NAD C541 Page 26 Service Manual Download | Manualshive

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28

MECHANISM EXPLODED VIEW PARTS LIST

ITEM

Part No.

Description

Qty

1

4102-6101-0

RUBBER CUSHION (HARD)

2

2

4102-6102-0

RUBBER CUSHION (SOFT)

2

3

4102-6103-0

BASE

1

4

4102-6104-0

TRAY

1

5

4102-6105-0

CDM MOUNTING BASE

1

6

4102-6106-0

MAGNET HOLDER

1

7

4102-6107-0

SLIDE GEAR

1

8

4102-6108-0

PULLEY GEAR

1

9

4102-6109-0

DRIVE GEAR

1

10

4102-6110-0

PULLEY MOTOR

1

11

4102-6111-0

SQUARE BELT

1

12

4102-6112-0

MAGNET

1

13

4102-6113-0

LOADING MOTOR

1

14

4102-6114-0

SWITCH PUSH 2-1

2

15

4102-6115-0

CON JST 5P RT

1

16

4102-6116-0

MOTOR/SW.PCB

1

17

4102-6117-0

SCREW M3.0X8.0

1

18

4102-6118-0

PLATE MAGNET

1

19

4102-6213-0

LASER CD11CA-G

1

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Summary of Contents for C541

Page 1: ...NAD SERVICE MANUAL C 541 COMPACT DISC PLAYER C 541COMPACT DISC PLAYER ...

Page 2: ...JASUOJALUKITUSOHITETTAESSAOLET ALTTIINANÄKTMÄTÖNTÄLASERSÄTEILYLLE ÄLÄKAISO SÄTEESEEN VORSICT UNSICHTBARELASERSTRAHLUNG TRITTAUS WENN DECKELGEÖFFNETUNDWENNSICHERHEITSVERRIEGELUNG ÜBERBRÜCKTIST NICHTDEMSTRAHLAUSSETZEN THIS DEVICE COMPLIES WITH PART 15 OF THE FCC RULES OPERATION IS SUBJECT TO THE FOLLOWING TWO CONDITIONS 1 THIS DEVICE MAY NOT CAUSE HARMFUL INTERFERENCE AND 2 THIS DEVICE MUST ACCEPT A...

Page 3: ... make leakage current or resistance measurements to determine that exposed parts are acceptably insulated from the supply circuit Parts marked with the symbol are critical with regard to the risk of fire and electric shock Replace only with parts recommended by the manufacturer CONTENTS DESCRIPTION PAGE SPECIFICATIONS 4 REAR PANEL FRONT PANEL 5 DISASSEMBLY INSTRUCTIONS 6 BLOCK DIAGRAM 7 WIRING DIA...

Page 4: ...ignal Noise Ratio A Weight 102 dB De Emphasis on 102 dB De Emphasis off Channel Separation 1kHz 90 dB 10 kHz 80 dB Wow and Flutter Unmeasurable Quartz Crystal Accuracy Output Impedance 200 Output Level at 0 dB 2 2 V rms Digital Error Correction CIRC with double error correction in C1 and C2 Digital Code Output Sony Philips Serial data format CONTROLS Play Pause Stop Random Skip Scan Open Time Repe...

Page 5: ...ONT PANEL REAR PANEL FRONT PANEL 1 LINE OUT 2 DIGITAL OUT 3 NAD LINK 4 AC LINE CORD 1 POWER ON OFF 2 DISC DRAWER 3 DISPLAY 4 OPEN 5 PLAY PAUSE 6 TIME 7 STOP 8 REPEAT 9 RANDOM 10 SCAN Back Forward 11 SKIP Back Forward ...

Page 6: ...side panels Remove tapping screw 3 0 x 8 5 5 from the back panel Refer to Figure No 1 Figure No 1 2 Pull both sides of the TOP COVER slightly outwards 6 and tilt approx 35 and then remove in the direction as indicated by the arrow 7 Refer to Figure No 2 Figure No 2 5 4 3 1 2 7 6 6 ...

Page 7: ...PROCESSOR 15 27 16 29 2 10 5 10 6 11 20 25 21 26 3 18 13 28 U101 LA9240 ANALOG SIGNAL PROCESSOR SERVO TOFF TGL CLV CLV EFM U701 LB1641 MOTOR DRIVER U201 LA6541 FOCUS TRACKING MOTOR DRIVER LOADING MOTOR LOADING MOTOR LIMIT SWITCH SPINDLE MOTOR SLED MOTOR PU IN LIMIT SWITCH PICK UP DISC KEYBOARD M113 REMOTE SENSOR CD MECHANISM UNIT POWER TRANSFORMER AC POWER I P M110 M109 REPEAT M104 M111 M112 RANDO...

