Sharp VL-WD250S Service Manual

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VL-WD250U
VL-WD450U
1
SERVICE MANUAL
LIQUID CRYSTAL DIGITAL CAMCORDER
NTSC
In the interests of user-safety (Required by safety regula-
tions in some countries) the set should be restored to its
original condition and only parts identical to those specified
be used.
SY0N4VL-WD250
LIQUID CRYSTAL DIGITAL CAMCORDER NTSC
MODELS VL-WD250U/WD450U
SERVICE MANUAL
Page
1. IMPORTANT SERVICE NOTES ........................................................................................................ 2
2. SPECIFICATIONS .............................................................................................................................. 5
3. PART NAMES .................................................................................................................................... 6
4. DISASSEMBLY OF THE SET ............................................................................................................ 7
5. MECHANISM ADJUSTMENT JIGS AND PARTS.............................................................................. 9
6. INSPECTION AND MAINTENANCE
ITEMS AND INTERVALS ................................................................................................................. 10
7. MECHANICAL ADJUSTMENTS AND CHECKS.............................................................................. 11
8. TAPE RUNNING ADJUSTMENT ..................................................................................................... 14
9. MECHANICAL SECTION ASSEMBLY AND PARTS REPLACEMENT
(DISASSEMBLY AND REASSENBLY) ........................................................................................... 16
10.ADJUSTING THE ELECTRICAL CIRCUITS.................................................................................... 23
11.USEFUL TIPS................................................................................................................................... 42
12.SIGNAL FLOW DIAGRAMS ............................................................................................................. 43
13.BLOCK DIAGRAMS ......................................................................................................................... 46
14.SCHEMATIC DIAGRAMS ................................................................................................................ 52
15.SEMICONDUCTOR LEAD IDENTIFICATION ............................................................................... 118
16.PRINTED WIRING BOARD ASSEMBLIES .................................................................................... 120
17.REPLACEMENT PARTS LIST ....................................................................................................... 149
18.PACKING OF THE SET ................................................................................................................. 170
CONTENTS
MODELS
This document has been published to be used for
after sales service only.
The contents are subject to change without notice.
SHARP CORPORATION
VL-WD250U
VL-WD450U
Page view 0
1 2 3 4 5 6 ... 138 139

Summary of Contents

Page 1 - SERVICE MANUAL

VL-WD250UVL-WD450U1SERVICE MANUALLIQUID CRYSTAL DIGITAL CAMCORDER NTSCIn the interests of user-safety (Required by safety regula-tions in some coun

Page 2 - 1. IMPORTANT SERVICE NOTES

10VL-WD250UVL-WD450U6. INSPECTION AND MAINTENANCE ITEMS AND INTERVALSIn order to keep the mechanical section always in good condition, perform the fo

Page 3 - ATTENTION

133VL-WD250UVL-WD450UABCDEFGHIJ12345678910Wiring Side SIDE BComponent Side SIDE BTL2073TL2074SW2021TL2075TL2054TL2053Z2TL2047TL2052TL2051TL2050TL2049T

Page 4 - CAUTION

134VL-WD250UVL-WD450UABCDEFGHIJ12345678910DV/PC CONNECTION PWBWiring Side SIDE AComponent Side SIDE AP2001Z1FL2004R2001J2003J2001SC2001FL2003J2002

Page 5 - 2. SPECIFICATIONS

135VL-WD250UVL-WD450UABCDEFGHIJ12345678910Wiring Side SIDE BComponent Side SIDE BZ2FL2002FL2001

Page 6 - 3. PART NAMES

136VL-WD250UVL-WD450UABCDEFGHIJ12345678910TL2112TL2111TL2110TL2109Z1TL2108TL2107TL2106TL2105TL2104TL2103TL2102TL2101SW2059SW2058SW2055SW2054SW2053SW20

Page 7 - 4. DISASSEMBLY OF THE SET

137VL-WD250UVL-WD450UABCDEFGHIJ12345678910TP2051SC2051Z2Component Side SIDE BWiring Side SIDE B

Page 8

138VL-WD250UVL-WD450UAVS DC JACK PWBABCDEFGHIJ12345678910Component Side SIDE AJ2012Z1SW2012SW2013J2011SC2012

Page 9

139VL-WD250UVL-WD450UABCDEFGHIJ12345678910Wiring Side SIDE A

Page 10 - VL-WD450U

140VL-WD250UVL-WD450UABCDEFGHIJ12345678910Component Side SIDE BTL2215FL2013TL2237TL2238TL2239TL2216TL2217SW2011TL2218SC2011TL2222TL2214TL2212 TL2213R2

