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SECTION 1

SUMMARY

CONTENTS

PRODUCT SAFETY SERVICING GUIDELINES FOR VIDEO PRODUCTS

........................... 1-3

SERVICING PRECAUTIONS

.................................................................................................. 1-4

• General Servicing Precautions

• Insulation Checking Prodedure

• Electrostatically Sensitive Devices

SPECIFICATIONS

...................................................................................................................... 1-5

Содержание T512C

Страница 1: ...VICE MANUAL T512C T532C T512AH T532AH DVD PLAYER MODELS T512C T532C T512AH T532AH SERVICE MANUAL NAD 2003 NAD ELECTRONICS INTERNATIONAL TORONTO T512C T532C T512AH T532AH DVD PLAYER T512C T532C T512AH...

Страница 2: ...CONTENTS SECTION 1 SUMMARY SECTION 2 CABINET MAIN CHASSIS SECTION 3 ELECTRICAL SECTION 4 MECHANISM SECTION 5 REPLACEMENT PART LIST...

Страница 3: ...MARY CONTENTS PRODUCT SAFETY SERVICING GUIDELINES FOR VIDEO PRODUCTS 1 3 SERVICING PRECAUTIONS 1 4 General Servicing Precautions Insulation Checking Prodedure Electrostatically Sensitive Devices SPECI...

Страница 4: ...YS WHEN THE HIGH VOLTAGE IS AT THE FACTORY SPECIFIED LEVEL THE PROPER VALUE IS GIVEN IN THE APPLICABLE SCHEMATIC OPERA TION AT HIGHER VOLTAGES MAY CAUSE A FAILURE OF THE PIC TURE TUBE OR HIGH VOLTAGE...

Страница 5: ...pan els Input terminals Earphone jacks etc Electrostatically Sensitive ES Devices Some semiconductor solid state devices can be damaged easily by static electricity Such components commonly are called...

Страница 6: ...48kHz 2Hz to 22kHz CD 2Hz to 20kHz Signal to noise ratio More than 100dB ANALOG OUT connectors only Harmonic distortion Less than 0 008 Dynamic range More than 95dB DVD More than 95dB CD Wow and flutt...

Страница 7: ...SECTION 2 CABINET MAIN CHASSIS CONTENTS 1 DISASSEMBLY 2 2 CABINET DISASSEMBLY 2 2 CIRCUIT BOARD DISASSEMBLY 2 3 2 EXPLODED VIEWS 2 4 1 Cabinet and Main Frame Section 2 4 2 Packing Accessory Section 2...

Страница 8: ...ch screws used to secure metal parts If they are used improperly the screw holes will be easily damaged and the parts can not be fixed A A A A A Top Case A A Tray Door Disc Tray Stopper Stopper Stoppe...

Страница 9: ...Circuit Board from Interface Board 5 Remove 2 screw C 6 Remove Interface Board from the chassis CIRCUIT BOARD DISASSEMBLY Note Before removing the main circuit board be sure to shortcircuit the laser...

Страница 10: ...ame Section 463 463 A48 463 463 463 463 A46 250 300 A43 283 280 452 465 465 467 467 275 A00 332 260 PBT00 NOTES Warning NOTES Parts that are shaded are critical NOTES With respect to risk of fire or N...

Страница 11: ...g Accessory Section BATTERY 808 PACKING SHEET 804 PACKING OPTIONAL PARTS 803 806 813 OWNER S MANUAL RF CABLE 810 CABLE SET ASS Y 801 REMOCON 900 BOX CARTON 802 PACKING 803 811 812 PLUG ASS Y 1WAY PLUG...

Страница 12: ...vo Block Diagram 3 14 4 Audio Block Diagram 3 15 5 MPEG MEMORY Block Diagram 3 16 CIRCUIT DIAGRAMS 3 17 1 Power SMPS Circuit Diagram 3 17 2 DVD DSP Circuit Diagram 3 19 3 Drive RF Circuit Diagram 3 21...