Page 8: ...8 WIRING DIAGRAM MAIN BOARD KEYBOARD LIVE BOARD DISPLAY BOARD M505B M120A M505A BROWN BLACK RED M502 M102 15 PINS M105 6 PINS M101 5 PINS CD MECHANISM TRANSFORMER TO CHASSIS NEUTRAL LIVE NAD IN OUT ...

Page 9: ...CD YEDS 7 and set the unit into PLAY mode 2 Connect the scope to R132 Pin 41 of U101 and DGND J334 Scope setting Coupling AC Vertical sensitivity 0 2 V div Horizontal time base 0 5 µS div 3 Observe the waveform is 2 0V p p 5 and the eye pattern is at its best shape see FIG 1 FIG 1 a FIG 1 b Poor eye pattern FIG 1 C Good eye pattern 3T 4T 5T 11T ...

Page 10: ... BEAM EMISSION The laser beam of this unit is focused on the reflecting surface of the objective lens in the optical system block Therefore keep your eyes at least 12 inches 30 cm away from the objective lens when the laser diode is ON Operation Check Method for Laser Diode and Focus Search Function When the POWER switch is turned ON after the chucking plate is removed observe the objective lens a...

Page 11: ...NTIL YOU HAVE FINISHED FITTING THE PICK UP Caution Laser diodes are extremely susceptible to damage from static electricity Even if a static dis charge does not ruin the diode it can shorten its life or cause it to work improperly When replac ing the pick up use a conductive mat a grounded soldering iron and so on to protect the laser diode from static damage Ground Conductive Wrist Band for Body ...

Page 12: ...12 PCB LAYOUT LIVE BOARD KEY BOARD DISPLAY BOARD ...

Page 13: ...14 13 MAIN BOARD ...

Page 14: ...0V 1 8V 5V 5V 0V 4 9V 4 9V 5V 2 3V 2 2V 0V 0V 2 4V 2 3V 4 9V 4 9V 4 9V 0V 0V 2 4V 2 4V 3V 1 6V 0V 1 8V 0V 0V 0V 0V 0V 0V 0V 0V 0V 0V 0V 0V 0V 0V 2 4V 2 4V 5V 0V 0V 1 4V 4 6V 0V 1 7V 5V 1 5V 0 3V 0V 2 3V 2 5V 2 5V 0V 0 4V 0V 0V 0V 0V 0V 0V 0V 4 9V 4 9V 2 3V 0 2V 0V 4 9V 0V 0 7V 0 5V 0V 0V 7 8V 7 8V 0 7V 0 5V 0 06V 4 2V 1 2V 3V 2 4V 2 4V 2 1V 2 3V 2 3V 0V 0V 2 4V 2 5V 0V 5V 5V 0V 5V 0V 4 9V 0V 2 3V ...

Page 15: ... FZD HFL RES TES JP TOFF JP THLD TGL EMPH LASER 16M 4 2M CS CONT EFLG FSX XIN XOUT XVDD XVSS CK2 RVDD RVSS MUTER RCHP RCHN LVDD LVSS LCHN LCHP TGL EFMO VVDD VVSS PDO ISET PCK TAI TST11 TST10 TSET1 TEST2 TEST3 TEST4 TEST5 VDD VSS 2K x 8 bit RAM RAM address generator Interpolation and muting Antishock interface Digital attenuator 8x oversampling digital filters Level meter Peak meter Crystal oscilla...

Page 16: ...OUTR 14 15 VCC1 AGND1 HDCD Hidden Code Recovery HDCD Amplitude Decoding U302 PCM1732 INPUT Port 3 Counter Timers 2 Interrupt Control Two Analog Comparators Port 2 I O Bit Programmabel 1 P24 P25 P26 P27 P28 XTAL 2 XTAL 1 P31 P32 P23 P22 P21 P20 GND P02 P01 P00 P33 18 9 10 I O Vcc ALU OTP Program Counter Machine Timing Inst Control FLAG Flegister Pointer General Purpose Register File Port 0 GND XTAL...

