manualshive.com logo in svg

Hitachi DV-P323U, Руководство по обслуживанию

Поделиться
Скачать
Hitachi DV-P323U Скачать руководство пользователя страница 53

1-18-2

SW2203

TE11957

TACT SWITCH

SW2204

TE11957

TACT SWITCH

SW2205

TE11957

TACT SWITCH

SW2206

TE11957

TACT SWITCH

SW2207

TE11957

TACT SWITCH

SW2208

TE11957

TACT SWITCH

SW2209

TE11957

TACT SWITCH

SW2210

TE11957

TACT SWITCH

SW2211

TE11957

TACT SWITCH

W1001

TE14841

CABLE (26P)

W1601

TE14851

CABLE (18P)

W2201

TE14861

CABLE (12P)

WJ1003

TE14871

WIRE

WJ1004

TE14881

WIRE

SYMBOL-NO

   P-NO

      DESCRIPTION

SYMBOL-NO

   P-NO

      DESCRIPTION

Содержание DV-P323U

Страница 1: ...L Digital Media Products Division Tokai DVD PLAYER SPECIFICATIONS AND PARTS ARE SUBJECT TO CHANGE FOR IMPROVEMENT TK No 9202E DV P325U DV P323U February 2002 REV SURROUND AUDIO SUB TITLE OPEN CLOSE FWD POWER STANDBY ...

Страница 2: ...rocess Servo Block Diagram 1 10 2 DVD Signal Process Block Diagram 1 10 3 Video Block Diagram 1 10 4 Audio Block Diagram 1 10 5 Power Supply Block Diagram 1 10 6 SCHEMATIC DIAGRAMS CBA S AND TEST POINTS 1 11 1 DVD Main 1 4 Schematic Diagram 1 11 3 DVD Main 2 4 Schematic Diagram 1 11 4 DVD Main 3 4 Schematic Diagram 1 11 5 DVD Main 4 4 Schematic Diagram 1 11 6 AV 1 3 Schematic Diagram 1 11 7 AV 2 3...

Страница 3: ...e from Dolby Laboratories Dolby and the double D symbol are trademarks of Dolby Laboratories Confidential Unpublished Works 1992 1997 Dolby Laboratories Inc All rights reserved DTS and DTS Digital Out are trademarks of Digital Theater Systems Inc ...

Страница 4: ...t Only switch Shuttle Headphone Jack Volume AC Power Plug Flat 2p U Video PAL Disc NTSC Out Video Out Mode NTSC PAL PAL60 O S Video Component Composite O O O Video D A Converter 10bit Black Level Select O Picture Control Progressive Out Audio Audio D A Converter 96kHz 24bit 192kHz 24bit Digital Audio Out Optical Coaxial O O O O DV P325U O DV P323U Dolby Digital 5 1 ch Decode DTS Digital Out O Virt...

Страница 5: ...andom Play of DVD VCD O O A B Repeat O Repeat O Last Play O Closed Caption for NTSC DVD O Front Panel Display Dimmer O Screen Saver O Auto Power Off O Remote Controller Jog Shuttle on Remote TV Control O Accessory Remote Controller O Battery O AV Cable O S Cable AC Socket Warranty Card O ...

Страница 6: ...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 Do not look directly at the laser beam coming from the pickup or allow it to str...

Страница 7: ...cially 1 Wires covered with PVC tubing 2 Double insulated wires 3 High voltage leads D Use specified insulating materials for hazardous live parts Note especially 1 Insulation tape 2 PVC tubing 3 Spacers 4 Insulators for transistors E When replacing AC primary side components transformers power cord etc wrap ends of wires securely about the terminals before solder ing F Observe that the wires do n...

Страница 8: ...nce only Be sure to confirm the precise values 2 Leakage Current Test Confirm the specified or lower leakage current between B earth ground power cord plug prongs and externally exposed accessible parts RF termi nals antenna terminals video and audio input and output terminals microphone jacks earphone jacks etc is lower than or equal to the specified value in the table below Measuring Method Powe...