Page 11 - <Precautions>

141VL-WD250UVL-WD450UABCDEFGHIJ12345678910Wiring Side SIDE B

Page 12

142VL-WD250UVL-WD450ULCD PWBABCDEFGHIJ12345678910Component Side SIDE AL9801TL3812C9803C9810L9800TL3810R9818Q9803TL3809C9811TL3807R9814R9815C9806R9808T

Page 13

VL-WD250UVL-WD450U117. MECHANICAL ADJUSTMENTS AND CHECKSThe items discussed here relate to general on-site servicing (field servicing). Adjustments a

Page 14 - 8. TAPE RUNNING ADJUSTMENT

143VL-WD250UVL-WD450UWiring Side SIDE AABCDEFGHIJ12345678910

Page 15

144VL-WD250UVL-WD450UABCDEFGHIJ12345678910Wiring Side SIDE B

Page 16 - (DISASSEMBLY AND REASSEMBLY)

145VL-WD250UVL-WD450UABCDEFGHIJ12345678910Wiring Side SIDE AComponent Side SIDE AWiring Side SIDE BComponent Side SIDE BD2041RMC2041D2042P2041REMOCON/

Page 17

146VL-WD250UVL-WD450UABCDEFGHIJ12345678910C310R321SC306SC305C306C302C340TP324C313C309C343C312C314C318C344C321C342C301TP323R304R319C305IC301C307C304 R3

Page 18

147VL-WD250UVL-WD450UABCDEFGHIJ12345678910Component Side SIDE BWiring Side SIDE BTP309TP308TP313TP311TP310TP312TP314TP301IC302TP349TP347TP348TP345TP34

Page 19

148VL-WD250UVL-WD450UZOOM-MIC JACK PWBJ2041Wiring Side SIDE AComponent Side SIDE AWiring Side SIDE BABCDEFGHIJ12345678910

Page 20

Ref. No. Part No. ★ Description CodeRef. No. Part No. ★ Description Code149VL-WD250UVL-WD450UDUNTK3044PM00(VL-WD450U)DUNTK3044PM01(VL-WD250U)MAIN PWB

Page 21

Ref. No. Part No. ★ Description CodeRef. No. Part No. ★ Description Code150VL-SD20UVL-WD250UVL-WD450UQ1901 VS2SC4213B/-1 2SC4213B ACQ1903 VSRN4984///-

Page 22 - GREASE/OIL APPLICATION

Ref. No. Part No. ★ Description CodeRef. No. Part No. ★ Description Code151VL-WD250UVL-WD450UC570 VCCCCZ1HH151J 150p 50V Ceramic ABC571 VCKYCZ1HF103Z

Page 23

Ref. No. Part No. ★ Description CodeRef. No. Part No. ★ Description Code152VL-SD20UVL-WD250UVL-WD450UC3428 VCKYTV1CB224K 0.22 16V Ceramic ABC3429 VCKY

Page 24

12VL-WD250UVL-WD450UFig. 5. Position adjustment (tape does not exist)Fig. 6. S reel base no-load torquemeasurement methodAFig. 4. Check (tap

Page 25

Ref. No. Part No. ★ Description CodeRef. No. Part No. ★ Description Code153VL-WD250UVL-WD450UC8806 VCKYCZ1CB103K 0.01 16V Ceramic ABC8808 VCKYTV1CB105

Page 26 - [TEST POINT]

Ref. No. Part No. ★ Description CodeRef. No. Part No. ★ Description Code154VL-SD20UVL-WD250UVL-WD450UR729 VRS-CZ1JF102J 1k 1/16W Metal Oxide AAR730 VR

Page 27 - 2. HSWP adjustment

Ref. No. Part No. ★ Description CodeRef. No. Part No. ★ Description Code155VL-WD250UVL-WD450UR3407 VRS-CZ1JF101J 100 1/16W Metal Oxide AAR3409 VRS-CZ1

Page 28 - 1. PCO D/A-Y adjustment

Ref. No. Part No. ★ Description CodeRef. No. Part No. ★ Description Code156VL-SD20UVL-WD250UVL-WD450UR4443 VRS-CZ1JF152J 1.5k 1/16W Metal Oxide AAR445

