Toshiba RD-XV48DTKB Скачать руководство пользователя страница 29

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1-11-4

E3NG1TR

Is the "H" pulse (approximately 6V) inputted to
the base of Q1106?

Refer to "FLOW CHART NO.17"<P-ON+10V is not
outputted>.

Yes

Check Q1106 and their periphery, and replace
P3(PW/SW ASSEMBLY) if defective.

FLOW CHART NO.16

P-ON+5V(2) is not outputted.

Is the supply voltage 5V fed to the cathode of D016?

Check D016 and their periphery, and replace
P3(PW/SW ASSEMBLY) if defective.

Yes

FLOW CHART NO.17

P-ON+10V is not outputted.

Is the supply voltage 14V fed to the cathode of D1031?

Check D1031 and their periphery, and replace
P3(PW/SW ASSEMBLY) if defective.

Yes

FLOW CHART NO.14

ECO+9V is not outputted.

Is 10V voltage supplied to collector of Q1521?

Refer to "FLOW CHART NO.15"<ECO+12V is not
outputted>.

Yes

Check Q1521 and their periphery, and replace
P1(AV ASSEMBLY) if defective.

Check IC1102,Q1100,Q1101,Q1105 and their
periphery, and replace P3(PW/SW ASSEMBLY)
if defective.

Refer to "FLOW CHART NO.8"<AL+12V(2) is not
outputted>.

Check Q1548, Q1549 and their periphery, and replace
P1(AV ASSEMBLY) if defective.

FLOW CHART NO.15

Is 12V voltage supplied to emitter of Q1548?

Yes

ECO+12V is not outputted.

Содержание RD-XV48DTKB

Страница 1: ... underlined serial number This Service Manual describes replacement parts for the green product When repairing this green product use the part s described in this manual and lead free solder 2 For 1 and 2 see the next page FILE NO 810 200836GR HDD DVD Video CassetteRecorder RD XV48DTKB Published in Japan Jun 2008 GREEN ...

Страница 2: ...ent of parts is not only confined to manufacture The same green parts used in manufacture must also be used as replacement parts 2 LEAD FREE SOLDER This product is manufactured using lead free solder as a part of a movement within the consumer products industry at large to be environmentally responsible Lead free solder must be used in the servicing and repair of this product WARNING This product ...

Страница 3: ... Renewal Mode 1 10 1 Remote Control Key Code 1 10 3 Troubleshooting 1 11 1 Function Indicator Symbols 1 12 1 Block Diagrams 1 13 1 Schematic Diagrams BOARD s and Test Points 1 14 1 Waveforms 1 15 1 Wiring Diagram 1 16 1 IC Pin Function Descriptions 1 17 1 Lead Identifications 1 18 1 Exploded Views 1 19 1 Mechanical Parts List 1 20 1 Electrical Parts List 1 21 1 Main Section I Specifications I Prep...

Страница 4: ...1 1 1 E3NG1SP SPECIFICATIONS ...

Страница 5: ...way 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 Location Inside Top of DVD mechanism Do not look directly at the laser beam coming from the pickup or allow it to strike against your skin Drive Mechanism Assembly Laser B...

Страница 6: ...and assemblies are specified for conformance with regulations applying to spurious radiation These must also be replaced only with specified replacements Examples RF converters RF cables noise block ing capacitors and noise blocking filters etc C Use specified internal wiring Note especially 1 Wires covered with PVC tubing 2 Double insulated wires 3 High voltage leads D Use specified insulating ma...

Страница 7: ...alues 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 Power ON Insert load Z between B earth ground...

Страница 8: ...air to the Flat Pack IC about 5 to 6 seconds Fig S 1 1 2 Remove the flat pack IC with tweezers while applying the hot air 3 Bottom of the flat pack IC is fixed with glue to the BOARD 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 4 Release the flat pack IC from the BOARD using tweezers Fig S 1 6 CAUTI...

Страница 9: ...y one using a sharp pin or wire to which solder will not adhere iron wire When heating the pins use a fine tip soldering iron or a hot air desoldering machine Fig S 1 4 3 Bottom of the flat pack IC is fixed with glue to the BOARD 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 4 Release the flat pack I...

Страница 10: ... Fig S 1 6 Note When using a soldering iron care must be taken to ensure that the flat pack IC is not being held by glue When the flat pack IC is removed from the BOARD handle it gently because it may be damaged if force is applied 2 Installation 1 Using desoldering braid remove the solder from the foil of each pin of the flat pack IC on the BOARD so you can install a replacement flat pack IC more...

Страница 11: ... 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 1 MΩ 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 your ...

Страница 12: ...ondensation and then work necessary task such as operation check 3 STATIC ELECTRICITY a After removing HDD or taking replacement HDD out of the protective bag the replacement HDD is packed in a protective bag place HDD on a conductive surface A grounding band should be worn when handling Both the conductive surface and grounding band should be grounded b Make sure that HDD is placed on main unit c...

Страница 13: ... into the Deck Mechanism Assembly and press VCR PLAY button The tape will be loaded into the Deck Mechanism Assembly Make sure the power is on connect J917 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 in...

Страница 14: ...2 S 9 2 S 10 CN101 CN502 D CN701 CN901 Dust Cover Hook Mecha Plate Earth 2 6 HDD Bracket D4 4 S 12 7 HDD Unit D4 4 S 13 HDD Rubber 2 8 HDD Support D4 9 BOARD ATA D4 CN3001 CN3002 1 Cover Top 2 Front Assembly 3 Front Bracket 22 Front Bracket R 23 Bracket R 4 HDD Assembly 7 HDD Unit 8 HDD Support 6 HDD Bracket 15 BOARD Front Jack 5 DVD Mechanism DVD HDD MAIN BOARD Assembly 13 BOARD Power Supply 14 B...

Страница 15: ...eck mode after pressing VARIABLE SKIP button press the 3 6 and 9 buttons on the remote control in that order within three seconds 2 3 Press ENTER button The HDD DVD VCR is initialized and the power is turned off automatically after two seconds 3 When reassembling solder wire jumpers as shown in Fig D8 4 Before installing the Deck Assembly be sure to place the pin of LD SW on the BOARD AV as shown ...

Страница 16: ... Rubber HDD Rubber S 14 S 16 S 17 S 15 Fig D5 11 Motor DC Fan 10 Fan Holder 12 Rear Panel CN1002 S 18 FFC Guide S 22 S 20 S 19 S 19 S 21 CN1503 CN3011 Fig D6 13 BOARD Power Supply 15 BOARD Front Jack 14 BOARD Switch Desolder Chassis Earth Plate S 23 S 23 S 23 S 24 S 24 S 25 S 24 Fig D7 16 VCR Chassis Unit ...