Страница 9: ...he flat pack IC with tweezers while apply ing the hot air 3 Bottom of the flat pack IC is fixed with glue to the CBA when removing entire flat pack IC first apply soldering iron to center of the flat pack IC and heat up Then remove glue will be melted Fig S 1 6 1 Release the flat pack IC from the CBA using twee zers Fig S 1 6 Caution 1 Do not supply hot air to the chip parts around the flat pack I...

Страница 10: ...s of the flat pack IC you can remove it easily Fig S 1 3 2 Affix the wire to a workbench or solid mounting point as shown in Fig S 1 5 3 While heating the pins using a fine tip soldering iron or hot air blower pull up the wire as the solder melts so as to lift the IC leads from the CBA contact pads as shown in Fig S 1 5 4 Bottom of the flat pack IC is fixed with glue to the CBA when removing entir...

Страница 11: ...e to a potential difference caused by electro static charge during unpacking or repair work 1 Ground for Human Body Be sure to wear a grounding band 1MΩ that is prop erly grounded to remove any static electricity that may be charged on the body 2 Ground for Workbench 4 Be sure to place a conductive sheet or copper plate with proper grounding 1MΩ on the workbench or other surface where the semi con...

Страница 12: ...rd playback 8 Shuttle Ring REV FWD Turn to make rewind or fast forward speed faster in the forward or backward direction in the Play mode or Still mode The further the Shuttle Ring is rotated the faster the playback speed 9 AUDIO Button Press to select a desired audio language or sound mode 10 SUBTITLE Button Press to select a desired subtitle language 11 SURROUND Button 12 PAUSE STEP Button 13 Di...

Страница 13: ...r on No disc inserted Tray open Tray closed Loading the Disc Power off 1 Open the battery compartment cover 2 Insert two AA batteries with each one oriented correctly 3 Close the cover Notes Do not mix alkaline and manganese batteries Do not mix old and new batteries ...

Страница 14: ...dio input jacks of A V compatible TV or wide screen TV Stereo system 3 VIDEO OUT JACK Use a video cable to connect one of the jack to Video input on your A V compatible TV or wide screen TV Stereo system 4 COMPONENT VIDEO OUT JACKS Use these jacks if you have a TV with Component Video in jacks These jacks provide CR CB and Y video Along with S Video Component Video provides the best picture qualit...

Страница 15: ...L 3 to do this first release two Locking Tabs A at the side and then three Locking Tabs B at the bottom CAUTION 2 Electrostatic breakdown of the laser diode in the optical system block may occur as a potential difference caused by electrostatic charge accumulated on cloth human body etc during unpacking or repair work To avoid damage of pickup follow next procedures 2 1 Slide out the pickup unit a...

Страница 16: ...L 1 B Fig D2 3 Function CBA Jog Shuttle Key S 2 Fig D3 4 DVD Mecha S 3 S 3 CN101 CN401 Fig D4 DVD Mecha Bottom View Pickup Unit A Short the three short lands by soldering View for A Slide Fig D5 5 AV CBA 6 DVD Main CBA Unit S 7 L 4 S 4 DV P325U only S 5 S 6 CN1601 CN1001 S 6 Fig D6 ...

Страница 17: ...se 2 Insert the eject bar length approximately 80 mm diameter approximately 3 mm into the manual eject hole on the DVD Mecha Then press it until the tray is ejected Eject Bar Length approximately 80 mm Diameter approximately 3 mm Manual Eject Hole DVD Mecha Tray Top Case ...

Страница 18: ... c is described as follows 5 After programming is finished the tray opens auto matically Fig e appears on the screen and the checksum in 3 of Fig e appears on the VFD Fig f At this time no buttons are available 6 For tray opening plug the AC cord into the AC out let 7 Turn the power on by pressing the power button and the tray will close BE F W VERSION UP MODE PLEASE INSERT A DISC FOR BE F W VERSI...

Страница 19: ...shing after 0 5 sec Are the P CON H pulse outputted from the Pin 207 of IC601 Is the P CON switch circuit operated normally Q1002 Q1005 Q1006 IC1002 D1036 D1046 Is there leaking or short circuited primary component Replace the fuse See FLOW CHART No 3 The fuse blows out Check for lead or shor circuiting of primary circuit component Q1001 Q1003 D1001 D1002 D1004 D1005 D1011 T1001 C1003 C1005 etc Ch...