Page 29 - ADJUSTING THE LCD CIRCUIT

Ref. No. Part No. ★ Description CodeRef. No. Part No. ★ Description Code157VL-WD250UVL-WD450USC5003 QSOCN4072TAZZ Socket, 40Pin AFSC8801 QSOCN2278TAZZ

Page 30 - VIDEO I/O ENG DAC CIRCUIT

Ref. No. Part No. ★ Description CodeRef. No. Part No. ★ Description Code158VL-SD20UVL-WD250UVL-WD450UR7401 VRS-CZ1JF561J 560 1/16W Metal Oxide AAR7402

Page 31 - 4. VF brightness adjustment

Ref. No. Part No. ★ Description CodeRef. No. Part No. ★ Description Code159VL-WD250UVL-WD450UC916 VCKYCZ1HB102K 1000p 50V Ceramic ABC917 VCKYCZ1CB103K

Page 32 - 5. VF contrast adjustment

Ref. No. Part No. ★ Description CodeRef. No. Part No. ★ Description Code160VL-SD20UVL-WD250UVL-WD450UDUNTK3049PM00(VL-WD450U/UK)DUNTK3049PM01(VL-WD250

Page 33 - ADJUSTING THE MIC AMP CIRCUIT

Ref. No. Part No. ★ Description CodeRef. No. Part No. ★ Description Code161VL-WD250UVL-WD450UDUNTK3052PM00OPERATION PWB UNITMISCELLANEOUS PARTSSC2051

Page 34 - ■ ID code is acquired

Ref. No. Part No. ★ Description CodeRef. No. Part No. ★ Description Code162VL-SD20UVL-WD250UVL-WD450UMECHANISM PARTS301 LCHSM0181GEZZ Main Chassis Ass

Page 35

VL-WD250UVL-WD450U13AFig. 7. Loading back tension measurementmethodFig. 8. Winding Tu reel base ratchet torquemeasurement methodFig. 11OKNGAFig. 10Fig

Page 36

Ref. No. Part No. ★ Description CodeRef. No. Part No. ★ Description Code163VL-WD250UVL-WD450UCABINET PARTS LIST1 DCABA6222LM01 Cabinet A Preparation A

Page 37

Ref. No. Part No. ★ Description CodeRef. No. Part No. ★ Description Code164VL-SD20UVL-WD250UVL-WD450U23 QPWBH3060TAZZ LCD FPC AR24 QSW-Z0364TAZZ LCD T

Page 38

Ref. No. Part No. ★ Description CodeRef. No. Part No. ★ Description Code165VL-WD250UVL-WD450UPACKING PARTS(NOT REPLACEMENT ITEM)SPAKC7592TAZZ Packing

Page 39 - 000A Iris offset adjustment

Ref. No. Part No. ★ Description CodeRef. No. Part No. ★ Description Code166VL-SD20UVL-WD250UVL-WD450UMECHANISM CHASSIS EXPLODED VIEWABCDEFGH123456cabb

Page 40 - 100mV/div

Ref. No. Part No. ★ Description CodeRef. No. Part No. ★ Description Code167VL-WD250UVL-WD450UCABINET EXPLODED VIEWABCDEFGH123456ACBDFJGBACGDoFLKEJOQRR

Page 41

Ref. No. Part No. ★ Description CodeRef. No. Part No. ★ Description Code168VL-SD20UVL-WD250UVL-WD450UCASSETTE CONTROL EXPLOOD VIEWABCD123456CAMERA UNI

Page 42 - Blueback fails

Ref. No. Part No. ★ Description CodeRef. No. Part No. ★ Description Code169VL-WD250UVL-WD450UVL-WD250U/WD450U SERVICE JIG SPECIFICATIONS1-1. Adjusting

Page 43 - 12. SIGNAL FLOW DIAGRAMS

Ref. No. Part No. ★ Description CodeRef. No. Part No. ★ Description Code170VL-SD20UVL-WD250UVL-WD450U18. PACKING OF THE SETNo.1No.32No.12No.3No.11No.1

Page 44 - (DURING COLOR BAR PLAYBACK)

Ref. No. Part No. ★ Description CodeRef. No. Part No. ★ Description Code171VL-WD250UVL-WD450U

