VL-WD250U VL-WD450U SERVICE MANUAL SY0N4VL-WD250 SERVICE MANUAL LIQUID CRYSTAL DIGITAL CAMCORDER MODELS NTSC VL-WD250U VL-WD450U LIQUID CRYSTAL DIGITAL CAMCORDER In the interests of user-safety (Required by safety regulations in some countries) the set should be restored to its original condition and only parts identical to those specified be used. CONTENTS NTSC MODELS VL-WD250U/WD450U Page 1. IMPORTANT SERVICE NOTES ...............................................................................
VL-WD250U VL-WD450U 1. IMPORTANT SERVICE NOTES connections, metal cabinet, screw heads, knobs and control shafts, etc.) and measure the AC voltage drop across the resistor. Reverse the AC plug (a non polarized adaptor plug must be used but only for the purpose of completing these checks) on the set and repeat the AC voltage measurements for each exposed metallic part. Any reading of 0.45V rms (this corresponds to 0.3mA rms AC.
VL-WD250U VL-WD450U WARNING :TO REDUCE THE RISK OF FIRE OR ELECTRIC SHOCK, DO NOT EXPOSE THIS APPLIANCE TO WET LOCATIONS. CAUTION CAUTION RISK OF ELECTRIC SHOCK DO NOT OPEN This symbol mark means following. Camcorder only For continued protection against fire hazard, replace only with same type fuse. (CP1; 1.2A 72V, CP3; 1.2A 72V) CAUTION: TO REDUCE THE RISK OF ELECTRIC SHOCK. DO NOT REMOVE COVER. NO USER·SERVICEABLE PARTS INSIDE. REFER SERVICING TO QUALIFIED SERVICE PERSONNEL.
VL-WD250U VL-WD450U CAUTION BEFORE BATTERY DESTROY NICKEL-CADMIUM BATTERY The following program is available in the United States. Please consult local environmental authorities concerning the availability of this or other programs in your area. The RBRCTM Seal SHARP participates in the RBRCTM* Nickel-Cadmium Battery Recycling Program in the United States.
VL-WD250U VL-WD450U 2. SPECIFICATIONS Signal System: Recording System: Cassette: Recording/Playback Time: Tape Speed: Pickup Device: Lens: Lens Filter Diameter: Viewfinder: Monitor: Microphone: Color Temperature Compensation: Minimum Illumination: Still Image Compression System/Recording Format: Still Image Recording Medium: Power Requirement: Power Consumption: Operating Temperature: Operating Humidity: Storage Temperature: Dimensions (approx.): Weight (approx.
VL-WD250U VL-WD450U 3. PART NAMES For details on the use of each control.
VL-WD250U VL-WD450U 4. DISASSEMBLY OF THE SET Note: Before removing the cabinet, turn off the power supply, and ascertain that the battery have been removed. 1. 3. (d) Turn SW connector LCD FPC 1, 2 (e) (d) Joint main FPC (b) (b) (c) (d) 1) Disconnect the connector of the turn SW. 2) Remove the joint main FPC. 3) Remove the LCD FPCs (2 sheets), and lift up the cabinet B ass'y. 4. 1) Remove the screws ((c)XiPSF17P04000)(5 pcs.) and ((b)LXHZ0063TAFF)(1 pc.
VL-WD250U VL-WD450U 9. 6. (c) (c) (a) 1) Remove the screw ((a)LX-BZ0221TAFC)(1 pc.) to remove the cassette lid. 10. (d) 1) Disconnect the B TO B connector of the DV main FPC, disconnect the front and rear FPC connectors, and remove the screws ((c)XiPSF17P04000)(2 pcs.) to remove the main PWB. 7. (b) (b) (d) (c) (b) (b) 1) Remove the screws ((b)LX-HZ0063TAFF)(2 pcs.) to remove the speaker cover. 2) Disconnect the connector of the speaker to remove the speaker.
VL-WD250U VL-WD450U 5. MECHANISM ADJUSTMENT JIGS AND PARTS 5-1. Mechanism check adjustment jigs 1. PB-use cassette Torque meter 2. 9DASD-1015 3. DB * 1mN·m/1.5mN·m 1. Torque gauge 2. JiGTG0045 3. CN * For use in VS-REW winding torque measurement. 1. Torque gauge head 2. 9EQTGH-DH5000 3. BW * For use with the following torque gauge. 1. Tension gauge 4N 2. JiGSG0400 3. BK * For measurement of pinch roller pressure. Configuration 1. Name 2. Part No. 3.
VL-WD250U VL-WD450U 6. INSPECTION AND MAINTENANCE ITEMS AND INTERVALS In order to keep the mechanical section always in good condition, perform the following inspection and maintenance at regular intervals. In addition, after repair, perform the following maintenance items regardless of how long the user has been using the unit. 6-1.
VL-WD250U VL-WD450U 7. MECHANICAL ADJUSTMENTS AND CHECKS The items discussed here relate to general on-site servicing (field servicing). Adjustments and replacements that require sophisticated facilities, jigs and technology are omitted. In addition, in order to maintain the characteristics that the unit has when it is new, not only are inspection and maintenance necessary, but it is absolutely necessary that, for example, the tape not be damaged, and always use jigs for adjustments that require them.
VL-WD250U VL-WD450U 7-4. Back tension torque check and adjustment in record (playback) mode AC adapter used, with cassette controller assembly (1) Checking Set the torque cassette (SD-1015), and make sure in the SP record mode that the supply side torque is within the standard shown below (or in the playback mode for the tape on which the signal has been SP-recorded). (If torque ripple exists, read its center value.) 0.7 ± 0.1mN·m (2) Adjustment (Fig.
VL-WD250U VL-WD450U (If the tension fluctuates, read its center value.) 15 ± 12mN 7-8. Checking of winding Tu reel base ratchet torque DC3V, without cassette controller assembly (Independent Mechanism) (1) Remove the cassette controller assembly, then apply DC3V to the loading motor and put the system into standby mode. (refer to 9-1) (2) Move the swing arm toward the S reel base side. Be careful not to cause damage to the gears and other parts in the process. (Fig.