Страница 20: ...he EV 5V line Check the FL 24V line Check R2001 IC2001 and their periphery Check or replace IC2001 and IC601 Check the power circuit D1017 Q2023 Q2024 and Q2025 Check that the fluorescent display tube is free from damages such as crack FLOW CHART NO 7 The key operation is disabled Is key switch contact and installation state normal Is the control voltage normally into the pins 3 4 7 8 9 10 of IC20...

Страница 21: ...125 of IC601 Although SEARCH 1 SEARCH PLAY STILL PAUSE STOP POWER and OPEN CLOSE button Yes Yes Is 5V voltage supplied to the pin 3 terminal of remote control receiver Yes Yes No FLOW CHART NO 9 PON 12V is not outputted Is 12V voltage supplied at collector of Q1002 Is voltage of 12V sent out from the emitter of Q1002 Check the Q1002 periphery circuit Does the P CON switch circuit operate normally ...

Страница 22: ...e AT 24V line Is voltage of 24V sent out from the anode of D1003 Check the D1003 periphery circuit Replace D1003 Check for load circuit short circuiting or leak Yes No Yes No FLOW CHART NO 12 PON 3 3V 1 2 is not outputted Is 5V voltage supplied at collector of Q1011 Is voltage of 3 3V sent out from emitter of Q1011 Check the Q1011 periphery circuit Does the P CON switch circuit operate normally Q1...

Страница 23: ...from the pin 2 of IC1002 Check the IC1002 periphery circuit Is the signal from the pins 200 201 of IC601 inputted into the pins 1 2 of IC401 Is loading motor drive voltage output from the pins 9 10 of IC401 Is the loading motor drive voltage applied to the terminal of loading motor Check for mechanism and gear engagement and breakage Check the secondary circuit AT 5V line Check for load circuit sh...

Страница 24: ...IC101 Checking of symptom Is 5V voltage applied to the emitter of Q101 and Q102 Is the 5V voltage supplied to the pin 12 DVD and pin 20 CD of pickup terminal Check the connection of optical pickup cable If it is normal replace the optical pickup Is the focus control signal outputted to the pin 115 of IC201 Is the focus control signal from the pin 115 of IC201 inputted into the pin 6 of IC401 Is th...

Страница 25: ...e peripheral circuit of JK1401 from the pin 33 of IC1402 CN701 7PIN IC1402 4PIN CVBS CN701 5PIN IC1402 6PIN S Y CN701 9PIN IC1402 2PIN S C Are the video signals shown above input into each pins of IC1402 Are the video signals outputted to each pins of IC1402 Are the video signals outputted to the specific output terminal Are the composite video signals outputted to the VIDEO OUT terminal JK1403 Ar...

Страница 26: ...and Q1204 Check the peripheral circuit of AUDIO DAC IC801 AUDIO AMP IC1201 and audio mute Q1201 Q1202 Q1203 and Q1204 circuit Check the line between each pins of main unit connector CN701 and each pins of IC1201 Check the line between each pins of main unit connector CN701 and each pins of Q1203 and Q1204 CN701 13PIN IC1201 2PIN FL CN701 15PIN IC1201 6PIN FR CN701 16PIN Q1203 Q1204 BASE AMUTE CN70...

Страница 27: ... FP CLK GRID FIP SEGMENT KEY MATRIX SHUTTLE FL2001 IC2001 DVD MAIN CBA UNIT AV CBA SWITCH CBA FUNCTION CBA FG CBA RELAY CBA FRONT PANEL CONTROL BLOCK DIAGRAMS TREV TIN TOUT TFWD MUTE PS CD DVD CFE CAS STANDBY ADDRESS BUS DATA BUS CD DVD CFE CAS STANDBY 71 62 63 70 SCK 72 STDIO SEN SCK STDIO 13 14 16 3 4 FG SENSOR CN401 FP STB 21 21 FP DIN 22 22 FP DOUT 23 23 FP CLK 24 24 REMOTE 26 26 207 PWRCON PW...

