Sharp DV-NC100S Service Manual Download Page 71

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WAVEFORMS

1-13-1

H9740WF

WF3

WF2

WF3

V-OUT E-E

s 50mV x 10

UPPER

WF1

LOWER

V-OUT 0.1V x 10
RF-SW 0.5V x 10

C-PB 10mV x 10
RF-SW 0.5V x 10

5ms

TP751

TP504

UPPER

LOWER

TP504

TP301

WF4

WF6

Pin 6 of IC1403

WF5

VIDEO-Y

0.2V

VIDEO-C

0.2V

DVD-VIDEO

0.5V

WF7

DVD-A(L)

0.5ms

WF8

DVD-A(R)

WF9

SPDIF

0.1

Pin 1 of CN1601

Pin 10 of CN1601

Pin 14 of CN1601

Pin 16 of CN1601

Pin 19 of CN1601

NOTE:

Input
VCR: COLOR BAR SIGNAL
(WF1~WF3)
DVD: POWER ON (STOP) MODE
(WF4~WF6)
CD: 1kHz PLAY
(WF7~WF9)

0.5ms

Summary of Contents for DV-NC100S

Page 1: ... 4 1 5 PREPARATION FOR SERVICING 1 5 1 6 OPERATING CONTROLS AND FUNCTIONS 1 6 1 7 CABINET DISASSEMBLY INSTRUCTIONS 1 7 1 8 ELECTRICAL ADJUSTMENT INSTRUCTIONS 1 8 1 9 FIRMWARE RENEWAL MODE 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 1 13 1 15 WIRING DIAGRAM 1 14 1 16 IC PIN FUNCTION DES...

Page 2: ...RATING CONTROLS AND FUNCTIONS 1 6 1 7 CABINET DISASSEMBLY INSTRUCTIONS 1 7 1 8 ELECTRICAL ADJUSTMENT INSTRUCTIONS 1 8 1 9 FIRMWARE RENEWAL MODE 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 1 13 1 15 WIRING DIAGRAM 1 14 1 16 IC PIN FUNCTION DESCRIPTIONS 1 15 1 17 LEAD IDENTIFICATIONS 1 1...

Page 3: ... 3 4 Distortion R P 1 0 4 3 5 Freq resp R P at 200Hz PB dB 6 2 20dB ref 1kHz at 8kHz PB dB 6 2 4 Tuner 4 1 Video output Vp p 0 8 1 1 2 4 2 Video S N dB 39 44 4 3 Audio output dB 10 6 4 4 4 Audio S N dB 40 46 5 Hi Fi Audio 5 1 Output PB dBV 11 8 5 5 2 Dynamic Range dB 70 80 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...

Page 4: ...ption 30 W Standby 5 5 W 6 Weight 6 84 lbs 3 2kg 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 01 CD 1k Hz 0 dB 0 01 DVD Section ...

Page 5: ...am is emitted from the location shown in the 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 ...

Page 6: ...r 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 condensateu...

Page 7: ...r solde r ing bit contact our service station or service ranch 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 be peeled off or the maximum heat...

Page 8: ... 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...

Page 9: ...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...

Page 10: ...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...

Page 11: ...sembly and press the PLAY button The tape will be loaded into the Deck Mechanism Assembly Make sure the power is on connect TP501 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...

Page 12: ... this jack to the 21 pin scart jack on your A V compatible TV or wide screen TV for a best quality picture 26 EURO AV2 DECODER Jack Use the Euro Audio Video cable to connect this jack to the 21 pin scart jack on your decoder 27 RF OUT Jack Use the supplied round coaxial cable to connect this jack to the ANTENNA IN Jack on your TV 28 AERIAL Jack Connect your antenna Cable Box or Direct Broadcast Sy...

Page 13: ...output mode and to use the remote control in VCR mode 7 TITLE Button Displays the title menu 8 ARROW Buttons up down left right Press to select an item in the menu and to move the cursor 9 RETURN Button Returns to the previous operation 10 Numerical Buttons 11 CLEAR C RESET Button Press to clear the markers or the incorrect input DVD Press to reset the counter VCR 12 PLAY Button Press to begin pla...

Page 14: ...ghts up when the inserted disc comes to a pause Displays the elapsed time of the title or track The number of a new title chapter or track is displayed when a chapter or track is switched No disc inserted or cannot read Tray open Tray closed Loading the Disc Lights up when the playback control is activated Lights up when the inserted cassette is being played back REC Lights up when a tape is in th...

Page 15: ... 1 Top Case 1 8 S 1 2 Front 2 3 L 1 3 L 2 1 Assembly 1 1 1 2 3 Top 2 3 S 2 Bracket 4 DVD 3 4 S 3 CN401 Mecha CN601 Assembly 5 Partition 3 S 4 Plate 6 Power 3 2 S 5 CN501 Supply CBA 1 Top Case 2 Front Assembly 3 Top Bracket 4 DVD Mecha Assembly 8 DVD Main CBA Unit 5 Partition Plate 7 Loader Holder 6 Power Supply CBA 9 VCR Chassis Unit 10 Deck Assembly 11 DVD Open Close CBA 13 Main CBA 12 Power SW C...

Page 16: ... damage of pickup follow next procedures 2 1 Disconnect Connector CN301 Remove a Screw S 7 and lift the DVD Main CBA Unit Fig 4 2 2 Short the three short lands 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 4 CAUTION 3 When reassembling confirm the FFC cable CN201 is connected completely The...

Page 17: ...S 8 S 8 L 3 9 VCR Chassis Unit Fig 5 S 10 S 10 CN201 CN301 S 7 S 7 A Fig 4 8 DVD Main CBA Unit View for A Short the three short lands by soldering Either of two places Short lands Short lands FPC Cable DVD Mecha OR Solder Solder ...

Page 18: ...Assembly ACE Head Assembly Fig 6 Desolder 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 13 Main CBA SW507 LD SW LD SW Pin Hole Hole Shaft Cam Gear 13 Main CBA 10 Deck Assem...

Page 19: ...W TO EJECT MANUALLY 1 Remove the Top Case 2 Rotate the roulette in the direction of the arrow as shown below 3 Pull the tray slowly with a hand View for A Rotate this roulette in the direction of the arrow A DVD Mecha ...

Page 20: ...z 2 Alignment Tape 9HSFL6A 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 9HSFL6A Oscillosc...

