Mitsubishi HS-HD2000U Service Manual Download Page 86 | Manualshive

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HS-HD2000U

YCS-C

YCS-Y

I2C-DATA

I2C-CLK

FSC

SW5-CONT

R6K2

R6H8

R6H9

R6H0

R6H7

Q6D3

Q6D2

R6H6

Q6D1

C6J3

R6H5

R6H4

R6K0

C6J0

C6G5

R6H2

C6J1

R6H3

IC6B0

C6J2

R6J1

R6K1

D6A5

R6D7

R6J0

C6E7

R6F7

TPFF

R6F5

C6F4

C6F3

C6F5

C6F6

R6E3

R6E4

R6E5

R6E2

R6E6

C6F7

R6E7

C6G1

C6F9

C6G0

C6F8

R6E8

R6E9

R6F3

R6F0

R6F4

R6F1

C6F1

IC6A1

R6F2

L6A5

C6E8

C6E9

Q6C6

C6F2

TP2S

PRT

ADV

Q6A1

SSVSYNC

C6F0

R6G2

R6G3

R6A8

SW

R6F6

ST

SV

C6D5

R6G4

D/HSLFF

R6G8

SLOWP

TRICK

CK

C6G2

R6F8

R6F9

Q6C7

Q6C8

D6A4

C6C6

L6A4

C6C5

R6B8

Q6A6

PB

PB-C

YCS-IN

TP29

C6H0

R6B9

C6D4

C6D2

C6D1

C6D0

C6C9

SW5

C6C8

C6C1

C6C3

C6C4

C6C2

C6C0

C6B9

C6B8

C6B7

C6B6

L6A3

C6B5

C6B4

R6B4

R6B5

R6B6

Q6A3

Q6A4

Q6A5

R6B3

L6A2

R6A9

R6B0

C6B3

C6B2

C6B1

C6C7

C6B0

C6A9

C6A8

R6A6

R6A2

D6A3

R6A0

R6B2

R6B1

NR6

SW5-CONT

R6A4

IC6A0

R6A1

SW5

C6A7

C6A6

VIDEO

C6A1

C6A5

C6A3

C6A2

C6A0

Q6A2

TP29 PLAY

0.35V(p-p)(H)

TP29 REC

0.35V(p-p)(H)

IC6A0

#7

PLAY

0.72V(p-p)(H)

IC6A0

#7

REC

0.74V(p-p)(H)

IC6A0

#9

PLAY

1.5V(p-p)(H)

IC6A0

#9

REC

1.6V(p-p)(H)

IC6A0

e

PLAY

0.39V(p-p)(H)

IC6A0

e

REC

2V(p-p)(H)

IC6A0

@1

PLAY

2.1V(p-p)(H)

IC6A0

@1

REC

2V(p-p)(H)

IC6A0

@3

PLAY

2.2V(p-p)(H)

IC6A0

@3

REC

2V(p-p)(H)

IC6A0

@6

PLAY

1.3V(p-p)(H)

IC6A0

@6

REC

0.64V(p-p)(H)

IC6A0

#3

PLAY

0.44V(p-p)(H)

IC6A0

#3

REC

0.16V(p-p)(H)

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Summary of Contents for HS-HD2000U

Page 1: ...tte STD 120 min with T 120 video cassette SP 360 min with T 120 video cassette EP 4 heads 2 Hi Fi channels and 1 monoral audio control HS 4 heads STD 2 heads Approx 43 seconds for T 120 cassette 0 5 t...

Page 2: ...T PULLEY SHIFT SLIDER PULLEY GEAR ASSY SLIP GEAR SLIP SPRING SLIP WASHER THRUST WASHER SLIP ADJUSTER IDLER UNIT 9 2 15 CAPSTAN BRAKE SPRING CAPSTAN BRAKE ASSY 11 2 16 FC HOLDER MOTOR HOLDER LOADING WO...

Page 3: ...DE ROLLERs Check 2 33 3 3 A C HEAD Adjustment 34 3 3 1 Slant Adjustment of A C HEAD 34 3 3 2 Azimuth and Height Adjustment of A C HEAD 34 3 4 Phase Adjustment 35 3 5 Tape wrinkle check 35 4 Servicing...