Страница 17: ...stripe 18 BOARD AV SW507 LD SW From FE Head BOTTOM VIEW Lead connections of Deck Assembly and BOARD AV Desolder From Capstan Motor Assembly Printing side Desolder Desolder Desolder From Cylinder Assembly From ACE Head Assembly Lead with blue stripe Lead with gray stripe S 26 S 27 Fig D8 LD SW Pin Pin Hole Hole Shaft Cam Gear 18 BOARD AV 17 Deck Assembly Pin ...

Страница 18: ... Assembly Front Bracket DVD Mechanism DVD HDD MAIN BOARD Assembly 2 Remove the Dust Cover 3 Rotate the gear in the direction of the arrow manually as shown below S 28 S 28 S 29 S 30 DV PlateEarth DV Cable S 31 Fig D9 21 Deck Pedestal 23 Bracket R 22 Front Bracket R Rotate this gear in the direction of the arrow Hook View for A A ...

Страница 19: ...ge DC AC 20MHz 2 Alignment Tape FL6A 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 Reference Notes Playback the Alignment tape and adjust VR501 so that the V sync front edge of the CH1 video output wave form is at the 6 5H 1H 416μs 64μs delayed position fr...

Страница 20: ...ars on the screen Fig b Screen of Finishing Self Check Mode Table 1 Description of Fig a INDICATION DESCRIPTION DVD CONNECT STATUS 1 Connecting Condition of DVD F E HDD CONNECT STATUS 2 Connecting Condition of HDD HDD POWER ON HOURS 3 Value of HDD power on hours obtained from S M A R T command If not obtainable value of HDD power on hours is 0 Value in parentheses is the factory setting value If n...

Страница 21: ... normal NOT FOUND DVD drive cannot be found CABLE ERROR FFC cable connecting to CN652 between the DVD drive and the DVD HDD MAIN BOARD is not connected correctly Table 3 Indication of HDD self check 5 INDICATION DESCRIPTION OK Connection of HDD is normal NOT FOUND HDD drive cannot be found CABLE ERROR FFC cable between the BOARD ATA and the HDD drive is not connected correctly Table 4 Available bu...

Страница 22: ...HDD DVD VCR exits the Version display mode and turns off the power automatically To move into the Normal mode from the Version display mode press RETURN button on the remote control unit instead of ENTER button When button is pressed before ENTER button is pressed the HDD DVD VCR exits the Version display mode then the power turns off NOTE When initializing Current Clock Setup Changing Item Channe...

Страница 23: ... displayed on the VFD 2 When Firmware Updating XX Complete is displayed on the screen 10210 is displayed on the VFD The appearance shown in 1 of Fig d is described as follows 6 After updating is finished the tray opens automatically At this time no button is available 7 Pull out the AC code once then insert it again Firm Update Mode ver TD5 X2G Please insert a disc FIRMWARE version will differ dep...

Страница 24: ...sure to verify the firmware version Display Contents MODEL NAME Model Name DVB T VERSION DVB T Module version FE VERSION Firmware F E version BE VERSION Firmware B E version TT VERSION Firmware T T version DV UNIQUE ID DV Unique ID LD ADJUSTMENT LD adjustment progress done OK not done DISC ADJUSTMENT Factory adjustment progress done OK not done MODEL NAME DVB T VERSION FE VERSION BE VERSION TT VER...

Страница 25: ...ED 45BC 2A 35 GREEN 45BC 2B 36 YELLOW 45BC 2C 37 BLUE SEARCH 45BC 29 38 REV 45BC 98 39 PLAY 45BC 13 40 FWD 45BC 9A 41 SKIP DOWN 45BC 84 42 STOP 45BC 16 43 SKIP UP 45BC 80 44 PAUSE 45BC 17 45 VCR 45BC 1B 46 HDD 45BC 19 47 DVD 45BC 18 48 TIME SLIP 45BC 1A 49 DUBBING 45BC 56 50 REC MODE 45BC A7 51 REC 45BC 15 52 SUBTITLE 45BC D5 53 1 3x 0 8x PLAY 45BC AA 54 AUDIO 45BC D3 55 SAT LINK 45BC 1D OPEN CLOS...

Страница 26: ...n each rectifying circuit of secondary side and replace P3 PW SW ASSEMBLY 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 replace P3 PW SW ASSEMBLY if defective IC1001 D1025 D1022 D1023 Check the circuit and replace P3 PW SW ASSEMBLY if defective IC1001 IC1101 D1102 FLOW CHART NO 4 When buzz...

Страница 27: ...ting or leak and replace P1 AV ASSEMBLY if defective FLOW CHART NO 7 TU 30V is not outputted Is 44V voltage supplied to emitter of Q1511 Refer to FLOW CHART NO 6 AL 15V is not outputted Is the H pulse approximately 5V inputted to the base of Q1512 Check the P ON H siganal line and replace P1 AV ASSEMBLY if defective Check Q1511 Q1512 and their periphery and replace P1 AV ASSEMBLY if defective FLOW...

Страница 28: ... FLOW CHART NO 9 P ON 9V is not outputted No Yes Check Q1517 and their periphery and replace P1 AV ASSEMBLY if defective FLOW CHART NO 13 ECO 5V is not outputted Is 5V voltage supplied to collector of Q1520 Refer to FLOW CHART NO 11 AL 5V is not outputted No Yes Is the H pulse approximately 6V inputted to the base of Q1520 Refer to FLOW CHART NO 14 ECO 9V is not outputted No Yes Check Q1520 and th...

Страница 29: ...age 14V fed to the cathode of D1031 Check D1031 and their periphery and replace P3 PW SW ASSEMBLY if defective No Yes FLOW CHART NO 14 ECO 9V is not outputted Is 10V voltage supplied to collector of Q1521 Refer to FLOW CHART NO 15 ECO 12V is not outputted No Yes Check Q1521 and their periphery and replace P1 AV ASSEMBLY if defective Check IC1102 Q1100 Q1101 Q1105 and their periphery and replace P3...

Страница 30: ...ak and replace P1 AV ASSEMBLY if defective FLOW CHART NO 19 SYS 5V is not outputted Is 5V voltage outputted to pin 26 of CL1001 No Yes FLOW CHART NO 21 Check IC1105 and their periohery and replace P3 PW SW ASSEMBLY if defective Yes Check for load circuit short circuiting or leak and replace P1 AV ASSEMBLY if defective Yes Is the H pulse approximately 5V inputted to the base of Q1107 Is 3 3V voltag...

