Sharp DV-NC150U Скачать руководство пользователя страница 69

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WF15

Pin 1, 4 of CN201(DVD MAIN)

WF16

Pin 2, 3 of CN201(DVD MAIN)

TS(+/-)

5ms

FS(+/-)

5ms

WF17

Pin 1, 3 of CN253 (MAIN)

V(R)-1 / V(L)-1

20mV

5ms

WF19

Pin 4, 6 of CN253 (MAIN)

WF20

Pin 5 of CN253 (MAIN)

V(L)-2 / V(R)-2

20mV

5ms

WF18

Pin 2 of CN253 (MAIN)

V-COM

5ms

WF14

Pin 20 of CN1001(MAIN)
Pin 20 of CN401(DVD MAIN)

FP-STB

10ms

V-COM

0.5V

5ms

WF21

Pin 7, 9 of CN253 (MAIN)

Hi-Fi-A(R/L)

0.5V

5ms

WF22

Pin 8 of CN253 (MAIN)

Hi-Fi-COM

5ms

WF23

WF24

Pin 2 of CN501 (MAIN)

Pin 1 of CN501 (MAIN)

FE-H

FE-H-GND

10V

WF13

Pin 19 of CN1001(MAIN)
Pin 19 of CN401(DVD MAIN)

0.5ms

FP-DIN

NOTE:

Input
VCR: COLOR BAR SIGNAL WITH 1KHz AUDIO SIGNAL (WF1~WF3, WF17~WF22, WF31, WF32)
DVD: POWER ON (STOP) MODE (WF4~WF9)
CD: 1kHz PLAY (WF10, WF11)

1-13-3

H9641WF

Содержание DV-NC150U

Страница 1: ... 1 7 CABINET DISASSEMBLY INSTRUCTIONS 1 7 1 8 ELECTRICAL ADJUSTMENT INSTRUCTIONS 1 8 1 9 FIRMWARE RENEWAL MODE FIRMWARE VERSION UP 1 9 1 10 TROUBLESHOOTING 1 10 1 11 BLOCK DIAGRAMS 1 11 1 12 FUNCTION INDICATOR SYMBOLS 1 11 9 13 SCHEMATIC DIAGRAMS CBA S AND TEST POINTS 1 12 1 14 WAVEFORMS VOLTAGE CHART 1 13 1 15 WIRING DIAGRAM 1 14 1 16 SYSTEM CONTROL TIMING CHARTS 1 15 1 17 IC PIN FUNCTION DESCRIP...

Страница 2: ...STRUCTIONS 1 7 1 8 ELECTRICAL ADJUSTMENT INSTRUCTIONS 1 8 1 9 FIRMWARE RENEWAL MODE FIRMWARE VERSION UP 1 9 1 10 TROUBLESHOOTING 1 10 1 11 BLOCK DIAGRAMS 1 11 1 12 FUNCTION INDICATOR SYMBOLS 1 11 9 13 SCHEMATIC DIAGRAMS CBA S AND TEST POINTS 1 12 1 14 WAVEFORMS VOLTAGE CHART 1 13 1 15 WIRING DIAGRAM 1 14 1 16 SYSTEM CONTROL TIMING CHARTS 1 15 1 17 IC PIN FUNCTION DESCRIPTIONS 1 16 1 18 LEAD IDENTI...

Страница 3: ... 4 Distortion R P 1 0 4 3 5 Freq resp R P at 200Hz PB dB 11 4 20dB ref 1kHz at 8kHz PB dB 14 4 4 Tuner 4 1 Video output Vp p 0 8 1 1 2 4 2 Video S N dB 39 42 4 3 Audio output dB 10 6 2 4 4 Audio S N dB 40 46 5 Hi Fi Audio 5 1 Output PB dBV 12 8 4 5 2 Dynamic Range dB 70 85 5 3 Freq resp 6dB B W Hz 20 20K VCR Section TAPE SPEED SP Notes 1 Nominal specs represent the design specs All units should be...

Страница 4: ...ion 21 W Standby 3 6 W 6 Weight 6 0 lbs 2 7kg 7 Dimension 435 mm X 94 mm X 233 mm ITEM CONDITIONS UNIT NOMINAL LIMIT 1 Video Output 75 Ω Vpp 1 0 0 1 2 Coaxial Digital Out mVpp 500 3 Audio PCM 3 1 Output Level 1 kHz 0 dB Vrm 2 0 3 2 S N dB 90 3 3 Freq Response DVD fs 48 kHz 20 22 kHz dB 0 5 CD fs 44 1 kHz 20 22 kHz dB 0 5 3 4 THD N DVD 1k Hz 0 dB 0 008 CD 1k Hz 0 dB 0 008 DVD Section ...

Страница 5: ... figure When checking the laser diode be sure to keep your eyes at least 30cm away from the pickup lens when the diode is turned on Do not look directly at the laser beam Caution Use of controls and adjustments or doing procedures other than those specified herein may result in hazardous radiation exposure Drive Mecha Assembly Laser Beam Radiation Laser Pickup Turntable LASER RADIATION WHEN OPEN D...

Страница 6: ... être sûr que les fils ne sont pas pincés ou que le matériel n est pas coincé entre le châssis et les autres pièces métalliques dans le reproductor de vídeo DVD 2 Vérifier tous les dispositifs de protection tels que les boutons de commande non métalliques les matériaux d isolement le dos du coffret les couvercles de compartiment et ajustement ou les boucliers les réseaux de résistance condensateur...

Страница 7: ...t that can cause danger ous electric shocks ATTENTION POURREDUIRELESRESQUESD INCENDIEOUDECHOCELECTRIQUE NE PAS EXPOSER CET APPAREIL A LA PLUIE OU A L HUMIDITE ATTENTION AFIN DE REDUIRE LES RISQUES DE CHOC ELECTRIQUE NE PAS RETIRER LE COUVERCLE AUCUN ORGANE INTERNE NE PEUT ETRE REPARE PAR L UTIUSATEUR CONFIER L APPAREIL A UN DEPANNEUR QUALIFIE ATTENTION Ce symbole signifie que l on devra utiliser u...

Страница 8: ...w to obtain lead free wire solder or soldering bit contact our service station or service branch in your area Soldering As the melting point of lead free solder Sn Ag Cu is about 220 C which is higher than the conventional lead solder by 40 C and as it has poor solder wettability you may be apt to keep the soldering bit in contact with the PWB for extended period of time However Since the land may...

Страница 9: ... Soldering Iron 1 Using desoldering braid remove the solder from all pins of the flat pack IC When you use solder flux which is applied to all pins of the flat pack IC you can remove it easily Fig S 1 3 Flat Pack IC Desoldering Braid Soldering Iron Fig S 1 3 2 Lift each lead of the flat pack IC upward one by one using a sharp pin or wire to which solder will not adhere iron wire When heating the p...

Страница 10: ...To Solid Mounting Point Soldering Iron Iron Wire or Hot Air Blower Fig S 1 5 Fine Tip Soldeing Iron CBA Flat Pack IC Tweezers Fig S 1 6 2 Installation 1 Using desoldering braid remove the solder from the foil of each pin of the flat pack IC on the CBA so you can install a replacement flat pack IC more easily 2 The mark on the flat pack IC indicates pin 1 See Fig S 1 7 Be sure this mark matches the...