Page 4: ...Select Y Luminance Signal Noise Reduction Audio Control Audio Play Back Audio Recording Audio Erase Audio Envelope Automatic Frequency Control Audio Flip Flop Auto Fine Tuning Voltage Automatic Level...

Page 5: ...liary speaker jacks switches grounding active or passive circuitry etc or use of unauthorized camera cables accessories etc may alter the safety characteristics of this VCR and potentially create a ha...

Page 6: ...heck and leakage current hot check performed PRECAUTIONS Handling and storage Avoid using the VCR in the following places extremely hot cold or humid places dusty places near appliances generating str...

Page 7: ...television Now that you ve completed the antenna connections to your VCR you re ready to connect the VCR to the TV Because every television is different especially older model TVs your VCR may need t...

Page 8: ...val of Front Panel 1 Remove the Top Cover Refer to Para 1 of the DISASSEMBLY 2 Remove the Jog Dial and the Shuttle Ring 3 Unfasten the seven catches b shown in Fig 1 and remove the Front Panel in the...

Page 9: ...1 of the DISASSEMBLY 2 Remove the two fastening screws a shown in Fig 2 3 Turn the set upside down as shown in Fig 3 4 Push the one hook b toward inside Slide the Bottom Panel backward to remove it w...

Page 10: ...B HEAD AMP 6 Remove the two screws b shown in Fig 4 and raise the PCB HEAD AMP to remove it 7 Remove the four screws c shown in Fig 5 8 Disconnect the Connectors MA MD and ML on PCB MAIN 9 Release the...

Page 11: ...B 1394 PCB JACK HOW TO EXECUTE CIRCUIT BOARD SERVICE Fig 6 Fig 7 a c b Connector OJ PCB OPE R Fig 8 2 PCB OPE R 1 Remove the Top Cover Refer to Para 1 of the DISASSEMBLY 2 Remove the Front Panel Refer...

Page 12: ...screw a and remove the PCB HOLDER shown in fig 10 4 Remove the Connector FX 5 Lift and remove the PCB D IF as shown in Fig 10 a PCB JOG Front Panel Fig 9 a PCB HOLDER PCB D IF PCB SIGNAL Cover D VHS...

Page 13: ...Disconnect six soldering connections and remove the PCB 1394 as shown in Fig 12 7 PCB DVHS 1 Remove the Top Cover Refer to Para 1 of the DISASSEMBLY 2 Lift and remove the Cover D VHS as shown in Fig 1...

Page 14: ...HOW TO EXECUT CIRCUIT BOARD SERVICE 8 Remove the three screws a shown in Fig 13 9 Remove the Holder for the AC Power Cord from the Base Chassis shown in Fig 14 10 Disconnect the connectors ME MJ and...

Page 15: ...e the Chip Parts when soldering G Supplementary cementing is not required 1 Removal of Chip Parts Resistors capacitors etc A Grasp the part with tweezers Melt the solder at both sides alternately remo...

Page 16: ...he HEADs may damage the tape if not dried competely MECHANICAL ADJUSTMENT AND REPLACEMENT 1 2 Tape Running System Clean the following Parts of the Tape Running System 1 TENSION PIN 2 F E HEAD 3 SLANT...

Page 17: ...CLEANING ARM 2 Release the two catches b of the CLEANING ARM shown in the Fig 2 1 to remove the FELT RING Installation 1 Install the FELT RING shown in the Fig 2 1 to the CLEANING ARM 2 Install the C...

Page 18: ...he MAIN PLATE ASSY 2 Lift the BOTTOM ASSY in the Fig 2 3 1 in the direction shown by the arrow B and pull it out in the direction shown by the arrow C Installation 1 Apply GREASE MULTEMP AC DM 859D055...

Page 19: ...ERT GUIDE TU shown in the Fig 2 4 to remove the INSERT GUIDE TU Installation 1 Install the INSERT GUIDE TU shown in the Fig 2 4 2 5 INSERT GUIDE SP SET POSITION Normal Remove the following parts befor...

Page 20: ...Normal Remove the following parts before replacing the F L ARM ASSY F L BEARING Refer to the corresponding items to install them STAY PLATE Item 2 2 BOTTOM ASSY Item 2 3 INSERT GUIDE TU Item 2 4 INSER...