Страница 13: ...Q108 Check L103 Replace BD101 Bridge rectifier Check Fuse F101 Is 5 2V applied to IC102 Pin 1 Is there a DC voltage at the terminal of BD101 Replace IC101 Check R127 128 SHUTDOWN CKT 1 Power SMPS Circ...

Страница 14: ...nd 81 normal Does no DISC appear Does Hello appear at FLD Is P5901 connected normally Is P5901 Pin 23 normal The waveform on AD 00 21 of IC501 normal Are IC301 Pins 5 26 normal Replace Main B D Check...

Страница 15: ...OK YES If OK YES If OK Check MPEG_CLK Signal of MPEG part Refer to Audio part Refer to MPEG part Replace B D Check Front Reconnect it Refer to SERVO part Check the connection of MD AUDIO ABNORMAL OPE...

Страница 16: ...disc If OK YES If OK YES If OK Refer to Servo part Check MPEG_CLK Signal of MPEG part Check DSP Check MPEG YES If OK Replace B D PICTURE ABNORMAL F Disc Error Check Disc YES If OK YES If OK Refer to S...

Страница 17: ...icture of the video CD play on the screen normally Does the audio sound output normally END Check power clock Check CD DVD DSP output signal Check MPEG Decoder input signal Check CD DVD DSP output sig...

Страница 18: ...n 14 Does pulse waveform of RC901 Pin 1 appear Is IC901 Pin 17 connected to RC901 Pin 1 Is RC901 Pin 2 5V Power on Check and replace R903 R912 R904 R905 R941 R906 R907 Solder defective parts again Sol...

Страница 19: ...Does TTL pulse output to IC201 Pin 156 Does 33 8688MHz clock input to IC201 Pin 59 Is IC201 Pins 79 80 84 88 voltage about 2 2V Replace IC201 IC206 soldering or IC defect Check power circuit Check 2 C...

Страница 20: ...ve up and down Check Focus Driver output IC201 Pin 88 IC2M1 Pins 37 38 Check SLED Driver output IC201 Pin 80 IC2M1 Pins 28 29 IC201 Pin 80 no output IC201 is defective IC2M1 Pins 26 27 no output IC2M1...

Страница 21: ...pear OPEN CLOSE Replace COM or IC201 Replace IC201 Check IC2A1 Pins 47 50 51 52 in DVD Mode Fig 3 FOCUS ERROR waveform IC201 no output Pick up is defective Check IC201 and IC2M1 when PMD03 Pin 6 is ab...

Страница 22: ...ttern RF 1 0 1 1V TP2A0 Fig 5 RF waveform Check IC2A1 Pin 3 No signal Pick up is defective Replace IC201 Check IC201 Pin84 No signal at IC201 IC201 is defective Check IC201 Pin 165 Check the clock at...

Страница 23: ...SP_ SENSE LOCK E_SOUT ZISENB XRST DAC_RST 16 9 PAL_SW AUTO_SW MIC_ON Y_SEL A_MUTE DAC_CS1 DAC_CS2 V_MUTE DAC_CLK DAC_OUT ADCCLK ACT_MUTE LOAD_OPEN LOAD_CLOSE MIRR AD 04 21 PSENB FLD FLD_CS FLD_CLK FLD...

Страница 24: ...V_D 5V_A 24VA F RECTIFIER LINE FIL TER SWITCHING TR TRANS FEED B REG 8V 8V 5 2VA F RECTIFIER FLD RECTIFIER 9V RECTIFIER 5 2V LPF LPF RECTIFIER 14V LPF 12VA AC90 240V PWR ON OFF REG 3 3V REG 3 3V 3 3V_...

Страница 25: ...o a di ng sled Spi ndle M D PICK UP IC201 HDC25D811 CD DVD DSP DVD SERVO IC2A1 HD153702TF RF Signal Process or FDO TDO FMO L oad open close loading control UCOM I F DVD A B C D FE TE PI SBADD 4 DVD C...