Страница 11: ...rounded to remove any static electricity that may be charged on the body 2 Ground for Workbench Be sure to place a conductive sheet or copper plate with proper grounding 1MΩ on the workbench or other surface where the semi conductors are to be placed Because the static electricity charge on clothing will not escape through the body grounding band be careful to avoid contacting semi conductors with...

Страница 12: ...sembly and press the PLAY button The tape will be loaded into the Deck Mechanism Assembly Make sure the power is on connect TP502 S INH to GND This will stop the function of Tape Start Sensor Tape End Sensor and Reel Sensors If these TPs are connected before plugging in the unit the function of the sensors will stay valid See Fig 1 Note Because the Tape End Sensors are inactive do not run a tape a...

Страница 13: ...of a television or other audio equipment ANT IN jack Connect your antenna or cable box here ANT OUT jack Connect the supplied Round Coaxial cable to the antenna input jack on your TV DVD VCR VIDEO OUT jack Connect the supplied yellow video cable here through the TV s video in jack COAXIAL jack Connect an optional coaxial digital audio cable here through the coaxial digital audio in jack of a decod...

Страница 14: ...H SLOW VCR TV PAUSE REC OTR ENTER RETURN TOP MENU MENU SETUP CLEAR C RESET ZOOM MODE SEARCH MODE A B ANGLE REPEAT SUBTITLE T SET DVD VCR VCR DVD COMBINATION 2 1 3 Installing the Batteries for the Remote Control Install two AA batteries supplied matching the polarity indi cated inside battery compartment of the remote control Remote Control W ithin about 23 feet 7m Remote control Keep in mind the f...

Страница 15: ... scan system is activated MP3 MP3 CD CD DVD V DVD V Lights up when the inserted cassette is being played back Lights up when the playback is in still or slow mode Lights up during playback when the repeat function is on Works as a tape counter hour minute second Also displays a channel number tape speed remaining time for OTR or current time VCR REC PM Lights up when a tape is in the VCR DVD Light...

Страница 16: ... Desolder e g 5 S 1 five Screws S 1 2 L 2 two Locking Tabs L 2 5 Refer to Reference Notes 2 Disassembly Method 1 Top Case 2 Front Assembly 3 Top Bracket 4 DVD Mecha Assembly 7 DVD Main CBA Unit 5 Partition Plate 6 Loader Holder 8 VCR Chassis Unit 9 Deck Assembly 10 DVD Open Close CBA 11 Power SW CBA 12 Main CBA 1 2 3 4 5 No LOC ID PART REMOVAL No Fig UNPLUG DESOLDER UNLOCK RELEASE REMOVE UNHOOK No...

Страница 17: ...of FPC cable with solder before removing the FFC cable CN201 from it If you disconnect the FFC cable CN201 the laser diode of pickup will be destroyed Fig D4 CAUTION 3 When reassembling confirm the FFC cable CN201 is connected completely Then remove the solder from the three short lands of FPC cable Fig D4 4 When reassembling solder wire jumpers as shown in Fig D6 5 Before installing the Deck Asse...

Страница 18: ...CN301 S 6 7 DVD Main CBA Unit DVD Mecha A Fig D4 S 6 View for A Short the three short lands by soldering Either of two places Short lands Short lands FPC Cable OR Solder Solder S 7 S 7 S 7 S 8 S 8 8 VCR Chassis Unit Fig D5 ...

Страница 19: ...der Lead with blue stripe From FE Head BOTTOM VIEW Lead connections of Deck Assembly and Main CBA Desolder From Capstan Motor Assembly Printing side Desolder From Cylinder Assembly From ACE Head Assembly Lead with blue stripe Lead with blue stripe Desolder Lead with red stripe 12 Main CBA SW512 LD SW LD SW Pin Hole Hole Shaft Cam Gear 12 Main CBA 9 Deck Assembly Pin Fig D6 ...

Страница 20: ...and Top Bracket 2 Remove four Screws S 3 in Fig D3 Do not disconnect connectors 3 While lifting up the DVD Mecha rotate the roulette in the direction of the arrow as shown below 4 Pull the tray slowly View for A Rotate this roulette in the direction of the arrow A DVD Mecha ...

Страница 21: ...ent Tape 9HSFL8A Refer to SERVICE FIXTURE AND TOOLS section Head Switching Position Adjustment Purpose To determine the Head Switching position during playback Symptom of Misadjustment May cause Head Switching noise or vertical jitter in the picture Test point Adj Point Mode Input TP751 V OUT TP504 RF SW GND VR501 Switching Point MAIN CBA Tape Measurement Equipment Spec 9HSFL8A Oscilloscope Connec...

Страница 22: ... the screen while the tray is open 3 Load the disc for version up 4 The DVD player enters the F W version up mode automatically Fig c appears on the screen and Fig d appears on the VFD If you enter the F W for different models Disc Error will appear on the screen then the tray will open automatically FIRMWARE RENEWAL MODE FIRMWARE VERSION UP VERSION D5 _ ab5 Reading 2 F W Version Up Mode Model No ...

Страница 23: ... Fig g differ depending on the models 10 Press CLEAR C RESET button on the remote con trol unit Fig h appears on the screen MODEL Version Region EEPROM CLEAR OK EXIT POWER EEPROM CLEAR CLEAR differ depending on the models Fig h When OK appears on the screen the factory default will be set Then the firmware renewal mode is complete 11 To exit this mode press POWER button ...

Страница 24: ... be done using the remote control unit It can not be done using the unit and the remote control unit The disc tray cannot be opened and closed 1 10 5 4 The disc tray cannot be opened and closed 1 10 5 5 The No Disc indication 1 10 6 6 Both picture and sound do not operate normally 1 10 6 7 Picture does not appear normally 1 10 7 8 Audio is not outputted 1 10 8 1 The key operation is not functionin...

Страница 25: ...he rectifying diode or circuit is shorted in each rectifying circuit of secondary side and service it if defective FLOW CHART NO 3 When the output voltage fluctuates No Yes Does the secondary side photo coupler circuit operate normally Check the circuit and service it if defective IC1001 D1012 D1024 Check the circuit and service it if defective IC1001 Q031 D031 D040 FLOW CHART NO 4 When buzz sound...

Страница 26: ...d AL 5V is outputted normally Is 12V voltage supplied to the collector of Q055 Check Q052 D052 and their periphery and service it if defective No No Yes Yes Is the L pulse inputted to the base of Q052 Check D015 D031 C018 and their periphery and service it if defective Replace IC501 FLOW CHART NO 8 TIMER 5V is not outputted AL 5V is outputted normally Is the H pulse inputted to the base of Q057 No...

Страница 27: ...42 C1018 and their periphery and service it if defective No Yes Check D1008 C1007 L1007 C1038 and their periphery and service it if defective FLOW CHART NO 15 EV 3 3V is not outputted FLOW CHART NO 12 DVD P ON 3 3V is not outputted DVD P ON 12V is outputted normally Is 4V voltage supplied to Pin 1 of IC1004 Replace IC1004 Is the H pulse approximately 5V inputted into the base of Q1011 Replace Q101...