Page 21: ...if necessary 2 Install the LEAD CONNECTOR of the A C HEAD UNIT shown in the Fig 2 8 3 Perform the Item 3 3 A C HEAD Adjustment and Item 3 4 Phase Adjustment of the Interchangeability Adjustment of th...

Page 22: ...COVER TU Installation 1 Install the SENSOR COVER TU shown in the Fig 2 10 2 11 SENSOR COVER SP SET POSITION Normal Removal 1 Remove the catch a of the SENSOR COVER SP shown in the Fig 2 11 to remove...

Page 23: ...ll the REVERSE ASSY TU shown in the Fig 2 12 3 Clean the dirt on the transparent part of the REVERSE ASSY SP with a VIDEO HEAD cleaning cloth Note Never use solvent such as alcohol to clean the REVERS...

Page 24: ...lace the removed PULLEY BUSH with a new one 4 Remove the units from the THRUST WASHER to IDLER UNIT shown in the Fig 2 14 1 Installation Note Be careful so that GREASE and OIL does not adhere on the F...

Page 25: ...THRUST WASHER side Straight end Fig 2 14 5 9 Install the units from the SLIP WASHER to REEL BELT shown in the Fig 2 14 1 Note1 Be sure to replace the removed PULLEY BUSH with a new one Note2 Attach th...

Page 26: ...shown in the Fig 2 15 2 Remove the catch a of the CAPSTAN BRAKE ASSY shown in the Fig 2 15 to remove the CAPSTAN BRAKE ASSY Installation 1 Install the CAPSTAN BRAKE ASSY shown in the Fig 2 15 2 Insta...

Page 27: ...shown in the Fig 2 16 1 to remove the MOTOR HOLDER 3 Remove the two screws c fastening the LOADING MOTOR ASSY shown in the Fig 2 16 1 to remove the LOADING MOTOR ASSY and LOADING WORM 4 Remove the WO...

Page 28: ...on 1 Insert Part A of the PINCH ASSY shown in the Fig 2 17 in the most external groove of the MAIN CAM 2 Install the PINCH ARM CAP matching the Part B of the PINCH ARM CAP with the Rib of the MAIN PLA...

Page 29: ...the following parts before replacing the BRAKE CAM PLATE Refer to the corresponding items to install them STAY PLATE Item 2 2 BOTTOM ASSY Item 2 3 MOTOR HOLDER Item 2 16 PINCH ARM CAP Item 2 17 PINCH...

Page 30: ...the arrow A counterclockwise when viewed from the bottom to match the longest slit c of the MAIN PLATE ASSY with the longest arm b of the GUIDE LAMP shown in the Fig 2 20 Pull it out downward to remov...

Page 31: ...21 1 Installation 1 Apply GREASE MULTEMP AC DM 859D055O90 to the points on the new GUIDE ARM TU specified in the Fig 2 21 1 2 Apply GREASE MULTEMP AC DM 859D055O90 to the points on the MAIN PLATE ASS...

Page 32: ...ASSY Item 2 3 Removal 1 Lift the BRAKE BELT SP shown in the Fig 2 23 to remove it from the REEL DISK SP side 2 Release the BRAKE BELT SP from the catch a of the BELT LEVER shown in the Fig 2 23 3 Rel...

Page 33: ...ation 1 Install the BELT ADJUSTER shown in the Fig 2 24 2 Install the BELT LEVER shown in the Fig 2 24 2 25 TENSION ARM TENSION LEVER TENSION SPRING TENS AXIS HOLDER REEL DISK SP side SET POSITION Nor...

Page 34: ...ig 2 26 to remove it from the REEL DISK TU side 2 Release the two catches a of the BRAKE TU shown in the Fig 2 26 to remove the BRAKE BELT TU Installation 1 Install the BRAKE BELT TU shown in the Fig...

Page 35: ...TOM ASSY Item 2 3 MOTOR HOLDER Item 2 16 PINCH ARM CAP Item 2 17 PINCH ASSY Item 2 17 BRAKE CAM PLATE Item 2 19 BRAKE TU Item 2 27 REEL DISK TU side Item 2 27 Removal 1 Move the SHIFT SLIDER in the Fi...