Page 21: ...ls Disc Error will appear on the screen then the tray will open automatically VERSION D5 _ ab5 Reading 2 F W Version Up Mode Model No VERSION Fig c Programming Mode Screen differ depending on the models Fig d VFD in Programming Mode Example FIRMWARE RENEWAL MODE The appearance shown in 2 of Fig c is described as follows Appearance No State Reading Sending files into the memory Erasing Erasing prev...

Page 22: ...ig 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 OPERATE button ...

Page 23: ...the 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 D1006 D1012 D1024 Check the circuit and service it if defective IC1001 Q1004 D1019 FLOW CHART NO 4 When buzz s...

Page 24: ...5V voltage supplied to the collector of Q056 Replace Q056 No No Yes Yes Is the H pulse inputted to the base of Q056 Check D016 L013 C017 C018 and their periphery and service it if defective Check R058 R059 R060 and their periphery and service it if defective FLOW CHART NO 7 AL 9V AL 12V is not outputted P ON 44V is outputted normally Is 12V voltage supplied to the collector of Q055 Replace Q055 No...

Page 25: ... approximately 6V inputted to the base of Q1055 Replace Q1055 See FLOW CHART NO 11 DVD P ON 12V is not outputted Yes No The fluorescent display tube does not light up Is 3 3V voltage supplied to Pin 6 24 of IC612 Is approximately 24V to 28V voltage supplied to Pin 15 of IC612 Is there approximately 500kHz oscillation to Pin 26 of IC612 Are the filament voltage applied between 1 2 and 29 30 of the ...

Page 26: ...emote control receiver and Pin 22 of CL1051 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 CL1051 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...

Page 27: ... 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 ...

Page 28: ...IC1403 1PIN S C CN1601 4PIN IC102 8PIN R CN1601 8PIN IC102 6PIN G CN1601 6PIN IC102 1PIN B Are the video signals shown above inputted into each pin of IC1403 and IC102 Are the video signals outputted to each pin of IC1403 and IC102 Are the video signals outputted to the specific output terminal Are the RGB video signals outputted to the Scart jack JK101 Are the luminance signals outputted to the S...

Page 29: ...e 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 6PIN AUDIO L CN1601 16PIN IC1201 2PIN AUDIO R Are the analog audio signals inputted to each pin of IC1201 Are the analog audio signals outputted to each pin of IC1201 Are the audio signals outputted to the specific output terminal Are the audio signals out...

Page 30: ... DOWN POWER REC OTR Terminal voltage of IC501 7 8 KEY 1 IC501 7 KEY 2 IC501 8 V Replace the RM2001 remote control receiver Replace remote control unit if need Check the line between the RM2001 remote control receiver and the Pin 14 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 act...

Page 31: ...e it if defective While the Takeup Reel is rotating is the reel pulse signal inputted to Pin 80 of IC501 While the reel pulse signal is inputting is L pulse outputted to Pin 81 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 appro...

Page 32: ...e and service it if defective Check the P ON 5V line and service it if defective Check the line between Pin 8 of CN502 and Pin 77 of IC501 and service it if defective 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 90 of IC501 Is the drum PG FG signal inputted to Pin 90 of IC501 Is 12V voltage supplied at ...

Page 33: ... Pin 4 of IC751 Is the L pulse inputted into Pin 9 10 11 of IC751 Yes Replace IC751 Replace IC501 Is approximately 5V voltage supplied to Pin 16 of IC751 or approximately 5V voltage supplied to Pin 7 of IC751 No Check the AL 5V line and the AL 30V line R764 R765 and service it if defective Check the line between Pin 67 of IC301 and Pin 58 of IC501 and service it if defective Check the line between...

Page 34: ...below Front input terminal L ch R ch Pin 8 Pin 54 Pin 6 Pin 52 Pin 4 Pin 50 Scart jack 1 JK101 Pin 10 Pin 56 Scart jack 2 JK1402 Tuner audio signal 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 Pins 4 50 of IC451 and Pin 22 of tuner and service it if defective Check the line between Pin 37 38 of IC451 and Pin 71 72 of IC501 and service it if ...

Page 35: ...tted to Pin 100 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 19 of IC501 and service it if defective Check the line between Pin 78 of IC451 and Pin 13 15 17 of IC301 and service it if defective Check the Bias oscillation circuit Q401 Q403 Q404 Q405 Q406 and service it if defective Replace IC451 Replace IC451 No Replace IC301 No Rep...

Page 36: ...o dirt on the surface of ACE head Is the audio signal supplied to Pin 9 of IC301 Replace IC301 Is the audio signal outputted to Pin 11 of IC301 Check the line between Pin 11 of IC301 and Pin 80 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 Is the height of ACE head appropriate Yes Replace the ACE head Y...

Page 37: ...56 DAVN L DAVN L OUTPUT SELECT IIC BUS SCL 71 LD SW REMOTE VIDEO 9 AL 5V AL 5V SW507 LD SW AL 5V D555 S LED TO POWER SUPPLY BLOCK DIAGRAM TP501 SENS INH CAPSTAN MOTOR IC501 SERVO SYSTEM CONTROL LINE MUTE LINE MUTE 28 5 6 SENSOR CBA SENSOR CBA END S ST S Q504 Q503 REC SAFETY END S CTL 97 TP503 CTL 82 TO DVD SYSTEM CONTROL BLOCK DIAGRAM DVD SECTION TO DVD SYSTEM CONTROL BLOCK DIAGRAM DVD SECTION CN5...

Page 38: ...0 89 88 87 CHARA INS CCD 1H DELAY SP BYPASS MUTE PB EE IN1 TUNER IN1 TUNER MUTE PB EE FRT IN2 FRT IN2 AGC P R R Y C P R P R P EP Y DELAY Y C MIX 21 79 78 AGC VXO OSD CHARACTER MIX FBC 1 2 58 59 65 29 28 69 68 46 43 84 83 71 62 70 D REC H 80 BUFFER Q104 DVD VCR TP751 V OUT WF3 TP301 C PB WF2 TU VIDEO VIDEO MAIN CBA 54 TP504 RF SW WF1 OUTPUT SELECT DVD VIDEO TO SERVO SYSTEM CONTROL BLOCK DIAGRAM X30...

