Toshiba SD-V280 Скачать руководство пользователя страница 74

Страница: 74 / 143

E - 2 2

TROUBLESHOOTING GUIDE

YES

E-E DOES NOT APPEAR

(THE PICTURE DOES NOT

APPEAR FROM TUNER)

Does normality

AUDIO JACK

CONNECT?

Connection is done over again

Check POWER BLOCK.

Are there the voltage of

MB(5V),PB(5V),

TU(32V) of TU301?

Check the picture.

Is there video signal at

pin 24 of TU301?

Change TU301.

Change IC8002.

Change IC301.

Is there video signal

at pin 32 of IC101?

Is there video signal

at pin 19 of IC301?

Check J8001.

YES

Change IC101.

Is there video signal

at pin 26 of IC101?

YES

Is there video signal

at pin 7 of IC8002 ?

YES

Is the voltage at pin 2

of IC8002 5V?

Содержание SD-V280

Страница 1: ...SERVICE MANUAL Jun 2002 S DVD VIDEO PLAYER VIDEO CASSETTE RECORDER SD V280 FILE NO 810 200205 ...

Страница 2: ...nected Consult the dealer or an experienced radio TV technician for help CAUTION Changes or modifications not expressly approved by the partly responsible for compliance with the FCC Rules could void the user s authority to operate this equipment CAUTION THIS DIGITAL VIDEO PLAYER EMPLOYS A LASER SYSTEM TO ENSURE PROPER USE OF THIS PRODUCT PLEASE READ THIS USER S GUIDE CARE FULLY AND RETAIN FOR FUT...

Страница 3: ...ade Power source ANTENNA DISCHARGE UNIT NEC SECTION 810 20 ANTENNA LEAD IN WIRE GROUNDING CONDUCTORS NEC SECTION 810 21 GROUND CLAMPS POWER SERVICE GROUNDING ELECTRODE SYSTEM NEC ART 250 PART H GROUND CLAMP ELECTRIC SERVICE EQUIPMENT NEC NATIONAL ELECTRICAL CODE S2898A IMPORTANT SAFEGUARDS Power Source 6 Introduction Notes on handling When shipping the DVD VCR the original shipping carton and pack...

Страница 4: ...c 42 Locationg a specific title chapter or track 46 Basic playback DVD Repeat playback Random playback 47 Playing in a favorite order 48 Zooming a picture 49 Selecting the camera angle 50 Selecting subtitles 51 Selecting a language 52 Selecting the sound enhancement E A M 53 On screen display operation 54 Advanced playback DVD Table of languages 64 Before calling service personnel 65 Specification...

Страница 5: ...and SET are also used to navigate on screen menu system You can directly access specific channels using Number buttons Each press of DVD VCR on the remote control switches the screen between the VCR screen VCR mode and the DVD screen DVD mode 1 2 3 Remote control basics Inserting Batteries 14 Connections OUT TOTV IN FROMANT OUT TOTV IN FROMANT OUT TOTV IN FROMANT Notes A clear picture will not be ...

Страница 6: ...other scrambled or unscrambled channel Using the programmable timer to record only the channel selected at the converter box Prevents Using the DVD VCR tuner to select channels A B Switch Incoming Cable Converter Descrambler 4 5 6 18 Connections 56 58 7230007448 DVD OUT DVD VCROUT LINE IN1 UHF VHF ANALOGAUDIO L Y PB PR VIDEO L R AUDIO VIDEO L MONO R 3 CH 4 AUDIO IN FROMANT OUT TOTV R COMPONENT S D...

Страница 7: ...ions when the ANALOG AUDIO OUT L R jacks of the DVD VCR are connected to an amplification system To enjoy DTS Digital Surround playback an external 5 1 channel DTS Digital Surround decoder system must be connected to the BITSTREAM PCM AUDIO OUT jack of the DVD VCR Connecting to an amplifier equipped with an MPEG2 audio decoder MPEG2 sound You can enjoy motion picture and live concert DVD video dis...

Страница 8: ...tep 3 When you want to set the Daylight Saving Time manually on the first Sunday in April you set to ON and on the last Sunday in October you set to OFF ON OFF AUTO for manual setting forward one hour for manual setting back one hour for automatic setting read XDS in the signal ENTER MENU DAYLIGHT SAVING TIME ON OFF AUTO ATLANTIC GMT 4hours EASTERN GMT 5hours CENTRAL GMT 6hours MOUNTAIN GMT 7hours...

Страница 9: ...AY Notes This VCR selects the playback tape speed SP LP or SLP au tomatically The Cassette tape and DVD disc can be played back simulta neously If you press DVD VCR the tape playback and DVD playback alternate with each other on the screen When you select the VCR mode during DVD playback DVD playback will stop automatically after approx 5 minutes 2To start playback Playback Rewind or forward the t...

Страница 10: ...rnate with each other in the display window Notes If you rewind the tape beyond 00 00 00 a minus sign will be displayed in front of the time When you load a tape the counter will reset to 00 00 00 The counter does not function on nonrecorded blank sections of the tape When you rewind fast forward or play tapes through blank sections the counter stops Clock counter display VCR S M H S P COUNTER CLO...

Страница 11: ...5 TAPE EJECT 38 Recording VCR Setting procedure To set daily weekly timer To confirm Timer program At picture 1 on the previous page select TIMER REC SET and press ENTER The timer program list will appear on the screen 2 The current day Friday SU SA Sunday to Saturday MO SA Monday to Saturday MO FR Monday to Friday WKL WE WKL TH Weekly Thursday Weekly Wednesday One month later minus one day Weekly...

Страница 12: ...DVD mode The DVD indicator will light Press OPEN CLOSE The disc tray opens Place the disc on the disc tray With the playback side down There are two different disc sizes Place the disc in the correct guide on the disc tray If the disc is out of the guide it may damage the disc and cause the DVD VCR to malfunction Do not place a disc which is unplayable in this DVD VCR DVD VCD CD 2 1 4 3 5 Display ...

Страница 13: ...eginning of the current chapter or track When you press twice playback starts from the beginning of the preceding chapter or track Notes Some titles may not display chapter numbers When you set Title Stop to Off 63 you can access chapters in another title If you go back to the preceding title by pressing the SKIP button the DVD VCR locates the first chapter of the title When Title Stop is set to O...

Страница 14: ...playback if you have turned off the icon by selecting EXIT To restore normal picture size press the ZOOM button to display the icon then further press the ZOOM button until the icon turns off Notes Some discs may not respond to zoom feature During some scenes the buttons may not work as described Zooming does not work on subtitles or menus included on DVD video discs The magnification level varies...

Страница 15: ...u can easily switch a preferred audio enhancement E A M Enhanced Audio Mode Selecting the sound enhancement Press to select the E A M icon then press ENTER The sound enhancement menu appears To exit the audio enhancement selection Press CANCEL Notes Actual effects to sounds may vary depending on the speaker system Make selection according to your preference Actual effects to sounds may vary depend...

Страница 16: ...eo discs may not conform to the picture size you select When you play DVD video discs recorded in the 4 3 picture size only the playback picture always appears in the 4 3 picture size regardless of the TV shape setting If you select 16 9 Widescreen and you own a 4 3 TV set the DVD playback picture will be horizontally distorted during playback Images will appear to be horizontally compressed Alway...

Страница 17: ...CR Make sure this function works with your DVD video discs Off The parental lock feature does not function After pressing the ENTER button follow step 1 below On To activate the parental lock feature or change the settings After pressing the ENTER button follow steps 1 3 below Display Background Screen Saver On Screen Displays On Gray On ABC Operation Parental Lock Title Stop PBC Pause Still Auto ...

Страница 18: ...ck Hi Fi frequency response Hi Fi dynamic range F FWD REW time at 25 C 77 F Applicable disc Frequency range S N ratio Harmonic distortion Wow and flutter Dynamic range Operating conditions Specifications General input output supplied accessories GENERAL Input Output DVD VCR Video input 1 0 V p p 75 Ω negative sync pin jack x 2 Video output 1 0 V p p 75 Ω negative sync pin jack x 1 Audio input 300m...

Страница 19: ...seals on the cabinet chassis and parts Make sure to keep the indications and notices in the operation manual PERFORM A SAFETY CHECK AFTER SERVICING 4 Confirm that the screws parts and wiring which were removed in order to service are put in the original positions or whether there are the portions which are deteriorated around the serviced places serviced or not Check the insulation between the ant...

Страница 20: ... step 3 4 Then take out the Video Cassette from the Deck Chassis Be careful not to scratch on the tape TAPE REMOVAL METHOD AT NO POWER SUPPLY Fig 1 Pinch Roller Cam Main Cam Clutch Ass y Main Chassis Front Side Loading Motor Screw Capstan DD Unit Fig 2 A1 2 PARENTAL CONTROL RATING LEVEL 4 DIGIT SECURITY CODE CANCELLATION If the stored 4 digit security code in the Rating Level menu needs to be canc...

Страница 21: ...R JACK DVD IN OUT POWER PRINTED CIRCUIT BOARDS DVD VCR DISPLAY POWER OPERATION1 OPERATION2 SCHEMATIC DIAGRAMS READ CHANNEL DSP MPEG MEMORY AUDIO VIDEO DVD SYSCON Y C AUDIO CCD HEAD AMP VCR SYSCON TUNER JACK REGULATOR OPERATION DISPLAY Hi Fi DEMODULATOR DVD I O POWER OPERATION1 OPERATION2 DISPLAY INTERCONNECTION DIAGRAM WAVEFORMS MECHANICAL EXPLODED VIEW PACKING DIAGRAM CHASSIS EXPLODED VIEWS MECHA...

