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VL-A111S/H/E/AH131S/H/E VL-AH151S/H/E SERVICE MANUAL S32G4VL-A111S LIQUID CRYSTAL CAMCORDER Hi VL-A111S/H/E VL-AH131S/H/E MODELS VL-AH151S/H/E 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.
VL-A111S/H/E/AH131S/H/E VL-AH151S/H/E 1. SPECIFICATIONS Signal System: PAL standard Recording System: 2 rotary heads, helical scanning system Cassette: A111S/H/E: 8 mm video tape, MP type AH131S/H/E/AH151S/H/E: 8 mm video tape, MP type or Hi8 MP, ME type Recording/Playback Time: 120 minutes (P5-120) Tape Speed: 20.051 mm/second...
VL-A111S/H/E/AH131S/H/E VL-AH151S/H/E 3. DISASSEMBLY OF THE SET 3-1. REMOVAL OF THE CAMERA SECTION Note: Before removing the cabinet, turn off the power supply, and ascertain that the battery has been removed. Connector Pull out 5. Remove the connector of the 6-cell detection switch, and...
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VL-A111S/H/E/AH131S/H/E VL-AH151S/H/E 3-2. DISASSEMBLY OF THE VCR MAIN BODY <1. Removal of the VCR lid shaft> Area A (2) Remove five screws ((b)LX-HZ0018TAFF). (1) Remove one screw ((k)LX-HZ0063TAFN). <Detail of area A> VCR lid Frame V Tilt frame C VCR lid shaft...
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VL-A111S/H/E/AH131S/H/E VL-AH151S/H/E <3. Removal of the VCR lid> Caution for installation of the VCR lid Microphone connector VCR lid Area B When installing the VCR lid, move the VCR lid in the arrow direction, keeping the VCR lid parallel to the main body as shown above.
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VL-A111S/H/E/AH131S/H/E VL-AH151S/H/E <8. Removal of the Lithium PWB> LCD unit Lithium PWB Main PWB Connector Connector Inverter transformer (1) Remove the connector of the Lithium PWB from the Main (3) Remove two screws ((b)LX-HZ0018TAFF) and two connec- PWB. tors, and remove the LCD unit (with inverter) from the main (2) Move the lithium unit in the direction of the arrow.
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VL-A111S/H/E/AH131S/H/E VL-AH151S/H/E Claw C Claw B View E Claw A Claw D View F Note: When fixing the cassette compartment lid, first engage the claws A and B, and then engage the claws C and D, confirm that the four claws (A, B, C and D) of the cassette compartment lid are securely engaged as shown in the view above.
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VL-A111S/H/E/AH131S/H/E VL-AH151S/H/E 3-3. REPLACEMENT OF CCD SENSOR 3-3-1. BEFORE REPLACEMENT 1) The CCD image sensor is more sensitive to electrostatic breakage than C-MOS LSI. Therefore sufficient means to prevent electrostatic damage must be taken when it is replaced. • Ground the soldering iron.
VL-A111S/H/E/AH131S/H/E VL-AH151S/H/E 4. MECHANISM ADJUSTMENT Configuration 4-1. MECHANISM CHECKING/ADJUSTING JIGS, TOOLS AND PARTS 1. Name 4-1-1. Mechanism checking/adjusting jigs and tools 2. Part No. 3. Code * Model, Application <Note: The entries of list> 1. Torque gauge head 1. Torque driver 1.
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VL-A111S/H/E/AH131S/H/E VL-AH151S/H/E 4-2. ITEMS AND TIMINGS OF INSPECTION AND MAINTENANCE The mechanism of VCR needs the following periodic inspection and maintenance in order that it maintains its high quality. Also, after the machine is repaired, execute the following maintenance and checks regardless of how long it has been used.
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VL-A111S/H/E/AH131S/H/E VL-AH151S/H/E 4-3. MECHANISM CHECKS AND ADJUSTMENTS The description given below relates to the general field services, but does not relate to the adjustment and replacement that require high level equipment, jigs, and technical skills. In order to maintain the initial characteristics of the machine, it is necessary to execute the maintenance and check and to prevent damage to tapes and other parts.
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VL-A111S/H/E/AH131S/H/E VL-AH151S/H/E 4-3-4. Checking and adjusting the tension pole position (1) Check – 0.5 When it begins to wind the P5-120 tape check whether the tension pole is in the Si roller specified position to the Si roller as shown in the figure.