Page 17: ... T14 S15 T15 S29 S28 S27 S26 S25 S24 S23 S22 S21 S20 S19 S18 S17 S16 VP VDDVPP TEST 1 RES XT1 XT2 VSS CF1 CF2 VDD P80 AN0 P81 AN1 P82 AN2 P83 AN3 P70 INTO P71 INT1 P72 INT2 TOIN P73 INT3 TOIN 48 47 46 45 44 43 42 41 40 39 38 37 36 35 34 33 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 32 31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 Interrupt Control Stand b...

Page 18: ...E CIRCUIT Q301 Q302 Q303 Q304 LINE OUT PLUG OR PATTERNS DEFECTIVE MUTE CIRCUIT DEFECTIVE IC U301 DEFECTIVE M101 SWITCH DEFECTIVE OR PATTERN AND CONNECTOR OPEN IS OSCILLATOR CIRCUIT OSCILLATING POWER SUPPLY PATTERNS OPEN OR U501 U507 DEFECTIVE IS THERE OPEN CLOSE KEY SIGNAL INPUT U401 PIN 39 40 IS LOADING MOTOR DRIVE CIRCUIT OPERATION NORMAL U701 PIN 2 10 CHECK OPEN CLOSE SIGNAL AT U401 PIN 39 PIN ...

Page 19: ...01 391J C RCF 1 8W 390R 5 ATS R605 4701 102J C RCF 1 8W 1K 5 ATS R606 4701 821J C RCF 1 8W 820R 5 ATS R607 4701 471J C RCF 1 8W 470R 5 ATS R608 4701 391J C RCF 1 8W 390R 5 ATS SWITCHES M101 M104 M106 5200 3538 0 SWITCH TACT SKHHBY 7MM HIGH M108 M112 5200 3538 0 SWITCH TACT SKHHBY 7MM HIGH LIVE ASSEMBLY PC BOARD 3000 AH PCB N0960C LIVE LIVE ASSEMBLY 3000 C PCB N0961C LIVE LIVE ASSEMBLY CAPACITOR C8...

Page 20: ...3 153F 222J 5 IM CM 50V 2200pF 5 RL 5X7 C124 15CH 120J 5 GG CTC 0 60 12pF 5 RL 4x4 C125 153F 333J 5 MS CM 50V 0 033µF 5 RL C126 157E 106M 5 GMK CE 25V 10µF 20 RL 4X7 C127 153F 103J 5 IM CM 50V 0 01µF 5 RL 5X7 C128 C129 157B 107M 5 KMK CE 6 3V 100µF 20 RL C130 153F 103J 5 IM CM 50V 0 01µF 5 RL 5X7 C131 153F 473J 5 NR CM 50V 0 047µF 5 RL C132 157F 334M 5 GMK CE 50V 0 33µF 5 RL C133 153F 102J 5 IM CM...

Page 21: ...157B 107M 5 KMK CE 6 3V 100µF 20 RL C403 C404 15CH 330J 5 IG CTC 0 60 33pF 5 RL 5x4 C407 157D 108M 5 S9K CE 16V 1000µF 20 RL C408 157D 226M 5 GMK CE 16V 22µF 20 RL C409 150F 104K 5 II CC 50V 0 1µF 10 RL 5x5 C410 157D 106M 5 GMK CE 16V 10µF 20 RL 4x7 C411 153F 103J 5 IM CM 50V 0 01µF 5 RL 5X7 C412 C413 150F 104K 5 II CC 50V 0 1µF 10 RL 5x5 C414 C415 15CH 270J 5 GG CTC 0 60 27pF 5 RL 4x4 C416 C417 1...

Page 22: ...1N4001 AT COILS J507 L101 1801 100K M COIL 10µH 10 BL7 0 L301 1802 0450 0 DIGITAL COIL 015 910 27BB CRYSTAL M302 2300 1910 0 X TAL 16 9344MHZ 30PPM AT 51 M303 2704 0060 0 EMC FILTER M401 M402 2703 6190 0 CR REASONATOR CSA 12MHz JACKS M317 2113 1300 0 2P RCA JACK W R AU W SHIELD M318 2113 1170 0 1P RCA JACK YL AU HTJ 032 0 M319 2113 1121 0 2P RCA JACK Y Y AU HSP 24V 22 TRANSISTORS Q101 4851 015Y 5 ...

Page 23: ...1 471J C RCF 1 8W 470R 5 ATS R330 4701 752J C RCF 1 8W 7 5K 5 ATS R355 R356 4701 362J 2 RCF 1 8W 3 6K 5 AT R359 R360 4701 163J 2 RCF 1 8W 16K 5 AT R363 R364 4701 152J C RCF 1 8W 1 5K 5 ATS R367 R368 4701 222J C RCF 1 8W 2 2K 5 ATS R371 R372 4701 222J C RCF 1 8W 2 2K 5 ATS R373 R374 4701 104J C RCF 1 8W 100K 5 ATS R375 R376 4701 750J C RCF 1 8W 75R 5 ATS R377 R378 4701 472J C RCF 1 8W 4 7K 5 ATS R3...

