Toshiba DVR80KF Service Manual Download

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20100219

1-22-1

E9TK5EL

ELECTRICAL PARTS LIST

PRODUCT SAFETY NOTE:

Products marked with a

have special characteristics important to safety.

Before replacing any of these components, read
carefully the product safety notice in this service
manual. Don't degrade the safety of the product
through improper servicing.

NOTES:

1. Parts that are not assigned part numbers (---------)

are not available.

2. Tolerance of Capacitors and Resistors are noted

with the following symbols.

DVD MECHANISM & DVD MAIN
BOARD ASSEMBLY

AV ASSEMBLY

BOARD AV

BOARD SENSOR

BOARD DTV MODULE UNIT

PW/SW ASSEMBLY

BOARD POWER SUPPLY

BOARD FUNCTION

BOARD SWITCH

C.....±0.25%

D.....±0.5%

F.....±1%

G.....±2%

J......±5%

K.....±10%

M.....±20%

N.....±30%

Z.....+80/-20%

Location

No.

TSB P/N

Reference No.

Description

79105017

N78EQFFN

DVD MECHANISM & DVD MAIN
BOARD ASSEMBLY

Location

No.

TSB P/N

Reference No.

Description

79105014

(Not Available)

AV ASSEMBLY
Consists of the following

P4
P5

----------
----------
79103349
79105016
----------

----------
----------
1VSA13519
N76TTCFE
----------

BOARD AV
BOARD POWER SWITCH
BOARD SENSOR
BOARD DTV MODULE UNIT
BOARD REAR JACK

Location

No.

TSB P/N

Reference No.

Description

----------

BOARD AV

Following parts are included in BOARD AV.

SW521

79102423

SST0101AL041

TACT SWITCH SKQSAF001A

SW522

79102423

SST0101AL041

TACT SWITCH SKQSAF001A

SW523

79102423

SST0101AL041

TACT SWITCH SKQSAF001A

SW524

79102423

SST0101AL041

TACT SWITCH SKQSAF001A

SW525

79102423

SST0101AL041

TACT SWITCH SKQSAF001A

SW1501

79102423

SST0101AL041

TACT SWITCH SKQSAF001A

SW1502

79102423

SST0101AL041

TACT SWITCH SKQSAF001A

TU1800

79103719

UTUNDVTMS004 TUNER UNIT ENGF7710KF

Location

No.

TSB P/N

Reference No.

Description

79103349

1VSA13519

BOARD SENSOR

Location

No.

TSB P/N

Reference No.

Description

79105016

N76TTCFE

BOARD DTV MODULE UNIT

Location

No.

TSB P/N

Reference No.

Description

79105015

(Not Available)

PW/SW ASSEMBLY
Consists of the following

----------
----------
----------
----------

BOARD POWER SUPPLY
BOARD FUNCTION
BOARD SWITCH
BOARD USB

Location

No.

TSB P/N

Reference No.

Description

----------

BOARD POWER SUPPLY

Following parts are included in BOARD POWER SUPPLY.

C1001

79104698

CT2E473DC016

LINE ACROSS CAP. 0.047

250V K

C1005

79104698

CT2E473DC016

LINE ACROSS CAP. 0.047

250V K

C1006

79104481

CCN2EMA0E472 SAFTY CAP. 4700pF/250V M E

C1007

79104481

CCN2EMA0E472 SAFTY CAP. 4700pF/250V M E

C1050

79103607

CCN2EMA0E222 SAFTY CAP. 2200pF/250V

C1051

79103607

CCN2EMA0E222 SAFTY CAP. 2200pF/250V

IC1001

79102400

QPEWPS2561A1 PHOTOCOUPLER PS2561A-

1(W)

IC1052

79102400

QPEWPS2561A1 PHOTOCOUPLER PS2561A-

1(W)

L1003

79103738

LLEG0Z0Y2025

COIL LINE FILTER ST0703FT20-
036 53MH

Q1001

79104542

QFQZSK3566QM FET 2SK3566(Q M)

R1001

79104451

RCX2565FS001

CARBON RES. 1/2W K 5.6M

AC1001

79103290

WAE0172LW011

POWER CORD
PE8G2CG9G0AB05

F1001

79103718

PDGJBB0NG252 FUSE TIME RAG FIH 250V 2.5A

RL1001

79104728

MRLEC05MS001 RELAY ALKP329

SA1001

79102397

NVQZ10D471KB

SURGE ABSORBER 470V+-
10PER

T1001

79104797

LTT3PE0KT063

TRANS POWER 9723

T1051

79104699

LTT1PE0XB002

TRANS BCK-16-033T

Location

No.

