 4 157F 105M 3 GJ 4 C69 1uF CE 50V 20 SM 4X5 4 157F 105M 3 GJ 4 C74 47uF CE 6 3V 20 5 3X6 3 SMD 157B 476M 3 JLC 4 C75 10uF CE 35V 20 5 3X5 4 SMD 157Q 106M 3 JJC 4 C76 10u...

Страница 61: ...3 GJ 4 C118 1uF CE 50V 20 SM 4X5 4 157F 105M 3 GJ 4 C119 1uF CE 50V 20 SM 4X5 4 157F 105M 3 GJ 4 C122 1uF CE 50V 20 4X5 5 SMD 157F 105M 3 GJC 4 C123 1uF CE 50V 20 4X5 5 SMD 157F 105M 3 GJC 4 C124 47uF...

Страница 62: ...102K J BD 4 C165 1000pF CC 1206 630V 10 150R 102K J BD 4 C166 1000pF CC 1206 630V 10 150R 102K J BD 4 C167 1000pF CC 1206 630V 10 150R 102K J BD 4 C350 0 1uF CC 0805 50V 10 1 2X2 0 150F 104K J BD 4 C3...

Страница 63: ...HOKE 3 3uH 20 5A 14X10X6 SMD 1806 3950 0 4 L7 CHOKE 3 3uH 20 5A 14X10X6 SMD 1806 3950 0 4 L8 CHOKE 3 3uH 20 5A 14X10X6 SMD 1806 3950 0 4 L200 TRANSFORMER CURRENT 180V 20A SMD PA1005 060 PULSE 1806 397...

Страница 64: ...C 400V 1A DO 214AA SMD 480U F1G0 3 4 D19 UF1G FAST REC 400V 1A DO 214AA SMD 480U F1G0 3 4 D20 UF1G FAST REC 400V 1A DO 214AA SMD 480U F1G0 3 4 D21 BAV99 SOT23 PHILIPS 4840 8970 3 4 D22 1A 50V S1A DO 2...

Страница 65: ...5V18 3 4 D77 ZEN 1 2W 5V1 MMSZ5231B SOD 123 SMD 4837 5V18 3 4 D78 ZEN 1 2W 5V1 MMSZ5231B SOD 123 SMD 4837 5V18 3 4 D79 ZEN 1 2W 5V1 MMSZ5231B SOD 123 SMD 4837 5V18 3 4 D80 BAV99 SOT23 PHILIPS 4840 89...

Страница 66: ...4LT1G NPN 4860 3490 3 4 Q4 MMBTA92 PNP SOT23 KEC 4860 5360 3 4 Q5 MMBT3906LT1G SMD 4860 1980 3 4 Q7 MMBT3904LT1G NPN 4860 3490 3 4 Q9 MMBT3904LT1G NPN 4860 3490 3 4 Q10 N CH STW20NM50FD 20A 500V TO 24...

Страница 67: ...601 0 4 U11 VOLT REG 12V L7812ACD2T D2PAK ST 3132 4011 0 4 U12 TEMP SENS LM34DZ TO 92 RLT NATIONAL 3132 4021 0 4 U13 VOLT REG 15V NJM79L15UA SOT89 JRC 3132 3671 0 4 U14 PIC16LF873A I SOG MICRO 3132 14...

Страница 68: ...120 0040 0 3 4 F5 FUSE 1A 250V 5X20MM UL CSA PSE VDE 5120 1070 0 3 4 F6 FUSE 1A 250V 5X20MM UL CSA PSE VDE 5120 1070 0 3 4 GRAY TERMINAL OUTPUT 4132 1551 0 4 J2 0 OHM RMG 1206 1 8W 1 4721 000J 6 4 J4...

Страница 69: ...941 0 12 SW2 SW POWER DPDT 250V 10A SL14 22AM 5200 4942 0 3 4 SW3 SW POWER DPDT 250V 10A SL14 22AM 5200 4942 0 3 4 TR1 TRANSFORMER POWER TS EER28 1806 3953 0 3 4 TR2 TRANSFORMER TS EE16POWER 1806 3952...