VL-WD250U VL-WD450U 8. TAPE RUNNING ADJUSTMENT 8-1. Adjustment locations · T roller, arm · Tu guide, arm · Slide chassis Adjust the height of only replaced parts with the adjusting jig. Adjustment procedure 8-2 · S guide · Pole base · Guide roller · Drum assembly · Capstan motor, etc.
VL-WD250U VL-WD450U 8-4. Running rough adjustment (With cassette controller) 1) Su, Tu guide roller height adjustment Entrance side NG (1) Loosen the guide roller lock screw, then tighten loosely so that the roller turns easily. (2) Replay an alignment tape, and adjust the Sup, Tu guide roller so that the envelope sides of entrance and exit are flat. (3) Perform ± 1/4 shift, then, as in the above case, adjust until the envelope becomes flat.
VL-WD250U VL-WD450U 9. MECHANICAL SECTION ASSEMBLY AND PARTS REPLACEMENT (DISASSEMBLY AND REASSEMBLY) Mechanical section disassembly and reassembly are explained in this section. For removal of the cabinet, etc., refer to 4. DISASSEMBLY OF THE SET. 1. Always replace cut washers that have been removed, for example in parts replacement, with new ones. 2. When reassembling, be careful not to allow screws, washers or foreign matter to enter. They can cause mechanical misoperation. 3.
VL-WD250U VL-WD450U (6) STOP mode (5) PLAYBACK (RECORD, FF, VSF) mode The system is in the STOP (Rec Lock in CAMERA mode) The mechanism position for playback, record, FF and fast position; the S and the T pole bases are snap-fitted to the drum feed playback. base, the S brake is in contact with the S reel base, and the Tu The pinch roller is pressed to the capstan axis, and the S/Tu brake is in contact with the Tu reel base. main brake is separated from the S/Tu reel base.
VL-WD250U VL-WD450U 9-3. How to operate with the circuit board without the cassette controller assembly. In this method, if the procedure is followed incorrectly there is danger of damaging the mechanism and the tape, so except in special cases, such as when measuring the VSR torque, do not perform this procedure. Normally operate this unit with the cassette controller assembly attached. Be sure to follow each caution mentioned. (1) Apply DC3 ~ 4V to the loading motor to enter the standby mode.
VL-WD250U VL-WD450U 9-5. Reassembly 9-5-1. Reassembly in side of the main chassis. Note) Numbers before part names are given as a guide to the order of assembly. As for greasing/oiling/cleaning places refer to the attached drawings (Grease/Oil application side of the main chassis). 1. Groove grease 4.
VL-WD250U VL-WD450U 9-5-2. Reassembly in side of the Slide chassis. Note) Numbers before part names are given as a guide to the order of assembly. As for greasing/oiling/cleaning places refer to the attached drawings (Grease/Oil application side of the slide chassis) 2. 1. 382 T roller upper flange 455 T roller Ass'y Sensor FPC cover Grease Tension band Ass'y 354 466 Damper T roller bottom flange 397 Guide adjustment SPR. S guide hexagon nut 383 392 H 456 S main brake Main brake SPR.
VL-WD250U VL-WD450U 9-5-3. Main chassis assembly and slide chassis assembly assembling method (1) Enter the coupling mode. (In this position, the cam groove of the T arm operation lever in the figure is parallel to the side of the main chassis, and the ball base is slightly moved.
VL-WD250U VL-WD450U GREASE/OIL APPLICATION From rear surface side Rear surface · groove side surface Front surface · rear surface · groove side surface Drum base assembly From rear surface side Main cam Loading lever Tu loading arm S loading arm Intermediate gear angle Enabled after assembling Including groove side surface Enabled after assembling O : Oiling(Cosmo Hydro HV22) G : Greasing(Moly Coat YM-103) : Greasing(Moly Coat YM-103) Pinch control lever Captan FPC cover T arm control lever S
VL-WD250U VL-WD450U 10. ADJUSTING THE ELECTRICAL CIRCUITS Before starting the electric circuit adjustment • The adjustment methods described herein are used, in most cases, when the expendable mechanical parts, including the video head, have been replaced, at which time the electrical circuits need to be readjusted. Before adjusting the electrical circuits, make sure that the mechanism works properly (i.e., the mechanism is properly adjusted).
SC2001 12 1 17 2 SUB PWB 1 1 24 4 1 18 SC9800 15 SC3800 LCD PANEL SC3802 1 LCD PWB 15 SC3801 13 LAMP UNIT Direct connection 14 QCNW-2041TAZZ 11 10 QCNW-1711TAZZ SC5201 P2001 16 120 1 Microphone RMiCC0099TAZZ 17 Direct connection TURN SW UNIT QSW-Z0364TAZZ ZOOM MIC UNIT DUNTK3054PM00 VSP0020P-968N Speaker 1 HEADPHONE JACK @ @ @J2003 9 20 1 SC1 8 17 SC802 1 1 MECHANISM P306 HEAD AMP PWB 2 SC3301 1 HEAD AMP FPC CPWBH2876TA01 80 MAIN PWB QCNW-1832TAZZ 1
VL-WD250U VL-WD450U VL-WD250U/WD450U Specifications of service jigs No. 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 Connection section H/A_PWB–H/A_FPC H/A_FPC–MAIN MAIN–Battery Terminal MAIN–POWER MAIN–AV/S Jack PWB MAIN–JOINT PWB MAIN–V/F Unit MAIN–CCD PWB MAIN–Lens Unit MAIN–DV/PC Jack PWB MAIN–SUB PWB MAIN–Zoom Mic Unit MAIN–Microphone MAIN–TURN SW Unit MAIN–LCD PWB Connector REF. No.