Страница 22: ...stem VHS Player Recorder System Video System NTSC Hi Fi STEREO Yes NTSC PB PAL60Hz No Deck DECK OVD 7 Loading System Front Motor 3 Heads Video Head 4Head FM Audio Head 2Head Audio Control Mono Yes Erase Full Track Erase Yes Tape Rec PAL Speed NTSC SP SLP Play PAL NTSC SP LP SLP Fast Forward Rewind Time Approx at 25oC FF 1 48 REW 1 48 with Cassette T 120 Forward Reverse NTSC or PAL M SP LP SLP 3x 5...

Страница 23: ... Mode RGB Signal Output Level Audio Signal Input Level Microphone Input Level Line 8 dBm 50k ohm VCR 0dB 0 775Vrms Output Level Line 8 dBm 1k ohm DVD VCR Digtal Output Level 0 5 V p p 75 ohm DVD S N Ratio at Weighted 90dB DVD 42dB VCR at SP Harmonic Distortion 1KHz Typical 0 008 DVD 1 5 VCR Frequency Response DVD Mode at DVD 4 Hz 22 KHz DVD Mode at VIDEO CD 4 Hz 20 KHz DVD Mode at CD 4 Hz 20 KHz V...

Страница 24: ...ver Yes Operational Yes Pause Still Yes Parental Lock Yes Title Stop Yes PBC Yes Initial Setup Yes On Screen Language Yes TV Shape Yes Audio Out Select Yes Open Yes Close Yes No disc Yes Reading Yes Play Yes Still Pause Yes Stop Yes Prohibit Mark Yes Step Yes Skip Yes Skip Yes Random Yes Repeat Yes A B Repeat Yes Slow Yes Slow No Search Yes Search Yes Resume Yes Title No Yes Chapter No Yes Track N...

Страница 25: ...Yes ATR Manual Tracking Yes Hi Fi Yes G 11 OSD Language DVD OSD Eng Fre Spa VCR OSD Eng Fre Spa G 12 Clock Timer Calendar 1990 1 1 2081 12 31 and Timer Timer Events 8 Program 1 Month Back up One Touch Recording Max Time 5 Hours 30 60 90 120 180 240 300 OTPB Valid Time No Timer Back up at Power Off Mode 5sec G 13 Display DISPLAY Yes DISPLAY type Fluorescent Indicator Clock Counter CH Timer Rec OTR ...

Страница 26: ...TRACKING Yes RIGHT SET TRACKING Yes VCR DVD Yes TV VCR Yes DVD MENU Yes TITLE Yes SET UP MENU VCR MENU Yes SELECT ENTER Yes CLEAR CANCEL Yes RETURN Yes PLAY Yes STOP Yes PAUSE STILL Yes FF Cue SEARCH Yes REW Review SEARCH Yes REC OTR Yes SKIP INDEX Yes SKIP INDEX Yes AUDIO AUDIO SELECT Yes ANGLE COUNTER RESET Yes SUB TITLE ATR Yes PLAY MODE SPEED Yes T REC Yes CLOCK COUNTER Yes MEMORY ZERO RETURN ...

Страница 27: ...h Yes VIDEO PLUS SHOWVIEW G CODE No One Touch Playback No Auto CH Memory Yes AREA CODE No Auto Clock Set Yes Index Search Yes SQPB Yes CATV Yes Energy Star No MTS SAP Yes CM Skip 30sec x 6 Times Yes Power On Memory No Surround No G 16 Accessories Owner s Manual Language English w Guarantee Card Yes Remote Control Unit Yes Guarantee Card No Warning Sheet No Service Station List No Important Tag No ...

Страница 28: ...nal Only Optical Out Option Yes Digital Audio DVD Signal Only Video Input Option RCA x 1 Yellow Audio Input Option RCA x 2 Stereo Red White RF Input Output Yes Euro Scart No AC Inlet No Indicator LED Power No Rec No T Rec No TV VCR No DVD Yes GREEN VCR Yes GREEN Surround No Level Meter No G 18 Set Size Approx W x D x H mm 430 x 314 5 x 99 G 19 Weight Net Approx 4 5 kg 9 9lbs Gross Approx 5 5 kg 12...

Страница 29: ...circuit on the position as shown Fig 1 4 using a soldering If you remove the Deck CD with no soldering the Laser may be damaged Disconnect the following connectors CP503 CP8001 CP8002 Remove the 4 screws 1 Remove the Deck Angle in the direction of arrow A Remove the 2 screws 2 Remove the Front DVD Shield in the direction of arrow B Remove the 4 screws 3 Disconnect the following connectors CP2601 C...

Страница 30: ...ve the 3 screws 2 Disconnect the following connectors CP101 CP102 CP103 and CP3001 Remove the AC Head Cover and VCR Deck in the direction of arrow Fig 1 5 2 VCR PCB 1 6 VCR PCB Refer to Fig 1 6 1 2 3 4 Remove the screw 1 Remove the 8 screws 2 Disconnect the following connector CP1701 Remove the VCR PCB in the direction of arrow 1 2 2 2 2 2 2 2 Fig 1 6 NOTE When the installation of the Deck CD remo...

Страница 31: ... the Locker Spring Unlock the 4 supports 1 and then remove the Cassette Side L R Unlock the support 2 and then remove the Locker R Locker Spring Cassette Side L Cassette Side R Locker R Cassette Holder 1 1 1 1 2 In case of the Locker R installation check if the two positions of Fig 2 3 B are correctly locked When you install the Cassette Side R be sure to move the Locker R after installing NOTE 1 ...

Страница 32: ...nsion Holder hook is set to the position of Fig 2 7 A to move the Tension Arm Ass y Remove the Tension Spring Unlock the 2 supports 1 and remove the Tension Band Unlock the support 2 and remove the Tension Arm Ass y Unlock the support 3 and remove the Tension Connect Float the hook 4 and turn it clockwise then remove the Tension Holder Fig 2 6 C Loading Motor Cassette Opener Fig 2 7 B Tension Band...

Страница 33: ...NOTE 1 2 3 4 5 6 Take care not to damage the gears of the S Reel and T Reel The Polyslider Washer may be remained on the back of the reel Take care not to damage the shaft Do not touch the section A of S Reel and T Reel Use gloves Refer to Fig 2 9 A Do not adhere the stains on it When you install the reel clean the shaft and grease it If you do not grease noise may be heard in FF REW mode After in...

Страница 34: ...e A C Head Use gloves When you install the A C Head Spring install as shown in Fig 2 11 B When you install the A C Head tighten the screw 1 first then tighten the screw 2 finally tighten the screw 3 Fig 2 11 A 1 2 A C Head A C Head Spring A C Head Base Screw Torque 5 0 5kgf cm Screw 1 2 2 3 2 1 Fig 2 11 B Spring Position 2 12 FE HEAD RECORDER ONLY Refer to Fig 2 12 1 2 Remove the screw 1 Remove th...

Страница 35: ...re met Refer to Fig 2 15 B And also can be seen the Main Chassis hole through the Main Cam maker hole Fig 2 15 B Pinch Roller Cam Marker Main Cam 2 16 LOADING GEAR S T UNIT Refer to Fig 2 16 A 1 2 Remove the E Ring 1 and remove the Main Loading Gear Remove the Main Rod Tension Lever Loading Arm S Unit and Loading Arm T Unit 1 Main Loading Gear Main Rod Tension Lever Loading Arm T Unit Loading Arm ...

Страница 36: ...ss y installation install it with inserting the spring of the Clutch Ass y into the dent of the Coupling Gear Refer to Fig 2 17 B Fig 2 17 B Clutch Ass y Coupling Gear 2 18 CASSETTE GUIDE POST INCLINED BASE S T UNIT P4 CAP Refer to Fig 2 18 A 1 2 3 Remove the P4 Cap Unlock the support 1 and remove the Cassette Guide Post Remove the Inclined Base S Unit and Inclined Base T Unit Fig 2 18 A Cassette ...

Страница 37: ...ring the IC leads completely Fig 3 2 Blower type IC desoldering machine IC 3 When IC starts moving back and forth easily after desoldering completely pickup the corner of the IC using a tweezers and remove the IC by moving with the IC desoldering machine Refer to Fig 3 3 NOTE Some ICs on the PCB are affixed with glue so be careful not to break or damage the foil of each IC leads or solder lands un...

Страница 38: ...eld Wire Refer to Fig 3 7 NOTE Do not absorb the solder to excess Fig 3 7 Soldering Iron IC Braided Shield Wire 4 When bridge soldering between terminals and or the soldering amount are not enough resolder using a Thin tip Soldering Iron Refer to Fig 3 8 Fig 3 8 Thin tip Soldering Iron IC 5 Finally confirm the soldering status on four sides of the IC using a magnifying glass Confirm that no abnorm...

Страница 39: ...Flip flop Frequency Generator Front Loading Switch Frequency Modulation Frequency Sub Carrier Forward Generator Ground H I K L M N O P R S H P F H SW Hz IC IF IND INV KIL L LED LIMIT AMP LM LDM LP L P F LUMI M MAX MINI MIX MM MOD MPX MS SW NC NR OSC OPE PB PB CTL PB C PB Y PCB P CON PD PG P P R REC REC C REC Y REEL BRK REEL S REF REG REW REV RVS RF RMC RY S CLK S COM S DATA SEG SEL SENS SER SI SIF...