TSB P/N

Reference No.

Description

----------

BOARD FUNCTION

Following parts are included in BOARD FUNCTION.

SW3006

79102423

SST0101AL041

TACT SWITCH SKQSAF001A

SW3402

79102423

SST0101AL041

TACT SWITCH SKQSAF001A

SW3403

79102423

SST0101AL041

TACT SWITCH SKQSAF001A

SW3404

79102423

SST0101AL041

TACT SWITCH SKQSAF001A

Location

No.

TSB P/N

Reference No.

Description

----------

BOARD SWITCH

Following parts are included in BOARD SWITCH.

SW3681

79102423

SST0101AL041

TACT SWITCH SKQSAF001A

SW3682

79102423

SST0101AL041

TACT SWITCH SKQSAF001A

Summary of Contents for DVR80KF

Page 1: ... the 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 2009135GR DVD VideoCassetteRecorder DVR80KF Published in Japan Feb 2010 GREEN ...

Page 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 ...

Page 3: ...0 1 Troubleshooting 1 11 1 Function Indicator Symbols 1 12 1 Block Diagrams 1 13 1 Schematic Diagrams BOARD and Test Points 1 14 1 Waveforms 1 15 1 Wiring Diagram 1 16 1 System Control Timing Charts 1 17 1 IC Pin Function Descriptions 1 18 1 Lead Identifications 1 19 1 Exploded Views 1 20 1 Mechanical Parts List 1 21 1 Electrical Parts List 1 22 1 Main Section I Specifications I Preparation for Se...

Page 4: ...1 1 1 E9TK5SP SPECIFICATIONS ...

Page 5: ... away from the pickup lens when the diode is turned on Do not look directly at the laser beam CAUTION Use of controls and adjustments or doing procedures other than those specified herein may result in hazardous radiation exposure 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...

Page 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 blocking 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...

Page 7: ... parts RF terminals 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 power cord plug prongs and exposed accessible parts Use an AC voltmeter to measure across the terminals of load Z See Fig 2 and the following table AC Line...

Page 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...

Page 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...

Page 10: ...g 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 ea...

Page 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 ...

Page 12: ...e into the Deck Mechanism Assembly and press B VCR button The tape will be loaded into the Deck Mechanism Assembly Make sure the power is on connect JP278 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 ina...

Page 13: ...6 Fan Holder 7 Motor DC Fan 8 Panel Rear 15 Deck Assembly 19 Deck Pedestal 14 VCR Chassis Unit 11 BOARD SWITCH 13 BOARD POWER SWITCH 3 BOARD USB 18 BOARD AV 16 BOARD DTV MODULE Unit 5 DVD Mechanism DVD MAIN BOARD Assembly D3 S 6 2 S 7 2 S 8 2 S 9 CN101 CN502 D CN701 CN901 CN981 Dust Cover Hook Mecha Plate Earth 2 6 Fan Holder D4 2 S 10 CN1002 P 7 Motor DC Fan D4 2 S 11 8 Panel Rear D4 2 S 12 5 S 1...

Page 14: ...embly 2 The DVD Mechanism DVD MAIN BOARD Assembly is adjusted as a unit at factory Therefore do not disassemble it Replace the DVD Mechanism DVD MAIN BOARD Assembly as a unit 3 When reassembling solder wire jumpers as shown in Fig D7 4 Before installing the Deck Assembly be sure to place the pin of LD SW on the BOARD AV as shown in Fig D7 Then install the Deck Assembly while aligning the hole of C...

Page 15: ...Panel Rear CN1002 P Rear Holder Fig D4 FFC Guide CL1001 CN3605 S 17 S 18 S 14 S 15 S 16 9 BOARD POWER SUPPLY 10 Power Holder 12 BOARD FUNCTION 11 BOARD SWITCH Desolder CN1504 Fig D5 S 20 S 19 S 21 14 VCR Chassis Unit 13 BOARD POWER SWITCH Desolder Lead with blue stripe Fig D6 ...