Страница 28: ...rol receiver and Pin 22 of CN1001 and service it if defective Is the L pulse sent out from Pin 1 terminal of the RM2001 remote control receiver when the remote control unit is activated Is the L pulse signal supplied to Pin 22 of CN1001 Replace the DVD Main CBA Yes Yes Replace DVD Main CBA Yes Yes Is 5V voltage supplied to Pin 3 terminal of the RM2001 remote control receiver Yes No Check AL 5V lin...

Страница 29: ... Main CBA Original DVD Main CBA is poor Replace the DVD Mechanism No improvement can be found No FLOW CHART NO 6 Both picture and sound do not operate normally Yes Replace the DVD Main CBA Original DVD Main CBA is poor Replace the DVD Mechanism No improvement can be found No ...

Страница 30: ...C1402 6PIN Pb Cb CN1601 4PIN IC1402 8PIN Pr Cr CN1601 1PIN IC1403 3PIN S Y I Are the video signals shown above inputted into each pin of IC1402 and IC1403 Are the video signals outputted to each pin of IC1402 and IC1403 Are the video signals outputted to the specific output terminal Are the component video signals outputted to the VIDEO OUT terminal JK1403 Are the luminance signals outputted to th...

Страница 31: ...it if defective Check each line between each pin of CN1601 and each pin of IC1201 on Main CBA and service it if defective CN1601 14PIN IC1201 2PIN AUDIO L CN1601 16PIN IC1201 6PIN AUDIO R Are the analog audio signals inputted to each pin of IC1201 Are the analog audio signals inputted to each pin of IC1201 Are the audio signals outputted to the specific output terminal Are the audio signals output...

Страница 32: ...STOP EJECT REW POWER Terminal voltage of IC501 66 67 KEY 1 IC501 67 KEY 2 IC501 66 V Replace the RM2001 remote control receiver Or replace remote control unit Check the line between the RM2001 remote control receiver and the Pin 5 of IC501 and service it if defective Replace IC501 Is the L pulse sent out from Pin 1 terminal of the RM2001 remote control receiver when the remote control unit is acti...

Страница 33: ...ce it if defective While the Takeup Reel is rotating is the reel pulse signal inputted to Pin 3 of IC501 While the reel pulse signal is inputting is L pulse inputted to Pin 21 of IC501 Is the specified voltage approximately 13V outputted to the terminal of the Lading Motor Unit When loading a cassette tape does the LD SW operate normally When loading a cassette tape is the specified voltage approx...

Страница 34: ...and service it if defective Check the AL 12V line and service it if defective Check the AL 12V line and service it if defective DRUM PG FG SIGNAL WAVEFORM Replace IC501 No No No No No No No No No No No Yes Yes Yes Is 5V voltage supplied to Pin 2 of CN502 Is the drum PG FG signal inputted to Pin 47 of IC501 Is the drum PG FG signal inputted to Pin 47 of IC501 Is 12V voltage supplied at Pin 1 11 of ...

Страница 35: ...upplied to Pin 7 of IC751 Is 5V voltage supplied to Pin 23 of IC301 Is the serial data clock and chip select signal supplied to Pins 53 54 55 of IC301 Check the P ON 5V line and service it if defective No Check the AL 5V line and the AL 30V line R777 R778 and service it if defective Check the line between Pin 25 of IC301 and Pin 41 of IC501 and service it if defective Check the line between Pins 5...

Страница 36: ...9 Pin 71 Pin 7 Pin 69 Pin 57 Rear input terminal Tuner audio signal Yes Yes Yes Yes Yes Yes Yes Yes Yes Yes Yes No No No No No No No No No No No No No Check the line between Pin 57 of IC451 and Pin 15 of tuner and service it if defective Check the line between Pins 37 38 of IC451 and Pins 12 13 of IC501 and service it if defective Check the line between Pin 49 of IC451 and Pin 7 of IC501 and servi...

Страница 37: ... signal outputted to Pin 9 of IC301 Yes Yes Replace ACE head Yes Yes No No No No Check the Hi Fi H SW line between Pin 39 of IC451 and Pin 25 of IC501 and service it if defective Check the line between Pin 6 of IC451 and Pin 76 78 80 of IC301 and service it if defective Check the Bias oscillation circuit Q421 Q422 Q425 Q426 and service it if defective Replace IC451 Replace Cylinder Assembly No Rep...

Страница 38: ... dirt on the surface of ACE head Is the audio signal supplied to Pin 6 of IC301 Replace IC301 Is the audio signal outputted to Pin 10 of IC301 Check the line between Pin 10 of IC301 and Pin 4 of IC451 and service it if defective Service and replace poor parts Readjust the height of the ACE head Clean the surface of ACE head Yes Yes Yes Is the height of ACE head appropriate Yes Replace the ACE head...

Страница 39: ...N L P DOWN L 1 P DOWN L H A SW 79 H A SW H A COMP 80 H A COMP 46 OUTPUT SELECT YCA SCL YCA SDA YCA CS YCA SCL 14 YCA SDA 15 YCA CS 16 YCA SCL YCA SDA YCA CS SW511 REC SW CLOCK DATA TU701 TUNER UNIT 11 12 DVD H IND 71 D567 DVD D566 VCR AL 5V Q566 Q567 LD SW 68 AL 15 5V 12V AL 5V DVD L IND 70 AL 5V SW512 AL 18V P ON 5V LD SW AL 5V D555 S LED IIC BUS SCL IIC BUS SDA 12 13 IIC BUS SCL IIC BUS SDA NORM...

Страница 40: ...501 OSD LUMINANCE SIGNAL PROCESS VIDEO R 1 HEAD VIDEO L 1 HEAD V R 1 V COM V L 1 CN253 1 2 3 V L 2 V COM V R 2 4 5 6 VIDEO AGC TUNER FRONT REAR R P R P SYNC SEPA FBC Y C MIX CCD 1H DELAY R P YNR COMB FILTER CHROMINANCE SIGNAL PROCESS IC301 VIDEO SIGNAL PROCESS HEAD AMP 26 57 32 30 QV QH 6dB AMP RF SW RF SW 59 V ENV H A SW H A COMP H A COMP TP302 VIDEO L 2 HEAD VIDEO R 2 HEAD TP301 C PB D V SYNC C ...

Страница 41: ...ULL ERASE HEAD YCA CS YCA SCL YCA SDA SIF A IN R F A IN L F A IN L A IN R A OUT R A OUT L N A OUT N A IN JK752 A IN R A IN L JK754 A IN L JK755 A IN R FRONT REAR IC751 OUTPUT SELECT DVD A L DVD A R 3 2 4 5 DVD A L DVD A R TP753 A OUT R TP754 A OUT L SW CTL DVD VCR DVD VCR JK751 A OUT R A OUT L JK756 A OUT R A OUT L 9 10 11 5 3 12 13 14 4 OUTPUT SELECT DVD AUDIO SIGNAL TUNER UNIT AUDIO SIGNAL PROCE...