Страница 40: ...on Sync Separator Separation Transistor Tracking Trick Playback Test Point Unregulated Volt Voltage Controlled Oscillator Video Intermediate Frequency Vertical Pulse Voltage Display Video Playback Variable Resistor Video Recording Visual Search Fast Forward Visual Search Rewind Voltage Super Source Vertical Synchronization Voltage Tuning Crystal Luminance Chrominance C1 2 ...

Страница 41: ...ARATION FOR SERVICING NOTE Although the DVD is connected the DVD mode cannot be selected Method Operations Press the ATR button on the remote control for more than 2 seconds during PLAY Adjusting of the Tracking to the center position Refer to the MECHANICAL ADJUSTMENT GUIDE ROLLER and ELECTRICAL ADJUSTMENT PG SHIFTER Make the short circuit between the test point of SERVICE and the GND The BOT EOT...

Страница 42: ...e Head Recorder only Capstan Belt Pinch Roller Capstan DD Unit Loading Motor Tension Band Capstan Shaft Tape Running Guide Post Cylinder Unit Clean those parts in contact with the tape Clean the rubber and parts which the rubber touches Replace when rolling becomes abnormal Clean the Head T Brake Band Clutch Ass y Idler Arm Ass y NOTE If you set a factory initialization the total hours is reset to...

Страница 43: ... in the same manner Refer to the figure below 2 TAPE RUNNING SYSTEM When cleaning the tape transport system use the gauze moistened with isopropyl alcohol 3 CYLINDER Wrap a piece of chamois around your finger Dip it in isopropyl alcohol Hold it to the cylinder head softly Turn the cylinder head counterclockwise to clean it in the direction of the arrow Refer to the figure below NOTE Do not exert f...

Страница 44: ...ally Remove the Up Date Disc and close the tray by hand Unplug the AC cord then plug it in After the write set to the initializing of shipping Set to the DVD mode press both Channel button 4 on the remote control and the REC button on the set for more than 2 seconds The INITIALIZE 1 COMPLETE will appear on the screen Then unplug the AC cord and plug it in CHECK FOR THE FIRMWARE VERSION Set to the ...

Страница 45: ...value has been selected Pressing ENTER will take you back to ADDRESS for further selection if necessary Repeat steps 4 to 7 until all data has been checked When satisfied correct DATA has been entered turn POWER off return to STANDBY MODE to finish DATA input Fig 1 1 2 3 Connect the set to TV Monitor Turn on the POWER Press both CH UP button on the set and the FF button on the set for more than 2 ...

Страница 46: ...OUND APJG022000 JG022 Master Plane Reel Disk Height Adjustment JG024A APJG024A00 Reel Disk Height Adjustment Jig Reel Disk Height Adjustment JG153 APJG153000 X Value Adjustment Screwdriver X Value Adjustment JG176 APJG176009 Up Date Disc Up Date of the Firmware PREPARATION FOR SERVICING 1 2 How to use the Servicing Fixture Short circuit between TP3001 and Ground with the cable JG154 The BOT EOT an...

Страница 47: ... 2gf in the beginning of playback 1 2 USING A CASSETTE TYPE TORQUE TAPE KT 300NR 1 2 3 After confirmation and adjustment of Tension Post position Refer to item 1 2 load the cassette type torque tape KT 300NR and set to the PLAY mode Confirm that the right meter of the torque tape indicates 50 90gf cm during playback in SP mode Confirm that the left meter of the torque tape indicates 25 40gf cm dur...

Страница 48: ... press the Tracking Button to move the envelope The envelope waveform will begin to decrease when you press the Tracking Button Adjust the PG shifter during playback Refer to the ELECTRICAL ADJUSTMENTS 1 2 3 4 5 6 NOTE After adjustment confirm and adjust A C head Refer to item 2 2 Fig 2 1 A Fig 2 1 B NOTE Install the Torque Gauge on the reel disk firmly Press the REW button to turn the reel disk 1...

Страница 49: ... appeared then adjust the a P4 Cap Fig 2 2 A Fig 2 2 B Audio Control Head Fig 2 2 C TAPE RUNNING ADJUSTMENT X VALUE ADJUSTMENT Confirm and adjust the height of the Reel Disk Refer to item 1 1 Confirm and adjust the position of the Tension Post Refer to item 1 2 Adjust the Guide Roller Refer to item 2 1 Confirm and adjust the Audio Control Head Refer to item 2 2 Connect CH 1 of the oscilloscope to ...

Страница 50: ...USTMENT PARTS LOCATION GUIDE 5 6 7 8 9 10 1 2 3 4 1 Tension Connect 2 Tension Arm 3 Guide Roller 4 Audio Control Head 5 X value adjustment driver hole 6 7 8 9 10 P4 Post T Brake Spring T Reel S Reel Adjusting section for the Tension Arm position ...

Страница 51: ...k the alignment tape Press and hold the Tracking Auto button on the remote control more than 2 seconds to set tracking to center Press both CH UP button on the set and the STOP button on the set for more than 2 seconds 1 2 3 4 When you exchange IC and Transistor for a heat sink apply the silicon grease on the contact section of the heat sink Before applying new silicon grease remove all the old si...

Страница 52: ...8001 OS8001 J8008 J8009 TP3002 TP101 TP3001 TP8001 TU301 CP102 CP651 CP8002 CP8001 CP1701 CP502 CP503 AC IN VCR PCB OPERATION 1 PCB POWER PCB CD651 CD502 A C HEAD C D 1 0 2 CD503 CP8502 CD8501 CD8502 CP2602 CP2601 CP2603 CD8002 CD2601 CD2603 J8002 SW301 CP601 CP652 CD652 DISPLAY PCB CP681 OPERATION 2 PCB DECK CD ...

Страница 53: ...OWER DOES NOT TURN ON NO VCR SECTION YES NO NO YES YES Check IC3001 Check IC3001 Check Q506 Q504 Check peripheral circuit of T501 Are there voltage at pin 14 15 16 of CP502 Is there voltage at pin 42 of IC 3001 Does display light ...

Страница 54: ...button YES YES YES NO NO NO Does the power cut after 3 seconds Check CAPSTAN DD UNIT and CYLINDER UNIT Does the power cut after about 6 seconds Check Q3001 Q3002 and CAPSTAN BELT Does intermittently the power cut Check Q3001 Q3002 IC3001 and sag of CAPSTAN BELT Check the POWER BLOCK ...

Страница 55: ...E Check IC3001 Change CYLINDER MOTOR YES YES NO NO AT PLAYBACK AND RECORDING CYLINDER MOTOR UNLOAD Is the voltage at pin 8 of CP3001 about DC12 6V Check at 12 6V line power block In playback is at pin 12 of CP3001 about DC2 6V ...

Страница 56: ... YES NO NO NO AUDIO SHAKES Is AUDIO HEAD scratched Change AUDIO HEAD At playback is input about 4 5Vp p of a rectangular wave at pin 9 of IC3001 Change CAPSTAN DD UNIT Check IC3001 At playback is pin 5 of CP3001 3 5V Check AUDIO BLOCK ...

Страница 57: ... BE INSERTED Check WORM GEAR of cassette loading block YES YES YES YES NO NO NO NO Does WORM GEAR of cassette loading block move When a CASSETTE can not inserted is pin 25 of IC3001 5V When a CASSETTE is inserted is pin 8 of CP3001 12 6V When a CASSETTE is inserted is pin 5 of IC3001 5V Check circuit of loading motor ...

Страница 58: ...cts immediately Check IC3001 Does another CASSETTE insert Check SW3001 Defective CASSETTE or cassette loading block YES YES YES NO NO NO Does SW3001 and REC LEVER correctly set After inserting CASSETTE is pin 35 of IC3001 0V Correctly SW3001 and REC LEVER set ...

Страница 59: ...E 7 TROUBLESHOOTING GUIDE Check DECK MECHANISM Can not FF REW YES NO At FF REW does voltage at pin 98 of IC3001 change Check line of IC3001 at pin 29 and pin 30 ...

Страница 60: ...iately Check power block Change IC3001 YES YES YES YES YES NO NO NO NO NO Does CYLINDER rotate Is there HEAD SW PULSE at TP3002 Is the voltage at pin 2 of CP502 12 6V At play is the voltage at pin 12 of CP3001 2 6V Is PG PULSE signal inputted to pin 104 of IC3001 Check Q3001 and Q3002 ...

Страница 61: ...9 TROUBLESHOOTING GUIDE 5V Change CYLINDER MOTOR Change IC3001 Change CYLINDER MOTOR YES YES NO NO At play the picture jitters vertical minutely Is FG wave of CP3001 at pin 11 5V Is pin 12 of CP3001 2 6V ...

Страница 62: ...IDE Auto tracking does not operate 2 5Vp p YES YES NO NO In auto tracking is the voltage at pin 24 of IC3001 more than DC 0 2V Does the CLT pulse signal about 2 5Vp p appear at pin 7 of IC3001 Check CONTROL HEAD CHANGE IC3001 ...

Страница 63: ...NO WHEN PLAYBACK FF OR REW MODE IS ACTIVE UNIT STOPS IMMEDIATELY Does CAPSTAN DD MOTOR rotate Refer to section CAPSTAN DD MOTOR NOT ROTAING Is there REEL SENSOR PULSE signal at pin 69 and pin 70 of IC3001 Check Q3001 and Q3002 Change IC3001 ...