Page 39: ... ON SP LP ON P TUNER IN2 IN1 R ALC DET ALC IC301 AUDIO SIGNAL PROCESS 15 13 17 4 A PB REC CN504 3 A COM 1 AE H 2 AE H FE H A PB REC 4 A COM 3 AE H 1 AE H FE H 2 CL287 AUDIO HEAD AUDIO ERASE HEAD ACE HEAD ASSEMBLY FE HEAD 2 FE H 1 FE H GND CN501 MAIN CBA PB AUDIO SIGNAL REC AUDIO SIGNAL Mode SP REC 71 A MUTE H IIC BUS SCL IIC BUS SDA TO SERVO SYSTEM CONTROL BLOCK DIAGRAM FULL ERASE HEAD 68 69 SERIA...

Page 40: ...Hi Fi HEAD AMP REC AUDIO SIGNAL PB AUDIO SIGNAL Mode SP REC DVD AUDIO SIGNAL AFV CBA JK101 A OUT1 R A OUT1 L 2 6 2 6 1 3 1 3 JK1402 A IN2 R A IN2 L A IN1 R A IN1 L A OUT2 R A OUT2 L TU AUDIO R 4 TU AUDIO L 5 4 5 CN701 CN1 SIF 2 2 CN701 CN1 TU701 TUNER UNIT SIF AUDIO 22 2 ALC SW SW ALC 67 65 Q451 MUTE ON MUTE ON REAR TO DVD VIDEO AUDIO BLOCK DIAGRAM DVD SECTION FRONT JK751 Q753 Q754 A OUT R A OUT L...

Page 41: ...5V 8 CL052A CL052B 1 AL 30V 3 AL 2 8V 5 AL 4V 9 F1 8 1 3 5 9 8 F2 FROM PIN 67 OF IC501 TO PIN 86 OF IC501 FROM PIN 66 OF IC501 CAUTION FOR CONTINUED PROTECTION AGAINST FIRE HAZARD REPLACE ONLY WITH THE SAME TYPE T1 6AL 250V FUSE NOTE The voltage for parts in hot circuit is measured using hot GND as a common terminal CAUTION Fixed voltage or Auto voltage selectable power supply circuit is used in t...

Page 42: ... OPEN CLOSE 2 EV 3 3V 2 1 DVD OPEN CLOSE 1 DVD OPEN CLOSE CBA SW2021 STOP SW2022 PLAY 82 FP STB 60 FP DIN 67 REMOTE 59 FP CLK CN401 DVD MAIN CBA UNIT DRIVE CBA IC301 SERVO DRIVE CN301 M SLED MOTOR M SPINDLE MOTOR 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 TO DIGITAL SIGNAL PROCESS BLOC...

Page 43: ...EAD MEMORY DATA RAM DSP DECODER 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 TO DVD VIDEO AUDIO BLOCK DIAGRAM 156 158 Y C R B VIDEO Y VIDEO C VIDEO R VIDEO B TO DVD VID...

Page 44: ... PCM DATA0 PCM LRCLK ADAC MD ADAC MC ADAC ML PCM SCLK MAIN CBA DVD MAIN CBA UNIT DVD AUDIO SIGNAL DATA AUDIO SIGNAL 19 19 SPDIF A MUTE 3 3V Q1204 WF9 5 WF7 WF8 CN601 CN1601 1 1 VIDEO Y 10 10 VIDEO C 4 4 VIDEO R 8 8 VIDEO G 6 6 VIDEO B VIDEO Y VIDEO C VIDEO R VIDEO G FROM DIGITAL SIGNAL PROCESS BLOCK DIAGRAM DVD VIDEO SIGNAL VIDEO B TO Hi Fi AUDIO BLOCK DIAGRAM VCR SECTION 11 15 7 JK101 DVD G DVD R...

Page 45: ...orrectly When tape loading mechanism is not functioning correctly When reel and capstan mechanism is not functioning correctly AP is displayed on a TV screen Refer to Fig 5 AD is displayed on a TV screen Refer to Fig 4 AC is displayed on a TV screen Refer to Fig 3 AT is displayed on a TV screen Refer to Fig 2 AR is displayed on a TV screen Refer to Fig 1 P ON Power safety detection When reel and c...

Page 46: ...0 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 the parts list and may be slightly different or amended since these drawings were prepared 2 All resistance values are indicated in ohms K 103 M 106 3 Resistor wattages a...

Page 47: ...d units use only original replacement parts which are listed with their part numbers in the parts list section of the service manual 4 Voltage indications for PLAY 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 modes Indicates that the voltage is not consistent here DVD Section 2 3 1 5 0 2 5 PLAY mode REC mode DVD mode 5 0 The s...

Page 48: ...1 12 3 1 12 4 H9740SCM1 Main 1 9 Schematic Diagram VCR Section ...

Page 49: ...G 6G a d g c b e f f i i REPEAT TITLE GROUP VCR CHP REC SACD 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 ...

Page 50: ...Main 3 9 Schematic Diagram VCR Section 1 12 7 1 12 8 H9740SCM3 ...

Page 51: ...Main 4 9 Schematic Diagram VCR Section 1 12 9 1 12 10 H9740SCM4 ...

Page 52: ...1 12 11 1 12 12 H9740SCM5 Main 5 9 Schematic Diagram VCR Section ...

Page 53: ...Main 6 9 Schematic Diagram VCR Section 1 12 13 1 12 14 H9740SCM6 ...

Page 54: ...Main 7 9 DVD Open Close Schematic Diagrams VCR Section 1 12 15 1 12 16 H9740SCM7 ...

Page 55: ...Main 8 9 Schematic Diagram VCR Section 1 12 17 1 12 18 H9740SCM8 ...

Page 56: ...1 12 19 1 12 20 H9740SCM9 Main 9 9 Schematic Diagram VCR Section ...

Page 57: ...otection against fire hazard replace only with the same type fuse 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 power supply circuit are not defective before you connect the AC plug to the AC power supply Otherwise it may cause some components in the power supply circuit to fail ...

Page 58: ...Jack A Schematic Diagram 1 12 23 1 12 24 H9740SCJ ...

Page 59: ...AFV Schematic Diagram 1 12 25 1 12 26 H9740SCAFV ...

Page 60: ...1 12 27 1 12 28 H9740SCD1 DVD Main 1 3 Schematic Diagram DVD Section ...

Page 61: ...1 12 29 1 12 30 H9740SCD2 DVD Main 2 3 Schematic Diagram DVD Section ...

Page 62: ...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 3 ...

Page 63: ...1 12 33 1 12 34 H9740SCD3 DVD Main 3 3 Schematic Diagram DVD Section Note IC103 is not supplied separately Be sure to replace with the DVD Main CBA unit when servicing IC103 ...