Страница 42: ... PULSE NOISE DET ALC 34 33 23 4 80 2 78 37 38 54 77 1 39 26 24 27 SIF A IN R A IN L N A OUT A IN R F A IN L F DVD A L DVD A R LIM 49 MUTE A OUT L MOD A A OUT R N A IN Hi Fi H SW A MUTE H NORMAL L 40 ST SAP MODE TO AUDIO BLOCK DIAGRAM IIC BUS SDA IIC BUS SCL P ON 9V TO SERVO SYSTEM CONTROL BLOCK DIAGRAM Hi Fi AUDIO R HEAD Hi Fi AUDIO L HEAD CYLINDER ASSEMBLY MAIN CBA Hi Fi A R 7 Hi Fi COM 8 Hi Fi A...

Страница 43: ... P ON 5V P ON L P DOWN L Q057 COLD HOT AL 12V MAIN CBA NOTE The voltage for parts in hot circuit is measured using hot GND as a common terminal CAUTION FOR CONTINUED PROTECTION AGAINST FIRE HAZARD REPLACE ONLY WITH THE SAME TYPE FUSE ATTENTION POUR UNE PROTECTION CONTINUE LES RISQES D INCELE N UTILISER QUE DES FUSIBLE DE MEMO TYPE RISK OF FIRE REPLACE FUSE AS MARKED This symbol means fast operatin...

Страница 44: ... 65 68 82 60 61 67 REMOTE FP DOUT NU FP STB FP DIN FP CLK 59 IC301 SERVO DRIVE CN301 M SLED MOTOR M SPINDLE MOTOR IC101 MICRO CONTROLLER SLED MOTOR DRIVE FOCUS ACTUATOR DRIVE SPINDLE MOTOR DRIVE TRACKING ACTUATOR DRIVE 147 TRAY IN SLD 75 SPDL 76 TRACKING DRIVE 148 FOCUS DRIVE 66 FS FS TS TS 57 ADAC MD 56 ADAC MC 86 ADAC ML ADAC MC ADAC ML PCM SCLK 88 A MUTE ADAC MD A MUTE 163 PCM SCLK TRAY IN 3 SP...

Страница 45: ...ECODER I O PROCESSOR INST ROM DATA RAM INST ROM SERIAL D A GENERAL I O INTERRUPT CONTROLLER TIMER WATCH DOG TIMER REMOTE CONTROL 32BIT CPU STREAM I F EXTERNAL MEMORY I F SDRAM ECC UMAC 114 115 116 117 132 131 134 133 129 130 126 124 125 123 83 DEBUG BCU INST RAM DATA RAM D A D A D A 149 158 Y C Pr Cr Pb Cb VIDEO Y VIDEO C VIDEO Pr Cr VIDEO Pb Cb 177 SPDIF 170 PCM BCK 171 PCM DATA 169 PCM LRCLK 152...

Страница 46: ...CTION CONTROLLER ENPHANCED MULTI LEVEL DELTA SIGMA MODULATOR DAC LPF AMP L CH R CH LPF AMP DAC ZERO DETECT SYSTEM CLOCK 1 2 6 7 5 DVD A L DVD A R PCM BCK SPDIF PCM DATA0 PCM LRCLK ADAC MD ADAC MC ADAC ML PCM SCLK DVD AUDIO SIGNAL DATA AUDIO SIGNAL 19 19 SPDIF A MUTE 3 3V Q1204 WF10 3 WF9 CN601 8 8 VIDEO Y I P 10 10 VIDEO C 6 6 VIDEO Pb Cb 4 4 VIDEO Pr Cr VIDEO Y I P VIDEO C JK1401 S VIDEO OUT CN16...

Страница 47: ...y When tape loading mechanism is not functioning correctly When reel and capstan mechanism is not functioning correctly EJECT D is displayed on a TV screen Refer to Fig 4 EJECT C is displayed on a TV screen Refer to Fig 3 EJECT T is displayed on a TV screen Refer to Fig 2 EJECT R is displayed on a TV screen Refer to Fig 1 When reel and capstan mechanism is not functioning correctly Fig 1 When tape...

Страница 48: ...ards Capacitor Temperature Markings Mark Capacity change rate Standard temperature Temperature range B F 10 30 80 15 30 80 20 C 20 C 20 C 20 C 25 85 C 25 85 C 25 85 C 10 70 C SR Z Capacitors and transistors are represented by the following symbols SCHEMATIC DIAGRAMS CBA S AND TEST POINTS Notes 1 Do not use the part number shown on these draw ings for ordering The correct part number is shown in th...

Страница 49: ...ended since the drawings were prepared 2 To maintain original function and reliability of repaired units use only original replacement parts which are listed with their part numbers in the parts list section of the service manual 4 Mode SP REC 5 Voltage indications for PLAY and REC modes on the schematics are as shown below 2 3 1 5 0 2 5 PLAY mode STOP mode 5 0 The same voltage for both PLAY STOP ...

Страница 50: ...D 1 12 3 1 12 4 H9641SCM1 Main 1 8 Schematic Diagram VCR Section MAIN 1 8 Ref No Position IC501 C 3 IC505 B 1 Q501 D 1 Q506 A 2 CN501 A 4 CN502 F 4 CN504 A 4 VR501 B 4 TP505 B 2 TP513 B 4 TEST POINTS VARIABLE RESISTOR TRANSISTORS ICS CONNECTORS ...

Страница 51: ...TRK A ALL B PSCAN DVD PM HDVCD A 7G 6G 5G 4G 3G 2G 1G a b c d e f g c d e f f g c d e f g c d e f g c d e f g c d e f g h i i a b a b a b a b a b IC611 MATRIX CHART REPEAT TITLE GROUP VCR CHP REC SACD TRK ALL B PSCAN DVD P M HD V CD A A MAIN 2 8 Ref No Position IC571 K 3 Q503 L 1 Q504 L 1 Q563 H 3 Q565 H 3 Q566 H 3 Q567 I 3 CN509 H 4 TP502 I 4 TP506 K 1 TP507 K 1 TEST POINTS TRANSISTORS IC CONNECT...

Страница 52: ...NG BOARD MAIN 3 8 Ref No Position IC301 O 2 Q301 Q 3 Q302 Q 4 Q303 Q 4 Q421 N 1 Q422 N 1 Q425 N 1 Q426 N 1 CN253 M 4 TP301 P 1 TP302 O 4 IC TRANSISTORS CONNECTOR TEST POINTS 1 12 7 1 12 8 Main 3 8 Schematic Diagram VCR Section H9641SCM3 ...

Страница 53: ...NOTE CBA AND PWB MEANS PRINTED WIRING BOARD Main 4 8 Schematic Diagram VCR Section 1 12 9 1 12 10 H9641SCM4 ...

Страница 54: ...NTED WIRING BOARD 1 12 11 1 12 12 H9641SCM5 Main 5 8 Schematic Diagram VCR Section MAIN 5 8 Ref No Position IC1201 Y 1 IC1402 Z 2 IC1403 Z 3 Q1201 Z 1 Q1202 Z 1 Q1204 Z 1 Q1351 AA 1 Q1385 Y 2 CN1601 X 3 CONNECTOR TRANSISTORS ICS ...