Page 24: ...HDCD D A CONVERTER U305 U306 3130 9340 0 IC OPA2604 OPAMP DIP8 BURR BROWN U401 3130 9330 1 IC LC866008C MICRO MASK QFP64 SANYO U402 3130 9320 0 IC NADLINK MASKED MICROCONTROLLER U403 3130 4160 0 IC TC74HC00 NAND GATE U501 U506 3130 2020 3 IC 7805 REG 5V 1 5A U502 3130 5610 0 IC LM317T ADJ REGULATOR U503 3130 5620 0 IC LM337T ADJ REGULATOR U507 3130 2790 1 IC NJM7808FA 8V REG TO 220F U701 3130 6560...

Page 25: ...27 MECHANISM EXPLODED VIEW CD11CA ...

Page 26: ...1 6 4102 6106 0 MAGNET HOLDER 1 7 4102 6107 0 SLIDE GEAR 1 8 4102 6108 0 PULLEY GEAR 1 9 4102 6109 0 DRIVE GEAR 1 10 4102 6110 0 PULLEY MOTOR 1 11 4102 6111 0 SQUARE BELT 1 12 4102 6112 0 MAGNET 1 13 4102 6113 0 LOADING MOTOR 1 14 4102 6114 0 SWITCH PUSH 2 1 2 15 4102 6115 0 CON JST 5P RT 1 16 4102 6116 0 MOTOR SW PCB 1 17 4102 6117 0 SCREW M3 0X8 0 1 18 4102 6118 0 PLATE MAGNET 1 19 4102 6213 0 L...

Page 27: ...29 EXPLODED VIEW OF LASER CD11CA G ...

Page 28: ...1 4 4102 6217 0 CHASSIS 1 5 4102 6218 0 COVER GEAR 1 6 4102 6219 0 SHAFT SLIDE 1 7 4102 6220 0 GEAR MIDDLE 1 8 4102 6221 0 GEAR DRIVE 1 9 4102 6222 0 SWITCH LEAF PWB MOTOR 1 10 4102 6223 0 PLUG 6P 1 11 4102 6224 0 PWB MOTOR 1 12 4102 6225 0 SCREW PAN PCS 2x3 4 13 4102 6226 0 SCREW SELF TAPING FLT 2 6x6 2 EXPLODED VIEW PARTS LIST OF LASER CD11CA G ...

Page 29: ...2 0202 0101 0014 0202 U507 0003 M317 0205 U503 0201 0005 0012 M500 0027 0201 0211 0218 0002 U501 0228 0013 0208 0018 0202 0225 0304 0219 0008 0205 0227 0019 0226 0010 0001 0022 0007 0006 0021 0202 0205 0023 U506 0205 0226 ...

Page 30: ...2 D INSULATED UL CSA 1 0101 C 7009 3110 0 AC CORD SEMKO 1 0201 2900 4006 3010 M4X0 5PX6MM W FLAT WASHER 8 0202 2954 3008 3000 T3X8MM SELF TAPPING 12 0205 2954 3008 0000 TAPPING 3X8MM B TITE YEL ZN 17 0208 2842 3367 0 METAL WASHER ID 3 3 OD 6 7 4 0211 2904 3006 0000 SCREW M3X6 4 0218 2954 3006 0000 3X6MM B TITE YEL ZN 2 0219 2954 4010 3000 SCREW TAP C2 BH M4X10MM BZ CROSS 4 0226 2954 2006 0000 TAPP...

Page 31: ...1 8900 2166 0 REMOTE CONTROL HANDSET 1 42 1497 1302 1 REMOTE CONTROL POLYBAG 1 43 4301 4105 0 INSTRUCTION MANUAL 1 44 1497 1062 0 MANUAL POLYBAG 1 45 1435 4200 1 2 CARTON BOX 1 36 37 38 36 41 42 40 39 44 43 45 Proprietary information for servicing purposes only The information herein may not be used com mercially without the prior written agreement of NAD Electronics International Toronto Canada ...

Page 32: ...SERVICE MANUAL NAD 2001 C 541 COMPACT DISC PLAYER NAD ELECTRONICS INTERNATIONAL TORONTO ...

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