Страница 26: ...L RCK DA_DAT A0 DA_BCK DA_XCK FL FR RL RR WOOFER CENTER L R U COM I F IC452 L PF K A 5532 OP A MP IC453 L PF KA 5532 OP A MP IC454 L PF KA 5532 OP A MP IC451 PCM1603KY Aud i o DAC 5 1CH FL FR RL RR WO...

Страница 27: ...SDATA SQCK SQS0 REQP SDCL K1 PSYNC DSP_ INT SENSE DSP_ CS AD 04 21 RF MOTOR I F MI RR L DON SCL K S DAT A EE_CS F_IN 32 MD 00 31 MCL K2 CKE MA 00 10 MA 12 13 CS0 RAS CAS WE DQM 0 3 SPINDLE_FG ALE AD...

Страница 28: ...EASY IDENTIFICATION THIS CIRCUIT DIAGRAM MAY OCCASIONALLY DIF FER FROM THE ACTUAL CIRCUIT USED THIS WAY IMPLEMENTATION OF THE LATEST SAFETY AND PERFORMANCE IMPROVEMENT CHANGES INTO THE SET IS NOT DELA...

Страница 29: ...3 19 3 20 TRACKING LOOP FOCUS LOOP SLED LOOP SPINDLE LOOP WAVEFORM 5 6 5 2 DVD DSP CIRCUIT DIAGRAM...

Страница 30: ...3 21 3 22 3 DRIVE RF CIRCUIT DIAGRAM TRACKING LOOP FOCUS LOOP SLED LOOP SPINDLE LOOP WAVEFORM 1 6 2 3...

Страница 31: ...3 23 3 24 4 MPEG CIRCUIT DIAGRAM Optical Coaxial out CVBS Y Pb Pr Componet Y C S VHS WAVEFORM...

Страница 32: ...Search IC201 Pin 88 Focus Drive FDO IC501 Pin 118 Composite IC501 Pin 112 Chrominance Super video out Mode Tek Stop 2 50MS s 4 Acqs M20 0 s 2 Apr 1999 14 47 27 Glitch Ch1 Ch3 500mV T T 3 IC501 Pin 114...

Страница 33: ...H FL SIGNAL 2CH L SIGNAL 5 1CH WOOFER SIGNAL IC451 is defective 5 1CH Audio out bad IC452 is defective 5 1CH FL FR Audio out bad IC402 is defective 2CH Audio out bad IC401 is defective 2CH Audio out b...

Страница 34: ...rogram download fail Digitron all not display system not workry Tray not open close Digitron all not display system not working Tray not open close Digitron all not display system not working Digitron...

Страница 35: ...3 31 3 32 7 FRONT CIRCUIT DIAGRAM Digitron abnormal SYSTEM not operate KARAOKE not operate Remocon not operate SYSTEM not operate KARAOKE OPTION WITH OUT...

Страница 36: ...3 33 3 34 8 A V JACK CIRCUIT DIAGRAM S VIDEO C AUDIO L AUDIO R OPTICAL COMP VIDEO S VIDEO Y...

Страница 37: ...0 0 0 44 0 47 0 0 79 0 36 0 56 62 0 0 0 0 3 12 3 11 0 2 26 0 37 0 62 63 3 13 0 0 0 0 45 0 35 0 0 74 5 03 5 02 64 0 0 0 0 0 0 0 0 78 0 0 65 0 0 0 0 0 0 0 0 66 3 12 0 0 0 0 0 0 0 67 0 0 0 0 0 0 31 3 11...

Страница 38: ...23 37 21 61 25 01 3 19 3 19 38 23 65 23 06 2 93 3 92 39 23 65 23 09 0 0 40 23 57 23 08 0 0 41 25 6 23 07 1 3 1 31 42 25 6 25 03 1 48 1 47 43 25 6 25 03 1 57 0 44 25 6 23 07 1 58 1 58 45 27 6 25 07 0 0...

Страница 39: ...PRINTED CIRCUIT DIAGRAMS 1 MAIN P C BOARD LOCATION GUIDE 3 39 3 40...

Страница 40: ...3 41 3 42 2 POWER A V FRONT P C BOARD LOCATION GUIDE...