Страница 55: ...BA AND PWB MEANS PRINTED WIRING BOARD Main 6 8 Schematic Diagram VCR Section 1 12 13 1 12 14 H9641SCM6 MAIN 6 8 Ref No Position IC751 AE 3 Q391 AF 3 TP751 AF 2 TP753 AF 2 TP754 AF 2 TEST POINTS TRANSISTOR IC ...

Страница 56: ...DVD Open Close Schematic Diagrams VCR Section 1 12 15 1 12 16 H9641SCM7 MAIN 7 8 Ref No Position IC1002 AI 4 IC1004 AJ 3 Q052 AL 4 Q055 AK 3 Q056 AL 3 Q057 AK 3 Q1004 AJ 2 Q1005 AK 2 Q1006 AL 2 Q1011 AI 2 CN1001 AH 3 CN2003 AL 1 TRANSISTORS ICS CONNECTORS ...

Страница 57: ...TH THE SAME TYPE FUSE ATTENTION POUR UNE PROTECTION CONTINUE LES RISQES D INCELE N UTILISER QUE DES FUSIBLE DE MÊME TYPE RISK OF FIRE REPLACE FUSE AS MARKED This symbol means fast operating fuse Ce symbole reprèsente un fusible à fusion rapide CAUTION Fixed voltage or Auto voltage selectable power supply circuit is used in this unit If Main Fuse F1001 is blown check to see that all components in t...

Страница 58: ...RD 1 12 19 1 12 20 H9641SCD1 DVD Main 1 3 Schematic Diagram DVD Section DVD MAIN 1 3 Ref No Position IC201 C 1 IC202 D 4 IC301 D 3 IC461 F 1 IC462 E 1 Q251 C 2 Q252 B 2 Q253 C 2 Q254 B 2 CN201 A 3 CN301 A 1 CN401 F 3 ICS TRANSISTORS CONNECTORS ...

Страница 59: ...NOTE CBA AND PWB MEANS PRINTED WIRING BOARD 1 12 21 1 12 22 H9641SCD2 DVD Main 2 3 Schematic Diagram DVD Section DVD MAIN 2 3 Ref No Position IC101 H 4 CN702 G 2 IC CONNECTOR ...

Страница 60: ...0 1 0 1 31 63 0 0 95 127 2 3 2 3 32 64 0 0 96 128 1 7 1 7 PIN NO PLAY STOP PIN NO PLAY STOP PIN NO PLAY STOP PIN NO PLAY STOP 129 2 3 2 3 161 3 4 3 4 193 225 3 4 3 4 130 2 3 2 3 162 0 0 194 226 131 2 3 2 3 163 1 8 1 8 195 227 132 2 4 2 3 164 0 0 196 3 4 3 4 228 133 2 4 2 4 165 1 7 1 8 197 229 0 0 134 2 4 2 4 166 1 7 1 7 198 230 135 2 3 2 3 167 3 4 3 4 199 231 3 4 3 4 136 2 3 2 3 168 0 0 200 232 1 ...

Страница 61: ...25 1 12 26 H9641SCD3 DVD Main 3 3 Schematic Diagram DVD Section DVD MAIN 3 3 Ref No Position IC103 N 3 IC503 O 4 IC601 P 1 CN601 R 1 ICS CONNECTOR Note IC103 is not supplied separately Be sure to replace with the DVD Main CBA unit when servicing IC103 ...

Страница 62: ...SAME TYPE FUSE ATTENTION POUR UNE PROTECTION CONTINUE LES RISQES D INCELE N UTILISER QUE DES FUSIBLE DE MÊME TYPE RISK OF FIRE REPLACE FUSE AS MARKED This symbol means fast operating fuse Ce symbole reprèsente un fusible à fusion rapide CAUTION Fixed voltage or Auto voltage selectable power supply circuit is used in this unit If Main Fuse F1001 is blown check to see that all components in the powe...

Страница 63: ...ONTINUE LES RISQES D INCELE N UTILISER QUE DES FUSIBLE DE MÊME TYPE RISK OF FIRE REPLACE FUSE AS MARKED This symbol means fast operating fuse Ce symbole reprèsente un fusible à fusion rapide BH9600F01012A WF29 CN504 WF4 CN1601 MAIN CBA Ref No Position IC301 C 4 IC451 B 3 IC501 C 2 IC505 A 2 IC571 D 1 IC751 B 5 IC1001 F 5 IC1002 G 2 IC1004 G 2 IC1201 B 5 IC1402 E 4 IC1403 E 4 Q031 F 5 Q052 F 3 Q055...

Страница 64: ...DVD Main CBA Top View DVD Section 1 12 31 BE5900G04012 1 12 32 WF4 CN601 WF10 WF12 CN401 WF14 WF15 CN201 WF16 NOTE CBA AND PWB MEANS PRINTED WIRING BOARD ...

Страница 65: ...NOTE CBA AND PWB MEANS PRINTED WIRING BOARD DVD Main CBA Bottom View DVD Section 1 12 33 1 12 34 BE5900G04012 ...

Страница 66: ...hange 19 FP DIN Serial Data Input 20 P ON 5V P on 5V Power Supply 20 FP STB Serial Interface Strobe 21 FP DOUT Serial Data Output CN301 PIN DESCRIPTION 22 REMOTE Remote Control Signal PIN NO Signal Name Name Function 23 DVD POWER DVD Power on Signal 3 SP Spindle Control Signal 24 OPEN CLOSE DVD Open Close Switch 4 SP Spindle Control Signal 25 DVD PLAY DVD Play Switch 5 TRAY IN Tray In detect 26 DV...

Страница 67: ... 2 5 1 21 WF14 CN601 12 0 3 WF27 22 3 4 13 0 4 0 23 0 14 0 5 WF28 24 0 1 WF4 15 0 6 0 25 0 2 3 4 16 0 7 2 6 26 0 3 17 2 9 8 WF29 27 3 4 4 WF5 18 WF11 9 WF30 5 0 19 WF12 10 0 CN1601 6 WF6 20 WF13 11 12 6 7 0 21 WF14 12 17 7 8 WF7 22 3 4 1 WF4 9 0 23 0 CN504 2 3 4 10 WF8 24 0 3 11 0 25 0 4 WF5 12 0 26 0 1 WF31 5 0 13 3 3 27 3 4 2 WF32 6 WF6 14 WF9 3 WF33 7 0 15 3 3 4 WF34 8 WF7 16 WF9 5 WF35 9 0 17 ...

Страница 68: ...20µs VIDEO Cb Pb 0 1V 20µs Pin 6 of CN1601 MAIN Pin 6 of CN601 DVD MAIN 20µs 0 1V VIDEO Y VIDEO C 0 1V 20µs AUDIO L 1V 0 5ms SPDIF 1V 0 1µs Pin 18 of CN1001 MAIN Pin 18 of CN401 DVD MAIN FP CLK 1V 0 2ms WF1 WF3 WF1 V OUT E E 10µs 50mV x 10 UPPER WF2 WF2 LOWER V OUT 0 1V x 10 RF SW 0 5V x 10 50µs C PB 10mV x 10 RF SW 0 5V x 10 5ms TP751 MAIN TP751 MAIN TP302 MAIN UPPER LOWER TP302 MAIN TP301 MAIN N...