Страница 70: ...16W 1 0603 4723 1071 P 4 R105 1 0K RMG 0603 1 16W 5 4723 000J P R 4 R106 1K RMG 1 16W 1 0603 1608 4723 102A P 4 R107 1 07K RMG 1 16W 1 0603 4723 1071 P 4 R110 1K RMG 1 16W 1 0603 1608 4723 102A P 4 R...

Страница 71: ...4 C201 47pF CC 50V 5 0603 1x2 150F 470J P AC 4 C202 0 1uF CC 50V 5 0603 150F 104J P AC 4 C203 1uF CC 50V 10 0805 150F 105K J BD 4 C204 1uF CC 50V 10 0805 150F 105K J BD 4 C205 0 01uF CC 50V 5 0603 150...

Страница 72: ...MMT558 SOT 23 SMD ZETEX 485T 5580 3 4 Q201 PNP FMMT558 SOT 23 SMD ZETEX 485T 5580 3 4 Integrated Circuits Reference Designator Description Vendor Part Number Note U1 CLASS T CONTROLLER TCA2002 SO 28 T...

Страница 73: ...ve the six screws 18 that secure the DSP User Interface 19C Wall Plate Sense PCB 19B and the Auto Volume PCB 19A to the rear panel 4 3 Remove the two standoffs 17 that secure the RS232 connector to th...

Страница 74: ...heir original positions if possible as this will aid re assembly 7 Lower Power Amplifier Removal Note The Lower Power Amp PCB contains the circuitry for channels 3 and 4 as well as the power supply co...

Страница 75: ...to try to determine the nature of the failure The amplifier will be put into a known state for test by first updating the unit s microcode using the Bose Installer program This resets the unit sets th...

Страница 76: ...the Input EQ controls for one of the four input channels Displays the Page Set Up controls for line 4 Displays the Source Assign controls for one of the four channels Displays the Auto Volume controls...

Страница 77: ...nected from AC mains and the power switch in the OFF position use an Ohmmeter to measure a short across the output relays for all four amplifier outputs Measure at the following points Zone 1 speaker...

Страница 78: ...asure At Reference Designator Value pins open Value pins shorted Wallplate 1 J401A Pin 1 5 VDC 5 4 2 4 6 VDC 5 Wallplate 2 J401B Pin 1 5 VDC 5 4 2 4 6 VDC 5 Wallplate 3 J402A Pin 1 5 VDC 5 4 2 4 6 VDC...

Страница 79: ...ge level is now 12 VDC 5 7 Override Direct input Test 7 1 Apply a 1 kHz 1 Vrms 0dBV input to the Direct In Control jack at pins 1 and 2 J503 Hold J503 Pin 4 open and verify that no signal is present a...

Страница 80: ...steps 9 1 to 9 3 for the Zone 2 3 and 4 outputs 10 Code Revision Level Check This test displays the code revision levels for the various microcontrollers used in the E4 II amplifier This will tell the...

Страница 81: ...AUDIO SOURCES 1 2 3 4 DIRECT INPUT STANDBY STANDBY Unlit SYSTEM STATUS Green AMP OUTPUTS Unlit or Green AUDIO SOURCES Unlit Amber or Green DIRECT INPUT Unlit AMP OUTPUTS 1 2 3 4 SYSTEM STATUS AUDIO S...

Страница 82: ...overdriving the output To make sure an output transformer is not being saturated check to see if the correct loudspeaker EQ setting is selected If none of these actions solve the problem read the inst...

Страница 83: ...STATUS AUDIO SOURCES 1 2 3 4 DIRECT INPUT STANDBY STANDY SYSTEM LEDs are off AC power is on Is E4 unit plugged into an AC source Plug the E4 unit into an AC receptacle No Yes Set E4 POWER switch to O...

Страница 84: ...troller flash test section Peripheral controller The peripheral controller monitors contact closures front panel connections and user interface con nections for incoming event messages Any failures in...

Страница 85: ...eep mode high frequency sense fault and retry fault Output Status The status of the amplifier output at the time of the alarm Possible status messages are amplifier module muted and speaker relay off...

Страница 86: ...placing the E4 Series II in standby mode You can check that the power has been removed from the unit or that you experienced a power dropout Sleep Mode The host microcontroller has told the amplifier...