Страница 31: ...ontrol Operation is possible from the unit Replace P1 AV ASSEMBLY or remote control X1 Check the line between the RS1501 remote control receiver and Pin 14 of IC501 and replace P1 AV ASSEMBLY if defective Is the L pulse sent out from Pin 1 terminal of the RS1501 remote control receiver when the remote control is activated Is the L pulse signal supplied to Pin 14 of IC501 Replace P1 AV ASSEMBLY or ...

Страница 32: ...N CN1502 VIDEO C IN 22PIN VIDEO Y CVBS IN 20PIN VIDEO C IN 22PIN IC1509 DTV C 5PIN IC1509 VIDEO IN 2 AV2 12PIN IC1509 TUNER VIDEO VIDEO IN 1 AV1 DTV Y DTV C VIDEO IN 2 AV2 20PIN IC1509 JK1504 18PIN VIDEO IN FRONT IC1509 JK3001 14PIN IC1509 CN1800 26PIN 3PIN IC1509 CN1502 61PIN IC1509 CN1502 59PIN Check the line between each pin of IC1509 and each pin of CN1502 and replace P1 AV ASSEMBLY if defecti...

Страница 33: ... line between each pin of CN1502 and each pin of IC1509 and replace P1 AV ASSEMBLY if defective Are the video signals shown above inputted into each pin of IC1509 Yes No No CN1502 VIDEO Y I P OUT 7PIN CN1502 VIDEO Y I OUT 1PIN CN1502 VIDEO Pr Cr OUT 5PIN CN1502 VIDEO Pb Cb OUT 3PIN CN1502 VIDEO C OUT VIDEO Y I P OUT VIDEO Pr Cr OUT VIDEO Pb Cb OUT VIDEO C OUT 9PIN IC1509 VIDEO Y I P OUT 51PIN IC15...

Страница 34: ...ach pin of CN1502 Replace the P2 DVD MECHANISM DVD HDD MAIN BOARD ASSEMBLY Check the line between each pin of CN1502 and each pin of IC1509 and replace P1 AV ASSEMBLY if defective Are the video signals shown above inputted into each pin of IC1509 Yes No No CN1502 VIDEO Y I P OUT 7PIN CN1502 VIDEO Y I OUT 1PIN CN1502 VIDEO Pr Cr OUT 5PIN CN1502 VIDEO Pb Cb OUT 3PIN CN1502 VIDEO C OUT VIDEO Y I P OU...

Страница 35: ...ctive Are the audio signals outputted to Pin 79 80 of IC1509 Yes Are the audio signals outputted to Pin 11 13 of CN1502 Yes Yes No No No IC1509 AUDIO IN1 AV1 86 87PIN IC1509 AUDIO IN FRONT 91 92PIN IC1509 AUDIO IN2 AV2 89 90PIN IC1509 TUNER AUDIO 84 85PIN IC1509 DTV AUDIO 93 94PIN IC1509 JK1504 86 87PIN IC1509 JK3002 JK3003 91 92PIN IC1509 JK2001 89 90PIN AUDIO IN1 AV1 AUDIO IN FRONT IC1509 CN1502...

Страница 36: ...SEMBLY if defective CN1502 17PIN IC1509 77PIN AUDIO L OUT CN1502 15PIN IC1509 76PIN AUDIO R OUT Are the analog audio signals inputted to each pin of IC1509 No IC1509 73 74PIN AUDIO OUT 1 AV1 IC1509 71 72PIN AUDIO OUT 2 AV2 IC1509 67 68PIN AUDIO OUT REAR Are the analog audio signals outputted to each pin of IC1509 Yes No No Check the periphery between Pin 71 72 of IC1509 and the audio terminal JK20...

Страница 37: ... Check each line between each pin of CN1502 and each pin of IC1509 and replace P1 AV ASSEMBLY if defective CN1502 17PIN IC1509 77PIN AUDIO L OUT CN1502 15PIN IC1509 76PIN AUDIO R OUT Are the analog audio signals inputted to each pin of IC1509 No IC1509 73 74PIN AUDIO OUT 1 AV1 IC1509 71 72PIN AUDIO OUT 2 AV2 IC1509 67 68PIN AUDIO OUT REAR Are the analog audio signals outputted to each pin of IC150...

Страница 38: ...voltage of IC501 7 KEY 1 IC501 7 V Replace the RS1501 remote control receiver Replace P1 AV ASSEMBLY or remote control X1 Check the line between the RS1501 remote control receiver and Pin 14 of IC501 and replace P1 AV ASSEMBLY if defective Replace P1 AV ASSEMBLY Is the L pulse sent out from Pin 1 terminal of the RS1501 remote control receiver when the remote control is activated Is the L pulse sig...

Страница 39: ...ted 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 approximately 13V outputted to the terminal of the Loading Motor Unit Check the line between the start sensor and Pin 100 of IC501 and replace P1 AV ASSEMBLY if defective Replace P1 AV ASSEMBLY Yes Yes Yes Yes Yes Yes Yes Yes Yes Yes Yes No...

Страница 40: ... 12V line and replace P1 AV ASSEMBLY if defective Check the P ON 5V line and replace P1 AV ASSEMBLY if defective Check the line between Pin 8 of CN502 and Pin 77 of IC501 and replace P1 AV ASSEMBLY if defective Replace P1 AV ASSEMBLY 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 D PFG signal inputted to Pin 90 of IC501 Is the D PFG signal inputted to ...

Страница 41: ...gnal inputted to Pin 58 of IC501 Is 5V voltage supplied to Pin 18 24 42 55 72 91 of IC301 Is the serial data and clock signal supplied to Pin 68 69 of IC301 Check the P ON 5V line and AL 5V line and replace P1 AV ASSEMBLY if defective Check the line between Pin 67 of IC301 and Pin 58 of IC501 and replace P1 AV ASSEMBLY if defective Check the line between Pin 68 69 of IC301 and Pin 71 72 of IC501 a...

Страница 42: ... terminal JK1504 Are the audio signals outputted to the audio terminal JK2001 Yes IC1509 73 74PIN AUDIO OUT 1 AV1 IC1509 71 72PIN AUDIO OUT 2 AV2 Are the audio signals outputted to each pin of IC1509 No No Check the line between Pin 71 72 of IC1509 and audio terminal JK2001 and replace P1 AV ASSEMBLY if defective No Check the ECO 5V ECO 9V line and replace P1 AV ASSEMBLY if defective Replace P1 AV...