Страница 69: ...CN1001 MAIN Pin 20 of CN401 DVD MAIN FP STB 1V 10ms V COM 0 5V 5ms WF21 Pin 7 9 of CN253 MAIN Hi Fi A R L 0 5V 5ms WF22 Pin 8 of CN253 MAIN Hi Fi COM 1V 5ms WF23 WF24 Pin 2 of CN501 MAIN Pin 1 of CN501 MAIN FE H 5V 10µs FE H GND 10V 10µs WF13 Pin 19 of CN1001 MAIN Pin 19 of CN401 DVD MAIN 1V 0 5ms FP DIN NOTE Input VCR COLOR BAR SIGNAL WITH 1KHz AUDIO SIGNAL WF1 WF3 WF17 WF22 WF31 WF32 DVD POWER O...

Страница 70: ...N504 MAIN WF32 Pin 4 of CN504 MAIN A COM 1V 10µs WF30 Pin 2 of CN504 MAIN AE H FE H 1V 10ms A PB REC 20V 10µs WF33 Pin 5 of CN504 MAIN CTL 10V 10µs WF34 Pin 6 of CN504 MAIN CTL 10V 10µs WF25 Pin 3 of CN502 MAIN C FG 1V 0 5ms NOTE Input VCR COLOR BAR SIGNAL WITH 1KHz AUDIO SIGNAL WF1 WF3 WF17 WF22 WF31 WF32 DVD POWER ON STOP MODE WF4 WF9 CD 1kHz PLAY WF10 WF11 1 13 4 H9641WF ...

Страница 71: ...7 8 9 10 11 12 13 CN1601 DVD A R MUTE DVD A L AUDIO 5V DVD A R AUDIO 5V SPDIF 14 15 16 17 18 19 REMOTE 21 22 DVD POWER 23 DVD PLAY OPEN CLOSE 24 25 OUTPUT SELECT DVD STOP 26 27 FULL ERASE HEAD VIDEO R 1 HEAD VIDEO L 1 HEAD VIDEO IN AUDIO IN R AUDIO IN L FRONT VIDEO L 2 HEAD VIDEO R 2 HEAD Hi Fi AUDIO R HEAD Hi Fi AUDIO L HEAD 9HSVSA10694A 9HS0VSA14947 9HSVSA10694C 9HS0VSA14947 ANT IN ANT OUT VIDEO...

Страница 72: ... 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 TS TS FS CD LD FS GND DVD PD GND CD PD PD MONI DVD LD VREF E GND B DVD P ON 5V CD DVD D A C F GND LD DETECTOR FS TS 7 9 11 2 3 6 5 4 W003 GND VODEO Pr Cr GND VIDEO Pb Cb VIDEO Y I P GND VIDEO C GND GND DVD A MUTE 4 5 6 I P SW NU 2 3 7 8 9 10 11 12 13 CN601 DVD A R MUTE DVD A L AUDIO 5V DVD A R AUDIO 5V SPDIF 14 15 16 17 18 19 9HSN79STHUP VIDEO Y I 1 FP CLK...

Страница 73: ... 2 17V SF 1 51V 1 98V 1 80V SM 3 20V 3 75V 3 40V AU 0 26V 0 65V 0 44V AL 4 51V 5 00V 5 00V SS 2 61V 3 19V 2 97V RS Note EJ RS Loading FWD LM FWD REV H RS EJ Loading REV LM FWD REV L Stop A Loading Stop B Unloading Note Symbol Loading Status EJ Eject CL Eject REW Reel SB REW Reel Stop B TL Stop B Brake Cancel FB Brake Cancel FF REW SF FF REW Stop M FF REW SM Stop M FF REW Stop A AU Stop A Play REC ...

Страница 74: ...de Fig 1 18 RF SW F AD Internal Signal C DRIVE PB CTL 27 C F R 79 H A SW 78 C ROTA The first rise of RF SW after a rise in F AD signal Acceleration Detection T1 AT H Z H L L Stop detection T2 ST Slow Tracking Value BL Reversal Limit Value STILL FRAME ADVANCE STILL 20ms ...

Страница 75: ...D Internal Signal C DRIVE PB CTL 27 C F R 79 H A SW 78 C ROTA H Z H L L STILL STILL AT ST BL Stop detection T2 Acceleration Detection T1 Slow Tracking Value Reversal Limit Value FRAME ADVANCE The first rise of RF SW after a rise in F AD signal 20ms ...

Страница 76: ... REV LD REV LD REV 0 2S 0 5S PIN NO CL EJ SS SS AU AU TL LD SW CL SS LM FWD M REV C DRIVE Z ON ON C F R DRUM ROTATION P ON A MUTE H D REC H D PB PAUSE SLOW AU AL AL AU SF SM EJ AU RS SF SM TL FB AL SB 74 21 27 22 7 23 24 TV VCR 77 POWER OFF STOP PLAY RS FS STILL SLOW PLAY STOP PLAY DISPLAY 0 1S SB TL SB FB SM SM SF AL AL RS AU AL SS AU AL SM 0 8S 0 2S 0 3S 1 0S 0 2S 1 5S 2H 2 5S 4H 0 5S 0 2S 0 8S ...

Страница 77: ... EJECT STOP A LD REV FF LD REV LD REV LD FWD LD FWD LD FWD LD FWD LD FWD LD FWD LD FWD REC PAUSE REC REC REW LD REV LD REV LD REV LD REV LD REV LD REV LD REV PAUSE REC or PAUSE STOP EJECT STOP EJECT STOP EJECT 2 STOP A FF STOP A REW STOP A REC PAUSE PAUSE or REC STOP A EJECT STOP FF STOP REW STOP REC REC REC PAUSE STOP TL TL SM SM SF SF AL AL SM AL AL AL AU AU SM TL SB EJ RS RS SM SM SF FB SM AU A...

Страница 78: ... Section Tray IN TL221 Sled Drive TP303 Disc Drive TP301 Focus Drive TP304 Tracking Drive TP302 0V 3 3V 0V 1 65V 0V 0V 0V 1 65V 1 65V 1 65V Tray Close Play Play Tray Open Tray Close Disc Rotation Play Disc Stop Tray Open ...

Страница 79: ...NC Output 26 VIDEO OUT Video Out 27 AGC AG Filter 28 VIDEO IN3 Video Input 29 BAL TC1 Main COMVCarrier Leak Balancer 30 VIDEO IN2 Video Input 31 VIDEO VREG Regulator Terminal 32 VIDEO IN1 Video Input 33 VCP VC Filter 34 VCA IN VCA Input 35 VCA FILTER VC Filter 36 CCD DRIVE CCD Drive 37 CCD IN CCD Input 38 VSS CCD VSS 39 DELAY OUT Delay Output 40 VSS CCD VSS 41 CLOCK IN Clock In 42 VCO FILTER PLL F...

Страница 80: ...nput Changeover Switch Output L 14 ALC INPUT TERMINAL L ALC Input Terminal L Pin No Signal Name Function 15 VCC 5V LCH Lch 5V Power Supply 16 1 2 VCC TERMINAL 1 2 Vcc Terminal 17 REC MUTE TERMINAL REC Mute Terminal 18 NR WAITING DET TERMINAL L NR Waiting Det Terminal L 19 NR WAITING FILTER TERMINAL1 L NR Waiting Filter Terminal1 L 20 NR WAITING FILTER TERMINAL2 L NR Waiting Filter Terminal2 L 21 C...