Page 64: ...V OUT TP751 WF3 C PB TP301 WF2 SW P VR501 CTL TP503 RF SW TP504 WF1 S INH TP501 Main CBA Sensor CBA Top View BHF300F01011A BHF300F01011B Sensor CBA Top View 1 12 35 1 12 36 BH9700F01014A ...

Page 65: ...PIN14OF CN1601 WF5 PIN 10 OF CN1601 WF4 PIN 1 OF CN1601 WF8 PIN 16 OF CN1601 WF6 PIN 6 OF IC1403 WF9 PIN 19 OF CN1601 WF7 Main CBA Bottom View BH9700F01014A 1 12 37 1 12 38 ...

Page 66: ...1 12 39 1 12 40 BH9700F01014C DVD Open Close CBA Top View DVD Open Close CBA Bottom View Power SW CBA Top View BH9700F01014B Power SW CBA Bottom View ...

Page 67: ...Jack A CBA Top View Jack A CBA Bottom View BH9700F01022C AFV CBA Top View AFV CBA Bottom View BHC400F01093 1 12 41 1 12 42 ...

Page 68: ...TROUBLESHOOTING THIS TYPE POWER SUPPLY CIRCUIT A VARIABLE ISOLATION TRANSFORMER IS REQUIRED 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 power supply circuit are not defective before you connect the AC plug to the AC power supply Otherwise it may cause some components in the power supp...

Page 69: ...1 12 46 BE5900G04012 1 12 45 DVD MAIN CBA Top View ...

Page 70: ...1 12 47 1 12 48 BE5900G04012 DVD MAIN CBA Bottom View ...

Page 71: ... 6 of IC1403 WF5 VIDEO Y VIDEO Y 0 2V 0 2V 20 20µs VIDEO C VIDEO C 0 2V 0 2V 20 20µs DVD VIDEO DVD VIDEO 0 5V 0 5V 20 20µs WF7 DVD A L DVD A L 1V 1V 0 5ms 0 5ms WF8 DVD A R DVD A R 1V 1V WF9 SPDIF SPDIF 1V 1V 0 1 0 1µs s Pin 1 of CN1601 Pin 10 of CN1601 Pin 14 of CN1601 Pin 16 of CN1601 Pin 19 of CN1601 NOTE Input VCR COLOR BAR SIGNAL WF1 WF3 DVD POWER ON STOP MODE WF4 WF6 CD 1kHz PLAY WF7 WF9 0 5...

Page 72: ... 5V EV 11V EV 11V GND GND GND GND GND GND GND PWRCON FP CLK FP DIN FP STB REMOTE DVD FP DOUT 23 24 25 26 DVD POWER DVD OPEN CLOSE DVD STOP 27 OUTPUT SELECT DVD PLAY VIDEO R I P SW NU 1 VIDEO Y ASPECT VIDEO B GND GND VIDEO G GND VIDEO C GND GND DVD A L DVD A R MUTE DVD A R DVD A MUTE AUDIO 5V AUDIO 5V SPDIF TO WIRING DIAGRAM DVD SECTION AFV CBA DVD OPEN CLOSE CBA SIF 1 NU 2 TU AUDIO R 3 GND 4 TU AU...

Page 73: ...RCON FP CLK FP DIN FP STB 11 12 13 14 15 16 17 18 19 20 GND VODEO R GND VIDEO B VIDEO G GND VIDEO C GND GND DVD A MUTE 4 5 6 I P SW NU ASPECT 2 VIDEO Y 1 3 7 8 9 10 11 12 13 DVD A R MUTE DVD A L AUDIO 5V DVD A R AUDIO 5V SPDIF 14 15 16 17 18 19 REMOTE DVD FP DOUT 21 22 DVD POWER 23 DVD PLAY DVD OPEN CLOSE 24 25 OUTPUT SELECT DVD STOP 26 27 CN401 CN601 PICK UP UNIT CN201 1 2 3 4 5 6 7 8 9 10 11 12 ...

Page 74: ...ng Pulse H L 20 OUT FRONT AV Front AV Output Signal Z L 21 OUT DVD POWER DVD PowerControl Signal H 23 OUT POWER LED POWER LED Signal Output H L 24 NU Not Used 25 NU Not Used 26 NU Not Used 27 NU Not Used 28 OUT LINE MUTE Audio Mute Control Signal H 29 OUT DVD LED DVD LED Signal Output H L 30 OUT VCR LED VCR LED Signal Output H L 31 IN REC SAF SW Recording Safety SW Detect With Record tab L With ou...

Page 75: ...T Signal Name Function Active Level 81 OUT LM FWD REV Loading Motor Control Signal H L Hi z 82 OUT OUTPUT SELECT Output Select H L 83 OUT A MUTE H Audio Mute Control Signal Mute H H 84 NU Not Used 85 NU Not Used 86 IN P DOWN L Power Voltage Down Detector Signal L 87 IN C FG Capstan Motor Rotation Detection Pulse PULSE 88 NU Not Used 89 NU Not Used 90 IN D PFG Drum Motor Phase Frequency Generator P...

Page 76: ... NU Not Used NU Not Used 4 5 VSS GND 6 VDD Power Supply 7 Out a 8 Out Out b 9 c 10 Out Out Out d 11 Out e Segment Output 12 f 13 g 14 Out h 15 VEE Pull Down Level 16 i Segment Output 17 Out Out 7G Grid Output 18 6G 19 5G 20 4G 21 3G 22 2G 23 1G 24 VDD Power Supply 25 VSS GND 26 In OSC Oscillator Input 27 28 In FP DIN Serial Data Input NU Not Used ...

Page 77: ...81 80 31 100 50 30 1 51 LA71750EM MPB E QSZAA0RMB199 16 9 8 TC4053BF N 1 PT204 6B 12 E C 35 7 BT 298NA 1 5 4 8 1 CAT24WC02JI 28 15 14 PT6313 S TP 1 B1 E B2 C1 C2 FMG4A T148 KRC103S RTK KTC3875Y RTK C B E 60 LA72648M MPB E 21 40 41 20 1 80 61 16 9 8 1 MM1637XVBE 1 2 3 3 4 5 PQ070XZ5MZP 1 Vin 2 Vc 3 Vo 4 Vadj 5 GND 1 2 3 6 4 5 BA3948FP E2 1 CTL 2 Vcc 3 N C 4 OUT 5 C 6 GND 8 5 4 1 MM1636XWRE 2SC1815 ...