Страница 43: ... No No Check the Hi Fi H SW line between Pin 39 of IC451 and Pin 19 of IC501 and replace P1 AV ASSEMBLY if defective Check the line between Pin 78 of IC451 and Pin 13 of IC301 and replace P1 AV ASSEMBLY if defective Check the Bias oscillation circuit Q401 Q403 Q404 Q405 Q406 and replace P1 AV ASSEMBLY if defective Replace P1 AV ASSEMBLY Replace P1 AV ASSEMBLY No Replace P1 AV ASSEMBLY No FLOW CHAR...

Страница 44: ...io signal supplied to Pin 5 of IC301 Replace P1 AV ASSEMBLY Is the audio signal outputted to Pin 11 of IC301 Check the line between Pin 11 of IC301 and Pin 80 of IC451 and replace P1 AV ASSEMBLY Readjust the height of the ACE head assembly Clean the surface of ACE head assembly Yes Is the height of ACE head assembly appropriate Yes Replace DECK ASSEMBLY 1B1 Yes No Yes No No No ...

Страница 45: ... as follows When reel or capstan mechanism is not functioning correctly When tape loading mechanism is not functioning correctly When cassette loading mechanism is not functioning correctly When the drum is not working properly P ON 5V Power safety detection A R SP 0 00 00 Fig 1 A T SP 0 00 00 Fig 2 A C SP 0 00 00 Fig 3 A D SP 0 00 00 Fig 4 A P SP 0 00 00 Fig 5 ...

Страница 46: ...DEO 13 It is a reply that ATAPI is not readable 14 Cannot write the data after recovering SMALL VMGI 15 Cannot write the data after DVD R Reverse Track 16 An error occurs in Finalize Close 17 An error occurs in Rec Stop Close 18 An error occurs in PCA Full DVD_R 19 Safety Stop occurs during editing 20 High Speed Disc 21 The disc is not formatted 22 Disc Error has occurred 23 The R Disc of VR Mode ...

Страница 47: ...rd on this disc Repeat the same operation 37 Access to outside of Memory Area 38 Sector Address is wrong 39 BUP writing error of chapter editing You cannot record more than 49 titles on the disc The maximum is 49 Delete unnecessary titles 43 The 49 title limit has been reached VR Format Disc You cannot record more than 254 chapters on the disc The maximum is 254 Delete unnecessary chapter marks 44...

Страница 48: ... correctly Set the timer programming before the start time 40 Some portion has not been recorded because of program overlapping Recording did not start at the start time Turn the power on and set the clock correctly then set timer programming again 41 Power failed Insert the recordable disc 42 No disc when recording ...

Страница 49: ...D V SYNC D REC H RF SW H A SW C ROTA IIC BUS SDA H A COMP V ENV C SYNC C SYNC IIC BUS SCL LD SW 9 AL 5V SW507 LD SW AL 5V D555 S LED D520 VCR REC RS1501 IC501 SERVO SYSTEM CONTROL IC612 VFD DRIVER IIC BUS SDA IIC BUS SCL IIC BUS SDA IIC BUS SCL TO SUB SYSTEM CONTROL BLOCK DIAGRAM HDD LED DVD LED VCR LED POWER LED HDD LED DVD LED VCR LED POWER LED IIC BUS SDA IIC BUS SCL TO DTV MODULE BLOCK DIAGRAM...

Страница 50: ...ARD FRONT JACK 7 8 25 74 29 30 63 66 65 39 38 36 35 SYS RESET SUB RXD SUB TXD 67 64 SUB SCLK RDY CN1502 CN1801 1V2CONT AUDIO MUTE DVD HDD AUDIO MUTE DVD HDD AUDIO MUTE SC AUDIO MUTE SC AUDIO MUTE X OUT X IN XC OUT XC IN KEY 1 KEY 2 1V2CONT LOW POW AUDIO MUTE 26 59 POW SW TO DTV MODULE BLOCK DIAGRAM TO AUDIO SELECTOR BLOCK DIAGRAM 12MHz RESONATOR X501 32KHz X TAL X502 20 DUBBING LED 11 FAN CONT1 LO...

Страница 51: ...C6 C7 D6 D7 DECODER A D 39 44 P3 T3 T5 U2 U3 V1 10 8 13 K5 M5 J3 D A D A D A HDMI SDA HDMI SCL HDMI SDA HDMI SCL YC 0 7 N23 U25 SPDIF PCM BCK PCM LRCK PCM SCLK PCM DATA0 P1 D3 D1 N2 M1 N3 M2 VIDEO CLOCK VIDEO CLOCK C5 IC104 IC105 FLASH MEMORY LINK I F LINK I F RECEIVE DATA DECODER TRANSMIT DATA ENCODER FLASH MEMORY IC102 DDR2 SDRAM DDR SDRAM IC901 IEEE1394 I F CN901 TO DV JACK W11 AA3 AC2 Y5 AB3 A...

Страница 52: ... VIDEO IN2 10 10 CN1504 CN3011 VIDEO IN 15 15 VIDEO IN2 20 JK2001 VIDEO IN1 20 JK1504 11 VIDEO G IN 13 13 7 VIDEO B IN 12 12 15 VIDEO OUT1 VIDEO G VIDEO B VIDEO R 19 11 7 15 VIDEO R IN 14 14 JK1504 12 62 18 14 20 SW SW SW SW IIC I F SW SW SW GCL SW SW AGC AGC LPF 100 3 5 22 48 50 49 30 61 59 51 52 53 55 57 46 44 45 DRIVER DRIVER DRIVER 40 DRIVER 38 DRIVER 39 DRIVER DRIVER FBC MUTE FBC MUTE MUTE SW...

Страница 53: ... 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 TP301 C PB WF3 BOARD AV TP504 RF SW WF2 X301 4 43MHz C SYNC C SYNC 67 PB VIDEO SIGNAL BUFFER Q402 WF1 48 56 MUTE PB EE AUTHENT CATION KEY EXCHANGE DRIVE QA01 QA02 DVD HDD MAIN BOARD T M D S DATA2 T M D S DATA2 T M D S DATA1 T M D S DATA1 T M D S DATA0 T M D S DATA0 T M D S CLOCK T M D S...