Страница 81: ...ATOR ST ST Signal Detection Terminal 57 SIF INPUT SIF Input 58 FM FILTER SIF FM Detection Output Voltage Filter Terminal Pin No Signal Name Function 59 REG FILT Standard Voltage Filter Terminal 60 FILTER AUTO ADJ PLL Roop Filter Terminal for Auto Control 61 NU Not Used 62 AM DETECTOR AM Standard Detection Terminal 63 NU Not Used 64 DC FILTER Signal Line DC Offset Filter 65 DC FILTER Signal Line DC...

Страница 82: ... MHz 36 OUT XO Sub Clock Output 32 768 MHz 37 IN SXI Operation Mode Selecting Input Signal Pin No IN OUT Signal Name Function Active Level 38 OUT VIDEO OUT Composite Video Signal Output 39 Vss2 Vss2 40 IN VIDEO IN Composite Video Signal Input 41 IN C SYNC Composite Synchronized Pulse PULSE 42 VDD2 VDD2 43 IN AFCC Low Path Filter Input Signal For AFC 44 OUT AFCLPF Low Path Filter Output Signal For ...

Страница 83: ...ry Changeover Signal H L 79 OUT H A SW Video Head Amp Switching Pulse H L 80 IN H A COMP Head Amp Comparator Signal H L Pin No Signal Name Function 1 A0 Device Address Input 2 A1 Device Address Input 3 A2 Device Address Input 4 VSS VSS 5 SDA IIC BUS Data 6 SCL IIC BUS Data 7 NU Not Used 8 VCC VCC Pin No IN OUT Signal Name Function Active Level Pin No In Out Signal Name Name Function 1 In FP CLK Cl...

Страница 84: ...tput Voltage Control 5 GND GND Pin No Signal Name Function 1 VIN DC Input 2 VC ON OFF Control 3 FIN DC Output 4 VO DC Output 5 VREF Output Voltage Control 6 GND GND Pin No Signal Name Function 1 A OUTPUT AUDIO L Output 2 A INPUT AUDIO Input 3 A INPUT AUDIO Input 4 GND GND 5 B INPUT AUDIO Input 6 B INPUT AUDIO Input 7 B OUTPUT AUDIO R Output 8 VCC VCC Pin No Signal Name Function 1 NU Not Used 2 BIA...

Страница 85: ...Pin No Signal Name Function 1 C IN Chrominance Signal Input 2 BIAS BIAS 3 Y IN Luminance Signal Interlace Input 4 VCC VCC 5 Y OUT Luminance Signal Output 6 CVBS OUT Composite Video Signal Output 7 C OUT Chrominance Signal Output 8 GND GND ...

Страница 86: ...GND LA71205M MPB E LA72670BM MPB E MN101D08DFT1 9HSSZAB0RMS017 Note A Anode K Cathode E Emitter C Collector B Base R Reference S Source G Gate D Drain KRA103M KRC103M KTA1266 GR KTA1267 Y KTC3193 Y KTC3199 Y BL 2SC1815 GR TPE2 KTC3198 Y KTC3203 Y LTV 817B F PT204 6B 12 KIA4558P 2SK3543 TC4053BF N PT6313 S TP MM1637XVBE RN1511 TE85R MM1636XWRE BA3948FP E2 1 CTL 2 Vcc 3 N C 4 OUT 5 C 6 GND 5 4 8 1 C...

Страница 87: ...021 2L021 1B2 L0 9 L0 9 DVD Main CBA Unit Sensor CBA Sensor CBA A4 A5 AC1001 2B11 2B15 2B15 RM2001 DVD Open Close CBA W001 W011 W012 2L091 2L054 A10 2L012 2L082 B Main CBA 2B15 2L021 2L062 A B A F1001 W003 2B15 2B16 A1X A3 See Electrical Parts List for parts with this mark Some Ref Numbers are not in sequence 2B17 2B52 C C D D Power SW CBA F F NOTE CBA AND PWB MEANS PRINTED WIRING BOARD ...

Страница 88: ...1 18 3 H9641PEX Packing X31 A14 S3 S2 S2 S2 S2 S1 Unit FRONT X3 X20 X2 X1 X4 X5 ...

Страница 89: ... CONTENTS 1 STANDARD MAINTENANCE 2 1 1 2 SERVICE FIXTURE AND TOOLS 2 2 1 3 MECHANICAL ALIGNMENT PROCEDURES 2 3 1 4 DISASSEMBLY ASSEMBLY PROCEDURES OF DECK MECHANISM 2 4 1 5 ALIGNMENT PROCEDURES OF MECHANISM 2 5 1 6 DECK EXPLODED VIEWS 2 6 1 7 DECK PARTS LIST N A ...

Страница 90: ...propyl Alcohol 2 After cleaning the parts do all DECK ADJUSTMENTS 3 For the reference numbers listed above refer to Deck Exploded Views Cylinder Assembly Loading Motor Assembly Pulley Assembly Tension Lever Assembly ACE Head Assembly Reel SP D2 Reel TU D2 Capstan Motor Cap Belt FE Head Idler Gear Idler Arm Pinch Arm A Assembly M Brake SP Assembly M Brake TU Assembly Ldg Belt Cam Holder Assembly B2...

Страница 91: ...cleaning paper Do not apply this procedure for the parts other than the video head Rotate the upper drum with one hand Gently press the cleaning paper to fix with your finger and rotate the upper drum to clean Move to and for 5 times for each head Do not move the cleaning paper Parts Code Description Code ZPAPRA56 001E Cleaning Paper AW ZOiLR 02 24TE Babe Oiler Spoit AH Cleaning of ACE Head Clean ...

Страница 92: ...ent Test Tape Guide Roller Adj Screwdriver Mirror Azimuth Adj Screwdriver Flat Screwdriver Test Tape 9HSFL8HA Available Locally Available Locally Available Locally Available Locally Azimuth and X Value Adjustment of ACE Head Adjustment of Envelope Waveform For Measurement of Hi Fi Output Level BX J 1 4 Test Tape 9HSFL8M For Measurement of Resolution Guide Roller ACE Head Height Tape Transportation...

Страница 93: ...Moving guide preparations are in the Eject Position 4 Turn the LDG Belt in the appropriate direction shown in Fig M1 until the Moving guide preparations come to the Eject Position Stop turning when the prepara tions begin clicking or can not be moved further However the tape will be left wound around the cylinder 5 Turn the LDG Belt in the appropriate direction con tinuously and the cassette tape ...

Страница 94: ... creasing and that there is no slack on the supply and take up side Guide Rollers Use a blank tape Adjust the height of the Guide Rollers Supply side and take up side Use a blank tape Page 2 3 3 Loading Use a blank tape Adjust the envelope Page 2 3 4 Check the envelope Adjust the Audio Section Azimuth Alignment Page 2 3 4 Check the audio output Check the following 1 X Value Page 2 3 3 2 Envelope P...