Page 16: ...OARD REAR JACK FE Head Cylinder Assembly ACE Head Assembly 18 BOARD AV SW507 LD SW From FE Head BOTTOM VIEW Lead connections of Deck Assembly and BOARD AV Desolder FFC of Capstan Motor Printing side Desolder Desolder Desolder Desolder From Cylinder Assembly From ACE Head Assembly Lead with blue stripe Lead with white stripe S 22 S 23 LD SW Pin Pin Hole Hole Shaft Cam Gear 18 BOARD AV 15 Deck Assem...

Page 17: ...1 6 5 E9TK0DC S 24 S 25 S 26 DV Plate Earth DV Cable S 27 19 Deck Pedestal 21 Bracket R 20 Front Bracket R Fig D8 ...

Page 18: ...e the Cover Top Front Assembly Front Bracket DVD Mechanism DVD MAIN BOARD Assembly 2 Remove the Dust Cover 3 Rotate the gear in the direction of the arrow manually as shown below the tray descends 4 Pull the tray out manually and remove a disc View for A A Hook Rotate this gear in the direction of the arrow ...

Page 19: ...ange 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 waveform is at the 6 5H 1H 416μs 64μs delayed position f...

Page 20: ...ing is completed the DVD recorder 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 OK button When button is pressed before ENTER OK button is pressed the DVD recorder VCR exits the Version display mode then the power turns off Note By initializing Curre...

Page 21: ... When Firmware Updating XX Complete is displayed on the screen BE version number is displayed on the VFD such as 194000 Fig d Programming Mode Screen Fig e VFD in Version Up Mode Example The appearance shown in 1 of Fig d is described as follows 5 After updating is finished the tray opens automatically At this time no button is available 6 Pull out the AC code once then insert it again Firmware Ve...

Page 22: ...irmware 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 VERSION DV UNIQUE ID LD...

Page 23: ...BC C0 27 DISC MENU 45BC D1 28 CURSOR LEFT 45BC CC 29 ENTER OK 45BC 44 30 CURSOR RIGHT 45BC C4 31 DISPLAY 45BC 5A 32 CURSOR DOWN 45BC C8 33 RETURN 45BC D2 34 RED 45BC 2A 35 GREEN 45BC 2B 36 YELLOW MODE 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 46 INSTANT SKIP 45BC 5B 47 SAT LINK 45BC 1D 48...

Page 24: ...he presence that the primary component is leaking or shorted and replace P4 PW SW ASSEMBLY if defective Check the presence that the rectifying diode or circuit is shorted in each rectifying circuit of secondary side and replace P4 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 an...

Page 25: ...V inputted to the base of Q1808 Check D1804 and their periphery and replace P1 AV ASSEMBLY if defective Check Q1511 Q1512 and their periphery and replace P1 AV ASSEMBLY if defective FLOW CHART NO 9 P ON 9V VCR is not outputted Is 12V voltage supplied to collector of Q1513 Refer to FLOW CHART NO 8 AL 12V ECO 12V is not outputted Is the H pulse approximately 10V inputted to the base of Q1513 Refer t...

Page 26: ...7 Refer to FLOW CHART NO 9 P ON 9V VCR 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 Chec...

Page 27: ...W SW ASSEMBLY if defective Check for load circuit short circuiting or leak and replace P1 AV ASSEMBLY if defective FLOW CHART NO 18 SYS 5V is not outputted Is 5V voltage outputted to pin 26 of CL1001 No Yes Check IC1051 IC1052 IC1151 D1152 T1051 and their periohery and replace P4 PW SW ASSEMBLY if defective Yes Check for load circuit short circuiting or leak and replace P1 AV ASSEMBLY if defective...

Page 28: ...ted Is 2 5V voltage supplied to pin 1 of IC1103 No Yes Yes Check D1033 and their periohery and replace P4 PW SW ASSEMBLY if defective No Check IC3607 IC3608 and their periphery and replace P4 PW SW ASSEMBLY if defective No Is 5V voltage supplied to Pin 4 of CN6001 When IC3607 is used Is 5V voltage outputted to Pin 8 of IC3607 When IC3608 is used Is 5V voltage outputted to Pin 5 of IC3608 FLOW CHAR...

Page 29: ... 2 No DVD operation is possible from the remote control 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 suppl...

Page 30: ...IN Continued to A on the next page Check the ECO 5V ECO 9V line and replace P1 AV ASSEMBLY or P4 PW SW ASSEMBLY if defective Replace P1 AV ASSEMBLY Yes No Is 5V voltage supplied to Pin 27 29 47 63 of IC1509 Is 9V voltage supplied to Pin 75 of IC1509 FLOW CHART NO 3 Replace the P2 DVD MECHANISM DVD MAIN BOARD ASSEMBLY The No Disc indication Both picture and sound do not operate normally Yes Are the...