Page 45

Ref. No. Part No. ★ Description CodeRef. No. Part No. ★ Description Code172VL-SD20UVL-WD250UVL-WD450USHARP CORPORATIONAV Systems GroupQuality & Re

Page 46 - 13. BLOCK DIAGRAMS

14VL-WD250UVL-WD450U8. TAPE RUNNING ADJUSTMENT8-1. Adjustment locations8-3. Preparation for tape running adjustmentMeters, jig… Oscilloscope, Adjustm

Page 47

VL-WD250UVL-WD450U15<Method and description>(1) Check that the tape is not distorted between the Tu guide andpinch in the PB mode and the V/SR m

Page 48

16VL-WD250UVL-WD450U9. MECHANICAL SECTION ASSEMBLY AND PARTS REPLACEMENT(DISASSEMBLY AND REASSEMBLY)Mechanical section disassembly and reassembly are

Page 49

VL-WD250UVL-WD450U17PLAYBACK mode diagram(RECORD, FF, VSF)(5) PLAYBACK (RECORD, FF, VSF) modeThe mechanism position for playback, record, FF and fastf

Page 50

18VL-WD250UVL-WD450U9-3. How to operate with the circuit board without the cassette controller assembly.In this method, if the procedure is followed i

Page 51

VL-WD250UVL-WD450U199-5. Reassembly9-5-1. Reassembly in side of the main chassis.Note) Numbers before part names are given as a guide to the order of

Page 52

2VL-WD250UVL-WD450U1. IMPORTANT SERVICE NOTES1. NOTES DE SERVICE IMPORTANTESBEFORE RETURNING THE VIDEO CAMERARECORDERBefore returning the video camera

Page 53 - 14-2. TG SCHEMATIC DIAGRAM

20VL-WD250UVL-WD450U9-5-2. Reassembly in side of the Slide chassis.Note) Numbers before part names are given as a guide to the order of assembly.

Page 54 - 14-3. CDS SCHEMATIC DIAGRAM

VL-WD250UVL-WD450U219-5-3. Main chassis assembly and slide chassis assembly assembling method(1) Enter the coupling mode. (In this position, the cam g

Page 55

22VL-WD250UVL-WD450U9-6. Removing the cassette(1) Apply DC3V to the loading motor unload slightly.(2) After the tape is slackened, turn the rotor (low

Page 56

23VL-WD250UVL-WD450U10. ADJUSTING THE ELECTRICAL CIRCUITSBefore starting the electric circuit adjustment• The adjustment methods described herein are

Page 57

24VL-WD250UVL-WD450UVL-WD250U/WD450U Service jig configurationMAIN PWBQCNW-@1709TAZZQCNW-@2028TAZZPOWER PWBJOINT PWBOPERATIONPWBAV/S JACK PWBSTERMINAL

Page 58

25VL-WD250UVL-WD450UVL-WD250U/WD450U Specifications of service jigsNo. Connection section Connector REF. No.No. of pinsNew orPart cordPriceContinuatio

Page 59

26VL-WD250UVL-WD450U[TEST POINT](Wiring board diagram: Main Side B)R1716C1719C1721TL1913R1712TL1703C1722R1722C1723C1727TL1926TL1934C1726R1715TL1704C17

Page 60

27VL-WD250UVL-WD450U[Making adjustments]Adjusting the servo system controller and related parts1. Setting the system codesReplacement of IC703 E2PROM

Page 61

28VL-WD250UVL-WD450U 1. PLL VCO adjustmentMode VCR ADJ modeProcedure 1) Playback the alignment tape (or a self-recorded tape).2) Call the adjustment m

Page 62

29VL-WD250UVL-WD450U2. PCO D/A-C adjustmentTest point TL5002 Mode EE modeProcedure 1) Connect the AVS cable and then connect it to the monitor (TO).2)

Page 63

VL-WD250UVL-WD450U3WARNING :TO REDUCE THE RISK OF FIRE OR ELECTRIC SHOCK, DO NOT EXPOSETHIS APPLIANCE TO WET LOCATIONS.CAUTION: TO REDUCE THE RISK OF

Page 64

30VL-WD250UVL-WD450U3. COMMON PULSE adjustmentTest point TL1801(C OUT) Address VCR ADJ 29(C)Mode VCR AV inputProcedure 1) Connect TL1800 to GND.2) Wit