Страница 54: ... FRONT JACK BOARD REAR JACK CN1506 CN2001 17 17 AUDIO L IN 19 19 AUDIO R IN CN1504 CN3011 JK2001 AUDIO R IN2 AUDIO L OUT2 AUDIO R OUT2 2 AUDIO L IN2 6 1 3 JK1504 AUDIO R IN1 AUDIO L OUT1 AUDIO R OUT1 2 AUDIO L IN1 6 1 3 79 80 70 69 76 77 90 67 68 87 85 92 82 94 89 86 84 91 81 93 SW SW SW SW 72 SW 71 SW 74 SW SW SW 73 17 AUDIO L OUT 15 AUDIO R OUT 18 DVD HDD AUDIO MUTE 11 AUDIO L IN 13 AUDIO R IN D...

Страница 55: ...TE 11 6 PB ON SP LP ON P R ALC DET ALC IC301 AUDIO SIGNAL PROCESS 13 4 AUDIO PB REC CN504 3 A COM 1 AE H 2 FE H AUDIO HEAD AUDIO ERASE HEAD ACE HEAD ASSEMBLY FE HEAD 2 FE H 1 FE H GND CN501 BOARD AV PB AUDIO SIGNAL REC AUDIO SIGNAL 71 VCR AUDIO MUTE IIC BUS SCL IIC BUS SDA TO SERVO SYSTEM CONTROL BLOCK DIAGRAM FULL ERASE HEAD 68 69 SERIAL DECODER DECK ASSEMBLY 12 16 INV ATT SWITCHING PB ON NOTE BO...

Страница 56: ...27 N A REC VCR AUDIO OUT R VCR AUDIO OUT L LIM 80 N A PB Hi Fi H SW A MODE TO AUDIO BLOCK DIAGRAM TO AUDIO SELECTOR BLOCK DIAGRAM IIC BUS SDA VCR AUDIO IN L VCR AUDIO IN R IIC BUS SCL TO SERVO SYSTEM CONTROL BLOCK DIAGRAM BOARD AV Hi Fi AUDIO R 7 Hi Fi COM 8 Hi Fi AUDIO L 9 CN251 IC451 Hi Fi AUDIO SIGNAL PROCESS REC AUDIO SIGNAL PB AUDIO SIGNAL Q451 MUTE ON MUTE ON 50 4 Hi Fi AUDIO R HEAD Hi Fi AU...

Страница 57: ... RECTIFIER 3 5 Q1001 Q1003 Q1107 Q1109 Q1114 TO SUB POWER SUPPLY BLOCK DIAGRAM CN1503 Q1115 Q1102 Q1103 Q1104 7 8 3 4 IC1001 IC1101 ERROR VOLTAGE DET T1001 BOARD POWER SUPPLY HOT CIRCUIT BE CAREFUL 18 17 16 15 14 13 12 11 10 CL1001 1 AL 30V 2 AL 44V 7 8 AL 12V CN1001 15 17 CN1003 1 HDD 12V 3 HDD 5V CN1002 1 FAN 12V 2 GND 3 4 AL 16 3V 12 P ON 10V 14 15 P ON 5V 16 17 AL 5V 3 25 F1 26 SYS 5V 24 F2 11...

Страница 58: ... CONT TO SUB SYSTEM CONTROL BLOCK DIAGRAM TO SERVO SYSTEM CONTROL BLOCK DIAGRAM FL AL 15V TU 30V Q1512 Q1511 AL 16V 12V P ON H P DOWN H Q1509 Q1508 Q1554 Q1513 Q1502 Q1517 Q1527 Q1516 Q1553 Q1552 Q1550 C POW SW ECO MODE P ON 9V 2 P ON 10V P ON 5V 2 AL 5V AL 12V 2 ECO 12V P ON 5V DECK P ON 5V SYS 5V F1 F2 ECO 9V P ON 1 8V P ON 3 3V ECO 5V 1V2CONT LOW POW FAN CONT1 POW SW REG CONT Q1521 9V REG Q1520...

Страница 59: ...UDIO D A CONVERTER 4 4 TU SDA 5 5 TU SCL 15 15 DTV TXD DTV TXD DTV RXD DTV SYS RESET 14 14 DTV RXD 12 12 DTV SYS RESET 9 10 CN1800 L CH R CH AUDIO MUTE SDA SCL TO VIDEO SELECTOR BLOCK DIAGRAM TO AUDIO SELECTOR BLOCK DIAGRAM TO SUB SYSTEM CONTROL BLOCK DIAGRAM TO SERVO SYSTEM CONTROL BLOCK DIAGRAM CN1800 CN2700 CN1800 CN2700 IIC BUS SDA IIC BUS SCL DTV C 11 26 DTV Y 118 95 93 97 94 96 49 50 47 64 1...

Страница 60: ... parts that do not have the same safety characteristics as specified in the parts list may create shock fire or other hazards Notes 1 Do not use the part number shown on these drawings 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 wattag...

Страница 61: ...ement parts which are listed with their part numbers in the parts list section of the service manual 4 Voltage indications for PLAY and REC modes on the schematics are as shown below 5 How to read converged lines 6 Test Point Information 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 DVR Section 2 3 1 5 0 2 5 PL...

Страница 62: ...1 14 3 E3NG1SCAV1 AV 1 9 Schematic Diagram VCR Section NOTE BOARD MEANS PRINTED CIRCUIT BOARD ...

Страница 63: ... VCR HDD DVD DR DB T C 5G 4G 3G 2G 1G 7G 6G a S1 b c d e f g 7G 6G 5G 4G 3G 2G 1G P1 P2 P3 P4 P5 P6 P7 d P8 S1 P9 f g c e a b d f g c e a b d f g c e a b d f g c e a b d f g c e a b d f g c e a b FL601 MATRIX CHART PM BS CS DR CD VCR DB HDD DVD DTV T C NOTE BOARD MEANS PRINTED CIRCUIT BOARD ...

Страница 64: ...1 14 5 E3NG1SCAV3 AV 3 9 Schematic Diagram VCR Section NOTE BOARD MEANS PRINTED CIRCUIT BOARD ...

Страница 65: ...1 14 6 E3NG1SCAV4 AV 4 9 Schematic Diagram VCR Section NOTE BOARD MEANS PRINTED CIRCUIT BOARD ...

Страница 66: ...1 14 7 E3NG1SCAV5 AV 5 9 Schematic Diagram VCR Section NOTE BOARD MEANS PRINTED CIRCUIT BOARD ...

Страница 67: ...1 14 8 E3NG1SCAV6 AV 6 9 Schematic Diagram VCR Section NOTE BOARD MEANS PRINTED CIRCUIT BOARD ...

Страница 68: ...1 14 9 E3NG1SCAV7 AV 7 9 Schematic Diagram VCR Section NOTE BOARD MEANS PRINTED CIRCUIT BOARD ...

