Bose Lifestyle CD5 Series I Service Manual Download

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CD5 VOLTAGES AND WAVEFORMS

Power Supply Section Voltages (Reference Designators 0-99)

Node

Voltages

Units

Test Condition

Min.

Typical

Max.

P1 pin 1 (AC power
in)

13.0

VRMS

FM on

D1 Cathode

14.5

VDC

FM on

C3+ (+10V supply)

9.4

10.3

VDC

FM on

C3+ (+10V supply)

0.0

VDC

Unit off

D2 Anode

-17.9

VDC

FM on

C8- (-12V supply)

-12.8

-12.0

-11.2

VDC

FM on

C8- (-12V supply)

0.0

VDC

FM on

C4+

0.0

VDC

Unit off

D6 Cathode (M+
supply)

14.25

VDC

FM on

D3 Cathode

11.5

13.6

14.8

VDC

FM on

C10+ (+8V supply)

7.5

8.0

8.5

VDC

FM on

D4 Cathode

9.2

10.4

12.4

VDC

FM on

C12+ (+5V supply)

4.7

5.0

5.3

VDC

FM on

D9 Anode (-24V
supply)

-26.5

-24.5

-22.3

VDC

FM on

C18- (VFD heater)

-15.3

VDC

FM on

C19- (VFD heater)

-15.3

VDC

FM on

Across VFD heater

2.6

4.3

VRMS

FM on

Audio Section Voltages (Reference Designators 100-299)

Remote Control Voltages

Node

Voltages

Units

Test Condition

Min.

Typical

Max.

Q1 C

4.50

VDC

Button pressed

Q1 C

0.00

VDC

Remote off

Q3 C

0.00

VDC

Remote off

Q4 B

1.25

VDC

Button pressed

Q4 E

.62

VDC

Button pressed

Node

Voltages

Units

Test Condition

Min.

Typical

Max.

J8 pin 8

-10.7

VDC

FM on

J8 pin 8

+4.9

VDC

Unit off

J8 pin 6

-10.7

VDC

A unmuted

J8 pin 6

+4.9

VDC

A muted

J8 pin 7

-10.7

VDC

B unmuted

J8 pin 7

+4.9

VDC

B muted

Summary of Contents for Lifestyle CD5 Series I

Page 1: ...e first series CD5 can be distinguished from the later CD5V and CD5VII by the serial number label located on the bottom of the unit The CD5 will not have a V on the serial number label the CD5V will h...

Page 2: ...d 22 RC5 Disassembly Assembly Procedures 23 Figure 8 Remote Control Assembly Exploded View 23 Test Procedures 24 26 Figure 9 AM Test Setup 26 Figure 10 Audio PCB Test Section 26 CD Test Procedures 27...

Page 3: ...the outlet and repeat the test ANY MEASUREMENTS NOT WITHIN THE LIMITS SPECIFIED HEREIN INDICATE A POTENTIAL SHOCK HAZARD THAT MUST BE ELIMI NATED BEFORE RETURNING THE UNIT TO THE CUSTOMER B Insulation...

Page 4: ...ortion 0 02 THD 1kHz 2Vrms S N Ratio 105dB A weighted max volume Headphone Output 32 45mW max output Channel Separation 70dB Muting A B outputs 80dB Max Output Level 5Vrms 1kHz THD 12 FM Electrical An...

Page 5: ...ss 8x over sampling dual 16 bit D A conversion Maximum Output Level 4V THD N 0 05 1kHz 0dB S N Ratio 100dB A weighted Channel Separation 50dB 1kHz Frequency Response 0 5dB 20Hz 20kHz Dynamic Range 90d...

Page 6: ...5 Figure 1 CD5 Block Diagram Sheet 1 of 2...

Page 7: ...6 Figure 2 CD5 Block Diagram Sheet 2 of 2...

Page 8: ...The extent to which a player can successfully play less than perfect discs Play ability is measured with special test discs playability discs that contain certain types of de fects and problems Playa...

Page 9: ...ent results in poor track access and longer access times Tracking Offset The DC offset voltage present at the output of the tracking servo in the absence of any input signal For best results the offse...

Page 10: ...the disc can start rotating If the player fails to achieve focus it will retry This occurs four times in the CD5 before it gives up and indicates no disc by lighting up the disc icon in the display T...

Page 11: ...or servo errors and pro cesses user information commands door open etc CLV Servo The circuit that keeps the disc rotating at a constant linear velocity Focus Servo The circuit that keeps the optical p...

Page 12: ...he RF amplifier in the ASP Vref2 The unbuffered reference voltage used by the servos in the ASP Vref3 The buffered reference voltage used by servos in the ASP List of Abbreviations ASP Analog Signal P...