Page 36: ...MAIN PLATE ASSY to remove the CHARGE ASSY Installation 1 Apply GREASE MULTEMP AC DM 859D055O90 to the parts on the MAIN PLATE ASSY specified in the Fig 2 29 2 Install the CHARGE ASSY 3 Install the SWI...

Page 37: ...both UNITs face each other as shown in the Fig 2 30 3 Note Be sure to replace the removed LOADING ARM ASSY SP with a new one 2 31 A L LEVER SET POSITION Upside down Remove the following parts before r...

Page 38: ...e A L LEVER so that the Mark on the A L LEVER faces to the FLANGE of the LOADING ARM ASSY SP as shown in the Fig 2 31 3 Note The Part specified with Oblique Lines on the A L LEVER should be under the...

Page 39: ...the TAPE GUIDE ASSY SP shown in the Fig 2 32 1 turn it fully in the Unloading direction to remove it 2 Loosen the TAPE GUIDE ASSY TU shown in the Fig 2 32 1 turn it fully in the Unloading direction to...

Page 40: ...on shown of the arrow B 2 Hook the Catch of the DRUM CLAMPER shown in the Fig 2 34 3 to the Reference Pin 3 Fasten the screw b while pushing the Part A in the direction shown by the arrow C clockwise...

Page 41: ...the DRUM ASSY shown in the Fig 2 35 1 2 Remove the two screws a fastening the DRUM MOTOR STATOR shown in the Fig 2 35 1 to remove the DRUM MOTOR STATOR 3 Remove the two screws b fastening the ROTOR C...

Page 42: ...tall the BRUSH shown in the Fig 2 35 1 7 Install the BRUSH SPRING shown in the Fig 2 35 1 8 Install the DRUM MOTOR STATOR shown in the Fig 2 35 1 9 Connect the LEAD CONNECTOR of the DRUM ASSY shown in...

Page 43: ...PLATE ASSY Fig 2 36 3 a A WORM WHEEL Arrow GUIDE ARM TU CAPSTAN MOTOR B Fig 2 36 2 Installation 1 Apply SILICON COMPOUND SC102 859D164O10 to the parts on the MAIN PLATE ASSY specified in the Fig 2 36...

Page 44: ...d remove the IMPEDANCE UNIT SP Installation 1 Install the IMPEDANCE UNIT SP shown in Fig 2 37 2 Install the FLYWHEEL SP shown in Fig 2 37 2 38 SSW HOLDER SSW SLIDER SET POSITION Upside down To access...

Page 45: ...ASSY shown in the Fig 3 1 1 is 0 6 0 5mm 3 If A is not 0 6 0 5mm move the Hole in the BELT ADJUSTER in the Fig 3 1 2 within the range shown by the arrow A to set A at 0 6 0 5mm 4 Set the BACK TENSION...

Page 46: ...the GUIDE ROLLER SP so that the FM Waveform becomes flat such as in A Turn the screw counter clockwise if the position of the GUIDE ROLLER is lower than specified Turn the screw clockwise if the posi...

Page 47: ...ust the tracking manually according to the following procedure Turn the Shuttle Ring of the product during PLAYBACK for manual tracking adjustment Press the 3DSP button to switch the tracking adjustme...

Page 48: ...5 If the flatness is affected check the position of the A C HEAD If it is installed incorrectly correct it according to the Item 2 8 A C HEAD UNIT and repeat Item 3 2 4 Coarse Adjustment of Phase 3 2...

Page 49: ...ig 3 3 1 to set the audio output level in the Fig 3 3 1 at the maximum After the adjustment remove the screw driver and confirm that the audio output level is 4 6 divisions or more when the maximum au...

Page 50: ...is below 4 8 divisions preset the tracking and repeat steps 3 10 12 Push the A C HEAD to the right and left in the direction of A A in the Fig 3 4 1 and release it Confirm that the amplitude of the FM...

Page 51: ...the Loading Process 1 Remove the tape if the mechanism part is locked due tangled tape 2 Rotate the WORM WHEEL of the LOADING MOTOR ASSY shown in the Fig 4 in the direction of the arrow A to eject th...

Page 52: ...side Fig 1 Check the DECK position and the operation of the Tape Running System according to the following procedure 1 Short circuit TP5T and TP5Y shown in the Fig 1 2 Initialize the E2 PROM 3 Check t...