Страница 64: ...LY Does a noise on the picture appear By adjusting the MANUAL TRACKING UP DOWN BUTTONS will the line disappear Check P B ENVELOPE Is a height of GUIDE POST maximum The height of GUIDE POST readjust Is PG SHIFTER adjustment 6 5H Adjust PG SHIFTER Is a wave of PB Y unusual Change IC101 Change IC3001 ...

Страница 65: ...OES NOT APPEAR Does E E picture appear Is the voltage of IC101 at pin 44 45 52 and 68 5V Check POWER BLOCK Is there video signal of IC101 at pin 26 Change IC101 Change IC8005 Is there video signal of IC8005 at pin 7 Check jack J8001 Change IC3001 Is there video signal of IC3001 at pin 19 ...

Страница 66: ...SHOOTING GUIDE YES YES NO NO Is there color signal in video signal at pin 26 of IC101 Check pin 19 of IC3001 Is there video signal at pin 26 of IC101 Change X tal Change IC101 AT PLAYBACK THE COLOR DOES NOT APPEAR ...

Страница 67: ...TING GUIDE YES YES NO NO PLAYBACK PICTURE IS NOISY EVEN AFTER CLEANING HEADS Is noisy a wave of video signal at pin 26 of IC101 Is noisy a wave of video signal of EMITTER of Q8004 Check J8001 Check Q8004 Check CYLINDER ...

Страница 68: ...S NO NO NO COLOR DURING SELF RECORDING AND PLAYBACK Is there CHROMA signal at pin 30 32 of IC101 Check TU301 J601 J8002 IC8002 brock circuit around it Is there CHROMA signal at pin 26 of IC101 Check circuit around of J8001 Change IC101 ...

Страница 69: ...n E E DOES NOT APPEAR Is the voltage at pin 6 of IC101 about 2 5V Check IC101 and around circuit of it Check circuit around at pin 10 of IC101 Check circuit around at pin 22 24 of IC701 Is there audio signal at pin 10 of IC101 Is there audio signal at pin 22 24 of IC701 Check whether there are not a damage dirt in AUDIO HEAD ...

Страница 70: ...IDE YES YES NO NO CAPSTAN DD MOTOR NOT ROTATING In playback is there voltage at pin 2 of CP3001 12V Check POWER BLOCK Change IC3001 In playback is there voltage at pin 102 of IC3001 2 5V DD MOTOR rotate now If not replace it ...

Страница 71: ...n 7 of IC101 Check POWER BLOCK and voltage of base of Q103 Check disconnection and short of L101 Is there voltage of base of Q103 about 5V Check IC701 and the circuit from TUNER or audio input jack to IC701 Change Q103 Change L101 Is there sine wave at pin 5 of L101 Check lead wire of A C HEAD and CONNECTOR Is there audio signal at pin 76 78 and 80 of IC101 ...

Страница 72: ...DE YES YES NO NO THE CASSETTE INSERT BUT THE TAPE DOES NOT MOVE Does the mode appear at display Does operate with remote control Check operation display PCB Check LOADING MOTOR and MODE SENSOR RELATION DEPARTMENT Check IC3001 ...

Страница 73: ... FROM INPUT JACK OR TUNER Is there video signal at pin 30 32 of IC 101 Is the BASE of Q103 5V Is the voltage at pin 96 of IC3001 5V Check of video signal from VIDEO IN or TUNER to IC3001 Change IC3001 Change IC101 Is there video signal at pin 26 of IC101 Check CYLINDER UNIT and circuit around of CP101 ...

Страница 74: ...CK Are there the voltage of MB 5V PB 5V TU 32V of TU301 Check the picture Is there video signal at pin 24 of TU301 Change TU301 Change IC8002 Change IC301 Is there video signal at pin 32 of IC101 Is there video signal at pin 19 of IC301 Check J8001 YES NO Change IC101 Is there video signal at pin 26 of IC101 YES NO Is there video signal at pin 7 of IC8002 YES NO Is the voltage at pin 2 of IC8002 5...

Страница 75: ...STEREO appear Is the voltage at pin 7 of IC101 5V Refer to section E E AUDIO STEREO DOES NOT APPEAR Check POWER BLOCK Is the voltage at pin 95 of IC3001 5V Change IC301 Change IC101 Change IC701 Is there audio signal at pin 10 15 of IC701 Is there audio signal at pin 61 of IC701 Check circuit around of J8001 ...

Страница 76: ...OES NOT APPEAR Is the voltage at pin 25 40 51 of IC701 5V Is the voltage at pin 58 of IC701 12V Check POWER BLOCK Check POWER BLOCK Change IC101 Change IC701 Is there audio signal at pin 10 15 of IC701 Is there audio signal at pin 53 57 of IC701 Check circuit around of J8001 ...

Страница 77: ...MONO appear Refer to section E E AUDIO MONO DOES NOT APPEAR Check circuit around of TU301 at pin 22 Change IC701 Check IC8001 at pin 3 5 Is there audio signal at pin 48 of IC701 Is there audio signal at pin 53 57 of IC701 Is there audio signal a collector of Q8005 and Q8006 Check circuit around of J8001 ...

Страница 78: ...ction E E AUDIO STEREO DOES NOT APPEAR Does E E AUDIO STEREO appear At the time of channel change does the display of a stereo come out to the screen Is there audio signal at pin 48 of IC701 Is there audio signal at pin of IC701 Check circuit around of TU301 Change IC701 Check IC8001 of pin 3 and 5 Is there audio signal a collector of Q8005 and Q8006 Check circuit around of J8001 Change IC701 ...

Страница 79: ...O appear Does NORMAL PB AUDIO appear Is there audio signal at pin 22 24 of IC701 Is there audio signal at pin 53 57 of IC701 Check circuit around of J8001 Refer to section E E AUDIO STEREO DOES NOT APPEAR Refer to section AT PLAY AUDIO DOES NOT APPEAR Check circuit of HEAD AMP and CYLINDER UNIT Change IC701 ...

Страница 80: ...of picture recording is there audio signal at pin 10 and 15 of IC701 Is there audio signal at pin 53 57 of IC701 At recording and play is there signal at pin 7 8 and 9 of CP101 Check IC101 Check CYLINDER UNIT Change IC701 Check circuit around of J8004 J8005 and TU301 Refer to section E E AUDIO MONO DOES NOT APPEAR ...

Страница 81: ... NO NO Deck does not accept open close Is the DVD display out Can it open and close it manually 1 Change DVD LOADER Change DVD LOADER 1 Turn GEAR of DVD DECKfront lower part to open and close TRAY manually Is the voltage at pin 7 20 of IC2602 8V YES YES Check IC2602 CP2603 and peripheral circuit NO Check POWER BLOCK ...

Страница 82: ...een without going out Is there video signal at pin 27 of IC8504 Check IC8005 and peripheral circuit Is there waveform at pin 102 103 105 and 106 of IC4001 Is there waveform at pin 120 of IC4001 Check IC8504 and peripheral circuit Is X8501 oscillating NO Change X8501 YES YES Change IC8501 YES Change IC4001 ...

Страница 83: ...ay Please Check Disc after reading Are there oscillate at pin 29 30 of IC2603 Are there waveform at line of DVDDATA0 7 Check IC2001 and peripheral circuit Is the voltage at pin 6 of IC2603 about 1V Check IC2603 and peripheral circuit Check IC4001 and peripheral circuit Check IC2603 and peripheral circuit ...

Страница 84: ...03 Is the voltage at pin 3 of CP8502 about 5V Change IC8503 Check IC8004 and peripheral circuit Are there waveform at pin 136 139 and 141 of IC4001 YES Check IC2001 and peripheral circuit NO Check IC8503 and peripheral circuit DVD CD ANALOG AUDIO DOES NOT APPEAR Are there waveform at line of DVDDATA0 7 ...

Страница 85: ...GUIDE Change IC2001 NO YES YES NO No digital audio on playback Is there waveform at pin 3 of CD8501 Is the Analog Audio Sound Check OS8001 and peripheral circuit of J8007 Refer to section DVD CD ANALOG AUDIO DOES NOT APPEAR ...

Страница 86: ... there Y U V waveform at pin 16 18 20 of IC8504 Is there Y U V waveform at pin 7 9 and 11 of CP8002 Check circuit around of J8008 Check circuit around of CP8002 Are there signals at pins 4 11 and 13 of IC8504 CHECK CIRCUIT AROUND OF IC8504 Refer to section DVD screen without going out ...

Страница 87: ... pin 23 and C signal at pin 25 of IC8504 Check D8501 and circuit around of D8502 NO YES Check circuit around of Q8508 YES NO Are there signals at pins 4 11 and 13 of IC8504 Check circuit around of IC8504 Refer to section DVD screen without going out Is the voltage at pin 1 of IC8504 about 8V ...

Страница 88: ... 701 701 701 640 636 J1 1 630 621 703 703 703 631 703 703 703 703 703 624 625 627 628 708 708 703 703 PCB130 DVD PCB 625 703 616 705 703 703 703 PCB240 POWER PCB 629 704 704 704 704 704 635 601 617 706 PCB390 DISPLAY PCB 706 PCB270 OPERATION 1 PCB 706 PCB280 OPERATION 2 PCB 706 706 608 609 610 612 611 614 615 639 613 641 CD102 CD652 CD651 CD8002 CD2601 CD2603 ...

Страница 89: ...RUCTION BOOK FRENCH FOR CANADA ONLY QUICK SET UP SHEET SPANISH FOR USA ONLY ENVELOPE FOR CANADA ONLY REGISTRATION CARD INFORMATION SHEET POLYBAG INSTRUCTION RED CAUTION GIFT SHEET TRANSMITTER J2 1 PACKING PAD FRONT PACKING PAD BACK GIFT BOX PACKING DIAGRAM PAD DVD VR ...