Page 78: ...n Close CBA JW008 JW009 JW003 JW006 JW007 JW002 JW001 CN3001 CN3002 2L091 2L012 2L054 2B55 B AFV CBA Main CBA Jack A CBA Power Supply CBA Junction CBA 2L021 F1001 A B A A3 A7 2B5 2L012 2L041 2L041 2L041 2L041 2L041 2L041 A2 2L041 2L041 2B18 2B16 2B46 A22 A22 F See Electrical Parts List for parts with this mark Some Ref Numbers are not in sequence A10 2L020 2B54 2L012 2L020 2L020 2B15 2B51 A1X 2B9 ...

Page 79: ...1 17 3 H9740PEX Packing S3 S7 S2 DV NC100S S DV NC100S Q DV NC100S Y DV NC100S R S2 S2 S2 S1 Unit FRONT X3 X20 X2 X1 A15 X4 ...

Page 80: ...3956 AB 2B18 FIBER TOP CASE HC460ED 9HS0VM412906 AF 2B40 PARTITION PLATE H9700ED 9HS0VM306765 AH 2B51 HIMELON TAPE H9640UD 9HS1VM420379 AC 2B54 PLATE GROUND RCA H9700ED 9HS0VM306867 AC 2B55 PLATE GROUND 21P H9700ED 9HS0VM416444 AC 2L011 P TIGHT SCREW 3X8 BIND 9HSGBMP3080 AA 2L012 SCREW S TIGHT M3X6 BIND HEAD 9HSGBMS3060 AA 2L020 P TIGHT SCREW 3X8 BIND 9HSGBMP3080 AA 2L021 SCREW P TIGHT 3X12 BIND H...

Page 81: ...L H97D1ED 9HS1VMN20158 AQ X20 C OWNER S MANUAL H97D2ED 9HS1VMN20160 AQ X20 D OWNER S MANUAL H97D3ED 9HS1VMN20161 AQ X20 E OWNER S MANUAL H97D4ED 9HS1VMN20162 AQ Ref No Mark Description Part No Code Test Tape 9HSFL6A BX Test Tape 9HSFL6HA BX Test Tape 9HSFL6NS8 BX Test Tape ...

Page 82: ... 16V 9HSHB1CZ30F104 AA C120 CHIP CERAMIC CAP 1608 B K 1µF 10V 9HSHD1AK30B105 AC C121 CHIP CERAMIC CAP 1005 F Z 0 1µF 16V 9HSHB1CZ30F104 AA C122 CHIP CERAMIC CAP 1005 B K 0 1µF 10V 9HSHB1AK30B104 AA C123 CHIP ELECTROLYTIC CAP 330µF 6 3V M UD 9HSA0K331NC182 AC C124 CHIP CERAMIC CAP 1005 F Z 0 1µF 16V 9HSHB1CZ30F104 AA C125 CHIP CERAMIC CAP 1005 F Z 0 1µF 16V 9HSHB1CZ30F104 AA C126 CHIP CERAMIC CAP 1...

Page 83: ...AP 1005 CH J 68pF 50V 9HSHB1JJ3CH680 AA C305 CHIP CERAMIC CAP 1005 B K 6800pF 25V 9HSHB1EK30B682 AA C308 CHIP CERAMIC CAP 1005 B K 0 039µF 16V 9HSHB1CK30B393 AA C310 CHIP CERAMIC CAP 1005 F Z 0 1µF 16V 9HSHB1CZ30F104 AA C311 CHIP CERAMIC CAP 1005 F Z 0 1µF 16V 9HSHB1CZ30F104 AA C313 CHIP CERAMIC CAP 1005 CH J 220pF 50V 9HSHB1JJ3CH221 AA C314 CHIP CERAMIC CAP 1005 B K 3300pF 50V 9HSHB1JK30B332 AA C...

Page 84: ...ERAMIC CAP 1005 F Z 0 1µF 16V 9HSHB1CZ30F104 AA C902 CHIP CERAMIC CAP 1005 F Z 0 1µF 16V 9HSHB1CZ30F104 AA C904 CHIP CERAMIC CAP 1005 F Z 0 1µF 16V 9HSHB1CZ30F104 AA C905 CHIP CERAMIC CAP 1005 F Z 0 1µF 16V 9HSHB1CZ30F104 AA C910 CHIP CERAMIC CAP 1005 F Z 0 1µF 16V 9HSHB1CZ30F104 AA C913 CHIP CERAMIC CAP 1005 F Z 0 1µF 16V 9HSHB1CZ30F104 AA C914 CHIP CERAMIC CAP 1005 F Z 0 1µF 16V 9HSHB1CZ30F104 A...

Page 85: ... 9HSRXGJR4Z0105 AA R203 CHIP RES 1005 1 16W J 3 3k Ω 9HSRXGJR4Z0332 AA R206 CHIP RES 1005 1 16W J 0 Ω 9HSRXGJR4Z0000 AA R208 CHIP RES 1005 1 16W J 0 Ω 9HSRXGJR4Z0000 AA R213 CHIP RES 1005 1 16W J 1k Ω 9HSRXGJR4Z0102 AA R214 CHIP RES 1005 1 16W J 1k Ω 9HSRXGJR4Z0102 AA R217 CHIP RES 1005 1 16W J 0 Ω 9HSRXGJR4Z0000 AA R218 CHIP RES 1005 1 16W J 0 Ω 9HSRXGJR4Z0000 AA R219 CHIP RES 1005 1 16W J 0 Ω 9H...

Page 86: ... 1 16W J 0 Ω 9HSRXGJR4Z0000 AA R334 CHIP RES 1005 1 16W J 0 Ω 9HSRXGJR4Z0000 AA R402 CHIP RES 1005 1 16W J 1k Ω 9HSRXGJR4Z0102 AA R403 CHIP RES 1005 1 16W J 220 Ω 9HSRXGJR4Z0221 AA R404 CHIP RES 1005 1 16W J 220 Ω 9HSRXGJR4Z0221 AA R405 CHIP RES 1005 1 16W J 220 Ω 9HSRXGJR4Z0221 AA R406 CHIP RES 1005 1 16W J 1k Ω 9HSRXGJR4Z0102 AA R407 CHIP RES 1005 1 16W J 1k Ω 9HSRXGJR4Z0102 AA R408 CHIP RES 100...