Page 53: ...cope 6kHz audio SP NC1KS Part No 859C339O80 Color Bars 1kHz audio SP NM3KE6 Part No 859C339O50 Monoscope 3kHz audio EP NMX Part No 859C568O60 Monoscope 3kHz audio SP D VHS HS STD Part No 859C340O00 A...

Page 54: ...LOCATIONS TP5A TP5B TP2H TPHSL TPHSR TP3Y PCB MAIN Component side REAR 2 PCB D IF Component side PCB HEAD AMP Component side...

Page 55: ...TP5A TP5B VCR set up condition Using tape VCR condition Using Jig Input signal Alignment Tape NS1 stair step Playback 1 Play back an Alignment Tape NS1 stair step 2 Short circuit TP5A to TP5B 3 Push...

Page 56: ...he period from the trigger point of TPHSL to the specified value as shown in the figure below by pressing the JOG button or the CH UP DOWN button on the remote hand unit 6 Disconnect TP5A and TP5B 7 P...

Page 57: ...1 PARTS LIST 1 CABINET ASSEMBLY r 1 3 5 4 3 i o 0 2 6 t 7 2 1...

Page 58: ...1O40 TIMER PANEL 7 701C081O40 JOG SHUTTLE ASSY 8 246C324O10 AC POWER CORD 9 761B366O50 TERMINAL COVER 10 761B645O20 ANTENNA COVER 11 752C665O80 DOOR PANEL ASSY 12 669D531O10 SCREW 2 6 8 13 669D229O90...

Page 59: ...e q 1 9 1 0 4 7 3 w 8 2 4 ACCESSORY A ACCESSORY B 2 PACKING PARTS ACCESSORY How to pack product Pack with gloss side out Fold the corners A B C and D in order not including the AC POWER CORD A A D D...

Page 60: ...10 PACKING CASE 4 D VIDEO CASSETTE 11 872C244O90 INSTRUCTION BOOK 12 REGISTRATION CARD 13 831D337O10 PACKING BAG FOR ACCESSORY A 14 ACCESSORY BOARD 15 939P850O10 REMOTE HAND UNIT 16 242C938O60 CABLE 1...

Page 61: ...083 M 011 M 012 M 013 M 021 M 033 M 022 M 033 M 023 M 032 G 022 G 091 G 074 G 075 A 022 A 023 A 027 B 010 B 015 B 025 P 011 P 012 P 021 H 051 H 021 H 011 H 012 H 031 I 011 I 021 I 012 I 031 I 031 N 01...

Page 62: ...KE UP 1 G 049 621C794O10 K J 3 WROM WHEEL 1 G 054 640C181O20 K D 4 D 7 REEL DISK 2 G 062 621C789O10 K C 6 INSERT GUIDE SP SUPPLY 1 G 063 621C790O10 K D 7 INSERT GUIDE TU TAKE UP 1 G 064 641B902O10 K K...

Page 63: ...O10 K B 7 F L BEARING 1 M 025 622D820O10 K G 3 GUIDE PIN COVER 1 M 026 621C944O10 K G 3 GUIDE PIN COVER 2 1 M 032 622D791O10 K D 6 BELT ADJUSTER 1 M 033 669D224O90 K F 3 H 2 SCREW M2 6 5 2 M 037 622D7...

Page 64: ...31 G 035 G 101 G 043 G 034 G 019 G 066 G 216 G 211 G 096 G 061 G 025 G 057 G 056 G 212 G 060 G 044 G 094 G 201 G 042 M 014 M 031 1 2 3 4 5 6 7 8 A B C D E F G H I M 034 G 214 G 215 A 2 DECK ASSEMBLY D...

Page 65: ...640C186O10 K B 3 SHIFT SLIDER 1 G 060 640D948O10 K B 2 PULLEY BUSH 1 G 061 640D949O10 K B 4 SLIP GEAR 1 G 066 640C189O20 K B 5 SLIP ADJUSTER 1 G 081 594C228O10 K G 4 A L LEVER 1 G 088 594C304O10 K G...

Page 66: ...ANSISTOR 2SA1037AK Q2007 260P818O30 CHIP TRANSISTOR 2SC2412K S Q2008 260P818O30 CHIP TRANSISTOR 2SC2412K S Q2009 260P818O30 CHIP TRANSISTOR 2SC2412K S Q2010 261P818O10 CHIP TRANSISTOR 2SC3932 Q2011 26...