Страница 87: ...turn the POWER switch to ON Then press STANDBY on the front panel Reconnect one cable at a time and check the Error Log Common Problems Communications port error When you receive the communications po...

Страница 88: ...Using a voltmeter check for a voltage drop in the power line when amplifier is being driven ex cessively hard See amplifier fault troubleshooting section for course of action Is AMP OUTPUT indicator...

Страница 89: ...unnatural Verify that the correct Speaker EQ is selected in the Installer soft ware for that zone Verify that the speakers are wired in phase Check the rear panel mark ings No Yes Reduce the input ga...

Страница 90: ...wer switch is on Its purpose is to supply approximately 9 volts locally regulated to 5 volts to several microprocessors and other circuitry These microprocessors respond to turn on stimuli i e power u...

Страница 91: ...ly with two circuit boards mounted to it back to back The upper PCB contains amplifier circuitry for output zones chan nels 1 and 2 the lower PCB contains amplifier circuitry for output zones 3 and 4...

Страница 92: ...ain rail voltages that are too high or too low will cause the module to shut down very quickly and output a logic 1 on the module s Fault pin Protection PIC microcontroller U14 monitors amplifier func...

Страница 93: ...owing signals for measurement via the MPX A D section via voltage across R91 Amplifier input voltage Amplifier output voltage Amplifier output current To provide repeatable reliable measurements the t...

Страница 94: ...rds and each except the flash card contains its own regula tors The DSP board contains the 56K DSP and the 80C251 host processor along with its subordinate PIC processor for peripheral control This bo...

Страница 95: ...peripheral controller to extend the I O capacity of the U520 The host communicates with it over the I2 C bus along with the real time clock U523 and the USB bus interface U106 that is mounted on the...

Страница 96: ...iers to the direct input while also signaling the PIC to inform the host that an override is occurring The four switchable amplifiers drive the power amplifier inputs from the selected input signal pa...

Страница 97: ...LEDs on the wall plates In addition there are connectors and passive protection components for the music on hold output the line 4 expan sion output and its associated control line and the control in...

Страница 98: ...rica Japan Europe Australia Multi Zone Paging Interface provides selection of individual zone all page and page initiation Page UI North America Japan PC030103 Page UI Europe Australia PC030104 North...

Страница 99: ...99 Figure 6 DSP PCB Assembly Component Layout Figure 5 Flash Memory PCB Component Layout...

Страница 100: ...100 Figure 7 Wallplate Sense PCB Assembly Component Layout Figure 9 Front Panel Display PCB Assembly Component Layout Figure 8 Mic Sense PCB Assembly Component Layout...

Страница 101: ...101 Figure 10 E4 Series II Upper and Lower Amplifier PCB Assembly Component Layout...

Страница 102: ...102 Figure 11 FS 4400 Upper Amplifier PCB Top Etch and Component Layout...

Страница 103: ...103 Figure 12 FS 4400 Upper Amplifier PCB Bottom Etch and Component Layout...

Страница 104: ...104 Figure 13 FS 4400 Lower Amplifier PCB Top Etch and Component Layout...

Страница 105: ...105 Figure 14 FS 4400 Lower Amplifier PCB Bottom Etch and Component Layout...

Страница 106: ...large ribbon cable from the DSP PCB Remove the three screws that secure the amplifier module to the chassis standoffs Remove the four screws that secure the amplifier module to the chassis rear panel...

Страница 107: ...at J510 on the DSP PCB Remove the six screws that secure the DSP Wall Plate Sense and Auto Volume PCBs to the rear panel Remove the two standoffs that secure the RS232 connector Remove the two screws...

Страница 108: ...ages Affected 11 04 00 Document released at revision 00 Service manual initial release All 3 08 01 Added instructions for use of FS 4400 amplifier module Added expanded test procedures Added BOM for F...

Страница 109: ...SPECIFICATIONS AND FEATURES SUBJECT TO CHANGE WITHOUT NOTICE Bose Corporation The Mountain Framingham Massachusetts USA 01701 P N 278977 SM Rev 01 3 2008 P http serviceops bose com...

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