Страница 90: ...e is applied for each position NOTE MARK CLASS GREASE AA 302 312 315 UN4001 M2003 502 504 H5001 503 306 305 332 507 335 342 322 508 324 348 506 501 H5002 323 508 341 331 334 333 314 301 313 307 300 317 309 336 346 345 321 319 320 AA 316 318 325 347 AA AA AA AA AA AA AA AA AA AA AA AA AA AA AA AA AA J3 1 CD1501 M101 304 CD1502 ...

Страница 91: ... 330 505 510 338 510 337 340 509 308 344 327 343 326 328 AA AA AA AA AA AA AA AA AA AA AA AA AA CD1501 CD1502 AA Applying positions AA for the grease are displayed for this section Check if the correct grease is applied for each position NOTE MARK CLASS GREASE AA J3 2 ...

Страница 92: ...x5xT1 800WFA0055 633 CABINET BOTTOM ASSY A2A706C730 634 CUSHION 23x13xT3 800WR0A023 635 POP LABEL 7230007463 636 HOLDER TOP 701WPA0781 637 SPRING EARTH TOP 753WUA0062 638 SHEET CAUTION 7260000332 639 SHIELD 3PIN 752WSA0285 640 CUSHION LEG 800WFAA013 641 CUSHION FFC 800WF00053 701 SCREW TAP TITE B R PAN 3x29 8109130B94 702 SCREW TAP TITE B R BIND 3x7 8109230704 703 SCREW TAP TITE B BIND 3x8 8109230...

Страница 93: ...99209 CAP P4 85OP400520 333 79099210 BAND TENSION 85OP400539 334 79099211 CONNECT TENSION 85OP400533 335 79099212 ARM BRAKE T 85OP600573 336 79099213 BAND BRAKE T 85OP600583 337 79099214 CAM PINCH ROLLER 85OP600577 338 79099215 CAM MAIN 85OP600578 339 79099216 ROD MAIN 85OP600579 340 79099217 GEAR JOINT 85OP600582 341 79099218 SPRING TENSION 85OP800322 342 79099219 SPRING BRAKE T 85OP800360 343 79...

Страница 94: ... R903N8223J R302 RC 1K OHM 1 8W R903N8102J R304 RC 10K OHM 1 8W R903N8103J R501 79099001 RC 3 3M OHM 1 2W R0G3K2335K R502 79099002 R METAL OXIDE 0 39 OHM 1W R3X181R39J R504 AD301141 R METAL OXIDE 560 OHM 1W R3X181561J R506 RC 1M OHM 1 2W R002T2105J R507 RC 56K OHM 1 4W R002T4563J R508 RC 470 OHM 1 4W R002T4471J R509 RC 10K OHM 1 4W R002T4103J R510 RC 470 OHM 1 2W R002T2471J R512 79099004 R METAL O...

Страница 95: ...12 RC 2 2K OHM 1 10W R904N7222J R1013 RC 10K OHM 1 16W R803R9103J R1014 RC 4 7K OHM 1 16W R803R9472J R1015 RC 10K OHM 1 10W R904N7103J R1016 RC 4 7K OHM 1 10W R904N7472J R1017 RC 10K OHM 1 10W R904N7103J R1018 RC 10K OHM 1 10W R904N7103J R1021 RC 4 7K OHM 1 10W R904N7472J R1022 RC 10K OHM 1 10W R904N7103J R1024 RC 4 7K OHM 1 16W R803R9472J R1025 RC 4 7K OHM 1 16W R803R9472J R1026 RC 100 OHM 1 16W ...

Страница 96: ...3R9222J R2027 RC 22K OHM 1 16W R803R9223F R2028 RC 1K OHM 1 16W R803R9102J R2029 RC 33K OHM 1 16W R803R9333F R2030 RC 2 2K OHM 1 10W R904N7222J R2031 RC 100 OHM 1 16W R803R9101J R2032 RC 22K OHM 1 16W R803R9223F R2033 RC 1K OHM 1 16W R803R9102J R2034 RC 33K OHM 1 16W R803R9333F R2035 RC 3 3K OHM 1 10W R904N7332J R2036 RC 330K OHM 1 16W R803R9334J R2037 RC 33K OHM 1 10W R904N7333J R2038 RC 18K OHM ...

Страница 97: ...56K OHM 1 8W R903N8563J R3015 RC 47K OHM 1 4W R002T4473J R3017 RC 560 OHM 1 8W R903N8561J R3019 RC 47K OHM 1 8W R903N8473J R3020 RC 560 OHM 1 8W R903N8561J R3022 RC 150K OHM 1 8W R903N8154J R3024 RC 15K OHM 1 8W R903N8153J R3025 RC 470 OHM 1 8W R903N8471J R3026 RC 8 2K OHM 1 8W R903N8822J R3027 RC 15K OHM 1 8W R903N8153J R3028 RC 47K OHM 1 8W R903N8473J R3029 RC 47K OHM 1 8W R903N8473J R3030 RC 5 ...

Страница 98: ... RC 120 OHM 1 8W R903N8121J R8005 RC 10 OHM 1 8W R903N8100J R8006 RC 10 OHM 1 8W R903N8100J R8007 RC 100 OHM 1 8W R903N8101J R8008 RC 15 OHM 1 8W R903N8150J R8009 RC 470 OHM 1 2W R002T2471J R8010 RC 75 OHM 1 8W R903N8750J R8011 RC 100 OHM 1 8W R903N8101J R8014 RC 390 OHM 1 8W R903N8391J R8015 RC 390 OHM 1 4W R002T4391J R8016 RC 2 2K OHM 1 8W R903N8222J R8017 RC 2 2K OHM 1 8W R903N8222J R8018 RC 5 ...

Страница 99: ...R9103J R8520 RC 680 OHM 1 10W R904N7681J R8521 RC 680 OHM 1 10W R904N7681J R8522 RC 75 OHM 1 16W R803R9750F R8523 RC 75 OHM 1 16W R803R9750F R8524 RC 680 OHM 1 10W R904N7681J R8525 RC 5 1K OHM 1 16W R833R9512D R8526 RC 5 1K OHM 1 16W R833R9512D R8527 RC 10K OHM 1 16W R803R9103J R8528 RC 10K OHM 1 10W R904N7103J R8529 RC 10K OHM 1 10W R904N7103J R8530 RC 10K OHM 1 16W R803R9103J R8531 RC 5 1K OHM 1...

Страница 100: ...C172 CC 22 PF 50V CH CS0RCH4H1J C303 CC 0 1 UF 50V F CS0RF0415Z C304 CC 0 01 UF 50V F CS0RF0414Z C308 CE 220 UF 6 3V E02LU0221M C309 CE 220 UF 6 3V E02LU0221M C313 CE 10 UF 16V E50HU2100M C316 CC 0 1 UF 50V F CS0RF0415Z C501 79099006 CE 2200 UF 25V E02L03222M C502 79099007 CMP 0 1 UF 275V PHE840 P2472B104M C505 79099008 CE 220 UF 16V E02LU2221M C507 79099009 CC 0 001 UF 500V B C0JTB0513K C508 CP 0...

Страница 101: ...0RF0414Z C734 CC 0 1 UF 25V B CS0RB0315K C735 CE 4 7 UF 50V E02LU54R7M C736 CC 0 001 UF 50V B CS0RB0413K C737 CE 4 7 UF 50V E50HU54R7M C738 CC 0 01 UF 50V F CS0RF0414Z C739 CE 47 UF 6 3V E50HU0470M C740 CE 33 UF 6 3V E50HU0330M C741 CE 10 UF 50V E02LU5100M C742 CE 10 UF 50V E02LU5100M C743 CE 0 22 UF 50V E02LU5R22M C744 CC 0 1 UF 50V F CS0RF0415Z C746 CC 0 1 UF 25V B CS0RB0315K C747 CE 10 UF 50V E...

Страница 102: ... CS0YB0215K C2029 CC 0 1 UF 16V B CS0PB0215K C2030 CC 0 01 UF 50V B CS0PB0414K C2031 CC 150 PF 50V CH CS0YCH4E2J C2035 CC 100 PF 50V CH CS0YCH412J C2036 CC 0 1 UF 25V F CS0YF0315Z C2037 CC 0 1 UF 25V F CS0PF0315Z C2038 CC 0 015 UF 50V B CS0YB04E4K C2039 CC 0 001 UF 50V B CS0YB0413K C2040 CC 0 1 UF 25V F CS0YF0315Z C2041 CC 0 1 UF 25V F CS0PF0315Z C2042 CC 1 UF 25V F CS0RF0316Z C2044 CC 1 UF 25V F ...

Страница 103: ... UF 25V B CS0RB0315K C3020 CC 0 022 UF 50V B CS0RB04H4K C3021 CE 10 UF 16V E50HU2100M C3022 CC 470 PF 50V CH CS0RCH4Q2J C3023 CE 220 UF 6 3V E02LU0221M C3024 CC 18 PF 50V CH CS0KCH4G1J C3025 CC 18 PF 50V CH CS0KCH4G1J C3027 CC 0 1 UF 50V F CS0RF0415Z C3029 CE 47 UF 6 3V E50HU0470M C3030 CC 0 1 UF 50V F CS0RF0415Z C3031 CC 0 0015UF 50V B CS0RB04E3K C3032 CE 2 2 UF 50V E50HU52R2M C3033 CE 330 UF 35V...