Страница 69: ...1 14 10 E3NG1SCAV8 AV 8 9 Schematic Diagram VCR Section NOTE BOARD MEANS PRINTED CIRCUIT BOARD ...

Страница 70: ...1 14 11 E3NG1SCAV9 AV 9 9 Schematic Diagram VCR Section NOTE BOARD MEANS PRINTED CIRCUIT BOARD ...

Страница 71: ...ed using hot GND as a common terminal 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 NOTE BOARD MEANS PRINTED CIRCUIT BO...

Страница 72: ...1 14 13 E3NG1SCFJ FRONT JACK SWITCH Schematic Diagram VCR Section NOTE BOARD MEANS PRINTED CIRCUIT BOARD ...

Страница 73: ...1 14 14 REAR JACK Schematic Diagram VCR Section ATA Schematic Diagram DVD HDD Section E3NG1SCAT E3NG1SCRJ NOTE BOARD MEANS PRINTED CIRCUIT BOARD ...

Страница 74: ...ram DVD HDD Section The order of pins shown in this diagram is different from that of actual IC101 IC101 is divided into six and shown as IC101 1 6 IC101 6 6 in this DVD HDD Main Schematic Diagram Section 1 NOTE NOTE BOARD MEANS PRINTED CIRCUIT BOARD ...

Страница 75: ...ram DVD HDD Section NOTE BOARD MEANS PRINTED CIRCUIT BOARD The order of pins shown in this diagram is different from that of actual IC101 IC101 is divided into six and shown as IC101 1 6 IC101 6 6 in this DVD HDD Main Schematic Diagram Section 1 NOTE ...

Страница 76: ...ram DVD HDD Section NOTE BOARD MEANS PRINTED CIRCUIT BOARD The order of pins shown in this diagram is different from that of actual IC101 IC101 is divided into six and shown as IC101 1 6 IC101 6 6 in this DVD HDD Main Schematic Diagram Section 1 NOTE ...

Страница 77: ...ram DVD HDD Section NOTE BOARD MEANS PRINTED CIRCUIT BOARD The order of pins shown in this diagram is different from that of actual IC101 IC101 is divided into six and shown as IC101 1 6 IC101 6 6 in this DVD HDD Main Schematic Diagram Section 1 NOTE ...

Страница 78: ...ram DVD HDD Section NOTE BOARD MEANS PRINTED CIRCUIT BOARD The order of pins shown in this diagram is different from that of actual IC101 IC101 is divided into six and shown as IC101 1 6 IC101 6 6 in this DVD HDD Main Schematic Diagram Section 1 NOTE ...

Страница 79: ...1 14 20 E3NG1SCD6 DVD HDD MAIN 6 7 Schematic Diagram DVD HDD Section NOTE BOARD MEANS PRINTED CIRCUIT BOARD ...

Страница 80: ...ram DVD HDD Section NOTE BOARD MEANS PRINTED CIRCUIT BOARD The order of pins shown in this diagram is different from that of actual IC101 IC101 is divided into six and shown as IC101 1 6 IC101 6 6 in this DVD HDD Main Schematic Diagram Section 1 NOTE ...

Страница 81: ...1 14 22 E3NG1SCDTV DTV MODULE Schematic Diagram NOTE BOARD MEANS PRINTED CIRCUIT BOARD ...

Страница 82: ... SW WF3 TP503 CTL VR501 SW POINT J184 AV1 V OUT1 J917 S INH BHF300F01012B BHF300F01012A BOARD SENSOR View BE3N00F01011A NOTE BOARD MEANS PRINTED CIRCUIT BOARD BOARD AV Top View TO BOARD SENSOR END SENSOR TO BOARD SENSOR START SENSOR ...

Страница 83: ...IC301 PIN 28 OF CN1503 WF10 PIN 17 OF CN1502 WF7 PIN 5 OF CN1502 WF8 WF9 PIN 9 OF CN1502 WF5 PIN 7 OF CN1502 WF4 WF6 PIN 30 OF IC1509 PIN 3 OF CN1502 BE3N00F01011A BOARD AV Bottom View NOTE BOARD MEANS PRINTED CIRCUIT BOARD ...

Страница 84: ...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 Because a hot chassis ground is present in the power supply circut an isolation transformer must be used Also in order to have the ability to increase the input slowly when troubleshooting this type po...

Страница 85: ... 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 Because a hot chassis ground is present in the power supply circut an isolation transformer must be used Also in order to have the ability to increase the input slowly whe...

Страница 86: ...1 14 27 BE3N00F01021B BE3N00F01021C BOARD SWITCH Top View BOARD SWITCH Bottom View BOARD FRONT JACK Top View BOARD FRONT JACK Bottom View NOTE BOARD MEANS PRINTED CIRCUIT BOARD ...

Страница 87: ...1D BE3N00F01011B BE4340F01032 BOARD ATA Top View BOARD ATA Bottom View BOARD REAR JACK Top View BOARD REAR JACK Bottom View BOARD POWER SWITCH Top View BOARD POWER SWITCH Bottom View NOTE BOARD MEANS PRINTED CIRCUIT BOARD ...

Страница 88: ...1μs WF10 Pin 28 of CN1503 WF4 Pin 7 of CN1502 VIDEO Y 0 2V 20μs WF5 Pin 9 of CN1502 VIDEO C 0 2V 20μs WF6 Pin 30 of IC1509 VIDEO CVBS 0 5V 20μs NOTE Input COLOR BAR SIGNAL WITH 1KHz AUDIO SIGNAL WF3 WF1 UPPER WF2 WF2 LOWER TP504 UPPER LOWER TP504 TP301 V OUT 0 5V 50μs RF SW 5V C PB RF SW 5V 5ms 0 2V WF1 Pin 56 of IC301 V OUT E E 0 2V 20μs Pin 56 of IC301 ...

Страница 89: ... DVD HDD MAIN BOARD CN502 D W8 CN1801 GND 1 DTV SYS RESET 2 DTV TXD 3 DTV RXD 4 DTV S SCLK 5 STANDBY NU 6 AL 12V 7 AL 12V 8 GND 9 GND 10 AL 5V 3 16 AL 5V 3 17 GND 19 LOW POW 34 POW SW 29 SPDIF 28 DVD POW SAFETY1 33 AL 2 8V 30 AL 2 8V 31 P ON 3 3V 32 GND 20 GND 21 GND 22 GND 23 SYS 5V 26 F1 25 F2 24 REG CONT 27 1V2CONT 11 FAN CONT1 13 GND 18 P ON 10V 12 P ON 5V 14 P ON 5V 15 VIDEO Y I OUT 1 GND 2 V...