Страница 28: ...US MOTOR DRIVE TRACKING MOTOR DRIVE LOADING MOTOR DRIVE SPINDLE MOTOR DRIVE POWER SAVE SLIDE MOTOR DRIVE LOADING MOTOR SPINDLE MOTOR SLIDE MOTOR M 5 21 2 1 23 26 25 27 22 24 4 67 115 114 118 117 DVD MAIN CBA UNIT FROM TO SYSTEM CONTROL BLOCK DIAGRAM FROM TO DVD SIGNAL PROCESS BLOCK DIAGRAM SCK CD DVD TESTSG ARF NARF STDIO SEN 11 STANDBY TRAY IN 3 GND 5 TRAY OUT 4 TRAY IN TRAY OUT TP001 TP002 MONRE...

Страница 29: ...R PLL VCO CPU INTERFACE VIDEO AUDIO INTERFACE DVD DEMODULATOR MEMORY MANAGER 172 168 166 164 160 158 151 149 82 TO VIDEO BLOCK DIAGRAM BCA DATA VIDEO AUDIO SIGNAL DVD MAIN CBA UNIT FROM TO SYSTEM CONTROL BLOCK DIAGRAM CPUDT0 NINT1 ADDRESS BUS DATA BUS NINT2 NINT1 NINT2 WAIT RE WEL CS1 RESET WAIT RE WEL CS1 RESET CPUDT7 30 22 17 9 44 37 CPUADR0 CPUADR17 2 5 6 36 35 34 47 OSCI1 X201 16 9344MHz OSCO1...

Страница 30: ... 66 73 74 19 CS CS INTERNAL PERIPHERALS PORTS PROGRAMMABLE CPU INTERFACE CENTRAL COMMAND PORT FRONT END LINK INTERFACE ST20 ARBITER MEMORY CONTROLLER SDRAM ARBITER SHARED SDRAM INTERFACE I F VIDEO DECODER AUDIO DECODER CACHE SUBSYSTEM CPU VIDEO FILTERING OSD SP DECODER MIXING 4dB AMP 2dB AMP LPF DRIVER Y C CD FIFO SDRAM BLOCK MOVE DENC SPDIF PCM LRCLK PCM SCLK PCM DATA0 PCM BCK FROM DVD SIGNAL PRO...

Страница 31: ...15 16 FROM VIDEO BLOCK DIAGRAM SERIAL PORT SERIAL CONTROL 4X 8X OVERSAMPLING DIGITAL FILTER FUNCTION 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 AUDIO R OUT PCM BCK SPDIF PCM DATA0 PCM LRCLK ADAC MD ADAC MC ADAC ML PCM SCLK AV CBA DVD MAIN CBA UNIT AUDIO SIGNAL DATA AUDIO SIGNAL 18 18 SPDIF A MUTE 3 3V Q1204 WF6 3 WF4 ...

Страница 32: ... F2 P ON 5V P ON 3 3V P ON 12V EV 5V IC1006 SHUNT REGULATOR SWITCHING D1008 RECTIFIER D1030 RECTIFIER D1003 RECTIFIER D1009 RECTIFIER D1013 RECTIFIER D1016 RECTIFIER SWITCHING CONTROL LATCH REG 1 2 6 BRIDGE RECTIFIER HOT AV CBA REPLACE FUSE AS MARKED Ce symbole reprèsente un fusible à fusion rapide CAUTION FOR CONTINUED PROTECTION AGAINST FIRE HAZARD REPLACE ONLY WITH THE SAME TYPE FUSE ATTENTION ...

Страница 33: ...ntified by the mark in the schematic diagram and the parts list Before replacing any of these components read the parts list in this manual carefully The use of substitute replacement parts that do not have the same safety characteristics as speci fied in the parts list may create shock fire or other hazards Capacitor Temperature Markings Capacitors and transistors are represented by the fol lowin...