Page 13: ...issipation of their respec tive regulators VR2 and VR3 normally run quite hot to the touch R8 D6 and C13 form an unregulated supply M that is used by the CD drive electronics C14 D7 D8 and C15 form a...

Page 14: ...ned above U402 also performs several miscellaneous tasks The bipolar power supply for the audio circuits 1OV 12V is turned on and off by U402 pin 19 power Both supplies are turned on when this line is...

Page 15: ...er and servo control circuits U502 performs EFM demodulation CIRC decoding and outputs the digital audio to U506 It also extracts the subcode Q information track time etc and con trols U501 during tra...

Page 16: ...es the laser power by monitoring the MD input P502 3 This signal is compared to a reference to generate the proper drive signal on LDD U501 pin 74 This signal biases Q501 Q501 drives the laser diode o...

Page 17: ...10 7MHz ceramic filter CF302 The filter s output is amplified by the IF gain stage This stage consists of Q307 Q308 and their associ ated components The signal is then passed through a second ceramic...

Page 18: ...rticular frequency The PLL reference oscillator originates from 7 2MHz crystal X301 This frequency is divided down to 400KHz U302 pin 7 U302 divides down the local oscillator frequencies and compares...

Page 19: ...18 See Figure 6 for a side view of this assembly Figure 3 Labelled Exploded View...

Page 20: ...f the mechanism is required DISASSEMBLY ASSEMBLY PROCEDURES 1 Left Cover Assembly Removal Note Refer to Figures 3 and 5 for Proce dures 1 and 2 1 1 Remove the two screws 18A that secure the left cover...

Page 21: ...6 Replace the door right cover assembly Procedure 4 and left cover assembly Procedure 2 7 Digital PCB Removal Note Refer to Figures 3 and 7 for Proce dures 7 and 8 7 1 Remove the left cover assembly...

Page 22: ...ections are routed properly See Figure 7 and procedure 6 note 10 4 Replace the Digital PCB Procedure 8 the door right cover assembly Proce dure 4 and the left cover assembly Pro cedure 2 11 Headphone...

Page 23: ...2 Figure 5 Back Panel with Tab Locations Hooks onto front of console Figure 6 Right Cover Assembly side view Figure 7 Base Assembly top view with covers removed Tab that fits into cutouts on back pane...

Page 24: ...release the rest of the catches 2 Enclosure Assembly 2 1 Lower the bottom cover 3 onto the top cover 4 so that the bottom cover s lip fits over the top cover Figure 8 Remote Control Assembly Exploded...

Page 25: ...TAPE VIDEO and right AUX inputs 2 4 Measure the outputs according to the following table 2 5 Repeat this test for the right channel Note This test is the same for the VIDEO input Apply a 500mVrms 1kH...

Page 26: ...erator to 31dBf 3 2 Rotate R334 counterclockwise until the voltage at U301 pin 21 drops below 2 5Vdc Then rotate R334 clockwise until the voltage goes above 2 5Vdc Note The correct adjustment is at th...

Page 27: ...GNAL GENERATOR 60cm TEST LOOP PLAN VIEW SIDE VIEW Figure 10 Audio PCB Test Section TEST PROCEDURES 1 2 Reference a dB meter to the Fixed level output 1 3 Shut off the modulation and measure the noise...

Page 28: ...Load the YEDS 18 test disc select CD S413 and play track 2 4 4 Adjust R510 until the meter reads between 440 to 500mVrms CD ALIGNMENT PROCEDURES WITH FIXTURE Note Some of these procedures require the...

Page 29: ...d play track 2 5 3 Adjust R527 until the meter reads between 380 to 420mVrms 6 Tracking Offset Readjustment 6 1 Refer to procedure 2 and readjust if necessary CD TEST PROCEDURES ADV T O E F TG FG P 5...

Page 30: ...29 Figure 12 Passive Filter Network and Test Setup...

Page 31: ...test 2 4 Adjust R511 until the meter reads between 7 to 17mVdc 3 E F Balance Note The test disc is required for this test Construct the filter indicated in Figure 12 and connect it to P504 pin 4 TEAO...

Page 32: ...the CD and confirm that there are no mechanical scraping sounds 1 3 Access track 16 again and confirm that it plays properly 2 Eccentricity 2 1 Insert Abex test disc TCD 714R equivalent test disc mus...

Page 33: ...32 Figure 13 Digital PCB Adjustment Locations...

Page 34: ...Electrical Parts List 3 This part is critical for safety purposes Failure to use a substitute replacement with the same safety characteristics as the recommended replacement part might create shock fi...