TL8844(VB) VF sub-contrast R/B VF sub-brightness R/B TL5138 C24 FB35 R1401 R5003R5004 TL5002 PCO D/A-C 26 R1442 C1438 TL1431 Q4471 D4451 R4451 C4427 R4473 R1413 R5007 D4452 C4432C7842 R4424R4425C4436 R4428C4405 R4486 R4488 R4437 R4422 R4426 R4443 C1405 R1454 C1404 C1409 R1415 C1408 Q1405 SC5001 TL5004 PCO D/A-Y C6618R6621R6620R6624 C6619C6617R6622C6616 R6658C6615 R6657R6623 R6627 C6647 C3473 R603 IC3402 IC1401 D1403 C1412 R3436 R3425R3482R3480R3491R3435 C3444R3481R3490C3430R3463
VL-WD250U VL-WD450U [Making adjustments] Adjusting the servo system controller and related parts 1. Setting the system codes Replacement of IC703 E2PROM requires the following data to be set in this order. [Procedure] Set the unit to the VCR mode and set the data for each address. Code 1. Model code 2. Destination code 3. Specification code Address 01 09 02 0A 03 0B Data WD450 01 FE 01 FE 14 EB WD250 02 FD 4. Menu selection code 5. Software switching code 6.
VL-WD250U VL-WD450U ADJUSTING THE ELECTROMAGNETIC CONVERSION CIRCUIT SYSTEM 1. PLL VCO adjustment Mode Procedure Examples VCR ADJ mode 1) Playback the alignment tape (or a self-recorded tape). 2) Call the adjustment mode (V-ADJ). 3) Set the address "2A" and call the data. 4) Set the called data with the FF/REW key to the point where the playback screen appears. (At this time, the screen full of block noise is OK.) • During E2PROM replacement. • During circuit board (Main) replacement. 2.
VL-WD250U VL-WD450U 2. PCO D/A-C adjustment Test point Procedure Examples TL5002 Mode EE mode 1) Connect the AVS cable and then connect it to the monitor (TO). 2) Call the adjustment mode (V-ADJ). 3) Set the address to "23", and call the data. 4) Vary the data with the FF and REW keys to set the signal appearing at TL5002 to 0.64Vp-p ± 0.05Vp-p. • During E2PROM replacement. • During IC4401 replacement. • During IC1401 replacement.
VL-WD250U VL-WD450U 3. COMMON PULSE adjustment Test point Mode Procedure Adjustment rating Examples TL1801(C OUT) Address VCR ADJ 29(C) VCR AV input 1) Connect TL1800 to GND. 2) With VCR ADJ 29, adjust the output voltage of TL1801 and the DC voltage value of the digital voltmeter to the specified adjustment values. 7.05V ± 50mV • During E2PROM (IC703) replacement. • During D/A Converter (IC4701) replacement. 4.
VL-WD250U VL-WD450U (Wiring board diagram: Main Side B) TL8847(COM) VF COM-DC X4451 C632 C4424R4478 R1442 C4482 R4475C4423 C4472 C4422C4426 C4451R4452 R4456 C4454R4454 L1431 C631 R4435 C4412 TL4416 TL4417 TL4434TL4433 TL4435 C7843 C4411 C645 R4415 R4436 TL4429 Q4434 R4494 R4404 C4406 TL4428 C4431 R7854 R4405 R4423 L3402 Q4433 R4407 D1402 R7855 R4406 R7851R7843 R4420 TL7800 C7841R7852 TL8800 Q4442 R4408 C3425 R4410 D7800 R7841C7844 TL4403 R4409 C3478 R3402 Q4441 R4411 R3418 R4413 C3402 C1414C1410 TL4404 Q
VL-WD250U VL-WD450U 5. VF contrast adjustment Test point Mode Procedure Adjustment rating TL8846(VG) Address VCR ADJ E5 VCR AV input 1) Input the signal of a 3-step waveform. 2) Set VCR ADJ EB/ED to FF/00. 3) Adjust the pedestal 100% range of the waveform of TL8846 to the specified adjustment value. 4) Return VCR ADJ ED to the initial value. (Initial value: 7A) 2.0Vp-p ± 0.1Vp-p 2.0Vp-p 0.1Vp-p GND Examples • During IC703 or IC8802 replacement. 6.
VL-WD250U VL-WD450U ADJUSTING THE MIC AMP CIRCUIT (Wiring board diagram: Main Side B) TL6602(TELE-MIC) Super-directional microphone check R3446 C3432 TL6605 SC801 C2804 R1802 C1810R1803 D1800 R3438 R3447R3457 C3459 R3453 C2802 TL827 TL826 IC2800 479 R603 R3439 R2802 R2801 R3444 R2800 468 L3405 C3473 Q3403 L6601 C1801 C2803 C6647 R617 L2801 R2804R2803 R2808R2806 R2807R2805 04 TL2800 TL2801 TL2802 C6612 C6613 R6618 C6614 Q6602 R6626 R6625 R6656 R6651 401 C616 61 C6633 TL660
VL-WD250U VL-WD450U DV INTERFACE (IEEE1394) ID SETTING This unit has a DV interface function conforming to IEEE1394. Therefore, each individual ID number must be used for each unit. Since this ID is written on the E2PROM (IC302) on the head amp PWB, the ID must be newly written when replacing this IC or the head amp PWB. Address Adjustmentrating Procedure Examples 180, 17F, 17E Mode VCR ID number obtained from the URL below 1) Refer to the ID code application below.
VL-WD250U VL-WD450U (5) Click on [Repair use]. Click (6) Input the necessary information for the application. For the indispensable input items, be sure to input them. Select the [Group/company] and [Kind name] from the list. Input the [Model name]. Input the [Serial number]. Input the [Site/department of repair]. (7) Click on [motion]. The confirmation screen will appear. (8) Click on [Yes]. 2. Print the application result. (1) Print out the application result screen.
VL-WD250U VL-WD450U 10-2. Camera Section Adjustments 10-2-1. Camera section service (1) Camera adjustment is performed after the set has been completed. (2) Subjects, measuring instruments and jigs needed for camera section service and adjustments • • • • • • Gray scale chart Color bar chart Oscilloscope Digital voltmeter Halogen lamp: 2 pcs.
VL-WD250U VL-WD450U 4) Operation flow FF or REW PLAY FF or REW PLAY STOP Address is selected and specified, with the data called. Then the called data are selected and fixed. The operation flows in this sequence. 5) When the adjustment is complete: Press the "CONTINUE" key to let the "CAM ADJ" display disappear from the screen.