Page 65

31VL-WD250UVL-WD450U(Wiring board diagram: Main Side B)16C1720C1718TL1702TL1902TL1906TL1905TL1904TL1907TL1903TL1901R1714R1713Q1701C1728TL3329TL3315TL3

Page 66

32VL-WD250UVL-WD450U6. VFγ1 adjustmentTest point TL8846(VG) Address VCR ADJ E5, VCR ADJ EBMode VCR AV inputProcedure 1) Input the signal of a 3-step w

Page 67

33VL-WD250UVL-WD450U2. Frequency character checkMeasuring instrument Valve voltmeter Test point TL605, TL604Mode P-ON (CAM) Adjustment rating(1kHz sta

Page 68

34VL-WD250UVL-WD450UClickDV INTERFACE (IEEE1394) ID SETTINGThis unit has a DV interface function conforming to IEEE1394. Therefore, each individual ID

Page 69 - 14-18. DAC SCHEMATIC DIAGRAM

35VL-WD250UVL-WD450U(6) Input the necessary information for the application.For the indispensable input items, be sure to input them.Select the [Group

Page 70

36VL-WD250UVL-WD450U1. Color bar chart (240 x 320 mm)2. JiGCHART-43. DA1. Illumination meter (0 to 3000 lux)2. JiGMETER-

Page 71

37VL-WD250UVL-WD450U4) Operation flow5) When the adjustment is complete:Press the "CONTINUE" key to let the "CAM ADJ" display disa

Page 72

38VL-WD250UVL-WD450U(4) Camera signal system adjustment modeIn the camera signal system adjustment mode, the automatic white balance is disabled to al

Page 73 - 14-22. VF SCHEMATIC DIAGRAM

39VL-WD250UVL-WD450U10-2-4. Adjustment proceduresItemAdjustment method(1) Auto-focus adjustmentSet the unit to the auto-focus function adjustment mod

Page 74

4VL-WD250UVL-WD450U The RBRCTM Seal SHARP participates in the RBRCTM* Nickel-Cadmiu

Page 75

40VL-WD250UVL-WD450UItemAdjustment method(1) Video output is observed with the oscilloscope in the grey scale standard record state,the data of addres

Page 76 - 14-25. CCD SCHEMATIC DIAGRAM

41VL-WD250UVL-WD450UItemAdjustment method(1) White balance adjustment is performed repeatedly.(7) White balance adjustment• Measurement terminal:EE ou

Page 77

42VL-WD250UVL-WD450U11. USEFUL TIPS (PROBLEMS DIFFER FROM THOSE FOUND ON VHS OR8MM DECKS BECAUSE THE SIGNALS ARE DIGITALLY PROCESSED.)Picture failsto

Page 78

43VL-WD250UVL-WD450U12. SIGNAL FLOW DIAGRAMS12-1. EE MODE FLOW (VIDEO)WAVEFORM DIAGRAM(DURING COLOR BAR RECORDING)VIO ENGINEIC1401IC2800IC8802VIDEO I/

Page 79

44VL-WD250UVL-WD450U12-3. FLOW IN PB MODE (VIDEO)WAVEFORM DIAGRAM (DURING COLOR BAR PLAYBACK)12-4. FLOW IN REC MODE (AUDIO)WAVEFORM DIAGRAM (1.6 kHz S

Page 80

45VL-WD250UVL-WD450U12-5. FLOW IN PB MODE (AUDIO) WAVEFORM DIAGRAM (1.6 kHz SINE WAVE)IC1602 DODAT Input15CH1=1V DC P*1010µs/d1IC601AUDIO-L_IN/OUT

Page 81

46VL-WD250UVL-WD450U13. BLOCK DIAGRAMS13-1. SYSTEM BLOCK DIAGRAMLENSIC1460KCCD-SensorE2PROMIC22TGIC2127.000MHzV-DriverSmartMediaUnitIC370216M SDRAMPCI

Page 82

47VL-WD250UVL-WD450U13-2. CAMERA SECTION BLOCK DIAGRAMIC101CDA. A/DVHiVSP2210Y-148PIC22TGVHiLR38650/-148PX2127.000MHzRCRSZ0085TAZZIC202CAM ENGINERH-iX

Page 83

48VL-WD250UVL-WD450U13-3. VIO ENGINE SECTION BLOCK DIAGRAMREC (EE)PBREC (EE), PBIC4401VIO ENGINERH-iX0707TAZZ304PIC1401VIDEO I/OVHiNJM2538B-120PSC801/