Страница 104: ...0471M C8040 CE 4 7 UF 50V E50HU54R7M C8041 CC 0 1 UF 50V F CS0RF0415Z C8042 CE 10 UF 16V E50HU2100M C8043 CE 10 UF 16V E50HU2100M C8048 CE 470 UF 6 3V E02LU0471M C8049 CE 100 UF 16V E02LU2101M C8052 CE 4 7 UF 50V E50HU54R7M C8053 CC 0 01 UF 50V B CS0RB0414K C8054 CE 220 UF 16V E02LU2221M C8055 CC 0 01 UF 50V B CS0RB0414K C8056 CC 100 PF 50V CH CS0RCH412J C8057 CC 100 PF 50V CH CS0RCH412J C8058 CC ...

Страница 105: ...D300075 DIODE RECTIFIER 10ELS6N TA1B2 D28TELS6N6 D523 79099023 DIODE ZENER MTZJ33B T 77 D97U03301B D524 79099020 DIODE SILICON 1SS133T 77 D1VT001330 D525 79099025 DIODE SILICON 1N4005 EIC D2WXN40050 D526 79099028 DIODE ZENER MTZJ24B T 77 D97U02401B D529 79099016 DIODE SILICON SB290S D2WXB290S0 D530 AD300075 DIODE RECTIFIER 10ELS6N TA1B2 D28TELS6N6 D531 AD300671 DIODE ZENER MTZJ18B T 77 D97U01801B ...

Страница 106: ... 79099067 TRANSISTOR SILICON 2SA1037AKT146R S T6YJ1037K0 Q107 79099067 TRANSISTOR SILICON 2SA1037AKT146R S T6YJ1037K0 Q109 79099068 TRANSISTOR SILICON 2SC2412KT146 R S T8YJ2412K0 Q303 79099069 COMPOUND TRANSISTOR KRC103SRTK TNAAC05002 Q501 79099070 FET STP5NC50FP TJXG5NC500 Q502 79099071 TRANSISTOR SILICON 2SC2120Y TPE2 TC5T021204 Q504 79099072 TRANSISTOR SILICON 2SB1131 S T AE TB3T011310 Q505 790...

Страница 107: ...75S_Y_RTK TCAA3875SY Q8510 79099075 COMPOUND TRANSISTOR KRA102SRTK TPAAB05001 Q8511 79099075 COMPOUND TRANSISTOR KRA102SRTK TPAAB05001 Q8512 79099088 TRANSISTOR SILICON 2SC3326_B TE85L T85A03326B Q8513 79099088 TRANSISTOR SILICON 2SC3326_B TE85L T85A03326B L101 COIL BIAS OSC 1626009 031626009R L102 COIL 100 UH 02167F101J L104 COIL 22 UH 02167F220J L105 COIL 22 UH 02167F220J L106 COIL 22 UH 02167F2...

Страница 108: ...CB SIDE IMSA 9604S 06Z14 069J760029 CP103 79099127 CONNECTOR PCB SIDE TMC T02X E1 0697120320 CP502 79099128 WIRE HOLDER B2013H02 16P 067U016019 CP503 79099129 CONNECTOR PCB SIDE A2001WV2 6P 069S260629 CP601 79099130 CONNECTOR PCB SIDE 52492 1820 069R7I0479 CP651 79099131 CONNECTOR PCB SIDE IMSA 9604S 07Z13 069J770019 CP652 79099132 CONNECTOR PCB SIDE IMSA 9604S 18Z14 069J7I0029 CP681 79099133 CONN...

Страница 109: ...01 79099153 TUBE FLUORSCENT DISPLAY HNV 09SS33 096F90R402 X101 79099154 CRYSTAL HC 49 U 100CT3R508 X1001 79099155 CERAMIC OSCILLATOR CSTCC9M00G53 R0 1002T00901 X3001 79099156 CRYSTAL HC 49 U S 100CT01002 X3002 79099157 CRYSTAL DT 26 100DA32R01 X3003 79099158 CRYSTAL HC 49 U S 100CT01403 X8501 79099159 CRYSTAL HC 49 U S 100WT02706 RESISTOR RC CARBON RESISTOR CAPACITORS CC CERAMIC CAPACITOR CE ALUMI...

Страница 110: ...S HA 1 19 DISKWD1 FCSEAR SVCEX RF OUT BWL BWU BCAS BRAS BDE DPD 0 15 DPA 0 8 B B A B F A C E A A C E C D C C DAC A B CD PUDET2 LSRDVD LDMN LDMP RESET LMT TOPN TCLS A 3V HA 1 4 MPEG MPGIRQ I45RSTX HD 0 15 SD RAM IC4004 HY57V151510DTC 8 A AUDIO OUT L AUDIO OUT R ZERO DVD OUT Y C DVD Y DVD U DVD V MCSO MRAS MCAS NWE MDQM SPDIF 134 DVD RESET TX RX HA 8 FLASHCS MWR MRD MPCLK X8501 27MHz MD 0 15 MA 0 11...

Страница 111: ...LIM FM DEM SUB LPF V I CONV P R Y LPF YNR COMB N L DEEM NC1 Y C MIX SYNC SEP VCA CLAMP 1 2 FBC Chara INS 6dB P R P R V AGC L101 CLAMP EQ AMP LINE AMP MUTE ALC Y C_CS Y C_DATA Y C_CLK H AMP_SW C ROTARY H SW ENV DET COMP DUMMY_V SYNC C SYNC FRONT_V_IN TU REAR_V_IN TO_NORMAL_A FROM_NORMAL_A 6 2 3 1 5 Q105 BIAS CTL 11 4 P CON 5V H AMP SW AUDIO MUTE C ROT RF SW IN ENV DET CONP OUT Q104 BIAS OSC Q103 SW...

Страница 112: ..._CLK KEY B REM_IN AFT S CURVE CTL CTL P CON 5V TAB SW 35 REC SAFTY SW RESET 1 2 3 IC3003 PST3231NR AT 5V SYSTEM RESET 5 6 EEPROM IC3099 S 24C02BDP 1A Y C DATA 54 Y C CLK 53 Y C_DATA Y C_CLK C SYNC 111 C SYNC SCL SDA COMP 101 COMP FL CLK FL DATA 89 90 FL CS 83 FL_CLK FL_DATA FL_CS ST SELECT 31 HIFI H SW 106 HIFI ENV 32 ST_SELECT HIFI_H SW HIFI_ENV DET POWER MUTE L 87 POWER_MUTE L IIC_DATA IIC_CLK A...

Страница 113: ...12 6V MOTOR_GND AT 5 2V P CON 5V SYSCON HI FI DEMODULATOR Y C AUDIO CCD HEAD MAP P CON 5V P CON 5V REGULATOR BLOCK DIAGRAM AT 5V P CON 5V P CON 5V DH P CON 12V P CON 12V AT 5 2V OPERATION DISPLAY GND POWER FAIL VCR POWER ON L P CON 9V VCR POWER ON H SYSCON GND GND GND AT 5 2V P CON 3 3V GND DVD I O GND 32V TUNER JACK Q1714 M CON POWER SW Q1704 P CON 12V SW Q1705 P CON 9V SW P CON 9V_DVD AT 13V DVD...

Страница 114: ...AT 5 2V DVD LED SW Q666 REGULATOR DVD LED D681 DVD_LED OPERATION DISPLAY BLOCK DIAGRAM F 9 F 10 31 16 8 30 17 FIP DRIVER IC IC601 BU2977FS 24 26 24 28 23 1 2 34 35 REGULATOR RESET Q601 VCR LED D685 FRONT _V_IN FRONT AUDIO IN R J603 2 3 1 FRONT AUDIO IN L J602 2 1 FRONT VIDEO IN J601 2 1 HI FI DEMODULATOR Y C AUDIO CCD HEAD AMP 32 25 7 1 10 4 DVD LED 5 KEY A KEY B 1 2 7 6 3 VCR LED 6 2 AT 5 2V 3 5 ...

Страница 115: ...A_IN L FRONT_A_IN R HF2 HF_COM FSC HF1 FROM_NORMAL_A TO_NORMAL_A TUNER JACK SYSCON Y C AUDIO CCD HEAD AMP 51 58 40 P CON 12V P CON 5V INPUT SW AMP AMP RFC OUTPUT SW PNR BPF FM LIM DEM BLOCK AMP AMP AGC LOGIC VCO FO ADJ LOGIC 25 DBX NOISE REDUCTION L R MIX REC LPF VCO 4 2 Hi Fi DEMODULATOR BLOCK DIAGRM 1 3 DVD_A_OUT L DVD_A_OUT R DVD I O REGURATOR F 11 F 12 OPERATION DISPLAY 14 9 REAR_A_IN L REAR_A...

Страница 116: ...1 Y C VIDEO OUT SW V OUT ZERO SYS_MUTE DVD I O REGULATOR 2 2 1 COAXAL DIGITAL OUT J8007 OPT TRANSSFORMER OS8001 4 3 Y C SEPA J8006 3 2 COMPONENT OUT J8008 Q8001 D AUDIO DRIVER Q8002 5 DVD_Y DVD_U DVD_V C_OUT Y_OUT D AUDIO DRIVER P CON 5V SPDIF 134 DVD I O TUNER JACK BLOCK DIAGRAM Q8014 MUTE SW 7 1 2 3 6 8 VIDEO SW IC8005 NJM2533V VCC GND P CON 12V 3 2 1 AUDIO SW IC8001 CD4053BNSR 8 5 6 7 4 VCC GND...