Page 35: ...3449 10 PCB Assembly 120V PCB Assembly 220V PCB Assembly 120V 220V 146075 101A 146075 201A 146075 601A 1 2 4 11 CD Mechanism CD90V1 W APC 146074 12 Cover CD Mechanism 148787 13 Screw Tapp 2 x 6 mm PAN...

Page 36: ...35 Figure 14 Exploded View...

Page 37: ...Part Number Note 1 PCB ASSY RMT CNTRL RC 5A 194387 1 2 2 MAT SWITCH CD 5 146088 3 COVER BOTTOM CD 5 146089 4 COVER TOP CD 5 146090 5 DOOR BATTERY CD 5 146226 6 CONTACT BATTERY CONE 174001 7 CONTACT B...

Page 38: ...4W 52mm CF 121243 1212215 R10 75 5 1 4W 52mm CF 121243 1217505 R12 27 5 1 10W 0805 133626 2705 R101 102 201 202 9 76k 1 1 10W 0805 133625 9761 R103 203 588 592 1k 1 1 10W 0805 133625 1001 R104 105 20...

Page 39: ...3626 3325 Military 120 230V R145 302 307 504 565 2 2k 5 1 10W 0805 133626 2225 Eur UK Sing Aus R300 525 540 1 2k 5 1 10W 0805 133626 1225 R301 220 5 1 10W 0805 133626 2215 R305 310 313 507 2 7k 5 1 10...

Page 40: ...38 120k 5 1 10W 0805 133626 1245 R409 514 517 390k 5 1 10W 0805 133626 3945 R412 543 544 546 547 27k 5 1 10W 0805 133626 2735 R428 556 563 581 583 585 596 597 470 5 1 10W 0805 133626 4715 R506 527 Pot...

Page 41: ...C13 2200 F 20 25V 85 EL 149948 222E C3 4 7 8 10 12 20 114 214 310 345 10 F 20 50V 85 EL 149948 100H C5 100 107 112 207 212 313 336 412 413 523 100pF 5 50V COG 0805 133622 101 US Can Mil C6 470 F 20 25...

Page 42: ...F 20 50V 85 EL 149948 3R3H C304 307 0056 F 5 100V 85 Box 137127 562 Eur UK Sing Aus C304 307 0082 F 5 100V 85 Box 137127 822 US Can Mil C309 313 470pF 5 50V COG 0805 133622 471 Eur UK Sing Aus C309 4...

Page 43: ...622 120 C531 2 7pF 5 50V COG 0805 133622 2R7 C532 47 F 20 50V 85 EL 149947 R47H C536 033 F 10 50V X7R 0805 133623 333 C541 220pF 5 50V COG 0805 133622 221 C544 390pF 5 50V COG 0805 133622 391 C547 558...

Page 44: ...11 501 Bipolar P 40V 200mA SOT23 148596 Q402 404 Bipolar P 50V 100mA SOT23 146818 Integrated Circuits Reference Designator Description Part Number Note U101 Analog Switch TC9163N DIP28 146814 U102 507...

Page 45: ...12V Neg LM320LZ TO 92 147530 12 VR2 Regulator Voltage Pos 8V TO 92 171406 08 VR3 Regulator Voltage Pos 5V TO 92 171406 05 Inductors Ceramic Filter Reference Designator Description Part Number Note L1...

Page 46: ...Connector Header 12 pos 148591 12 J7B Cable 24 AWG 12 conductor 2 5 mm 3 148772 1203 J9A Connector Header 9 pos 148591 09 J9B Cable 24 AWG 9 conductor 2 5 mm 3 148772 0903 Reference Designator Descrip...

Page 47: ...nector Antenna F SCR Terminal 148586 US Can Mil J301 Connector Antenna PAL 171623 Eur UK Sing Aus J401 Connector Dual Stereo Mini 145310 P1 Connector Jack DC Power 147540 P401 Connector Header 3 pin 1...

Page 48: ...805 133626 1845 R16 560 5 1 10W 0805 133626 5615 R17 220k 5 1 10W 0805 133626 2245 R18 150k 5 1 10W 0805 133626 1545 R19 10k 5 1 10W 0805 133626 1035 R20 4 3k 5 1 10W 0805 133626 4325 Reference Design...

Page 49: ...22 561 C24 27pF 5 100V T2H 0805 147531 270 C26 1000pF 5 50V COG 0805 133622 102 TC1 2 7pF 100V NPO Trim Capacitor 148768 Z070 Reference Designator Description Part Number Note D2 4 5 Switch 75V 200mA...

Page 50: ...qty 171982 L2 5 6 9 10 H 160A 7 96Hz Axial 147563 100 L3 6 8 H 175A 7 96Hz Axial 147563 6R8 L4 1 2 H 260A 7 96Hz Axial 147563 1R2 L7 47 H 330A 25 2Hz Axial 147563 R47 L8 Bar antenna 1 15 H 5 148786 S...