Страница 34: ...riginal 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 Wire Connectors 1 Prefix symbol CN means connector can disconnect and reconnect 2 Prefix symbol CL means wire solder holes of the PCB wire is soldered directly 5 Mode SP 6 Voltage indications for PLAY mode on the schematic...

Страница 35: ...1 11 3 DVD Main 1 4 Schematic Diagram ...

Страница 36: ...1 11 4 DVD Main 2 4 Schematic Diagram ...

Страница 37: ...1 11 5 DVD Main 3 4 Schematic Diagram ...

Страница 38: ...1 11 6 DVD Main 4 4 Schematic Diagram ...

Страница 39: ...rcuit 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 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...

Страница 40: ...1 11 8 AV 2 3 Schematic Diagram ...

Страница 41: ...DE WF1 WF3 WAVEFORMS WF6 SPDIF Pin 18 of CN1601 1V 0 2usec WF1 Pin 5 of CN1601 WF3 Pin 9 of CN1601 WF4 AUDIO L Pin 13 of CN1601 1V 0 5msec WF5 AUDIO R Pin 15 of CN1601 1V 0 5msec WF2 Pin 7 of CN1601 VIDEO Y 0 2V 20usec VIDEO CVBS 0 5V 20usec VIDEO C 0 2V 20usec ...

Страница 42: ...4G 6G 2G a d g c b e f 1 3 2 4 5 DVD VCD PBC STANDBY A B REPEAT TRK CHP TITLE 7G 6G 5G 4G 3G 2G 1G a b c d e f g c d e f g c d e f g c d e f g c d e f g c d e f g h i a b a b a b a b a b FL2001 MATRIX CHART STANDBY TITLE CHP TRK CD V PBC DVD REPEAT A B 1 3 2 4 5 ...

Страница 43: ... PRESENT IN THE POWER SUPPLY CIRCUIT AN ISOLATION TRANSFORMER MUST BE USED ALSO IN ORDER TO HAVE THE ABILITY TO INCREASE THE INPUT SLOWLY WHEN TROUBLESHOOTING THIS TYPE POWER SUPPLY CIRCUIT A VARIABLE ISOLATION TRANSFORMER IS REQUIRED 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 D...

Страница 44: ...he power supply circuit to fail BECAUSE A HOT CHASSIS GROUND IS PRESENT IN THE POWER SUPPLY CIRCUIT AN ISOLATION TRANSFORMER MUST BE USED ALSO IN ORDER TO HAVE THE ABILITY TO INCREASE THE INPUT SLOWLY WHEN TROUBLESHOOTING THIS TYPE POWER SUPPLY CIRCUIT A VARIABLE ISOLATION TRANSFORMER IS REQUIRED CAUTION FOR CONTINUED PROTECTION AGAINST FIRE HAZARD REPLACE ONLY WITH THE SAME TYPE FUSE ATTENTION PO...

Страница 45: ...1 11 13 Function CBA Top View Function CBA Bottom View Switch CBA Bottom View Switch CBA Top View ...

Страница 46: ... 4 4 NU 2 2 VIDEO U 3 3 GND 4 4 VIDEO Y 5 5 A L MUTE 12 12 GND 11 11 GND 6 6 VIDEO CVBS 7 7 GND 8 8 VIDEO C 9 9 GND 10 10 CN701 CN1601 W1601 JP1003 JP1004 AC CORD AUDIO OUT L AUDIO OUT R VIDEO OUT DIGITAL AUDIO OUT S VIDEO OUT OPTICAL AUDIO OUT EV 2 5V 3 3 25 25 26 26 NU REMOTE CN3001 SW CBA M M SPINDLE MOTOR SLIDE MOTOR RELAY CBA 19 20 21 GND CD PD CD LD CD DVD 1 2 3 4 5 6 7 8 9 10 11 DETECTOR FS...

Страница 47: ...M LM I o TL123 SP TP122 Tv TL122 0V 5V 0V Tray close Tray open Tray close Play Play Tray open Play 0V Eject key on 6V 2V 5V 0V Disc Rotation Eject key on 2V 2 0s 0V 6V 4 4s 1 2s 700ms 1 7s 0V SYSTEM CONTROL TIMING CHARTS ...