VL-WD250U VL-WD450U (4) Camera signal system adjustment mode In the camera signal system adjustment mode, the automatic white balance is disabled to allow for the adjustment of the camera unit. At this time, the white balance mode is fixed at the INDOORS mode and the focus mode is switched to the manual focus mode. 1) Shifting to the camera signal system adjustment mode Set the data for the address "0000" to " 00". ] This shifts the camera signal system adjustment mode.
VL-WD250U VL-WD450U 10-2-4. Adjustment procedures Adjustment method Item (1) Auto-focus adjustment Set the unit to the auto-focus function adjustment mode and write data to the address "0000" one after another. This executed the adjustments automatically. The items to be adjusted are as listed below. Every time an adjustment is made properly, the data "FF" is written to the address. After each adjustment, make sure that the adjustment has been made properly, and then go on to the next adjustment item.
VL-WD250U VL-WD450U Adjustment method Item (4) Iris AE coarse adjustment (1) Video output is observed with the oscilloscope in the grey scale standard record state, • Measurement terminal: the data of address "0002" is rewritten, and the luminance signal level is adjusted white S terminal luminance signal output to 735 ± 10mVp-p.
VL-WD250U VL-WD450U Adjustment method Item (7) White balance adjustment • Measurement terminal: EE output • Address: "0090" INDOOR_W/B R "0092" INDOOR_W/B R • Measuring instrument: Vector scope • Object: Grey scale • Data variation width: "0000" to "03FF" (1) White balance adjustment is performed repeatedly.
VL-WD250U VL-WD450U 11. USEFUL TIPS (PROBLEMS DIFFER FROM THOSE FOUND ON VHS OR 8MM DECKS BECAUSE THE SIGNALS ARE DIGITALLY PROCESSED.) Camera (EE mode) Picture fails to appear Camera (REC mode) VCR (PB mode) VCR (EE mode) Picture fails to appear when tape recorded on this unit or another unit is played back. (EE OK) Blueback fails to appear.
VL-WD250U VL-WD450U 12. SIGNAL FLOW DIAGRAMS 12-1.
VL-WD250U VL-WD450U WAVEFORM DIAGRAM (DURING COLOR BAR PLAYBACK) 12-3.
VL-WD250U VL-WD450U 12-5. FLOW IN PB MODE (AUDIO) WAVEFORM DIAGRAM (1.
IC21 46 IC3703 D/A-CON IC101 CDS/AGC ADC REC (EE) PB IC552 IRIS DRIVE 27.000MHz IC22 TG V-Driver IC1 460K CCD-Sensor SmartMedia Unit Video out IC1401 ANALOG VIDEO I/O IC201 16M SDRAM CameraZoom IC202 CAMERA ENGINE (Total ASIC) CAM DSP PC 16M SDRAM IC3702 IC3701 CAMERA/CARD CONTROL MiCON M-CTL ZOOM OSD Synthesis PPW v1 CLK. Gen PCM IEEE1394 CT IC1602 16Bit ADC/DAC Lithium D-Driver C-Driver L-Driver IC1701 MOTOR DRIVER IC3404 A/D INT. MIC Speaker INT.
CCD OUT OFD H1, H2, RS V1, V2, V3, V4 IC1 CCD-Sensor VHLLZ24E3++-1 CCD PWB V1 14 1 10 7 12 13 14 16 47 IC21 V-Driver VHiUPD16510-1 20P OFD V1, V2, V3, V4 CCD OUT RS 9 20 H1 8 V4 H2 7 11 OFD 5 SC1–SC21 H1, H2, RS CCD OUT X21 27.000MHz RCRSZ0085TAZZ IC22 TG VHiLR38650/-1 48P FSX, FCDX, BCPX, PBLK, ADCK IC101 CDA.
SC5001 CAMERA SECTION BLOCK DIAGRAM CAM ENGINE 48 SEP Y IN/OUT SEP C IN/OUT VIDEO IN/OUT SEP-Y-IN VIDEO-IN IC1431 VHiNJM2535V-1 ZYP0 7 ZCP0 7 ZUVSELP ZCLKP ZHDP ZVDP IC1401 VIDEO I/O VHiNJM2538B-1 20P A-Y-OUT A-C-OUT A-C-IN A-Y/COMP_V_IN VF_R, VF_G, VF_B REC (EE), PB PB REC (EE) IC8802 VF RGB DECODER VHiAN2536FH-1 48P VF_Y, VF_R-Y, VF_B-Y IC4401 VIO ENGINE RH-iX0707TAZZ 304P CDY0 7, CDC0 7 R G B SC8801 CLD, SPD, CTR, EX1, EX2, EX3, SPS, RES, CLS, LOW, PSS1 CVDR, CHDR I/O SEL SC801/
DI00 15 49 REC (EE), PB PB REC (EE) 11 7 7 XCS, XWE, XRAS, XCAS, XUDQM, XLDQM, XCKE, CK18M1IV SM-ADR0 CVDR CHDR I/OSEL CDUVSELP CDHDP, CDVDP IC407 Codec External Memory RH-iX3455CEZZ 50P IC4401 VIO ENGINE RH-iX0707TAZZ 304P CDY0 CDC0 IC452 REC/PB ENGINE RH-iX0809TAZZ 368P X401 24.
REC (EE), PB PB REC (EE) REC/PB ENGINE BLOCK DODAT PDAD PDDA ADMCK DFSO DFSI AIDAT CS-1394, RD-1394, WR-1394 TPA-, TPA, TPB-, TPB AUD R AD IN AUD L AD IN AUD R DA OUT AUD L DA OUT IC1602 16Bit ADC/DAC VHiPCM3003+-1 24P MECHA/SYS MiCON DV CONNECT IC6601 MIC AMP VHiBA7780KV 64P MIC-L MIC-R IC601 AUDIO I/O VHiBH7761KV 48P HP JACK SPEAKER AV JACK ZOOM. MIC. JACK INT MIC HP OUT SP OUT AUDIO R I/O AUDIO L I/O VL-WD250U VL-WD450U 13-5.