Страница 41: ...3 43 3 44 3 KEY P C BOARD LOCATION GUIDE...

Страница 42: ...embly Sled 4 3 3 1 Gear Assembly Feed 4 3 3 2 Gear Assembly Middle 4 3 3 3 Gear Assembly Rack 4 3 4 Rubber Rear 4 3 5 Frame Assembly Up Down 4 4 6 Belt Loading 4 4 7 Gear Pulley 4 4 8 Gear Loading 4 4...

Страница 43: ...Up Down Belt Loading Gear Pulley Gear Loading Guide Up Down PWB Assembly Loading Base Main 2 Screws 2 Locking Tabs 4 Screws 1 Connector 1 Locking Tabs 1 Screw 1 Screw 1 Locking Tab 1 Locking Tab 1 Loc...

Страница 44: ...direction and then lift up the Plate Clamp 1 1 2 Magnet Clamp 1 1 3 Clamp Upper 2 Tray Disc Fig 4 2 1 Insert and push a Driver in the emergency eject hole A at the right side or put the Driver on the...

Страница 45: ...tion of arrow 3 2 Gear Middle 3 3 Gear Assembly Rack 1 Release the Scerw S3 4 Rubber Rear Fig 4 3 GEAR MIDDLE GEAR ASSEMBLY RACK PICK UP ASSEMBLY GENERAL GEAR ASSEMBLY FEED GEAR MIDDLE GAER ASSEMBLY R...

Страница 46: ...ng Fig 4 4 9 Guide Up Down Fig 4 4 1 Move the Guide Up Down in direction of arrow A as Fig A 2 Push the Locking Tab L5 down and then lift up the Guide Up Down to separate it from the Base Main When re...

Страница 47: ...EXPLODED VIEWS 1 Deck Mechanism Exploded View A01 008 009 016 A03 010 A02 014 017 015 431 011 011A 431 013 432 026 430 430 012 430 012 430 012 429 004 001 003 002 012 018 020 4 5 4 6 A00...

Страница 48: ...MEMO MEMO...

Страница 49: ...Y 4 5MM 431 1SZZH 1007B O O O O SCREW DRAWING D2 0 6MM SWRCH16A ZNBK 4MM 1 432 1SZZR 0011A O O O O SCREW MACHINE CABINET MAIN FRAME SECTION ASSEMBLY PARTS SECTION A43 3501RF3003A O BOARD ASSEMBLY FRON...

Страница 50: ...K O O INSTRUCTION ASSEMBLY DVN5022E_HA2DNN HA2DNNT 801 3835RS0043L O O INSTRUCTION ASSEMBLY DVN5022N_HA1UNNT DVN5024N_HA1U 802 3890R H524P O BOX DVN5022E HA2DNNT SW3 A 0 955 1 802 3890R H524Q O BOX DV...

Страница 51: ...CHIP CERAMIC M L HD 0 1UF 50V Z Y5V F 1508 R TP C203 0CH1104K942 O O O O CAPACITOR CHIP CERAMIC M L HD 0 1UF 50V Z Y5V F 1508 R TP C204 0CH1104K942 O O O O CAPACITOR CHIP CERAMIC M L HD 0 1UF 50V Z Y5...

Страница 52: ...C2A0 0CE4764F638 O O O O CAPACITOR ELECTROLYTIC 47M SRA SS 16V M FM5 TP 5 C2A3 0CH1104K942 O O O O CAPACITOR CHIP CERAMIC M L HD 0 1UF 50V Z Y5V F 1508 R TP C2A4 0CE1064F638 O O O O CAPACITOR ELECTRO...

Страница 53: ...V F 3216 C3F2 0CH1104K942 O O O O CAPACITOR CHIP CERAMIC M L HD 0 1UF 50V Z Y5V F 1508 R TP C401 0CE2264F638 O O O O CAPACITOR ELECTROLYTIC 22M SRA 16V M FM5 TP 5 C402 0CE2264F638 O O O O CAPACITOR EL...