Страница 95: ... and M5 4 If creasing or snaking is apparent adjust the Tilt Adj Screw of the ACE Head Fig M6 Azimuth Adj Screw Flat Screwdriver Tilt Adj Screw ACE Head Fig M6 1 B X Value Alignment Purpose To obtain maximum PB FM envelope signal at the preset position of the Tracking Control Circuit align the Horizontal Position of the ACE Head Symptom of Misalignment If the Horizontal Position of the ACE Head is...

Страница 96: ...ng the oscilloscope display so that the envelope becomes as flat as possible To do this adjustment turn the top of the Guide Roller with the Guide Roller Adj Screw driver 3 If the envelope is as shown in Fig M7 adjust the height of Guide Roller 2 Refer to Fig M3 so that the waveform looks like the one shown in Fig M9 4 If the envelope is as shown in Fig M8 adjust the height of Guide Roller 3 Refer...

Страница 97: ... of pushes to ensure preset position The number of pushes CH UP button to achieve 1 2 level of envelope should match the number of pushes CH DOWN button from center If required redo the X Value Alignment 1 E Checking and Alignment of Tape Path during reversing Purpose To make sure that the tape path is well stabilized during reversing Symptom of Misalignment If the tape path is unstable during rev...

Страница 98: ...L 3 P 1 6 2 Cassette Plate T DM5 7 7 Cylinder Assembly T DM1 DM6 Desolder 3 S 2 8 8 Assembly Loading Motor T DM1 DM7 2 S 3 Desolder LDG Belt 9 9 ACE Head Assembly T DM1 DM7 S 4 10 2 Assembly Tape Guide Arm T DM1 DM8 1 P 2 11 10 C Door Opener T DM1 DM8 1 S 4A L 4 12 11 Pinch Arm B T DM8 2 DM1 DM8 1 P 3 13 12 Assembly Pinch Arm A T DM8 2 DM1 DM8 1 14 14 FE Head T DM1 DM9 S 5 15 15 Prism T DM1 DM9 S ...

Страница 99: ...REMOVAL INSTALLATION Fig No UNPLUG DESOLDER UNLOCK RELEASE REMOVE UNHOOK CONDITION ADJUSTMENT 29 25 Idler Gear B DM1 DM14 30 29 Idler Arm B DM1 DM14 L 11 31 25 BT Arm B DM2 DM14 P 6 32 25 Assembly Loading Arm SP B DM2 DM14 Sec Page 2 5 1 Refer to Alignment 33 32 Assembly Loading Arm TU B DM2 DM14 Sec Page 2 5 1 Refer to Alignment 34 2 25 Assembly M Brake TU T DM1 DM15 P 7 Brake Belt 35 2 25 Assemb...

Страница 100: ...2 4 3 H9641DA 14 13 11 10 12 7 8 30 40 16 39 38 42 41 43 9 34 15 36 35 29 Fig DM1 Top View 46 32 20 33 24 25 27 26 23 28 31 21 22 Bottom View Fig DM2 ...

Страница 101: ... Pin D Pull up Slide 1 2 A 3 6 6 L 2 Pin A Hole A Pin B Hole B L 1 First insert 6 diagonally in 3 as shown below Then install 6 in 3 while pushing L 1 in a direction of arrow After installing 6 in 3 confirm that pin A of 3 enters hole A of 6 properly Installation of 3 and 6 View for A 2 1 4 Install 6 in 4 while pulling L 2 in a direction of arrow After installing 6 in 4 confirm that pin B of 4 ent...

Страница 102: ...M7 A 8 9 S 4 S 3 LDG Belt 8 Pin of 12 Pin of 10 Groove of 28 View for A Fig DM8 1 When reassembling 10 and 12 confirm that pin of 10 and pin of 12 are in the groove of 28 as shown 28 11 13 12 A 10 L 4 S 4A P 3 P 2 Removal of 11 1 Remove screw S 4A 2 Unhook spring P 2 3 Release L 4 while holding 12 with a finger 4 Loosen a finger holding 12 and remove 11 ...

Страница 103: ...r to Fig A Fig A 13 12 P 3 Fig B Top view Install pin of 12 in groove of 28 Refer to Fig B 28 Hold 12 and 13 till groove of pin of chassis looks and fit 13 in notch of chassis Then turn a few 13 while holding 12 Refer to Fig C Fig C Groove of pin of chassis Notch of chassis turn 13 12 Install 11 and 10 while holding 12 Refer to Fig DM8 1 Fig DM8 2 Fig DM9 14 15 S 6 S 5 16 Fig DM10 18 17 19 S 7 L 5...

Страница 104: ...P 5 28 When installing 23 install the spring P 5 to 28 as shown in the left figure and then install 23 while pressing the spring P 5 to the direction of the arrow in the left figure and confirming that the position of the spring P 5 is placed as shown in the left figure Pin on bottom of 23 23 28 Pin on 22 Position of pin on 22 Top View ...

Страница 105: ...5 and 28 as shown Bottom View 28 25 28 Top View First tooth on 44 First groove on 28 Installation of 25 When reassembling 28 align the first groove on 28 to the first tooth on 44 as shown Fig DM13 2 Fig DM14 Refer to the Alignment Section Page 2 5 1 30 29 L 11 P 6 32 33 31 Fig DM15 turn turn Break belt 35 38 39 40 36 P 8 P 7 turn 34 37 L 12 ...

Страница 106: ...2 4 9 H9641DA Fig DM16 43 41 42 Slide Plate S 11 L 13 Fig DM17 44 45 Slide ...

Страница 107: ... Alignment points in Eject Position Alignment 3 Alignment 1 Top View Fig AL1 Bottom View Alignment 2 ALIGNMENT PROCEDURES OF MECHANISM Alignment 1 Loading Arm SP and TU Assembly Install Loading Arm SP and TU Assembly so that their triangle marks point to each other as shown in Fig AL2 Alignment 2 Mode Gear Keeping the two triangles pointing at each other install the Loading Arm SP Assembly so that...

Страница 108: ...EXPLODED VIEWS Deck Mechanism View 1 B12 B492 B11 B571 B37 Some Ref Numbers are not in sequence B126 B8 B121 B426 B560 L1450 L1322 B5 L1450 L1466 B501 B410 B74 L1051 B35 B411 B494 B567 L1053 L1191 B73 B9 L1467 B553 B2 B10 ...

Страница 109: ...iew 2 B508 B414 B516 B559 B52 B134 B133 B568 B593 B565 B417 Some Ref Numbers are not in sequence B507 B488 B570 B491 B513 B502 L1151 B525 B592 B31 L1406 B148 B558 B557 B3 B522 B521 B520 B590 B564 B573 B574 B591 B416 A B487 B499 B587 ...

Страница 110: ...2 6 3 H9641DEX Deck Mechanism View 3 B563 B300 B562 B482 B355 B354 B483 B425 L1321 B347 L1321 B313 L1341 B303 B555 B514 Some Ref Numbers are not in sequence B361 B359 B529 B360 ...

Страница 111: ...an COPYRIGHT 2004 BY SHARP CORPORATION ALL RIGHTS RESERVED No part of this publication may be reproduced stored in a retrieval system or transmitted in any form or by any means electronic mechanical photocopying recording or otherwise without prior written permission of the publisher Sep 2004 Printed in JAPAN ...

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