Page 31: ...rmally Set the disc on the disc tray and playback it Are the video signals outputted to each pin of IC1509 Yes Yes No Are the video signals outputted to each pin of CN1502 Replace the P2 DVD MECHANISM DVD 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...

Page 32: ...eck the line between each pin of IC1509 and each pin of CN1502 and replace P1 AV ASSEMBLY if defective 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 84 85PIN IC1509 AUDIO IN2 AV2 89 90PIN IC1509 TUNER AUDIO 86 87PIN IC1509 DTV AUDIO 93 94PIN IC1509 JK1504 84 85PIN IC1509 JK2001 89 90PIN AUDIO ...

Page 33: ...AUDIO L OUT CN1502 15PIN AUDIO R OUT Check the periphery between Pin 73 74 of IC1509 and the audio terminal JK1504 and replace P1 AV ASSEMBLY if defective Are the audio signals outputted to the specific output terminal Are the audio signals outputted to the audio terminal JK1504 Are the audio signals outputted to the audio terminal JK2001 Are the audio signals outputted to the audio terminal JK150...

Page 34: ...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...

Page 35: ... 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 or P5 BOARD SENSOR if defective Replace P1 AV ASSEMBLY Yes Yes Yes Yes Yes Yes Yes Yes Yes Yes Yes No...

Page 36: ... 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 ...

Page 37: ... 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 replace P1 AV ASSEMBLY or P4 PW SW 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 and replace P1 AV ASSEMBLY if ...

Page 38: ...ed 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 or P4 PW SW ASSEMBLY if defective Replace P1 AV ASSEMBLY Yes No Is 5V vo...

Page 39: ... 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...

Page 40: ...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 ...

Page 41: ...n reel or capstan mechanism is not functioning correctly A R is displayed on a TV screen Refer to Fig 1 When tape loading mechanism is not functioning correctly A T is displayed on a TV screen Refer to Fig 2 When cassette loading mechanism is not functioning correctly A C is displayed on a TV screen Refer to Fig 3 When the drum is not working properly A D is displayed on a TV screen Refer to Fig 4...

Page 42: ...DI VIDEO 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 ...

Page 43: ... on the disc as Power Calibration Area is full Insert a new disc 35 PCA is Full in REC start This disc is already finalized Release the finalizing for this disc 36 It is finalized Video Format Disc Can not record on this disc Repeat the same operation 37 Access to Memory Area range outside 38 Sector Address is wrong 39 BUP writing error of chapter editing You cannot record more than 49 titles on o...

Page 44: ...time Insert a recordable videotape with a record tab 40 Some portion has not been recorded because of program overlapping Recording did not start at the start time No videotape is inserted Videotape ran out during recording 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 ...

Page 45: ... STB 69 7 23 25 42 36 8 9 IIC BUS SCL 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 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 DVD LED VCR LED POWER LED DVD LED VCR LED POWER LED IIC BUS SDA IIC BUS SCL TO DTV MODULE BLOC...

Page 46: ...WITCH KEY SWITCH CN1504 CN3011 CN3012 CN3003 CN1505 POWER LED 1 3 POWER SW 2 2 3 2 BOARD FUNCTION BOARD SWITCH CN3011 CN1504 BOARD FUNCTION 7 8 25 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 AUDIO MUTE DVD AUDIO MUTE SC AUDIO MUTE SC AUDIO MUTE X OUT X IN XC OUT XC IN KEY 1 KEY 2 1V2CONT AUDIO MUTE 26 24 DVD SC2 AUDIO MUTE DVD SC2 AU...

Page 47: ...DMI 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 DM DP IC901 IEEE1394 I F CN901 TO DV JACK W11 TO POWER SUPPLY BLOCK DIAGAM AA3 AC2 Y5 J5 H4 AB3 AC3 AA4 AE1 AA5 AD1 Y4 W5 AC1 4 30 5 6 7 8 1 48 2 3 29 2...

Page 48: ...EAR JACK JK2001 CN1506 CN2001 VIDEO IN2 10 10 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...

Page 49: ... 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 DRIVE QA01 QA02 DVD MAIN BOARD CNA01 HDMI CONNECTOR ICA01 HDMI INTERFACE 43 33 41 117 111 SPDIF PCM SCLK PCM LRCK VIDEO CLOCK 45 PCM BCK 38 18 20 14 16 12 10 22 24 120 ...