Page 87: ... H7 9HSE1CMAVSL101 AB C130 ELECTROLYTIC CAP 4 7µF 50V M H7 9HSE1JMAVSL4R7 AB C131 ELECTROLYTIC CAP 4 7µF 50V M H7 9HSE1JMAVSL4R7 AB C132 ELECTROLYTIC CAP 4 7µF 50V M H7 9HSE1JMAVSL4R7 AB C133 CHIP CERAMIC CAP 1608 F Z 0 1µF 50V 9HSHD1JZ30F104 AA C134 ELECTROLYTIC CAP 10µF 16V M H7 9HSE1CMAVSL100 AB C135 CHIP CERAMIC CAP 1608 B K 0 01µF 50V 9HSHD1JK30B103 AA C136 ELECTROLYTIC CAP 100µF 6 3V H7 9HSE...

Page 88: ...D1JJ3CH330 AA C410 ELECTROLYTIC CAP 10µF 16V M H7 9HSE1CMAVSL100 AB C411 CHIP CERAMIC CAP 1608 B K 0 01µF 50V 9HSHD1JK30B103 AA C412 ELECTROLYTIC CAP 33µF 6 3V M H7 9HSE0KMAVSL330 AB C413 CHIP CERAMIC CAP 1608 F Z 0 1µF 50V 9HSHD1JZ30F104 AA C414 CHIP CERAMIC CAP 1608 B K 0 022µF 50V 9HSHD1JK30B223 AB C415 ELECTROLYTIC CAP 4 7µF 25V M H7 9HSE1EMAVSL4R7 AB C416 CHIP CERAMIC CAP 1608 B K 4700pF 50V ...

Page 89: ...P 47µF 6 3V M H7 9HSE0KMAVSL470 AB C535 CHIP CERAMIC CAP 1608 F Z 0 1µF 50V 9HSHD1JZ30F104 AA C538 CHIP CERAMIC CAP CH J 180pF 50V 9HSHD1JJ3CH181 AA C539 CHIP CERAMIC CAP 1608 B K 0 01µF 50V 9HSHD1JK30B103 AA C540 CHIP CERAMIC CAP 1608 B K 4700pF 50V 9HSHD1JK30B472 AA C541 CHIP CERAMIC CAP CH J 18pF 50V 9HSHD1JJ3CH180 AA C542 CHIP CERAMIC CAP CH J 18pF 50V 9HSHD1JJ3CH180 AA C543 CHIP CERAMIC CAP 1...

Page 90: ...AA C1359 CHIP CERAMIC CAP CH D 9pF 50V 9HSHD1JD3CH9R0 AA C1393 ELECTROLYTIC CAP 470µF 6 3V M 9HSE0KMASDL471 AB C1394 ELECTROLYTIC CAP 47µF 6 3V M 9HSE0KMASDL470 AB C1421 CHIP CERAMIC CAP 1608 B K 0 01µF 50V 9HSHD1JK30B103 AA C1422 CHIP CERAMIC CAP 1608 B K 0 1µF 25V 9HSHD1EK30B104 AB C1441 CHIP CERAMIC CAP 1608 B K 0 33µF 10V 9HSHD1AK30B334 AC C1442 ELECTROLYTIC CAP 470µF 6 3V M 9HSE0KMASDL471 AB ...

Page 91: ...HSSZBA0TMM108 AK IC1404 IC SWITCH TC4053BF N 9HSSMBA0STS002 AF COILS L053 INDUCTOR 100µH K LAP02TA101K 9HSLAXKATTU101 AB L101 BEAD CORE B16 RH 3 5X10X1 3 9HSL03010XM001 AB L121 CHIP RES 1608 1 10W 0 Ω 9HSRXAZR5Z0000 AA L122 CHOKE COIL 47µH K 9HSLBD00PKV007 AC L251 INDUCTOR 5 6µH K 26T 9HSLAXKATTU5R6 AB L302 INDUCTOR 100µH K LAP02TA101K 9HSLAXKATTU101 AB L402 INDUCTOR 47µH K 5FT 9HSLARKBSTU470 AB L...

Page 92: ...R059 CARBON RES 1 4W J 1 2k Ω 9HSCX4JATZ0122 AA R060 CARBON RES 1 4W J 1 2k Ω 9HSCX4JATZ0122 AA R061 CARBON RES 1 4W J 8 2k Ω 9HSCX4JATZ0822 AA R062 CHIP RES 1608 1 10W J 180 Ω 9HSRXAJR5Z0181 AA R064 CARBON RES 1 4W J 8 2k Ω 9HSCX4JATZ0822 AA R065 CHIP RES 1608 1 10W J 22k Ω 9HSRXAJR5Z0223 AA R070 CARBON RES 1 4W J 820 Ω 9HSCX4JATZ0821 AA R072 CARBON RES 1 6W J 1 Ω 9HSCX6JATZ01R0 AA R112 CHIP RES ...

Page 93: ...A R337 CHIP RES 1608 1 10W J 6 8k Ω 9HSRXAJR5Z0682 AA R339 CHIP RES 1608 1 10W 0 Ω 9HSRXAZR5Z0000 AA R341 CHIP RES 1608 1 10W J 33 Ω 9HSRXAJR5Z0330 AA R342 CHIP RES 1608 1 10W 0 Ω 9HSRXAZR5Z0000 AA R401 CARBON RES 1 4W J 820 Ω 9HSCX4JATZ0821 AA R402 CARBON RES 1 6W J 100 Ω 9HSCX6JATZ0101 AA R404 CHIP RES 1608 1 10W 0 Ω 9HSRXAZR5Z0000 AA R405 CHIP RES 1608 1 10W J 47k Ω 9HSRXAJR5Z0473 AA R406 CHIP ...

Page 94: ...Ω 9HSRXAJR5Z0333 AA R514 CARBON RES 1 6W G 10k Ω 9HSCX6GATZ0103 AA R516 CARBON RES 1 6W G 470 Ω 9HSCX6GATZ0471 AA R517 CARBON RES 1 4W J 270 Ω 9HSCX4JATZ0271 AA R519 CARBON RES 1 6W G 22k Ω 9HSCX6GATZ0223 AA R520 CARBON RES 1 6W J 330 Ω 9HSCX6JATZ0331 AA R521 CHIP RES 1608 1 10W J 10k Ω 9HSRXAJR5Z0103 AA R522 CHIP RES 1608 1 10W J 3 9k Ω 9HSRXAJR5Z0392 AA R523 CARBON RES 1 6W G 1 5k Ω 9HSCX6GATZ01...