Page 67: ...3 9B D5D2 264P500O20 DIODE EM01Z D5D3 264P500O20 DIODE EM01Z D5D01 264P773O60 DIODE MTZJ3 9B D6002 264P568O30 DIODE 1SS254 D801 264P568O30 DIODE 1SS254 D802 264P568O30 DIODE 1SS254 D803 264P568O30 DIO...

Page 68: ...RESISTOR 0 1W 0 2125 R150 103P402O50 CHIP RESISTOR 1 10W 1k J R151 103P472O50 CHIP RESISTOR 1 10W 1k F R2A2 103P474O40 CHIP RESISTOR 1 10W 6 2k F R2A3 103P472O90 CHIP RESISTOR 1 10W 1 5k F R2A4 103P47...

Page 69: ...3P402O90 CHIP RESISTOR 1 10W 2 2k J R2082 103P401O80 CHIP RESISTOR 1 10W 270 J R2083 103P402O80 CHIP RESISTOR 1 10W 1 8k J R2084 103P402O80 CHIP RESISTOR 1 10W 1 8k J R2085 103P401O80 CHIP RESISTOR 1...

Page 70: ...O90 CHIP RESISTOR 1 10W 100k J R5E3 103P406O90 CHIP METAL RESISTOR 1 10W 4 7M K R5E4 103P406O90 CHIP METAL RESISTOR 1 10W 4 7M K R5E5 103P402O40 CHIP RESISTOR 1 10W 820 J R5E6 103P406O10 CHIP RESISTOR...

Page 71: ...64 103P478O20 CHIP RESISTOR 1 10W 240k F R971 103P403O70 CHIP RESISTOR 1 10W 10k J R973 103P403O70 CHIP RESISTOR 1 10W 10k J R975 103P403O70 CHIP RESISTOR 1 10W 10k J R985 103P402O50 CHIP RESISTOR 1 1...

Page 72: ...Z C2009 141P135O80 CHIP CAPACITOR F25V 0 1 F Z C2010 141P135O70 CHIP CAPACITOR F16V 1 F Z C2011 141P135O80 CHIP CAPACITOR F25V 0 1 F Z C2012 141P135O70 CHIP CAPACITOR F16V 1 F Z C2013 141P131O70 CHIP...

Page 73: ...ACITOR F50V 0 01 F Z C5D01 141P135O80 CHIP CAPACITOR F25V 0 1 F Z C5D02 141P135O80 CHIP CAPACITOR F25V 0 1 F Z C5D04 141P133O90 CHIP CAPACITOR F50V 0 022 F Z C5D07 141P139O30 CHIP CAPACITOR B25V 0 1 F...

Page 74: ...J6007 449C100O10 DIN SOCKET 4P J6008 451C207O10 RCA PIN JACK 3P J6012 451C117O10 HEADPHONE JACK BLACK J801 451C207O30 RCA PIN JACK J802 449C100O10 DIN SOCKET 4P PC901 268P058O10 PHOTO COUPLER ON3131...

Page 75: ...O J7A01 IEEE1394 I O J7A00 EL PG5153 1394IN I O 6 75MHz MPEG2 TS 8 bit REC PLAY DIGITAL SIGNAL PROSECESSOR ERROR CORRECTOR viter bi PLAY EQUALIZER REC EQUALIZER Signal Processor LSI CPU INTERFACE 64M...

Page 76: ...J6008 V OUT2 J6005 S OUT1 Y C J6007 S OUT2 Y C Q150 5 5 6 6 7 7 9 9 9 9 10 10 6 6 ADC IC2A01 4M 2M FIFO 73 Q2A10 IC2A00 3DYCS DNR Q2A00 Q2A01 Q2A05 Q2A06 82 2H SYNC SEP ED DET DAC 75 MCTL DAC DAEQ DEL...

Page 77: ...YCTIM 1HX2 3DCNR SCC 3DYNR SYNC SEPA ED DET ENC BLK MUTE ED CMUTE KILLER DAC 75 TRIR APT MCTL HNR DAEQ SYNC ADD UCUT ED YMUTE DAC 8 MP JP 8 9 9 10 10 4 2 6 IC6004 INPUT SW 4 2 6 IC6003 INPUT SW 5 J600...