Page 50: ...E ON BOARD REAR JACK CN1506 CN2001 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 AUDIO MUTE 11 AUDIO L IN 13 AUDIO R IN DVD AUDIO MUTE SC AUDIO MUTE AUDIO MUTE VCR AUDIO IN L VCR A...

Page 51: ... LINE AMP REC ON AUDIO HD SW CONTROL MUTE 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 ASSEMBL...

Page 52: ...34 33 76 77 74 37 38 39 75 73 26 21 24 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 M...

Page 53: ...OCESS BLOCK DIAGRAM Q1104 Q1119 7 8 3 4 IC1001 ERROR VOLTAGE DET ERROR VOLTAGE DET IC1101 T1001 BOARD POWER SUPPLY HOT CIRCUIT BE CAREFUL 18 17 16 15 14 13 12 11 10 CL1001 CN1001 CN1002 Q1100 Q1101 Q1106 SW 5V HIGH SIDE SW IC3607 IC3608 HOT COLD IC1103 3 3V REG IC1104 FAN SHUNT REG IC1190 1 2 SW 12V Q1112 SW 5V SW 5V 1 8V REG TO DVD HDD MAIN BOARD CN101 USB JACK 1 1 5V CN6005 CN3605 4 4 USB 5V CN3...

Page 54: ...ON H P DOWN H Q1509 Q1508 Q1513 Q1517 Q1527 Q1516 C POW SW P ON 9V VCR P ON 10V DVD P ON 5V AL 5V AL 12V 2 ECO 12V P ON 5V DECK P ON 5V VCR SYS 5V F1 F2 ECO 9V P ON 1 8V P ON 3 3V ECO 5V 1V2CONT POW SW REG CONT Q1521 9V REG Q1520 Q1528 1 8V REG IC1800 Q1800 Q1808 MAIN ON 11 MAIN ON 32 P ON 3 3V 30 31 AL 2 8V 27 REG CONT 29 POW SW 34 LATCH UP 10 1V2CONT 23 F2 24 F1 26 SYS 5V 15 16 AL 5V 13 14 DVD P...

Page 55: ...A1 SPI CLK SPI CE 44 VIDEO ENCODER AUDIO INTERFACE AUDIO 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 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 ...

Page 56: ... 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...

Page 57: ...in original function and reliability of repaired units use only original replacement parts which are listed with their part numbers in the parts list section of the service manual 4 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 REC mode DVD mode 5 0 The same voltage for both PLAY REC DV...

Page 58: ...1 14 3 NOTE BOARD MEANS PRINTED CIRCUIT BOARD E9TK5SCAV1 AV 1 10 Schematic Diagram VCR Section ...

Page 59: ...atic Diagram VCR Section PM DTV BS CS CD 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 ...

Page 60: ...1 14 5 NOTE BOARD MEANS PRINTED CIRCUIT BOARD E9TK5SCAV3 AV 3 10 Schematic Diagram VCR Section ...

Page 61: ...1 14 6 NOTE BOARD MEANS PRINTED CIRCUIT BOARD E9TK5SCAV4 AV 4 10 Schematic Diagram VCR Section ...

Page 62: ...1 14 7 NOTE BOARD MEANS PRINTED CIRCUIT BOARD E9TK5SCAV5 AV 5 10 Schematic Diagram VCR Section ...

Page 63: ...1 14 8 NOTE BOARD MEANS PRINTED CIRCUIT BOARD E9TK5SCAV6 AV 6 10 Schematic Diagram VCR Section ...

Page 64: ...1 14 9 NOTE BOARD MEANS PRINTED CIRCUIT BOARD E9TK5SCAV7 AV 7 10 Schematic Diagram VCR Section ...

Page 65: ...1 14 10 NOTE BOARD MEANS PRINTED CIRCUIT BOARD E9TK5SCAV8 AV 8 10 Schematic Diagram VCR Section ...

Page 66: ...1 14 11 NOTE BOARD MEANS PRINTED CIRCUIT BOARD E9TK5SCAV9 AV 9 10 Schematic Diagram VCR Section ...

Page 67: ...1 14 12 NOTE BOARD MEANS PRINTED CIRCUIT BOARD E9TK5SCAV10 AV 10 10 Schematic Diagram VCR Section ...

Page 68: ...tage for parts in hot circuit is measured using hot GND as a common terminal CAUTION Fixed voltage or Auto voltage selectable power supply circuit is used in 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 f...