Page 84

49VL-WD250UVL-WD450U13-4. REC/PB SECTION BLOCK DIAGRAMREC (EE)PBREC (EE), PBIC452REC/PB ENGINERH-iX0809TAZZ368PIC4401VIO ENGINERH-iX0707TAZZ304PIC407C

Page 85

VL-WD250UVL-WD450U5Signal System: NTSC standardRecording System: 2 rotary heads, helical scanning systemCassette: Digital VCR Mini DV video cassetteRe

Page 86

50VL-WD250UVL-WD450U13-5. AUDIO/DIGITAL OUTPUT SECTION BLOCK DIAGRAMREC (EE)PBREC (EE), PBMECHA/SYS MiCONIC160216Bit ADC/DACVHiPCM3003+-124PIC601AUDIO

Page 87 - MAIN PWB

51VL-WD250UVL-WD450U13-6. CAMERA CIRCUIT BLOCK DIAGRAMMAINIC22TimingGeneratorIC21V-DriverElectric ZoomImage StabilizerDigital Noise ReductionIC101CDSA

Page 88

1234567891011 12 13 14 15 16 17 18 19 20ABCDEFGHIJVL-WD250UVL-WD450U52–5314. SCHEMATIC DIAGRAMS 14-1. OVERALL SCHEMATIC DIAGRAM

Page 89

1234567891011 12 13 14 15 16 17 18 19 20ABCDEFGHIJVL-WD250UVL-WD450U54~5514-2. TG SCHEMATIC DIAGRAM

Page 90

1234567891011 12 13 14 15 16 17 18 19 20ABCDEFGHIJVL-WD250UVL-WD450U56~5714-3. CDS SCHEMATIC DIAGRAM

Page 91

1234567891011 12 13 14 15 16 17 18 19 20ABCDEFGHIJVL-WD250UVL-WD450U58~5914-4. CAMERA ENGINE SCHEMATIC DIAGRAM

Page 92

1234567891011 12 13 14 15 16 17 18 19 20ABCDEFGHIJVL-WD250UVL-WD450U60~6114-5. LENS DRIVE SCHEMATIC DIAGRAM

Page 93

1234567891011 12 13 14 15 16 17 18 19 20ABCDEFGHIJVL-WD250UVL-WD450U62~6314-6. AUDIO I/O SCHEMATIC DIAGRAM

Page 94

1234567891011 12 13 14 15 16 17 18 19 20ABCDEFGHIJVL-WD250UVL-WD450U64~6514-7. MEC/SYS_MICON SCHEMATIC DIAGRAM

Page 95 - POWER PWB

1234567891011 12 13 14 15 16 17 18 19 20ABCDEFGHIJVL-WD250UVL-WD450U66~6714-8. VIDEO I/O SCHEMATIC DIAGRAM

Page 96

6VL-WD250UVL-WD450U3. PART NAMESFor details on the use of each control.W/B (White Balance) buttonCAT'S EYE switchLens hoodZoom lensRemote sensorS

Page 97

1234567891011 12 13 14 15 16 17 18 19 20ABCDEFGHIJVL-WD250UVL-WD450U68~6914-9. MOTOR DRIVER SCHEMATIC DIAGRAM

Page 98

1234567891011 12 13 14 15 16 17 18 19 20ABCDEFGHIJVL-WD250UVL-WD450U70~7114-10. LCD_DISPLAY SCHEMATIC DIAGRAM

Page 99 - JOINT PWB

1234567891011 12 13 14 15 16 17 18 19 20ABCDEFGHIJVL-WD250UVL-WD450U72~7314-11. POWER1 SCHEMATIC DIAGRAM(VL-WD250U)

Page 100 - Component Side SIDE B

1234567891011 12 13 14 15 16 17 18 19 20ABCDEFGHIJVL-WD250UVL-WD450U74~7514-12. POWER1 SCHEMATIC DIAGRAM(VL-WD450U)