IC1 CCD Sensor IC2 E2PROM 51 Focus-Motor Driver Zoom-Motor Driver IC551 Iris Drive IC552 Iris Amp IC21 V-Driver IC101 CDS AGC ADC IC22 Timing Generator IC3703 D/A Converter X21 27MHz IC3701 CAM/CARD µ-com SSG Digital Auto C-Process Y-Process CAM ENG IC3702 16M SDRAM Electric Zoom Image Stabilizer Digital Noise Reduction IC202 Sirial Data PB Y/C Data 16M SDRAM IC201 REC /PB Y/C Data MAIN VL-WD250U VL-WD450U 13-6.
VL-WD250U VL-WD450U 14. SCHEMATIC DIAGRAMS 14-1.
VL-WD250U VL-WD450U 14-2.
VL-WD250U VL-WD450U 14-3.
VL-WD250U VL-WD450U 14-4.
VL-WD250U VL-WD450U 14-5.
VL-WD250U VL-WD450U 14-6.
VL-WD250U VL-WD450U 14-7.
VL-WD250U VL-WD450U 14-8.
VL-WD250U VL-WD450U 14-9.
VL-WD250U VL-WD450U 14-10.
VL-WD250U VL-WD450U 14-11.
VL-WD250U VL-WD450U 14-12.
VL-WD250U VL-WD450U 14-13.
VL-WD250U VL-WD450U 14-14.
VL-WD250U VL-WD450U 14-15.
VL-WD250U VL-WD450U 14-16.
VL-WD250U VL-WD450U 14-17.
VL-WD250U VL-WD450U 14-18.
VL-WD250U VL-WD450U 14-19.
VL-WD250U VL-WD450U 14-20.
VL-WD250U VL-WD450U 14-21.
VL-WD250U VL-WD450U 14-22.
VL-WD250U VL-WD450U 14-23.
VL-WD250U VL-WD450U 14-24.
VL-WD250U VL-WD450U 14-25.
VL-WD250U VL-WD450U 14-26.
VL-WD250U VL-WD450U 14-27.
VL-WD250U VL-WD450U 14-28.
VL-WD250U VL-WD450U 14-29.
VL-WD250U VL-WD450U 14-30.
VL-WD250U VL-WD450U 14-31.
VL-WD250U VL-WD450U 14-32.
VL-WD250U VL-WD450U 14-33.
VL-WD250U VL-WD450U 15. SEMICONDUCTOR LEAD IDENTIFICATION 1 2 G C 6 E D B 3 HN2A01FU HN1B04FU HN2C01FU RN4990 XP05534 RN1907 4 S81230SG RN1704 580925AN 2SC4944Y NJU7012F PST597KN TC7SL04U NJM2107F NC A BAV756S TA75S01F TC7S08U TA7SL02U TC7S04U TCSZ04U TC7S02U NJU7012F MC2852 2 D 3 C S (C) (C) 5 4 A MA132WK NDS332P 6 5 CPH6701 2 3 1 2 3 XN043991 XN4404 1 (D) 1 (D) C.
VL-WD250U VL-WD450U 138 120 108 90 75 60 54 48 42 36 27 A C MA729 MA2S111 HVU350B HVU359TR MI1A3 RD2R7UM0 HVU17TRF EX1394CE HVC359TR 64 50 44 38 30 28 24 20 16 14 10 93 81 73 61 51 41 37 33 29 25 19 28 37 43 49 55 61 76 91 109 121 139 32 25 22 19 15 14 12 10 8 7 5 36 48 56 64 72 80 100 120 144 160 184 CXA2096N MS548331 LV4051AT LA7473V M40C558V T7A164S UPD16510 NJM2538B SP3220E+ TL1454PW ADC08351 PCM3003+ NJM2904V NJM2902V NJM3414V MB8346BV IX0855TA IX3455CE LV4051AT LV04AT MM1323XV 47 41 37 3
VL-WD250U VL-WD450U 16.
VL-WD250U VL-WD450U Wiring Side SIDE A J I H G F E D C B A 1 2 3 4 5 6 121 7 8 9 10
1 2 TL5138 C24 FB35 A 3 4 R1401 R5003R5004 5 122 6 Q4432 C1440 R1442 C1438 TL1431 C6647 R4424R4425C4436 R4428C4405 R4486 R4488 R4437 R4487 Q1434 C1436 R1454 C1404 C1409 R1415 Q1405 R1413 R5007 C2803 SC5001 7 C3473 C2802 R603 C3433 C3426 R3421 C3424 R3473C3477 R3419 Q3404 R3454 R3472C3476 R3478 R3479 R3420 R3470 R3416C3418 FL3403 R3417C3416 C3415 R3415 C625 C3401 R3401C3443 D4452 C7837 L7801 C3442 R4422 R4426 R4443 C1405 C1408 IC1401 D1403 C1412 R7847 R7858R4403 R785
VL-WD250U VL-WD450U Wiring Side SIDE B J I H G F E D C B A 1 2 3 4 5 6 123 7 8 9 10
VL-WD250U VL-WD450U SUB PWB Component Side SIDE A J C1603 C1604 R1662 C1610 C1605 C1601 C467 C1602 C1607 R5201 R1611 R1610 C1608 IC1602 R7410 L1601 R1602 C1614 C1617 C1609 IC407 C1615 C462 C468 H C1612 C1611 R5204 R1604 R5205 R5203 C1613 R5202 C1616 R1603 C463 I IC408 FB456 C460 Z1 G C456 C465 F Wiring Side SIDE A E D C B A 1 2 3 4 5 6 124 7 8 9 10
VL-WD250U VL-WD450U Component Side SIDE B J C404 Z2 R7420 C473 R416 C474 R406 C407 C410 D472 R478 C418 R418 R417 C419 R414 R407 C405 R477 L471 R412 R411 C472 X401 R476 R480 C420 C421 IC401 R430 R433 D471 TL402 I C7417 C413 R7418 R7417 C7403 C7402 C7400 R410 TL5211 Q7401 TL5204 TL417 R413 TL415 TL5206TL414 C401 C445 R440 R441 D404 L403 C450 C447 R437 R436 C435 C448 C417 R443 R446 FL403 R442 TL421 TL5210 TL5205R7401 TL5207 C449 TL418 TL412 TL420 L7400