Page 69: ...NTED CIRCUIT BOARD E9TK5SCF FUNCTION SWITCH USB Schematic Diagram VCR Section CAUTION For continued protection against fire hazard replace only with the same type fuse F6001 NOTE Either IC3607 or IC3608 is used for BOARD FUNCTION ...

Page 70: ...1 14 15 NOTE BOARD MEANS PRINTED CIRCUIT BOARD REAR JACK Schematic Diagram VCR Section E9TK5SCRJ ...

Page 71: ...ARD E9TK5SCD1 DVD MAIN 1 7 Schematic Diagram DVD 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 Main Schematic Diagram Section 1 NOTE ...

Page 72: ...ARD E9TK5SCD2 DVD MAIN 2 7 Schematic Diagram DVD 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 Main Schematic Diagram Section 1 NOTE ...

Page 73: ...ARD E9TK5SCD3 DVD MAIN 3 7 Schematic Diagram DVD 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 Main Schematic Diagram Section 1 NOTE ...

Page 74: ...ARD E9TK5SCD4 DVD MAIN 4 7 Schematic Diagram DVD 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 Main Schematic Diagram Section 1 NOTE ...

Page 75: ...ARD E9TK5SCD5 DVD MAIN 5 7 Schematic Diagram DVD 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 Main Schematic Diagram Section 1 NOTE ...

Page 76: ...1 14 21 NOTE BOARD MEANS PRINTED CIRCUIT BOARD E9TK5SCD6 DVD MAIN 6 7 Schematic Diagram DVD Section ...

Page 77: ...ARD E9TK5SCD7 DVD MAIN 7 7 Schematic Diagram DVD 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 Main Schematic Diagram Section 1 NOTE ...

Page 78: ...1 14 23 NOTE BOARD MEANS PRINTED CIRCUIT BOARD E9TK5SCDTV DTV MODULE Schematic Diagram DVD Section ...

Page 79: ...RF SW WF3 JP278 S INH TO BOARD SENSOR START SENSOR TO BOARD SENSOR END SENSOR TP503 CTL VR501 SW POINT J171 V OUT BHF300F01012B BHF300F01012A BOARD SENSOR View BE3TK3F01011A NOTE BOARD MEANS PRINTED CIRCUIT BOARD BOARD AV Top View ...

Page 80: ...IC301 WF6 PIN 30 OF IC1509 PIN 17 OF CN1502 WF7 PIN 5 OF CN1502 WF8 WF9 PIN 9 OF CN1502 WF5 PIN 7 OF CN1502 WF4 PIN 3 OF CN1502 PIN 28 OF CN1503 WF10 BE3TK3F01011A BOARD AV Bottom View NOTE BOARD MEANS PRINTED CIRCUIT BOARD ...

Page 81: ...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 circuit an isolation transformer must be used when repairing Also in order to have the ability to increase the input slowly when troubleshooting this ...

Page 82: ... 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 Because a hot chassis ground is present in the power supply circuit an isolation transformer must be used when repairing Also in order to have...

Page 83: ...1 14 28 BE3TK3F01023B BE3TK3F01023C BOARD SWITCH Top View BOARD SWITCH Bottom View BOARD FUNCTION Top View BOARD FUNCTION Bottom View NOTE BOARD MEANS PRINTED CIRCUIT BOARD ...

Page 84: ...tom 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 BE3TK3F01023E CAUTION For continued protection against fire hazard replace only with the same type fuse F6001 ...

Page 85: ...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 ...

Page 86: ...XD 3 DTV RXD 4 DTV S SCLK 5 STANDBY NU 6 TO DVD MAIN BOARD CN981 W14 CN506 V BUS 1 OC 2 DM 3 DP 4 GND 5 AL 12V 6 AL 12V 7 GND 8 GND 9 AL 5V 15 AL 5V 16 GND 18 LACTH UP 34 POW SW 29 SPDIF 28 DVD POW SAFETY1 33 AL 2 8V 30 AL 2 8V 31 P ON 3 3V 32 GND 19 GND 20 GND 21 GND 25 SYS 5V 26 F1 24 F2 23 REG CONT 27 1V2CONT 10 MAIN ON 11 GND 17 P ON 10V 12 DVD P ON 5V 13 DVD P ON 5V 14 VIDEO Y I OUT 1 GND 2 V...