Page 78: ...7 2 4 A IN1 R J6004 A IN1 L 4 2 61 62 9 11 20kHz LPF L1 PB VCA JQ MQ 5 6 D VHS Q2037 Q2038 Q2046 Q2057 2 3 5 6 2 3 Rotary Trans Hi Fi Heads PCB HEAD AMP IC3A0 Hi Fi Sound and Linear Selector R OUT L...

Page 79: ...84 92 CTL 91 CTL POWER EJECT KEY2 KEY3 KEY4 P13 OS MS STOP D VHS REC OTR REC LENGTH 1G 10G 28 37 DNR TBC Display V8A0 5 6 KEY1 KEY4 10 13 RESET S5BT 54 JOG1 55 JOG2 JOG1 JOG2 SHT1 4 OG JG PCB JOG D91...

Page 80: ......

Page 81: ...Characteristic Not indicated F or B high dielectric percentage CH SL etc Temperature compensating types 4 TP6A etc show Test Points 5 Capacitors 6 Resistors SPECIFIC SYMBOL Zener Diode Varicap Positiv...

Page 82: ...C993 R997 R994 Q993 JP904 D901 L906 C936 C913 D905 R926 R912 R911 C914 IC901 R905 R927 R909 D920 C945 C912 D907 R914 Q907 D917 C915 C927 D918 R919 R928 D974 D926 C929 L903 L907 C933 C916 D972 SW12 SW...

Page 83: ...039 R2080 Q2051 C2053 C2052 L2003 Q2032 Q2043 R2151 R2029 Q2014 R2030 R2023 R2022 C2048 C2002 C2001 L2001 R2020 C2010 Q2009 C2009 R2009 R2008 R2015 R2013 R2012 Q2005 Q2004 R2011 R2010 R2005 R2004 C200...

Page 84: ...A2 C3A3 C3A4 C3A5 C3A6 TP3N TP3Y R3A0 MUTE I2C CLK I2C DATA C3J4 C3J3 L3A2 C3G2 C3G3 C3A9 C3B1 C3C6 C3B2 C3B3 C3B4 R3F6 C3B5 C3B7 R3C5 R3C6 AENV R3B0 R3A9 TP3X L3A0 C3G0 C3G1 F A IN L F A IN R A IN R...

Page 85: ...RIAL DATA IN 3 CLOCK CLOCK CLOCK 1 STROBE STROBE STROBE INPUT PROTECTION DIODES PARALLEL OUTPUTS SERIAL OUTPUTS QI QN QS Q S 3S 3S Q7 NO CHG 3S 3S NO CHG Q7 NO CHG NO CHG Q7 NO CHG 0 QN 1 Q7 NO CHG 1...

Page 86: ...Q6A6 PB PB C YCS IN TP29 C6H0 R6B9 C6D4 C6D2 C6D1 C6D0 C6C9 SW5 C6C8 C6C1 C6C3 C6C4 C6C2 C6C0 C6B9 C6B8 C6B7 C6B6 L6A3 C6B5 C6B4 R6B4 R6B5 R6B6 Q6A3 Q6A4 Q6A5 R6B3 L6A2 R6A9 R6B0 C6B3 C6B2 C6B1 C6C7...

Page 87: ...66 68 71 73 74 2 4 7 97 99 41 42 85 MODE 1 3 SW5 NR6 YCS Y YCS C YCS IN PB C PB CK TRICK SLOWP D HSLFF SSVSYNC ADV PRT SW5 CONT FSC I2C CLK D2A03 C2B12 R2A97 C2B11 R2A96 Q2A35 R2A95 C2B10 Q2A15 R2A33...

Page 88: ...8 R8F03 Q8A01 Q8B00 R8B13 C8B04 C8B02 C8B05 C8B03 C8B01 R8B10 R8B12 R8B17 R8B16 R8B15 R8B14 R8B11 C8A00 C8A07 C8A08 L8A00 L8A01 C8A06 R8B05 C8A05 R8B03 R8B02 R8B01 R8A08 R8B00 R8A09 Q8A02 C8A03 R8A07...