VL-WD250U VL-WD450U CCD PWB Component Side SIDE A J TL1 R1 Q2 C92 TL9 TL10 TL13 R92 I TL91 C91 TL11 TL8 R2 Q1 R3 TL2 TL18 R91 C5 R93 R4 C4 TL4 TL7 TL6 TL5 TL19 C7 C93 C2 TL93 H TL17 TL3 TL16 D1 C6 IC2 G TL12 C3 R6 R5 SC1 TL92 TL15 TL14 C8 C9 R7 F Wiring Side SIDE A E D C B A 1 2 3 4 5 6 126 7 8 9 10
VL-WD250U VL-WD450U Component Side SIDE B J Z1 I IC1 H C10 G L1 C1 F Wiring Side SIDE B E D C B A 1 2 3 4 5 6 127 7 8 9 10
VL-WD250U VL-WD450U POWER PWB Component Side SIDE A J TL901TL900 R9916 L972 TL911 C9904 R9908 R9910 R9909 H R9917 C9901 L961 R9907 L970 TL923 Z1 TL905 C983 C986 R9911 R9914 R936 R948 IC9900 R935 C9900 TL919 R9902 I R9905 R934 R9918 R932 C992 R946 FB9900 TL904 Q9902 C9907 TL929 TL902 Q9905 G L962 L966 TL903 L963 FB961 TL926 TL927 L9902 TL907 F C9909 R9929 TL906 Q9911 TL931 L969 L964 TL930 L968 C9912 R9932 C9906 Q9914 TL941 C979 Q963 E R960 TL91
VL-WD250U VL-WD450U Wiring Side SIDE A J I H G F E D C B A 1 2 3 4 5 6 129 7 8 9 10
VL-WD250U VL-WD450U Component Side SIDE B J R971 R944 R945 C919 R941 C917 R953 C904 R907 R903 R900 R906 C900 R902 IC900 C922 C902 C921 R911 C905 D900 R950 R947 R921 L974 C974 R966 Q9901 R981 Q960 C987 Q966 SC901 R961 C963 R963 Q901 C968 C984 C985 L971 Q965 Q967 C972 C969 Q964 C975 D960 C970 E R937 R927 R940 R9906 R9901 F C980 C915 C920 C913 R939 R949 C916 C910 R938 C914 C909 R920 R965 R9903 R9904 D961 C978 C976 C977 Q9903 R9900 Q9900 C97
VL-WD250U VL-WD450U Wiring Side SIDE B J I H G F E D C B A 1 2 3 4 5 6 131 7 8 9 10
VL-WD250U VL-WD450U JOINT PWB Component Side SIDE A J SC2024 I BAT2021 H SC2023 Z1 G SW2022 SC2022 F Wiring Side SIDE A E D C B A 1 2 3 4 5 6 132 7 8 9 10
VL-WD250U VL-WD450U Component Side SIDE B R2021 TL2034 R2022 R2023 TL2031 R2024 R2025 TL2040 R2026 TL2072 TL2070 TL2069 TL2067 TL2071 J TL2066 TL2064 TL2062 TL2061 TL2060 TL2059 TL2063 TL2058 R2027 TL2032 TL2030 TL2028 TL2027 TL2025 TL2037 TL2057 SC2021 TL2056 TL2042 TL2043 TL2041 TL2055 I TL2068 TL2065 C2021 C2041 TL2046 H P2021 C2042 R2041 TL2045 TL2044 TL2047 Z2 TL2048 TL2049 TL2050 TL2051 TL2052 TL2039 G TL2073 TL2054 TL2053 TL2074 TL2075 SW2021 F Wiring Side SIDE B E D C
VL-WD250U VL-WD450U DV/PC CONNECTION PWB Wiring Side SIDE A Component Side SIDE A J J2002 FL2003 I H G SC2001 J2001 F FL2004 E R2001 D J2003 C P2001 Z1 B A 1 2 3 4 5 6 134 7 8 9 10
VL-WD250U VL-WD450U Wiring Side SIDE B Component Side SIDE B J I FL2001 H FL2002 G F E D C Z2 B A 1 2 3 4 5 6 135 7 8 9 10
VL-WD250U VL-WD450U OPERATION PWB Component Side SIDE A Wiring Side SIDE A J I SW2051 Z1 TL2111TL2109TL2107TL2105TL2103 TL2101 TL2112 TL2110TL2108TL2106TL2104 TL2102 H G SW2056 SW2059 F E SW2057 SW2058 D SW2052 C SW2055 SW2053 B SW2054 A 1 2 3 4 5 6 136 7 8 9 10
VL-WD250U VL-WD450U Component Side SIDE B Wiring Side SIDE B J Z2 I SC2051 H G F TP2051 E D C B A 1 2 3 4 5 6 137 7 8 9 10
VL-WD250U VL-WD450U AVS DC JACK PWB Component Side SIDE A SC2012 J I H J2011 SW2012 G F SW2013 E J2012 Z1 D C B A 1 2 3 4 5 6 138 7 8 9 10
VL-WD250U VL-WD450U Wiring Side SIDE A J I H G F E D C B A 1 2 3 4 5 6 139 7 8 9 10
VL-WD250U VL-WD450U Component Side SIDE B J TL2203 TL2204 TL2202 TL2201 I TL2206 H TL2205 TL2207 TL2211 TL2228 R2011 G FL2011 TL2227 FL2012 TL2236 TL2225 R2014 TL2224 TL2223 TL2221 TL2219 R2013 R2012 TL2208 TL2209 TL2210 D2011 TL2226 Z2 F TL2220 SC2011 TL2218 TL2222 E TL2214 TL2212 TL2213 D TL2238 TL2239 TL2217 FL2013 TL2215 SW2011 C TL2237 TL2216 B A 1 2 3 4 5 6 140 7 8 9 10
VL-WD250U VL-WD450U Wiring Side SIDE B J I H G F E D C B A 1 2 3 4 5 6 141 7 8 9 10