Страница 117: ...A PCON 9VA GND GND RX TX CD8001 FROM TO DVD BLOCK 17 16 15 DVD RESET ZERO AUDIO R 18 DVD RESET P CON 5V DH P CON 3 3V GND SPDIF 134 Y_OUT C_OUT DVD_U DVD_V DVD_Y 3 1 AMP IC8004 NJM4580M 5 7 DVD_A_OUT L DVD_A_OUT R DVD_A_OUT L DVD_A_OUT R DVD_V_OUT ZERO HI FI DEMODULATOR FROM TO DVD BLOCK DVD_V_OUT Y C AUDIO CCD HEAD AMP P CON 9V_DVD F 15 F 16 AUDIO SIGNAL PB RECORD LUMINANCE SIGNAL RECORD COLOR SI...

Страница 118: ...10 9 8 7 6 5 4 3 2 1 TUNER 32V P FAIL GND GND POWER ON H UNREG 3 3V UNREG 3 3V AT 5 2V AT 5 2V AT 13V MOTOR GND MOTOR 12V CP502 REGULATOR 6 5 4 3 2 1 P CON 5V D GND P CON 5V A GND P CON 9V A MOTOR GND CP503 DVD 18 9VREG IC502 KIA7809API 1 3 Q501 Q506 2 P CON B SW P CON SW Q501 P CON5V SW POWER BLOCK DIAGRAM F 17 F 18 12 15 HEATER 11 16 HEATER ...

Страница 119: ...9 R2624 R2630 C2623 C2638 C2629 C2631 C2630 C2632 C2634 C2625 C2622 C2618 C2621 C2620 C2617 C2616 C2607 C2614 C2628 R2633 R2634 R2626 R2628 R2627 R2625 Q2604 Q2603 C2610 C2609 R2619 R2623 R2616 R2615 R2622 R2621 R2618 IC2002 C2047 C2042 C2048 C2049 C2040 C2036 C2050 R2050 R2052 R4002 C4020 C4006 C4005 R2021 R2026 C2008 C2002 R2012 C2003 R2011 R2004 C2021 C2001 C2005 C2004 C2023 R2001 R2016 R2005 C...

Страница 120: ...221 W223 W224 W225 W226 W227 W228 W229 W230 W231 Q1702 Q1703 W232 R1714 R1706 Q1706 R1709 W234 W236 W237 CP8002 W238 W239 W804 W817 W244 W245 W247 W248 W249 C8029 W250 W253 W255 W256 W257 C8043 W259 W275 C8033 C8054 C8030 C8024 C8028 W822 W284 W823 C8052 D8010 D8004 W291 W292 W293 W294 J8009 W295 W297 W298 W299 R1703 W300 W303 W304 W307 W308 W309 C8106 C8065 C8103 C8102 W312 W313 W314 W316 W317 W3...

Страница 121: ... C710 R704 R711 R712 C721 R139 R138 Q3007 C3027 C3065 R3047 R3046 R3029 R3028 R3013 R3062 C3050 R3033 C3053 C3020 C3008 R3026 R3003 R113 R3057 R3009 C3017 C3039 Q666 R706 R707 C155 R3041 R3006 R3019 R136 R3039 R710 C3061 R105 R718 IC8002 R8010 C304 R301 R304 C8041 Q303 C316 R8029 R8002 R8008 C8012 C8008 R8003 Q8001 Q8002 R8004 C8010 R8005 C8011 R8006 R8007 Q8005 Q8006 R8014 R8001 R8018 Q1704 R8017...

Страница 122: ...3 D604 W018 R612 C613 Q602 R603 DISPLAY CHIP MOUNTED PARTS SOLDER SIDE PRINTED CIRCUIT BOARDS F501_1 FH501_1 FH502_1 C 5 0 2 _ 1 L501_1 HS501 Q501 IC503 R504 Q502 D509_1 C515 R502 R506 W007 D524 R524 R507 R508 S501 C501 L503 C510 Q504 R509 R510 C518 W802 R531_2 Q506 IC501 R521 R520 R522 C524 R512_1 W011 W804 D530 D531 R525 C511 T501 L505 L506 CP502 D512 C517 HS502 IC502_1 C514_2 R513 CP503 C530 L5...

Страница 123: ...GE WITHOUT NOTICE NOTE THIS SCHEMATIC DIAGRAM IS THE LATEST AT THE TIME W262 0 W261 0 DURING PLAYBACK MEASURED WITH THE DIGITAL TESTER NOTE THE DC VOLTAGE EACH PART WAS Q2603 HN1B01F_Y DVD LD DRIVER 1 2 3 4 5 6 Q2602 HN1C03F_B PROTECT 1 2 3 4 5 6 Q2604 HN1B01F_Y CD LD DRIVER 1 2 3 4 5 6 CD2601 2H081006 FFC 1 25P CD2603 2H060806 FFC 1 25P IC2602 BA5813FM MOTOR DRIVER 1 10 11 12 13 14 15 16 17 18 19...

Страница 124: ...DPD14 DPD13 DPD12 DPD11 DPD10 DPD9 DPD8 DPD7 DPD6 DPD5 DPD4 DPD3 DPD2 DPD1 DPD0 VDD 5V VDD 3 3V GND SCLK2 DPA7 DPA6 DPA5 GND DPA4 VRFD DPA3 DPA2 A 3V DPA1 RFCD_DVD DPA0 SLCD1 RFZI TEZI DVDSTB DVDVALID FEI DVDSOS TEI DVDERR RESB DVDDAT7 RFRP DVDDAT6 DVDDAT5 DVDDAT4 DVDDAT3 DVDDAT2 FOO DVDDAT1 TRO DVDDAT0 FMO DMO TEBC FEBC DPDC HD7 EQBC HD6 HD7 HD5 DFCT HD6 HD4 VRCK HD5 HD3 HD4 HD2 SCO HD3 HD1 SCL H...

Страница 125: ... HD1 MD8 HD0 MRD MD14 MD7 HA4 MD9 HA3 MD6 HA2 MD10 HA1 MD2 MD5 MWR MD11 MPGCS MPGIRQ MD13 MD4 MRD MD12 MPGIRQ MD3 I45RSTX MD13 MD3 MD2 V_SYNC MD14 GND MD12 MD1 MD15 MD0 VDD 3 3VMPEG GND MCS0 MCSO 1 MRAS MCAS MPCLK MA10 MA11 MWE MDQM MD10 MD11 MA4 MA3 MA5 MA2 MA6 MA1 MA7 MA0 MA8 MA9 MD8 MD7 MD9 MD6 MD5 MD4 H 6 H 5 DVD PCB FROM TO DVD SYSCON 59 58 57 56 54 55 53 MPEG SCHEMATIC DIAGRAM FROM TO AUDIO ...

Страница 126: ...E RAS MA3 MCSO 1 HD1 HA8 MA5 MA2 MCS0 MA6 MA9 MA11 HD8 HA7 MA1 MA7 MA9 MA11 HA8 HA1 MA0 MA8 MA10 HD0 HA6 MA8 MA10 MA8 MA10 HA7 HA2 MA9 MA7 MA0 MRD HA5 MA11 MCS0 MA7 MA0 HA6 HA3 MRAS MA6 MA1 HA4 MPCLK MCAS MA6 MA1 HA5 HA4 MWE MA5 MA2 FLASHCS HA3 MDQM MD8 MA5 MA2 MD7 MA4 MA3 HA1 HA2 MD9 MD6 MA4 MA3 MD10 MD5 MD11 MD4 MD12 MD3 MD13 MD2 MD14 MD1 MD15 MD0 VDD 3 3VMPEG MEMORY_3 3V GND VDD 5V H 8 H 7 DVD ...

Страница 127: ...9 10 16V KA C8521 10 16V KA C8512 10 16V KA C8513 10 16V KA C8518 100 16V KA C8520 100 16V KA C8528 1000 10V YK C8507 10 16V KA C8508 10 16V KA C8506 100 16V KA C8539 100 16V KA C8516 100 16V KA OF PRINTING AND SUBJECT TO CHANGE WITHOUT NOTICE NOTE THIS SCHEMATIC DIAGRAM IS THE LATEST AT THE TIME W851 W854 21 25 W855 W857 W856 0 W861 0 W869 21 25 W867 0 21 25 W866 0 21 25 W858 DURING PLAYBACK MEAS...

Страница 128: ...HA10 HD13 HD12 HA11 PUDET2 HD11 RSTOX1 HA12 HD10 LSRDVD HD9 HA13 LVL HD8 DMFG MPGIRQ HA14 HD7 LDMN HD6 HA15 HD5 LDMP HD4 RESET HD3 DMFG HA16 TOPN HD2 HA17 TCLS HD1 HD0 LMT HA18 HA4 PUDET1 HA19 HA3 VDD 5V_A HA2 HA1 M 8V MWR M_GND MPGCS MRD MPGIRQ I45RSTX V_SYNC SO2 GND SI2 HD15 HD14 HD13 LCAS UCAS HD12 OE HD11 RAS WE HD10 FLASHCS HD9 MRD MWR HD8 HD8 HD9 HD10 HD7 HD11 HD6 HD12 VSYNC HD13 HD5 HD14 RS...