Страница 90: ...2 33 34 35 36 37 38 39 40 37 36 35 34 33 32 31 30 29 28 27 26 25 24 23 38 22 21 20 19 18 17 16 15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 DVD MECHANISM PICKUP BOARD RELAY CN201 CN1001 R 10 9 HW 9 10 HW 1 FCS 4 TRK 3 TRK 2 FCS 6 TILT 5 TILT 7 LDD IIN4 9 LDD IIN2 10 LDD IINR 11 TH 8 LDD IIN3 12 LDD VDD 14 LDD ENABLE 15 LDD OSCEN 16 GND 17 LDD WEN4 18 GND 19 LDD WEN3 20 GND 21 LDD WEN2 22 LDD SEL1 23 PD VC ...

Страница 91: ...NU Not Used 25 OUT 1V2CONT 1 2V Regulator Control Signal 26 OUT DVD HDD AUDIO MUTE DVD HDD Audio Mute Control Signal Mute H 27 OUT VCR AUDIO MUTE VCR Audio Mute Control Signal Mute H 28 IN A MODE Hi Fi Tape Defection Signal 29 OUT AUDIO MUTE Audio Mute Control Signal Mute H 30 OUT SC AUDIO MUTE SCART Jack Audio Mute Control Signal Mute H 31 IN REC SAF SW Recording Safety SW Detect With Record tab ...

Страница 92: ...ONT Drum Motor Control Signal 78 OUT C F R Capstan Motor FWD REV Control Signal FWD L REV H 79 IN S REEL Supply Reel Rotation Signal 80 IN T REEL Take Up Reel Rotation Signal 81 OUT LM FWD REV Loading Motor Control Signal 82 OUT C POW SW Capstan Power Switching Signal 83 IN DVD POW SAFETY3 DVD P ON Power Defection Input Signal 3 84 NU Not Used 85 NU Not Used 86 IN VCR POW SAFETY VCR P ON Power Def...

Страница 93: ...erial Interface Input 10 NU Not Used 11 NU Not Used 12 VSS Ground 13 VDD Power Supply 14 NU Not Used 15 NU Not Used 16 NU Not Used 17 NU Not Used 18 NU Not Used 19 NU Not Used 20 OUT P1 Segment Output Serial Data Input 21 OUT P8 22 OUT P9 23 OUT P2 24 OUT P3 25 OUT P4 26 OUT P7 27 OUT P6 28 OUT P5 29 NU Not Used 30 VEE Pull Down Level 31 NU Not Used 32 NU Not Used 33 NU Not Used 34 NU Not Used 35 ...

Страница 94: ...ference G Gate D Drain S Source PQ070XFC1SZF PS2561A 1 W 2SK3798 Q KIA4558F EL P KRC103M AT P KRA103M AT P KRA104M AT P KTC3199 BL GR AT P KTA1267 GR AT P KTA 1266 GR AT P KTC3198 GR AT P KTC3203 Y AT P KTC3266 GR AT P 2SC2120 Y TE2 F T LC74793JM TLM E MSP3417G QG B8 V3 PT6315 L HA118326APF E LA71750EM MPB E M3776AMCH AH1GP D G S KTK5132S RTK P KTB1151 Y U P KTC2026 Y P KRC102S RTK P KRC103S RTK P...

Страница 95: ...FRONT JACK BOARD DTV MODULE UNIT P6 A 1X P1 BOARD REAR JACK TU1800 W7 W3 P2 DVD MECHANISM DVD HDD MAIN BOARD ASSEMBLY W1 W4 BOARD POWER SUPPLY B 15 B 25 A 3 B 22 B 22 BOARD ATA P5 W2 F1001 See Electrical Parts List for parts with this mark W8 AC1001 1B3 D A G H H B C D E B A E F C F G P3 I I AV ASSEMBLY PW SW ASSEMBLY ...

Страница 96: ...1 SW521 SW522 SW523 SW524 SW525 BOARD POWER SWITCH BOARD SENSOR P4 BOARD DTV MODULE UNIT P6 AV ASSEMBLY P1 TU1800 SW1601 W3 W8 BOARD AV BOARD REAR JACK PW SW ASSEMBLY P3 W7 AC1001 SW3007 SW3006 SW3004 SW3003 SW3002 F1001 W1 W4 SW3009 SW3010 SW3008 BOARD SWITCH BOARD POWER SUPPLY BOARD FRONT JACK SW3005 ...

Страница 97: ...1 19 3 E3NG1CEX P2 DVD MECHANISM DVD HDD MAIN BOARD ASSEMBLY P5 BOARD ATA P2 DVD MECHANISM DVD HDD MAIN BOARD ASSEMBLY BOARD ATA P5 ...

Страница 98: ...1 19 4 E3NG1PEX Packing X 2 X 6 X1 Upper Side Lower Side X 3 ...

Страница 99: ...K E3HE0JD 1B1 79103354 N25E1FL DECK ASSEMBLY CZD014 VM25E0 1B3 79103626 UHDD160WG003 HARD DISK DRIVE 160GB WD1600AVBB 63SYA0 B 15 79103705 1VM427939 RUBBER CUSHION TOP BOARD ASSEMBLY E3NG0FD B 22 79103345 1VM422863 HDD RUBBER E4350JD B 25 79103702 0VM416664C CUSHION RUBBER E9400UD FM1001 79103715 MMEZR12XNR04 MOTOR DC FAN 2D65BK100230 W2 79103722 WX1E3N00 002 WIRE ASSEMBLY 40PIN FFC WX1E3N00 002 W...

Страница 100: ...E ASSEMBLY 6PIN FFC WX1E3N00 006 Location No TSB P N Reference No Description BOARD POWER SWITCH Following part is included in BOARD POWER SWITCH SW1601 79102423 SST0101AL041 TACT SWITCH SKQSAF001A Location No TSB P N Reference No Description P4 79103349 1VSA13519 BOARD SENSOR Location No TSB P N Reference No Description P6 79104038 1VSA18504 BOARD DTV MODULE UNIT Location No TSB P N Reference No ...

Страница 101: ...n BOARD SWITCH Following parts are included in BOARD SWITCH SW3008 79102423 SST0101AL041 TACT SWITCH SKQSAF001A SW3009 79102423 SST0101AL041 TACT SWITCH SKQSAF001A SW3010 79102423 SST0101AL041 TACT SWITCH SKQSAF001A Location No TSB P N Reference No Description P5 79103606 1VSA16180 BOARD ATA ...