Page 87: ... WEN4 18 GND 19 LDD WEN3 20 GND 21 LDD WEN2 22 LDD SEL1 23 PD VC 24 PD VSW 25 F 26 G 27 H 28 E 29 RF 30 RF 31 A 32 B 33 C 34 D 35 PD FSPD VCC 36 GND 37 GND 38 FSPD VC 39 FSPD VSW 40 FSPD VOUT 13 LDD VDD FOCUS ACTUATOR TRACKING ACTUATOR TILT ACTUATOR SPINDLE MOTOR M CN301 17 2 SW1 16 3 SL 15 4 SL 14 5 GND 13 6 T SCN2 12 7 NU 11 8 VH 8 11 HV 7 12 HV 6 13 HU 5 14 HU 4 15 VCC 3 16 U 2 17 V 1 18 W CN10...

Page 88: ...G CHARTS INNER SW open INNER SW open To disc distinction Power on Yes Yes No No Tray insertion Tray insertion Tray Open button is pressed Tray Open button is pressed Tray ejection Tray ejection SLED moves Push Close INNER SW open Yes No ...

Page 89: ...4 V T2 3 000 s V2 2 020 V T3 0 050 s V3 2 386 V T4 0 070 s V4 4 302 V T5 0 600 s T6 1 400 s T7 1 600 s T8 0 050 s SLED INNER SW close open Tray insertion direction Tray ejection direction T4 T2 T5 V0 V2 V1 T3 T1 SLED INNER SW close open Tray insertion direction Tray ejection direction V3 V4 T6 T7 T8 ...

Page 90: ...1 17 3 DVDP_TI Push close 0 08 V 0 02 s Push Close detection Threshold level ...

Page 91: ... SCART Jack Audio Mute Control Signal 2 Mute L 25 OUT 1V2CONT 1 2V Regulator Control Signal 26 IN DVD AUDIO MUTE DVD Audio Mute Control Signal Mute L 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 L 30 OUT SC AUDIO MUTE SCART Jack Audio Mute Control Signal Mute L 31 IN REC SAF SW Recording Safety ...

Page 92: ...Not Used 74 NU Not Used 75 OUT P ON H Power On Signal to High 76 OUT C CONT Capstan Motor Control Signal 77 OUT D CONT 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 Pin No IN OUT Signal Name Function 82 OUT C POW SW Capstan Powe...

Page 93: ...face 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 NU Not Used...

Page 94: ...4 1 2 3 Note A Anode K Cathode E Emitter C Collector B Base R Reference G Gate D Drain S Source PQ070XFC1SZF PS2561A 1 W 2SK3566 Q M MIP2F10MS 2SA1980MG AT 2SC5343 MG ML AT SRA2203M AT SRA2204M AT SRC1203MAT 2SA1980 G 2SC5343G AT 2SC5344 Y LC74793JM TLM E MSP3417G QG B8 V3 PT6315 L HA118326APF E LA71750EM MPB E M3776AMCH AK2GP KTK5132S RTK P 2SC5343SF G Y SRC1203SF KTA1281 Y AT P LA72648M MPB E LA...

Page 95: ...OARD USB BOARD POWER SWITCH BOARD AV BOARD SENSOR P4 BOARD FUNCTION BOARD DTV MODULE UNIT P5 A 1X P1 BOARD REAR JACK TU1800 P2 DVD MECHANISM DVD MAIN BOARD ASSEMBLY A 3 F1001 See Electrical Parts List for parts with this mark AC1001 D A F F B D E B A E G G P3 AV ASSEMBLY PW SW ASSEMBLY BOARD POWER SUPPLY C C ...

Page 96: ...OARD DTV MODULE UNIT P2 DVD MECHANISM DVD MAIN BOARD ASSEMBLY SW1502 SW1501 SW521 SW522 SW523 SW524 SW525 BOARD POWER SWITCH BOARD SENSOR P4 BOARD DTV MODULE UNIT P5 AV ASSEMBLY P1 TU1800 BOARD AV BOARD REAR JACK P2 DVD MECHANISM DVD MAIN BOARD ASSEMBLY ...

Page 97: ...1 20 3 E9TK5CEX P3 PW SW ASSEMBLY PW SW ASSEMBLY P3 AC1001 SW3006 SW3404 SW3403 SW3402 F1001 SW3681 SW3682 BOARD SWITCH BOARD USB BOARD POWER SUPPLY BOARD FUNCTION ...