Страница 54: ...2UF 16V 80 20 Y5V F 3216 C540 0CH4180K412 O O O O CAPACITOR CHIP CERAMIC M L TC 18P 50V J COG 1 6X0 8 R TP C541 0CH4270K412 O O O O CAPACITOR CHIP CERAMIC M L TC 27PF 50V J NP0 1608 R TP C542 0CH1104K...

Страница 55: ...RCHILD 4P TO 22 IC104 0IKE431000A O O O O IC KEC KIA431 3 PIN TP IC105 0IPMGFA016A O O O O IC POWER MANAGEMENT KA78R08TSTU FAIRCHILD 4P TO 22 IC106 0IPMGFA015A O O O O IC POWER MANAGEMENT KA78R33TSTU...

Страница 56: ...LTER CIRC EMC HB 1M2012 102JT CERATECH TP L503 6200HJC102A O O O O FILTER CIRC EMC HB 1M2012 102JT CERATECH TP L504 6200HJC102A O O O O FILTER CIRC EMC HB 1M2012 102JT CERATECH TP L505 6200HJC102A O O...

Страница 57: ...HIP 10 OHM 1 16 W 1608 5 00 D R218 0RH4700C622 O O O O RESISTOR METAL GLAZED CHIP 470 OHM 1 16 W 1608 5 00 D R219 0RH1002C622 O O O O RESISTOR METAL GLAZED CHIP 10K OHM 1 16 W 1608 5 00 D R220 0RH1002...

Страница 58: ...TOR METAL GLAZED CHIP 220 OHM 1 16 W 1608 5 00 D R2F2 0RH2200C622 O O O O RESISTOR METAL GLAZED CHIP 220 OHM 1 16 W 1608 5 00 D R2F3 0RH1000C622 O O O O RESISTOR METAL GLAZED CHIP 100 OHM 1 16 W 1608...

Страница 59: ...0RH4701C622 O O O O RESISTOR METAL GLAZED CHIP 4 7K OHM 1 16 W 1608 5 00 D R323 0RH0000C622 O O O O RESISTOR METAL GLAZED CHIP 0 OHM 1 16 W 1608 5 00 D R350 0RH1002C622 O O O O RESISTOR METAL GLAZED...

Страница 60: ...STOR METAL GLAZED CHIP 22 OHM 1 16 W 1608 5 00 D R516 0RH1000C622 O O O O RESISTOR METAL GLAZED CHIP 100 OHM 1 16 W 1608 5 00 D R517 0RH0222C622 O O O O RESISTOR METAL GLAZED CHIP 22 OHM 1 16 W 1608 5...

Страница 61: ...BON FILM 8 2K OHM 1 6 W 5 00 TA26 R909 0RD1502F608 O O O O RESISTOR FIXED CARBON FILM 15K OHM 1 6 W 5 00 TA26 R912 0RD8200F608 O O O O RESISTOR FIXED CARBON FILM 820 OHM 1 6 W 5 00 TA26 R922 0RD1501F6...

Страница 62: ...H DC 12 V 5 SW905 556 219B O O O O SWITCH TACT THVV502GAA POSTECH DC 12 V 5 SW906 556 219B O O O O SWITCH TACT THVV502GAA POSTECH DC 12 V 5 SW907 556 219B O O O O SWITCH TACT THVV502GAA POSTECH DC 12...

Страница 63: ...R BE024 O O O O CONNECTOR CIRC BOARD TO BOAR 2254 30P T JE611 A2T 30T POWER P9904 561 711C O O O O CONNECTOR CIRC WAFER GIL S 03P S2T2 EF LG CABLE 3PI PBT00 6871R 5049A O O O O PWB PCB ASSEMBLY TOTAL...

Страница 64: ...MEMO...

Страница 65: ...VICE MANUAL T512C T532C T512AH T532AH DVD PLAYER MODELS T512C T532C T512AH T532AH SERVICE MANUAL NAD 2003 NAD ELECTRONICS INTERNATIONAL TORONTO T512C T532C T512AH T532AH DVD PLAYER T512C T532C T512AH...

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