Page 95: ...ES 1608 1 10W 0 Ω 9HSRXAZR5Z0000 AA R622 CHIP RES 1608 1 10W 0 Ω 9HSRXAZR5Z0000 AA R623 CHIP RES 1608 1 10W 0 Ω 9HSRXAZR5Z0000 AA R624 CHIP RES 1608 1 10W J 10k Ω 9HSRXAJR5Z0103 AA R632 CHIP RES 1608 1 10W J 100 Ω 9HSRXAJR5Z0101 AA R633 CHIP RES 1608 1 10W J 10k Ω 9HSRXAJR5Z0103 AA R634 CHIP RES 1608 1 10W J 10k Ω 9HSRXAJR5Z0103 AA R635 CHIP RES 1608 1 10W J 2 7k Ω 9HSRXAJR5Z0272 AA R636 CHIP RES ...

Page 96: ...100 AA R1351 CHIP RES 1608 1 10W 0 Ω 9HSRXAZR5Z0000 AA R1352 CHIP RES 1608 1 10W J 1 8k Ω 9HSRXAJR5Z0182 AA R1353 CHIP RES 1608 1 10W J 2 2k Ω 9HSRXAJR5Z0222 AA R1354 CHIP RES 1608 1 10W J 2 2k Ω 9HSRXAJR5Z0222 AA R1355 CHIP RES 1608 1 10W J 220 Ω 9HSRXAJR5Z0221 AA R1356 CHIP RES 1608 1 10W J 75 Ω 9HSRXAJR5Z0750 AA R1361 CHIP RES 1608 1 10W J 100k Ω 9HSRXAJR5Z0104 AA R1394 CARBON RES 1 6W J 100 Ω ...

Page 97: ...0 9HSPWZP1302C70 AE RM2001 REMOTE RECEIVER PIC 37043LO 9HSSESJRSKK041 AK TP301 PCB JUMPER D0 6 P19 0 9HSJW19 0T TP401 PCB JUMPER D0 6 P14 5 9HSJW14 5T TP501 PCB JUMPER D0 6 P5 0 9HSJW5 0T AL TP502 PCB JUMPER D0 6 P5 0 9HSJW5 0T AL TP503 PCB JUMPER D0 6 P6 0 9HSJW6 0T TP504 PCB JUMPER D0 6 P15 0 9HSJW15 0T TU701 TUNER UNIT TMDG2 661A 9HSTUNPLBAL015 BD VR501 CARBON P O T 100k Ω B 9HSRCB104HH014 AB X...

Page 98: ...100 AB C1033 CERAMIC CAP YV Z 0 022µF 50V 9HSCD1JZSYV223 AB C1035 ELECTROLYTIC CAP 470µF 6 3V M 9HSE0KMASDL471 AB C1106 ELECTROLYTIC CAP 100µF 35V M 9HSE1GMASDL101 AC C1107 ELECTROLYTIC CAP 220µF 6 3V M 9HSE0KMASDL221 AB C2014 CERAMIC CAP B K 0 01µF 500V 9HSCD2JKP0B103 AD C2015 ELECTROLYTIC CAP 470µF 6 3V M 9HSE0KMASDL471 AB DIODES D013 RECTIFIER DIODE BA158 9HSDQZ000BA158 AB D014 SCHOTTKY BARRIER...

Page 99: ...1 CHIP RES 1608 1 10W J 1k Ω 9HSRXAJR5Z0102 AA R1022 CHIP RES 1608 1 10W J 4 7k Ω 9HSRXAJR5Z0472 AA R1023 CHIP RES 1608 1 10W F 2 2k Ω 9HSRXAFR5H0222 AA R1024 CHIP RES 1608 1 10W J 68k Ω 9HSRXAJR5Z0683 AA R1025 CHIP RES 1 10W F 5 6k Ω 9HSRXAFR5H0562 AA R1029 CARBON RES 1 6W J 100k Ω 9HSCX6JATZ0104 AA R1032 CARBON RES 1 4W G 1 8k Ω 9HSCX4GATZ0182 AB R1035 CARBON RES 1 6W J 1k Ω 9HSCX6JATZ0102 AA R1...

Page 100: ...03 FLAT CABLE 10P AWG26 2651 P2 0 190 9HSX3810S6FF19 AG AFV CBA Ref No Description Part No Code AFV CBA 9HS1VSA10062 BH Consists of the following CAPACITORS C1 CHIP CERAMIC CAP 1608 F Z 0 1µF 50V 9HSHD1JZ30F104 AA C4 CHIP CERAMIC CAP CH J 56pF 50V 9HSHD1JJ3CH560 AA C5 CHIP CERAMIC CAP 1608 CH J 22pF 50V 9HSHD1JJ3CH220 AB C6 CHIP CERAMIC CAP CH J 56pF 50V 9HSHD1JJ3CH560 AA C7 CHIP CERAMIC CAP CH C ...

Page 101: ... R1 CHIP RES 1608 1 10W J 1k Ω 9HSRXAJR5Z0102 AA R4 CHIP RES 1608 1 10W J 120k Ω 9HSRXAJR5Z0124 AA R5 CHIP RES 1608 1 10W 0 Ω 9HSRXAZR5Z0000 AA MISCELLANEOUS X1 X TAL 18 432MHz 9HSXD186LLN001 AE Ref No Description Part No Code ...

Page 102: ... Y DV NC100S R TABLE OF 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 2 7 1 ...

Page 103: ...90 lsopropyl 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 S Reel T Capstan Motor Cap Belt FE Head F Brake Assembly HI Idler Assembly HI Pinch Arm Assembly M Brake SP Assembly HI M Brake TU Assembly HI LDG Belt B2 ...

Page 104: ... hard material but since it is very thin avoid cleaning it vertically 2 Wait for the cleaned part to dry thoroughly before operating the unit 3 Do not reuse a stained head cleaning stick or a stained chamois cloth Do Not Cleaning Stick Upper Cylinder Video Head Do Not touch with your bare hand Cleaning of ACE Head Clean the head with a cotton swab Procedure 1 Remove the top cabinet 2 Dip the cotto...

Page 105: ...Name Parts No Code Adjustment Test Tape Guide Roller Adj Screwdriver Mirror Azimuth Adj Screwdriver Flat Screwdriver Test Tape 9HSFL6HA 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 Guide Roller ACE Head Height Tape Transportation Check X Value ...