VL-WD250U VL-WD450U LCD PWB Component Side SIDE A J I L9801 C9813 C3815 D3800 R3807 R3812 Q9801 TL3851 FB3802 TL3849 SC3803 C3818 TL3836 TL3847 TL3848 TL3837 TL3835 TL3845 SC3802 TL3850 TL3818 R3831 R3820 C3813 C3812 R3824 10 9 8 TL3852 TL3840 R3814 C3805 C3804 C3808 TL3841 TL3821 TL3839 TL3820 Z1 C3800 FB3800 R3805 Q3803 R3815 R3816 C3811 C3807 TL3827TL3828TL3829TL3832 R3822 TL3833 TL3834 TL3822 TL3824 TL3826 TL3838 TL3842 TL3846 SC3801 TL3819TL3817TL3816TL38
VL-WD250U VL-WD450U Wiring Side SIDE A J I H G F E D C B A 1 2 3 4 5 6 143 7 8 9 10
VL-WD250U VL-WD450U Wiring Side SIDE B J I H G F E D C B A 1 2 3 4 5 6 144 7 8 9 10
VL-WD250U VL-WD450U REMOCON/IR PWB Wiring Side SIDE A Component Side SIDE A J RMC2041 I D2042 D2041 H G F Wiring Side SIDE B Component Side SIDE B E D C B P2041 A 1 2 3 4 5 6 145 7 8 9 10
VL-WD250U VL-WD450U HEAD AMP PWB J Component Side SIDE A Q302 C330 R318 C319 C333 TP323 C327 R324 C342 C332 C301 TP324 C321 C344 C318 C314 C306 C312 C343 C309 C340 C311 R377 R315 R323 R325 P306 R312 R314 R319 SC306 C324 R304 C302 R333 Z1 R317 IC301 C305 C315 C322 C331 C307 C313 R331 TL301 C304 R320 H C320 R330 TL303 R311 TL302 R310 C308 R309 R316 R313 C310 R308 R321 I R332 Q303 C323 SC301 SC304 SC303 SC305 G F E Wiring Side SIDE A D C B
1 2 3 4 5 147 6 7 8 TP314 TP317 9 TP366 TP359 TP340 TP338 TP336 TP358 TP361 TP360 TP365 TP362 TP363 TP364 C329 R380 TP357 TP356 TP352 TP339 TP335 TP337 TP345 TP343 TP346 TP341 TP347 TP342 TP349 TP348 TP344 IC302 L301 TP301 TP308 TP310 TP312 TP311 TP313 TP327 TP355 TP354 TP353 TP351 C345 TP309 TP320 TP318 TP316 TP319 TP321 TP326 TP325 TP328 TP330 TP315 TP350 I TP322 TP329 TP331 TP332 TP334 H TP333 TP304 TP306 TP307 TP302 TP303 TP305 VL-WD250U VL-WD4
VL-WD250U VL-WD450U ZOOM-MIC JACK PWB J Wiring Side SIDE A Component Side SIDE A I H J2041 G F E Wiring Side SIDE B D C B A 1 2 3 4 5 6 148 7 8 9 10
VL-WD250U VL-WD450U Part No. ★ Description LIST/ Code 17. REPLACEMENT PARTS EXPLODED VIEWS Ref. No. Ref. No. Part No. ★ Description Code DUNTK3044PM00(VL-WD450U) DUNTK3044PM01(VL-WD250U) MAIN PWB UNIT ELECTRICAL PARTS LIST INTEGRATED CIRCUITS Parts marked with " å " are important for maintaining the safety of the set. Be sure to replace these parts with specified ones for maintaining the safety and performance of the set.
VL-WD250U VL-WD450U Ref. No. VL-SD20U ★ Part No.
VL-WD250U VL-WD450U Ref. No. C570 C571 C572 C603 C605 C606 C616 C617 C623 C624 C625 C628 C629 C631 C632 C633 C636 C637 C638 C641 C645 C646 C651 C685 C686 C690 C702 C703 C704 C705 C707 C708 C709 C710 C711 C712 C713 C714 C715 C717 C718 C719 C720 C721 C722 C723 C724 C725 C726 C727 C728 C729 C730 C731 C791 C792 C793 C794 C795 C1402 C1404 C1405 C1406 C1407 C1408 C1409 C1410 C1411 C1412 C1413 C1414 C1415 C1416 C1417 C1418 Part No.
VL-WD250U VL-WD450U Ref. No. VL-SD20U Part No.
VL-WD250U VL-WD450U Ref. No. ★ Part No.
VL-WD250U VL-WD450U Ref. No. R729 R730 R731 R732 R733 R734 R735 R736 R737 R738 R739 R740 R741 R742 R743 R744 R745 R746 R747 R748 R750 R751 R752 R753 R754 R755 R756 R757 R759 R760 R761 R762 R763 R764 R765 R766 R767 R768 R769 R770 R771 R772 R773 R791 R792 R793 R1401 R1402 R1403 R1404 R1408 R1413 R1414 R1415 R1419 R1431 R1432 R1433 R1434 R1435 R1436 R1437 R1438 R1439 R1440 R1441 R1442 R1451 R1452 R1453 R1454 R1462 R1704 R1705 R1706 VL-SD20U Part No.
VL-WD250U VL-WD450U Ref. No. Part No.
VL-WD250U VL-WD450U Ref. No. R4443 R4450 R4451 R4453 R4454 R4456 R4460 R4461 R4462 R4463 R4464 R4465 R4466 R4467 R4468 R4469 R4473 R4474 R4475 R4477 R4478 R4485 R4486 R4487 R4488 R4494 R4499 R5002 R5003 R5004 R5005 R5006 R5007 R5008 R5009 R5010 R5011 R5012 R5013 R5016 R5017 R5018 R5801 R5802 R5803 R6602 R6605 R6606 R6607 R6608 R6609 R6610 R6612 R6614 R6615 R6616 R6617 R6618 R6619 R6628 R6629 R6630 R6632 R6633 R6634 R6635 R6636 R6637 R6646 R6647 R6648 R6649 R6650 R6651 R6652 VL-SD20U Part No.