Страница 102: ...ice Fixture and Tools 2 2 1 Mechanical Alignment Procedures 2 3 1 Disassembly Assembly Procedures of Deck Mechanism 2 4 1 Alignment Procedures of Mechanism 2 5 1 Deck Exploded Views 2 6 1 Deck Mechanism Section I Standard Maintenance Mechanism Alignment Procedures Disassembly Assembly of Mechanism Deck Exploded Views ...

Страница 103: ...ng 90 ethyl alcohol 2 After cleaning the parts do all DECK ADJUSTMENTS 3 For the reference numbers listed above refer to Deck Exploded Views h Hours Cleaning Replace Deck Periodic Service Schedule Ref No Part Name 1 000 h 2 000 h 3 000 h 4 000 h B2 Cylinder Assembly B3 Loading Motor Assembly B8 Pulley Assembly B587 Tension Lever Assembly B31 ACE Head Assembly B573 B574 Reel S Reel T B37 Capstan Mo...

Страница 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 Cleaning of ACE Head Clean the head with a cotton swab Procedure 1 Remove the top cabinet 2 Dip the cotton swab in 90 ethyl alcohol and clean the ACE Head Be careful not to damage the up...

Страница 105: ... 2 Alignment Tape FL6N8 2 Head model FL6NS8 4 Head model Azimuth and X Value Adjustment of ACE Head Adjustment of Envelope Waveform J 2 Guide Roller Adj Screwdriver Available Locally Guide Roller J 3 Mirror Available Locally Tape Transportation Check J 4 Azimuth Adj Screwdriver Available Locally ACE Head Height J 5 Flat Screwdriver Available Locally X Value ...

Страница 106: ... that the Moving guide preparations are in the Eject Position 4 Turn the LDG Belt in the appropriate direction shown in Fig M1 until the Moving guide prepara tions come to the Eject Position Stop turning when the preparations 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 cass...

Страница 107: ...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 5 Check the audio output Check the following 1 X Value Page 2 3 3 2 Envelope Page 2 3 4 Adjust th...

Страница 108: ...rew of the ACE Head Fig M6 1 B X Value Alignment Purpose To obtain maximum PB FM envelope signal at the pre set position of the Tracking Control Circuit align the Horizontal Position of the ACE Head Symptom of Misalignment If the Horizontal Position of the ACE Head is not prop erly aligned maximum PB FM envelope cannot be obtained at the preset position of the Tracking Control Circuit 1 Connect th...

Страница 109: ...is adjustment turn the top of the Guide Roller with the Guide Roller Adj Screwdriver 3 If the envelope is as shown in Fig M8 adjust the height of Guide Roller 2 Refer to Fig M3 so that the waveform looks like the one shown in Fig M10 4 If the envelope is as shown in Fig M9 adjust the height of Guide Roller 3 Refer to Fig M3 so that the waveform looks like the one shown in Fig M10 5 When Guide Roll...

Страница 110: ... ensure preset posi tion The number of pushes of the PROGRAM button on the unit to achieve 1 2 level of envelope should match the number of pushes of the PRO GRAM button on the unit 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 dur ing reversing Symptom of Misalignment If the ta...

Страница 111: ... T DM1H DM7H Desolder LDG Belt 2 S 3 9 9 ACE Head Assembly T DM1H DM7H S 4 10 2 Tape Guide Arm Assembly 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 DM1H DM8H 1 DM8H 2 P 3 13 12 Pinch Arm A Assembly T DM1H DM8H 1 DM8H 2 14 14 FE Head T DM1H DM9H S 5 15 15 Prism T DM1H DM9H S 6 16 2 Slider Shaft T DM10H L 5 17 16 C Drive Lever SP T DM10H 18 16 C Drive Lever TU T ...

Страница 112: ... B DM2H DM14H P 5 34 26 Loading Arm SP Assembly B DM2H DM14H Refer to Alignment Sec Page 2 5 1 35 34 Loading Arm TU Assembly B DM2H DM14H Refer to Alignment Sec Page 2 5 1 36 16 26 M Brake TU Assembly HI T DM1H DM15H 37 2 26 M Brake SP Assembly HI T DM1H DM15H P 6 38 37 Tension Lever Assembly T DM1H DM15H 39 38 T Lever Holder T DM15H L 10 40 40 M Gear HI T DM1H DM15H C 6 41 15 40 Sensor Gear HI T ...

Страница 113: ...2 4 3 E9NG0DA 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 25a ...

Страница 114: ...M4H 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 the direction of the 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 the direction of the arrow After installing 6 in 4 confirm that pin B...

Страница 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 ...

Страница 116: ...3 Fig B Top view Install pin of 12 in groove of 27 Refer to Fig B 27 Press both 12 and 13 till the groove of chassis pin appears and adjust 13 to the notch of chassis Then turn 13 a little in the direction of the arrow while pressing 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 ...

Страница 117: ...2 4 7 E9NG0DA 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 ...

Страница 118: ...th on 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 ...

Страница 119: ...2 4 9 E9NG0DA 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 ...

Страница 120: ...mechanical or electrical parts Alignment points in Eject Position 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 last tooth of the gear meets the most inside teeth of the Mode G...

Страница 121: ...H D Blue grease SLIDUS OIL 150 Some Ref Numbers are not in sequence B12 B492 B11 B571 B37 B126 B8 B121 B86 B501 Chassis Assembly Top View Lubricating Point Chassis Assembly Bottom View Lubricating Point B35 B410 B411 B494 B567 B74 B553 B10 B73 B9 B2 B5 L1051 L1467 L1191 L1450 L1450 L1466 L1053 L1322 ...

Страница 122: ...OUL FG84M Yellow grease B499 B516 B52 B507 B559 B581 B583 B580 B582 A View for A B578 B579 B579 B133 B551 Bottom Side Grease point Some Ref Numbers are not in sequence B488 B491 B513 Bottom Side Grease point B525 B31 B558 B557 B3 B592 B148 B522 B521 B590 B573 B574 B591 B416 B518 B564 B585 B487 B587 B508 B414 B572 B565 B568 B417 B596 ...

Страница 123: ...anism View 3 Mark Description Floil G 684G or Multemp MH D Blue grease SLIDUS OIL 150 B347 B355 B354 B482 B483 B425 B303 B555 B563 B300 B562 B514 B313 Some Ref Numbers are not in sequence B361 B359 B529 B360 L1341 L1321 L1321 ...

Страница 124: ......

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Toshiba RD-XV48DTKB, Руководство по обслуживанию

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