Страница 48: ... Output Key Souce 2 9 Out c Key 3 Segment Output Key Souce 3 10 Out d Key 4 Segment Output Key Souce 4 11 Out e Key 5 Segment Output Key Souce 5 12 Out f Key 6 Segment Output Key Souce 6 13 Out g Key 7 Segment Output Key Souce 7 14 Out h Key 8 Segment Output Key Souce 8 15 VEE Pull Down Level 16 Out i Segment Output 17 Out 7G Grid Output 18 6G 19 5G 20 4G 21 3G 22 2G 23 1G 24 VDD Power Supply 25 V...

Страница 49: ...5 S PT6315 S TP 1 34 18 17 MM1567AJ 1 E C B 2SA1015 Y TPE2 KTA1266 Y 2SC1815 GR TPE2 2SA966 Y 2SC2236 Y TPE6 C E C B 2SC2785 H KTC3199 GR KRA110M KTA1273 Y KRC110M AT BA1L3Z T BA1L3Z P KTC3205 Y A K C E LTV 817B F LTV 817C F EL817 B C R A K KIA431 AT AN1431 NSC 1 4 PQ018EF01SZ 0C 0805T 002 G D S 2SK3374 1 2 3 LEAD IDENTIFICATIONS ...

Страница 50: ...nction CBA JK1201 IC1204 JK1403 JK1401 2L031 2L031 A2 A16 2L021 2L031 2L021 1B1 2L021 A15 A17 F1001 AC1001 A13 A13 DV P325U only 2L031 See Electrical Parts List for parts with this mark Some Ref Numbers are not in sequence 2L051 2B2 A1X A7 DV P325U only 2L023 A14 A14 2L023 2B4 ...

Страница 51: ...A16 TJ15677 TOP COVER SILVER A17 TJ15679 REAR PANEL P325U A17 TJ15678 REAR PANEL P323U AC1001 TE14761 AC CORD 1B1 TS17001 DVD MECHA 2B2 TJ15681 POWERPCB HOLDER 2B4 TJ15651 EARTH PLATE 2L021 TJ15682 SCREW M3X10 2L023 TJ15683 SCREW M3X6 2L031 TJ15683 SCREW M3X6 2L051 TJ15682 SCREW M3X10 ACCESSORIES X1 TJ16901 REMOTE CONTROL UNIT P325U X1 TJ16902 REMOTE CONTROL UNIT P323U X5 TE14751 AV CORD SYMBOL NO...

Страница 52: ...PQ018EF01SZ IC1003 TC12241 IC KIA431 AT IC1006 TC12241 IC KIA431 AT IC1201 TC12251 IC KIA4558P IC1204 TC12261 TRANS MODULE 0C 0805T 002 IC1402 TC12271 IC MM1567AJ IC2001 TC12281 IC PT6315 S Q1001 TC12291 TRANSISTOR 2SK3374 SYMBOL NO P NO DESCRIPTION Q1002 TC10778 TRANSISTOR KTC3199 GR Q1003 TC10778 TRANSISTOR KTC3199 GR Q1004 TC12301 TRANSISTOR KTC3205 Y Q1005 TC12311 TRANSISTOR KRC110M AT Q1006 T...

Страница 53: ... SWITCH SW2207 TE11957 TACT SWITCH SW2208 TE11957 TACT SWITCH SW2209 TE11957 TACT SWITCH SW2210 TE11957 TACT SWITCH SW2211 TE11957 TACT SWITCH W1001 TE14841 CABLE 26P W1601 TE14851 CABLE 18P W2201 TE14861 CABLE 12P WJ1003 TE14871 WIRE WJ1004 TE14881 WIRE SYMBOL NO P NO DESCRIPTION SYMBOL NO P NO DESCRIPTION ...

Страница 54: ...DV P325U DV P323U DV P325U DV P323U DV P325U DV P323U Digital Media Products Division Tokai No 9202E TK ...

Отзывы:

Нет отзывов

Бренды по названию

Популярные бренды

Загрузить еще бренды