Page 101 - Component Side SIDE A

1234567891011 12 13 14 15 16 17 18 19 20ABCDEFGHIJVL-WD250UVL-WD450U76~7714-13. CONNECTION(B-B) SCHEMATIC DIAGRAM

Page 102

1234567891011 12 13 14 15 16 17 18 19 20ABCDEFGHIJVL-WD250UVL-WD450U78~7914-14. EQ/PLL SCHEMATIC DIAGRAM

Page 103 - OPERATION PWB

1234567891011 12 13 14 15 16 17 18 19 20ABCDEFGHIJVL-WD250UVL-WD450U80~8114-15. CAM/CARD MICON SCHEMATIC DIAGRAM(VL-WD250U)

Page 104

1234567891011 12 13 14 15 16 17 18 19 20ABCDEFGHIJVL-WD250UVL-WD450U82~8314-16. CAM/CARD MICON SCHEMATIC DIAGRAM(VL-WD450U)

Page 105 - AVS DC JACK PWB

1234567891011 12 13 14 15 16 17 18 19 20ABCDEFGHIJVL-WD250UVL-WD450U84~8514-17. VIO ENGINE SCHEMATIC DIAGRAM

Page 106

1234567891011 12 13 14 15 16 17 18 19 20ABCDEFGHIJVL-WD250UVL-WD450U86~8714-18. DAC SCHEMATIC DIAGRAM

Page 107

VL-WD250UVL-WD450U74. DISASSEMBLY OF THE SETNote:Before removing the cabinet, turn off the power supply, and ascertain that the battery have been remo

Page 108

1234567891011 12 13 14 15 16 17 18 19 20ABCDEFGHIJVL-WD250UVL-WD450U88~8914-19. CONN1 SCHEMATIC DIAGRAM(VL-WD250U)

Page 109

1234567891011 12 13 14 15 16 17 18 19 20ABCDEFGHIJVL-WD250UVL-WD450U90~9114-20. CONN1 SCHEMATIC DIAGRAM(VL-WD450U)

Page 110

1234567891011 12 13 14 15 16 17 18 19 20ABCDEFGHIJVL-WD250UVL-WD450U92~9314-21. MIC AMP SCHEMATIC DIAGRAM

Page 111

1234567891011 12 13 14 15 16 17 18 19 20ABCDEFGHIJVL-WD250UVL-WD450U94~9514-22. VF SCHEMATIC DIAGRAM

Page 112 - REMOCON/IR PWB

1234567891011 12 13 14 15 16 17 18 19 20ABCDEFGHIJVL-WD250UVL-WD450U96~9714-23. REC/PB ENGINE JOG SCHEMATIC DIAGRAM

Page 113 - HEAD AMP PWB

1234567891011 12 13 14 15 16 17 18 19 20ABCDEFGHIJVL-WD250UVL-WD450U98~9914-24. CONN2 SCHEMATIC DIAGRAM

Page 114

1234567891011 12 13 14 15 16 17 18 19 20ABCDEFGHIJVL-WD250UVL-WD450U100~10114-25. CCD SCHEMATIC DIAGRAM

Page 115 - ZOOM-MIC JACK PWB

1234567891011 12 13 14 15 16 17 18 19 20ABCDEFGHIJVL-WD250UVL-WD450U102-10314-26. POWER SCHEMATIC DIAGRAMååå AND SHADED COMPONENTS=SAFETY RELATED P

Page 116 - EXPLODED VIEWS

1234567891011 12 13 14 15 16 17 18 19 20ABCDEFGHIJVL-WD250UVL-WD450U104-10514-27. LCD DISPLAY2 SCHEMATIC DIAGRAMåå AND SHADED COMPONENTS=SAFETY RELAT

Page 117 - CAPACITORS

1234567891011 12 13 14 15 16 17 18 19 20ABCDEFGHIJVL-WD250UVL-WD450U106-10714-28. ZOOM-MICSCHEMATIC DIAGRAM, IR/JOINT SCHEMATIC DIAGRAM(VL-WD250U)

Page 118

8VL-WD250UVL-WD450U6.10.1) Remove the screw ((a)LX-BZ0221TAFC)(1 pc.) to removethe cassette lid.7.1) Disconnect the B TO B connector of the DV main FP

Page 119

1234567891011 12 13 14 15 16 17 18 19 20ABCDEFGHIJVL-WD250UVL-WD450U108-10914-29. IR/JOINT SCHEMATIC DIAGRAM(VL-WD450U)