Page 51: ...er 173201 4 Power Supply 120V US Can Power Supply 220V Eur Power Supply 230V UK Sing Power Supply 240V Aus 146225 146798 146799 146800 3 5 Batteries AA size 147538 6 Packing Insert Top 147539 7 Antenn...

Page 52: ...below to display PCB 1 Remove R408 120k C414 1uf R573 270k C547 1uf D502 2 Add a jumper wire from the hot side of S416 to hot side of S502 This wire should not be excessively long and should lay flat...

Page 53: ...sassembly assembly procedures to access the Digital PCB 2 Compare the PCB to the figure below If a piece of jumper buss wire is present from the VFD Support tab closest to pin 21 of U402 to the ground...

Page 54: ...lay Reason Improper voltage rating on C19 Solution Replace C19 with a 33uF 63V capacitor part number 149948 3301J The display dims on some units after the unit has been in use for a period of time Whe...

Page 55: ...nd check Q501 One or more of the unit s functions do not operate using controls on center but work with remote Defective switch Replace switch No remote control operation Remote control receiver not p...

Page 56: ...n D4 Cathode 9 2 10 4 12 4 VDC FM on C12 5V supply 4 7 5 0 5 3 VDC FM on D9 Anode 24V supply 26 5 24 5 22 3 VDC FM on C18 VFD heater 15 3 VDC FM on C19 VFD heater 15 3 VDC FM on Across VFD heater 2 6...

Page 57: ...Condition Min Typical Max Q301 E 4 3 VDC FM on Q301 C 6 9 VDC FM on Q302 E 4 3 VDC FM on Q302 C 6 9 VDC FM on C346 9 5 VDC FM on Q311 C FM B 10 2 VDC FM on Q308 E 3 3 VDC FM on Q308 C 8 6 VDC FM on Q...

Page 58: ...P502 Pin 1 LD 1 9 VDC CD on U505 pin 1 reset 4 8 VDC CD on U505 pin 23 door sw 4 8 VDC CD door closed U505 pin 23 door sw 0 2 VDC CD door open U502 pin 56 reset 4 9 VDC D504 Cathode 4 75 5 0 5 4 VDC...

Page 59: ...plitude Frequency Test Condition U301 pin 13 Sine 6 5 2 4 VPP 456KHz FM on U301 pin 29 Sine 2 3 0 9 VPP 1450KHz AM 1 MHz U301 pin 26 8 3 450KHz AM Sig in U301 pin 30 Sine 0 7 0 8 VPP 1450KHz AM 1 MHz...

Page 60: ...59 INTEGRATED CIRCUIT DIAGRAMS U1 Remote Transmitter U101 Analog Switch TC9163N U103 Volume Control TC9213P...

Page 61: ...60 U302 PLL Frequency Synthesizer LM7000 U301 AM FM Tuner LA1851N U2 Monostable Multivibrator CD4538 INTEGRATED CIRCUIT DIAGRAMS...

Page 62: ...61 T303 AM Front End Tuning Module INTEGRATED CIRCUIT DIAGRAMS TUNER FM Front End Module...

Page 63: ...62 U401 EEPROM 59C11 U403 VFD Driver MM58342 U503 U504 Motor Driver LA6531 INTEGRATED CIRCUIT DIAGRAMS...

Page 64: ...63 U402 Microcontroller 68HC05C12 INTEGRATED CIRCUIT DIAGRAMS...

Page 65: ...64 U501 ASP LA9210M INTEGRATED CIRCUIT DIAGRAMS...

Page 66: ...65 U502 DSP LC7867 INTEGRATED CIRCUIT DIAGRAMS...

Page 67: ...66 INTEGRATED CIRCUIT DIAGRAMS U505 Microcontroller 68HC05P7 U506 D A Converter LC7883M...

Page 68: ...IPR TP15 TP14 SKIPF TP16 FF TP6 TP3 TP2 TP7 VOLUP TP22 TP4 TP18 FR TP1 TP12 VOLDN TP10 TP5 MUTE OFF C26 Q3 C8 R11 R12 TP13 R9 R2 R23 R5 R3 R4 R13 R21 C6 C5 R22 TP19 TP17 C2 R7 R10 TP24 TP21 SLEEP TP23...

Page 69: ...68 Figure 18 RC5 Schematic...

Page 70: ...FICATIONS AND FEATURES SUBJECT TO CHANGE WITHOUT NOTICE Bose Corporation The Mountain Framingham Massachusetts USA 01701 P N 174798 REV 01 02 98 FOR TECHNICAL ASSISTANCE OR PART ORDERS CALL 1 800 367...

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