Page 106: ...ons 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 will be ejected Allow ...

Page 107: ...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 Pa...

Page 108: ...thout creasing at Take up Guide Post 4 or without snaking between Guide Roller 3 and ACE Head Fig M3 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 Horiz...

Page 109: ... then PLAY button on the unit Adjust the height of Guide Rollers 2 and 3 Fig M3 Page 2 3 3 watching the oscilloscope dis play 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 Screwdriver 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 ...

Page 110: ...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 reve...

Page 111: ...Cylinder Assembly T DM1H DM6H Desolder 3 S 2 8 8 Assembly Loading Motor T DM1H DM7H 2 S 3 Desolder LDG Belt 9 9 ACE Head Assembly T DM1H DM7H S 4 10 2 Assembly Tape Guide Arm T DM1H DM8H 1 P 2 11 10 C Door Opener T DM1H DM8H 1 S 4A L 4 12 11 Pinch Arm B T DM8H 2 DM1H DM8H 1 P 3 13 12 Assembly Pinch Arm A T DM8H 2 DM1H DM8H 1 14 14 FE Head T DM1H DM9H S 5 15 15 Prism T DM1H DM9H S 6 16 2 Slider Sha...

Page 112: ...5H 44 34 38 Preparation Moving Guide S T DM1H DM16H S 11 Slide Plate 45 35 Preparation Moving Guide T T DM1H DM16H 46 19 TG Post Assembly T DM1H DM16H L 11 47 27 Rack Assembly R DM17H Sec Page 2 5 1 Refer to Alignment 48 47 F Door Opener R DM17H 49 49 Cleaner Assembly T DM1H DM6H 50 49 CL Post T DM6H L 12 1 Follow steps in sequence When reassembling follow the steps in reverse order These numbers ...

Page 113: ...2 4 3 H9740MA 14 13 11 10 12 7 49 8 32 43 41 40 31 42 45 44 46 9 36 15 38 37 Fig DM1H Top View 34 19 35 25 26 24 23 27 33 20 28 22 Fig DM2H Bottom View ...

Page 114: ... Fig DM4H 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 ...

Page 115: ...th White Stripe A 8 Fig DM7H 11 13 12 10 L 4 P 3 P 2 Fig DM8H 1 Pin of 12 Pin of 10 Groove of 27 View for A When reassembling 10 and 12 confirm that pin of 10 and pin of 12 are in the groove of 27 as shown 27 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 A S 4A ...

Page 116: ...r to Fig A Fig A 13 12 P 3 Fig B Top view Install pin of 12 in groove of 27 Refer to Fig B 27 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 DM8H 1 Fig DM8H 2 14 15 S 6 S 5 Fig DM9H 17 16 L 5 18 P 4 S 7 Fig ...

Page 117: ...2 4 7 H9740MA 19 Cap Belt S 8 19 20 Cap Belt A Installation position of Cap Belt View for A Fig DM11H L 6 22 20 C 1 21 27 Pin on 22 Position of pin on 22 turn Fig DM12H ...

Page 118: ...n 47 First groove on 27 Align 26 and 27 as shown Pin of 36 Pin of 33 Position of Mode Lever when installed Pin of 37 Bottom View Installation of 26 When reassembling 27 meet the first groove on 27 to the first tooth on 47 as shown Fig DM13H 2 32 L 9 P 5 34 35 Refer to the Alignment Section Page 2 5 1 33 Fig DM14H ...

Page 119: ...2 4 9 H9740MA 39 L 10 37 P 6 43 38 36 42 40 41 C 6 C 7 turn turn turn Fig DM15H 44 45 46 L 11 Fig DM16H Slide Plate S 11 47 48 Slide Fig DM17H ...

Page 120: ...ment 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 the l...

Page 121: ...CK EXPLODED VIEWS Deck Mechanism View 1 Some Ref Numbers are not in sequence B12 B492 B11 B571 B37 B126 B8 B121 L1450 L1450 B86 L1466 B501 L1051 B35 B410 B411 B494 B567 L1053 B74 L1467 B553 B10 L1191 B73 B9 B2 L1322 B5 ...

Page 122: ...B516 B52 B507 B559 B581 B583 B580 B582 B578 B579 B133 B551 Some Ref Numbers are not in sequence B488 B491 B513 L1151 B525 B31 L1406 B558 B557 B3 B592 B148 B522 B521 B590 B573 B574 B591 B416 B518 B564 B585 B487 B587 B508 B414 B572 B565 B568 B417 ...

Page 123: ...2 6 3 H9740DEX Deck Mechanism View 3 L1341 L1321 B347 L1321 B355 B354 B482 B483 B425 B303 B555 B563 B300 B562 B514 B313 Some Ref Numbers are not in sequence B361 B359 B529 B360 ...

Page 124: ...VM414644 AB B414 M BRAKE SP ASSEMBLY HI MK12 9HS0VSA13655 AH B416 M BRAKE TU ASSEMBLY HI MK12 9HS0VSA13449 AH B417 TENSION SPG 3002645 MK12 5 9HS0VM414221G AB B425 LOCK LEVER SPRING MK10 9HS0VM411110 AA B482 CASSETTE PLATE MK12 9HS0VM203749 AC B483 LOCK LEVER MK12 9HS0VM414095 AB B487 BAND BRAKE SP MK12 9HS0VM305723 AC B488 MODE LEVER HI MK12 9HS0VM101175J AD B491 CAM GEAR A HI MK12 9HS0VM101176 A...

Page 125: ... B591 BAND BRAKE TU MK12 9HS0VM305724C AC B592 TG POST MK10 9HS0VM411108E AB L1051 SCREW B TIGHT M2 6X6 PAN HEAD 9HSGPMB9060 AA L1053 SCREW S TIGHT M2 6X8 WASHER HEAD 9HSGCMS9080 AA L1151 SCREW SEMS M2 6X4 PAN HEAD 9HSCPM39040 AA L1191 SCREW S TIGHT M2 6X8 WASHER HEAD 9HSGCMS9080 AA L1321 SCREW S TIGHT M3X6 BIND HEAD 9HSGBMS3060 AA L1322 SCREW B TIGHT M2 3X4 BIND HEAD 9HSGBMBY040 AA L1341 SCREW P ...

Page 126: ...ita Tochigi 329 2193 Japan 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 May 2004 Printed in JAPAN ...

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