VL-WD250U VL-WD450U Ref. No. ★ Part No. SC5003 QSOCN4072TAZZ SC8801 QSOCN2278TAZZ~ Description Socket, 40Pin Socket, 22Pin Code Ref. No. AF AF DUNTK3045PM00 SUB PWB UNIT INTEGRATED CIRCUITS IC401 IC405 IC407 VHiNJU7012F-1 VHiNJU7012F-1 RH-iX3455CEZZ IC408 RH-iX3455CEZZ IC452 RH-iX0809TAZZ NJU7012F, Amp AE NJU7012F, DC Amp AE IX3455CE, Codac External AZ Memory IX3455CE, ECC External AZ Memory IX0809TA, Codac/ECC/ BM PCM/CLK.
VL-WD250U VL-WD450U Ref. No. VL-SD20U ★ Part No. R7401 R7402 R7403 R7410 R7413 R7415 R7416 R7417 R7418 R7419 R7420 R7422 R7423 R7424 VRS-CZ1JF561J VRS-CZ1JF472J VRS-CZ1JF273J VRS-CZ1JF000J VRS-CZ1JF512D VRS-CZ1JF560D VRS-CZ1JF560D VRS-CZ1JF560D VRS-CZ1JF560D VRS-CZ1JF221J VRS-CZ1JF104J VRS-CZ1JF392D VRS-CZ1JF392D VRS-CZ1JF242D FB401 FB402 FB403 FB456 FB7401 SC5201 RBLN-0242TAZZ~ RBLN-0242TAZZ~ RBLN-0242TAZZ~ RBLN-0049TAZZ RBLN-0049TAZZ QCNCW9389TAZZ Description 560 4.7k 27k 0 5.
VL-WD250U VL-WD450U ★ Ref. No. Part No.
VL-WD250U VL-WD450U Ref. No. VL-SD20U ★ Part No. Description Ref. No. Code Thermistor Description Code DUNTK3049PM00(VL-WD450U/UK) DUNTK3049PM01(VL-WD250U/UK) JOINT PWB UNIT PACKAGED CIRCUIT TH9800 VHHT1103K44-1 ★ Part No.
VL-WD250U VL-WD450U Ref. No. ★ Part No.
VL-WD250U VL-WD450U Ref. No. VL-SD20U Part No. ★ Description Ref. No.
VL-WD250U VL-WD450U Ref. No. Part No. ★ Description Code Ref. No.
VL-WD250U VL-WD450U Ref. No. 23 24 28 29 30 31 32 a b c d e f h j k l VL-SD20U Part No. QPWBH3060TAZZ QSW-Z0364TAZZ QPWBH3057TAZZ QPWBH3061TAZZ CLMPV0055QA01 CPNLC0064QA01 QPWBH3062TAZZ LX-BZ0221TAFC LX-HZ0063TAFF XiPSF17P04000 XiPSN17P04000 LX-HZ0063TAFN LX-HZ0079TAFD LX-HZ0050TAFF LX-BZ0246TAFD LX-BZ0247TAFF LX-HZ0017TAFF ★ Description LCD FPC LCD Turn SW Joint/Main FPC DV/Main FPC LCD Lamp LCD Panel Ope/Joint FPC Screw Screw Screw Screw Screw Screw Screw Screw Screw Screw Ref. No.
VL-WD250U VL-WD450U Ref. No. Part No. ★ Description Code Ref. No. PACKING PARTS (NOT REPLACEMENT ITEM) SPAKC7592TAZZ SPAKC7593TAZZ SPAKC7621TAZZ SPAKA6375TAZZ SPAKA6376TAZZ SPAKA6377TAZZ SPAKF0277TAZZ SPAKP6143TAZZ SPAKP6144TAZZ SSAKA0105TAZZ SPAKP6129TAZZ Packing Case(WD450U) Packing Case(WD250U) Packing Case (WD250UK/WD450UK) Packing Add. (Bottom) Packing Add. (Top) Packing Add. Packing Add. Wrapping Paper Side Pad Plastic Bag Packing Sheet — — — — — — — — — — — 165 Part No.
VL-WD250U VL-WD450U VL-SD20U Ref. No. Part No. ★ Description MECHANISM CHASSIS EXPLODED VIEWCode Ref. No. ★ Part No. 429 600 H 383 402 435 313 G 436 340 335 435 434 332 352 458 393 435 394 502 385 432 d 339 426 397 356 376 324 383 411~ 1 pc. 415 428 337 342 381 403 457 431 382 351 354 c 411~ 1 pc.
VL-WD250U VL-WD450U Ref. No. Part No.
VL-WD250U VL-WD450U VL-SD20U Ref. No. Part No. ★ EXPLOOD Description CASSETTE CONTROL VIEW Ref. No. Code ★ Part No.
VL-WD250U VL-WD450U VL-WD250U/WD450U SERVICE JIG SPECIFICATIONS Ref. No. Part No. ★ Description Code Ref. No. 1-1. Adjusting jigs for checking the mechanism No. Name New part Part No.
VL-WD250U VL-WD450U VL-SD20U Ref. PACKING No. Part No. ★ Description 18. OF THE SET No.11 Ref. No. Code Part No. ★ Description No.1 No.4 Code No.26 No.12 No.32 No.28 No.30 No.3 No.6 No.15 No.2 No.13 No.5 No.29 No.18 No.14 No.19, No.20, No.21 No.25 No.27 No.7, No.8, No.9, No.10 No.17 No.22 No.16 ACCESSORIES (NOT REPLACEMENT ITEM) ACCESSORIES No. 1 2 3 4 5 6 Model Parts Code Description Remarks No.
VL-WD250U VL-WD450U Ref. No. Part No. ★ Description Code Ref. No. 171 Part No.
VL-WD250U VL-WD450U Ref. No. VL-SD20U Part No. ★ Description Ref. No. Code ★ Part No. Description Code COPYRIGHT C 2001 BY SHARP CORPORATION ALL RIGHTS RESERVED. No part of this publication may be reproduced, stored in a retrieval system, or transmitted in any form or by any means, electronic, mechanical, photocopying, recording, or otherwise, without prior written permission of the publisher.