Page 120 - RESISTORS

1234567891011 12 13 14 15 16 17 18 19 20ABCDEFGHIJVL-WD250UVL-WD450U110-11114-30. DV 232C HP SCHEMATIC DIAGRAM

Page 121

1234567891011 12 13 14 15 16 17 18 19 20ABCDEFGHIJVL-WD250UVL-WD450U112-11314-31. VCR OPERATION SCHEMATIC DIAGRAM

Page 122

1234567891011 12 13 14 15 16 17 18 19 20ABCDEFGHIJVL-WD250UVL-WD450U114-11514-32. AVS DC JACK SCHEMATIC DIAGRAM

Page 123 - MISCELLANEOUS PARTS

1234567891011 12 13 14 15 16 17 18 19 20ABCDEFGHIJVL-WD250UVL-WD450U116-11714-33. HEAD AMP SCHEMATIC DIAGRAMBR24C04F

Page 124

118VL-WD250UVL-WD450UCBE2SA1989R2SB129562SC4738YFMMT7172SC5383F2SA1588YRT1N441U2SC4627CDRTN144UCPH3209CPH3109RT1P441UCPH3206GDS3LN01S123456HN2A01FUHN1

Page 125

119VL-WD250UVL-WD450UACMA729MA2S111HVU350BHVU359TRMI1A3RD2R7UM0HVU17TRFEX1394CEHVC359TR138120108907560544842362793817361514137332925199280726050403632

Page 126

120VL-WD250UVL-WD450UABCDEFGHIJ1234567891016. PRINTED WIRING BOARD ASSEMBLIES MAIN PWBComponent Side SIDE AZ1P801SC802C4701IC4701R1809C1806C4702R181

Page 127

121VL-WD250UVL-WD450UABCDEFGHIJ12345678910Wiring Side SIDE A

Page 128

122VL-WD250UVL-WD450UABCDEFGHIJ12345678910Component Side SIDE BR1716C1719C1721TL1913R1712TL1703C1722R1722C1723C1727TL1926TL1934C1726R1715TL1704C1725C1

Page 129

VL-WD250UVL-WD450U95. MECHANISM ADJUSTMENT JIGS AND PARTS5-1. Mechanism check adjustment jigs50 or moreø2No. 0 cross-bitNo. 00 cross-bitTolerance ± 0.

Page 130 - CABINET PARTS LIST

123VL-WD250UVL-WD450UABCDEFGHIJ12345678910Wiring Side SIDE B

Page 131 - ACCESSORIES

124VL-WD250UVL-WD450USUB PWBABCDEFGHIJ12345678910Component Side SIDE AWiring Side SIDE AZ1C465IC408FB456C456C460IC407C463R1611 R1610C462IC1602C1615C16

Page 132 - (NOT REPLACEMENT ITEM)

125VL-WD250UVL-WD450UABCDEFGHIJ12345678910Component Side SIDE BWiring Side SIDE BL402C432R446R443C451C452C422IC405TL416TL5209R471R442C448TL5208C449R46

Page 133

126VL-WD250UVL-WD450UCCD PWBABCDEFGHIJ12345678910Component Side SIDE AWiring Side SIDE AIC2TL3R5C9C6C8R6R7TL12D1C3TL93TL14TL15TL16TL17TL92SC1TL1R1Q2Q1

Page 134 - CABINET EXPLODED VIEW

127VL-WD250UVL-WD450UABCDEFGHIJ12345678910Component Side SIDE BWiring Side SIDE BC10L1C1IC1Z1

Page 135 - CAMERA UNIT EXPLOOD VIEW

128VL-WD250UVL-WD450UABCDEFGHIJ12345678910Component Side SIDE AC964C967Q961R964L960C981TL934C988L975CP3TL936TL935TL932TL944C965TL925CP1R958TL928R959TL

Page 136

129VL-WD250UVL-WD450UABCDEFGHIJ12345678910Wiring Side SIDE A

Page 137 - 18. PACKING OF THE SET

130VL-WD250UVL-WD450UComponent Side SIDE BABCDEFGHIJ12345678910R957Q900C982Q962C966R962C962Z2C987Q967C972C968C969C961Q964Q966R961C975C963C984D960R963Q

Page 138

131VL-WD250UVL-WD450UWiring Side SIDE BABCDEFGHIJ12345678910

Page 139

132VL-WD250UVL-WD450UABCDEFGHIJ12345678910JOINT PWBWiring Side SIDE AComponent Side SIDE ASC2022SW2022SC2023Z1BAT2021SC2024

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