Страница 129: ... 1 2 3 4 5 6 CP101 TOC C09X A1 1 2 3 4 5 6 7 8 9 Q103 KRA103SRTK SW CAUTION DIGITAL TRANSISTOR CD102 122F061502 FFC COMP H SW ENV DET P CON 5V H AMP_SW C ROTARY Y C_CS Y C_DATA Y C_CLK P CON 5V AUDIO_MUTE H DVD_V_OUT FSC P CON 5V GND TU REAR_V_IN Y C_VIDEO_OUT FSC TO_NORMAL_A FRONT_V_IN FROM_NORMAL_A HF1 HF_COM HF2 Y C_CLK Y C_DATA Y C_CS DUMMY_V SYNC V REC_ST H C ROTARY AUDIO_MUTE H CTL P CON 5V ...

Страница 130: ...TV VCR Y C_CLK POWER_MUTE L Y C_DATA SYS_MUTE Y C_CLK FL_CLK FL_DATA SW_V_OUT AV_SW1 AV_SW2 AV_SW2 AV_SW1 SCL SDA Y C_CS 1G VCR T REC_LED CAP_FG AFT S CURVE CENT_LED VCR_LED CAP_VCO TV VCR P CON 5V AUDIO_MUTE H DVD_LED VIDEO_OUT CAP_F R TU_A_MUTE H V REC_ST H DVD_POWER_ON H CAP_LIMIT POWER_MUTE L LDM_CTL DVD_RESET VIDEO_MUTE H CAP_F R REM_IN AT 12 6_V C ROTARY VCR_POWER_ON H CONTROL_IN V REC_ST H ...

Страница 131: ...4701 2W R8010 75 R8004 120 R8003 68 R8005 10 R8002 2 2 R8001 75 R8016 2 2K R8018 5 6K R8072 47 R8043 82K R8037 82K R8034 82K R8035 82K R8073 47 R8038 560 R8055 82K R8040 560 R8015 390 1 4W R8014 390 R8060 4701 4W R8017 2 2K R8006 10 R8007 100 R8011 100 R8032 82K 1 4W R8061 1K 1 4W R8059 4701 4W C8012 0 1 B C316 0 1 F C303 0 1 F C304 0 01 F C8041 0 1 F C8010 0 1 B C8011 100P CH C8008 100P CH C8096 ...

Страница 132: ...K 1 4W C1708 470 6 3V YK C1713 470 6 3V YK OF PRINTING AND SUBJECT TO CHANGE WITHOUT NOTICE NOTE THIS SCHEMATIC DIAGRAM IS THE LATEST AT THE TIME DURING PLAYBACK MEASURED WITH THE DIGITAL TESTER NOTE THE DC VOLTAGE EACH PART WAS CAP_VCO AT 12 6_V MOTOR_GND AT 5 2V AT 5 2V P CON 5V P CON 12V P CON 5V P CON 12V GND P CON 5V_DH AT 5V M CON POWER_FAIL AT 5 2V GND 22V HEATER_DC DVD_POWER_ON H HEATER_DC...

Страница 133: ... FL_DATA FL_CS DVD_LED VCR_LED FRONT_V_IN 1G VCR T REC_LED SEG_10 FRONT_A_IN_L REM_IN KEY B FRONT_A_IN_R KEY A KEY A KEY B VCR_LED FRONT_A_IN_L REM_IN FRONT_A_IN_R SEG_10 FL_CLK FL_DATA FL_CS HEATER_DC FRONT_V_IN HEATER_DC 22V AT 5 2V DVD_LED 22V 1G VCR T REC_LED HEATER_DC HEATER_DC AT 5 2V GND AT 5 2V KEY A KEY B FROM TO DISPLAY FROM TO OPE 1 OPE 2 FROM TO REGULATOR FROM TO HI FI DEMODULATOR FROM...

Страница 134: ...IS SCHEMATIC DIAGRAM IS THE LATEST AT THE TIME DURING PLAYBACK MEASURED WITH THE DIGITAL TESTER NOTE THE DC VOLTAGE EACH PART WAS FSC SCL SDA P CON 5V SIF_OUT AUDIO_MUTE H FRONT_A_IN_L FRONT_A_IN_R HIFI_A_OUT_L HIFI_A_OUT_R RF_CONV_A_OUT REAR_A_IN_L REAR_A_IN_R SIF_OUT P CON 5V V REC_ST H HIFI_A_OUT_R HIFI_ENV DET HIFI_H SW ST_SELECT P CON 5V HIFI_A_OUT_L HF2 RF_CONV_A_OUT HF1 P CON 12V HF_COM FSC...

Страница 135: ...81 100P CH C8090 0 1 F C8079 100P CH C8077 0 0015 B C8056 100P CH C8052 4 7 50V KA OF PRINTING AND SUBJECT TO CHANGE WITHOUT NOTICE NOTE THIS SCHEMATIC DIAGRAM IS THE LATEST AT THE TIME DURING PLAYBACK MEASURED WITH THE DIGITAL TESTER NOTE THE DC VOLTAGE EACH PART WAS Q8013 KRA101SRTK MUTE SW CAUTION DIGITAL TRANSISTOR CD80022S0I2001 FFC TX RX P CON 9V_DVD P CON 5V_DH P CON 3 3V SPDIF 134 Y_OUT C_...

Страница 136: ...S PAR UN ATTENTION DESCRIBED IN PARTS LIST ONLY CRITICAL FOR SAFETY USE ONES ARE SINCE THESE PARTS MARKED BY CAUTION F501_1 4A125V HS502 763WAA0186 HS501 763WSA0016 L501_1 0R7A223F24 1 2 3 4 FH502_1 EYF 52BC FH501_1 EYF 52BC IC503 LTV 817M VB PHOTO COUPLER 1 2 3 4 R504 560 1W R502 0 39 1W R512_1 27K 1W REPLACE ONLY WITH THE SAME TYPE FUSE CAUTION FOR CONTINUED PROTECTION AGAINST FIRE HAZARD N UTOL...

Страница 137: ...TR SW688 SKQNAED010 STOP SW689 SKQNAED010 OPEN CLOSE D685_1 LTL 1CHGE 002A VCR LED D681_1 LTL 1CHGE 002A DVD LED DURING PLAYBACK MEASURED WITH THE DIGITAL TESTER NOTE THE DC VOLTAGE EACH PART WAS OF PRINTING AND SUBJECT TO CHANGE WITHOUT NOTICE NOTE THIS SCHEMATIC DIAGRAM IS THE LATEST AT THE TIME CP681 52492 0720 1 2 3 4 5 6 7 OPERATION1 PCB OPERATION2 PCB OPERATION1 OPERATION2 SCHEMATIC DIAGRAM ...

Страница 138: ... 17 18 2 3 4 5 6 7 8 9 V601 HNV 09SS33 1 10 11 12 2 24 25 26 27 28 29 30 31 32 34 35 4 5 6 7 8 9 GND B Vout OS601 PIC 37143TH5 1 2 3 RECORD COLOR SIGNAL RECORD LUMINANCE SIGNAL AUDIO SIGNAL REC HEATER_DC P1 P2 P3 P4 P5 P6 P7 P8 P9 1G 2G 3G 4G 5G 6G 7G 8G 9G HEATER_DC 22V P1 P9 P8 P7 P6 P5 P4 P3 P2 7G 6G 5G 4G 3G 2G 1G 9G 8G FRONT_A_IN R FRONT_A_IN L FRONT_V_IN AT 5 2V FL_CS FL_CLK FL_DATA AT 5 2V ...

Страница 139: ...T 5 2V VCR LED DVD LED 7 6 7 6 5 4 3 2 1 FFC CD651 5 4 3 2 1 GND KEY B KEY A PCB390 VEA972 DISPLAY PCB FRONT V IN KEY A KEY B FRONT A IN R FRONT A IN L GND GND REM IN VCR LED GND HEATER DC HEATER DC FL CLK FL DATA FL CS AT 5 2V GND 22V FRONT V IN KEY A KEY B FRONT A IN R FRONT A IN L GND GND REM IN VCR LED GND HEATER DC HEATER DC FL CLK FL DATA FL CS AT 5 2V GND 22V TM601 CP103 FULL ERASE HEAD ASS...

Страница 140: ...0ms 500mV 19 5µs 20V 20 5ms 1 0V 21 200µs 1 0V 22 500µs 1 0V 24 5ms 500mV 25 50ns 1 0V 23 5ms 2 0V 27 10ms 1 0V 28 10µs 200mV 29 10µs 200mV 30 TUNER JACK WAVEFORMS The following waveforms were measured at the point of the corresponding balloon number in the schematic diagram NOTH 10µs 200mV 31 I 1 ...

Страница 141: ... 5µs 500mV 38 5µs 5 0V 39 POWER WAVEFORMS The following waveforms were measured at the point of the corresponding balloon number in the schematic diagram NOTH I 2 100ns 50mV 50 100ns 50mV 51 20ns 100mV 52 500ns 50mV 53 20ns 100mV 54 20ns 100mV 55 10µs 20mV 56 READ DSP MPEG ...

Страница 142: ...ing balloon number in the schematic diagram NOTH 67 10µs 50mV 68 10µs 50mV 69 10µs 50mV 70 10µs 50mV 71 50ns 100mV 10µs 20mV 57 10µs 20mV 58 10µs 20mV 59 5ns 20mV 60 20ns 50mV 61 500ns 50mV 62 500µs 50mV 63 500µs 50mV 64 10µs 50mV 65 10µs 50mV 66 MEMORY AUDIO VIDEO DVD SYSCON I 3 ...

Страница 143: ...TOSHIBA CORPORATION 1 1 SHIBAURA 1 CHOME MINATO KU TOKYO 105 8001 JAPAN ...

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Toshiba SD-V280, Руководство по обслуживанию

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