Page 98: ...1 20 4 E9TK2PEX Packing X 2D X 6 X1 Upper Side Lower Side X 2C X 2B X 2A Upper Side Lower Side FRONT ...

Page 99: ...009 1VM124340 PANEL FRONT E9TK5FD A 3 79104469 1VM328481 COVER TOP E3TG0FD 1B1 79103354 N25E1FL DECK ASSEMBLY CZD014 VM25E0 B37A 79104095 WX1N9680 002 CM 12PIN FFC FM1001 79103715 MMEZR12XNR04 MOTOR DC FAN 2D65BK100230 W11 79103720 WPZ0331WJ001 IEEE1394 CABLE JE 1710 9 ACCESSORIES X1 79104541 NB829ED REMOTE CONTROL UNIT NB829ED X 2A 79105010 1VMN28695 OWNERS MANUAL EN E9TK5FD X 2B 79105011 1VMN286...

Page 100: ...ion No TSB P N Reference No Description P5 79105016 N76TTCFE BOARD DTV MODULE UNIT Location No TSB P N Reference No Description P3 79105015 Not Available PW SW ASSEMBLY Consists of the following BOARD POWER SUPPLY BOARD FUNCTION BOARD SWITCH BOARD USB Location No TSB P N Reference No Description BOARD POWER SUPPLY Following parts are included in BOARD POWER SUPPLY C1001 79104698 CT2E473DC016 LINE ...

Page 101: ...ture 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 I Mechanism Alignment Procedures I Disassembly Assembly of Mechanism I Deck Exploded Views ...

Page 102: ... cleaning the parts do all DECK ADJUSTMENTS 3 For the reference numbers listed above refer to Deck Exploded Views h Hours Cleaning I Replace Deck Periodic Service Schedule Ref No Part Name 1 000 h 2 000 h 3 000 h 4 000 h B2 Cylinder Assembly I I B3 Loading Motor Assembly I B8 Pulley Assembly I I B587 Tension Lever Assembly I I B31 ACE Head Assembly I B573 B574 Reel S Reel T I B37 Capstan Motor I I...

Page 103: ...y 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 u...

Page 104: ...1 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 ...

Page 105: ...e 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 cas...

Page 106: ... 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 t...

Page 107: ...crew 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 t...

Page 108: ...his 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 Rol...

Page 109: ...o 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 t...

Page 110: ... 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 ...

Page 111: ...m 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...

Page 112: ...2 4 3 N25E1AVDA 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 ...

Page 113: ...DM4H Pull up Slide 1 2 A 3 6 6 L 2 Pin A Hole A Pin B Hole B L 1 First insert 6 diagonally in 3 as shown below Then install 6 in 3 while pushing L 1 in 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 ...

Page 114: ...ith White Stripe A 8 Fig DM7H 11 13 12 10 L 4 P 3 P 2 Fig DM8H 1 Pin of 12 Pin of 10 Groove of 27 View for A When reassembling 10 and 12 confirm that pin of 10 and pin of 12 are in the groove of 27 as shown 27 Removal of 11 1 Remove screw S 4A 2 Unhook spring P 2 3 Release L 4 while holding 12 with a finger 4 Loosen a finger holding 12 and remove 11 A S 4A ...

Page 115: ...Hook spring P 3 up to 12 and 13 then install them to the specified position so that 12 will be floated slightly while holding 12 and 13 Refer to Fig A Fig A 13 12 P 3 Fig B Top view Install pin of 12 in groove of 27 Refer to Fig B 27 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 1...

Page 116: ...Motor from BOARD AV be sure to replace the new FFC B37A Don t solder FFC which removed once again 19 Cap Belt B37A S 8 19 20 Cap Belt A Installation position of Cap Belt View for A Fig DM11H L 6 22 20 C 1 21 27 Pin on 22 Position of pin on 22 turn Fig DM12H ...

Page 117: ...oth 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 ...

Page 118: ...2 4 9 N25E1AVDA 39 L 10 37 P 6 43 38 36 42 40 41 C 6 C 7 turn turn turn Fig DM15H 44 45 46 L 11 Fig DM16H Slide Plate S 11 47 48 Slide Fig DM17H ...

Page 119: ... 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 ...

Page 120: ...which removed once again Mark Description Floil G 684G or Multemp MH 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 B37A L1051 L1467 L1191 L1450 L1450 L1466 L1053 L1322 ...

Page 121: ...KOUL 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 ...

Page 122: ...hanism 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 ...

Page 123: ......

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