Page 89: ...C2E4 C2E5 JP2A2 C2E3 C2D5 L2A4 R2A9 C2E0 C2D8 C2D7 C2D4 C2D3 C2D0 L2A3 C2D2 C2C5 C2C3 R2A2 LMUTE REC2 R305 C316 C315 C305 C304 C314 C313 R304 C303 C302 C312 C311 R303 C350 C2A8 L350 C359 R368 C2A9 MF...

Page 90: ...2 XC61AN2002PR RH5VL20AA X1 8MHz R3 100k C3 0 1mF RESET SW IN OUT GND SW3 VTR TV R4 220k R5 220k R6 220k C2 0 1mF C1 100mF 6 3V BATT 1 5VX2 KEY No FUNCTION K1 LCD PROGRAM K2 EJECT K3 4 K3 TV AUDIO K4...

Page 91: ...DRIVER DIMMING CIRCUIT 11 5 5 6 14 38 VDD 5V 7 43 VSS 0V 27 VEE 30V 28 31 26 SEG13 GRID10 SEG16 GRID7 SEG12 GRID11 15 25 SEG1 SEG11 37 32 GRID1 GRID6 L8A0 TP2T D807 D803 D801 D802 D824 D823 D822 D821...

Page 92: ...J6003 Q6011 C6072 Q6009 Q6010 C6039 C6038 C6037 C6036 IC6004 C6041 C6040 R6314 L6300 C6152 C6157 C6035 C6033 C6034 C6032 L6009 R6087 R6086 C6029 C6028 R6039 C6031 C6030 R6040 IC6002 J6012 CF6301 IC630...

Page 93: ...Y5 Y6 T7 Y8 20 19 18 17 16 15 14 13 12 OE1 A1 A2 A3 A4 A5 A6 A7 A8 GND 11 10 INPUT OUTPUT Y L H X X L H Z Z FUNCTION TABLE OE2 A L L X H OE1 L L H X H L X Z HIGH LEVEL LOW LEVEL IMMATERIAL HIGH IMPED...

Page 94: ...Y L H X X L H Z Z FUNCTION TABLE OE2 A L L X H OE1 L L H X H L X Z HIGH LEVEL LOW LEVEL IMMATERIAL HIGH IMPEDANCE IC7A13 SN74LVTH541PWR R7C19 R7C18 R7C17 L7A35 L7A33 L7A31 R7B94 L7A29 L7A27 L7A26 L7A2...

Page 95: ...7B61 R7B60 R7B56 R7B54 R7B53 L TXD L RXD R7B23 CS1 CON7A03 R7B32 C7A61 C7A60 C7A59 C7A58 C7A69 R7B64 R7B63 R7B62 C7A68 R7B90 R7B89 R7B88 R7B87 R7B86 R7B84 R7B85 R7B83 R7B82 R7B81 R7B80 R7B79 R7B78 R7B...

Page 96: ...R7C04 R7C03 L7A11 R7C02 R7C01 C7A30 C7A29 C7A77 C7A69 C7A57 C7A44 C7A39 C7A36 C7A31 C7A27 C7A24 C7A23 C7A20 C7A16 C7A15 C7A13 C7A12 C7A09 C7A08 C7A11 C7A06 C7A80 C7A76 C7A73 C7A72 C7A71 C7A70 C7A68 C...

Page 97: ...3F6 B 3 C3F7 B 2 C3F8 B 4 C3G0 B 3 C3G1 B 3 C3G2 B 3 C3G3 B 3 C3G5 B 3 C3G7 C 3 C3G9 C 3 C3H0 C 3 C3H1 C 2 C3H2 C 3 C3J0 B 3 C3J1 B 3 C3J2 B 3 C3J3 B 3 C3J4 B 3 C3J5 B 3 C3J6 B 3 C3J7 B 3 C3L0 C 3 C5A...

Page 98: ...L2A08 C2A56 C2B02 R2A18 R2A17 L2A13 D2A04 LC2A01 L2A06 L C 2 A 0 0 L2A07 L 2 A 0 5 L2A04 L2A03 L2A02 L 2 A 0 1 L2A00 C2A21 C2A20 C2A80 C2A96 C2A69 C2A60 C2A61 R2133 C2063 R2134 R2132 R2125 Q2008 R2123...

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