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VL-A111S/H/E/AH131S/H/E VL-AH151S/H/E 4-4. ADJUSTMENT OF MECHANISM TAPE RUNNING SYSTEM Sup tilted pole 4-4-1. Preparation for adjustment Tu GR Sup GR Tu tilted pole A (1) Clean the tape running areas (guide poles, rollers, drum, Tu tilted pole B Capstan shaft, Pinch roller) (Figure 1)
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VL-A111S/H/E/AH131S/H/E VL-AH151S/H/E 4-4-4. Adjusting the Tu guide Upper flange Height setting jig After replacement of Tu guide preset and adjust the height. Master plane (1) Tu guide height presetting (Figure 6) (JiGMP-MX7U) Adjust the height from the upper surface of mechanism chassis to the Lower upper surface of lower flange with the aid of jig.
VL-A111S/H/E/AH131S/H/E VL-AH151S/H/E 4-5. MECHANISM ASSEMBLING AND PARTS REPLACEMENT (DISASSEMBLING AND ASSEMBLING) Below is given an explanation of assembling of mechanism and its parts replacement. The removal of cabinet and the PWB is explained in the relevant service manual. Notes 1 After removal of cut washers be sure to replace them with new ones.
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VL-A111S/H/E/AH131S/H/E VL-AH151S/H/E 4-5-2. Cassette control ass’y Lock Lever Down Guide <Disassembling> (1) Set the unit to the EJECT mode, and let the housing stand upright. Or set the unit to the STANDBY mode, press the lock lever in the arrow direction, and let the housing stand upright.
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VL-A111S/H/E/AH131S/H/E VL-AH151S/H/E 4-5-5. Phase matching The phase of the following parts must be matched as shown in the figure below. (Ascertain that the marks and round holes align.) (1) Lo relay gear (2) Main cam (3) Sub-cam (4) Mode switch...
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VL-A111S/H/E/AH131S/H/E VL-AH151S/H/E (4) Install the loading block assembly and the capstan motor. (7) Install the guide rail assembly taking care to position it (5) Install the drive gear. At this time, pay attention to the correctly. direction of gear. (The small gear must be located in the chassis side.)
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VL-A111S/H/E/AH131S/H/E VL-AH151S/H/E (8) Install the drum assembly in the chassis. (11) Install the slide chassis. (9) Install the tape guide in the drum assembly. (10) Install the Si roller. T arm guide Tape guide Slide this part towards the T arm.
VL-A111S/H/E/AH131S/H/E VL-AH151S/H/E 5. ADJUSTMENT OF THE ELECTRICAL CIRCUITS 5-1. BEFORE ADJUSTMENT · Electric circuit adjustment becomes necessary, in most cases, when any of the wear mechanical parts or the video head has been replaced. Before starting the electric circuit adjustment, be sure to check that the mechanical parts work well (i.e., the mechanical parts have all been perfectly adjusted).
VL-A111S/H/E/AH131S/H/E VL-AH151S/H/E 5-3-4. Setting value Table 1) When IC705 is replaced MODEL A111S A111H A111E AH131S AH131H AH131E AH151S AH151H AH151E ADD. DATA DATA DATA DATA DATA DATA DATA DATA DATA Model Destination Specification Menu 1 Menu 2 Table 2) When IC705 is replaced...
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VL-A111S/H/E/AH131S/H/E VL-AH151S/H/E 5-4. TEST mode TEST No. Title Contents Sensor Off All the sensors are off except for the cassette control switch, DEW sensor, and battery sensor. Mecha Adjustment mode ATF sampling is restricted to the central part. Shut Off Adjustment Shutoff voltage value is written in E PROM.
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VL-A111S/H/E/AH131S/H/E VL-AH151S/H/E 5-6-3. VCR circuit adjustment 5-6-3-1. Supply voltage * Before adjusting the VCR circuit, make sure that the fixed value in 5-3-2 is written in adjustment/check PROM. POWER CIRCUIT ADJUSTMENT · Test points on the video circuit board. PROCEDURE Turn on power 1.
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VL-A111S/H/E/AH131S/H/E VL-AH151S/H/E 5-6-3-2. Head Switching Point Adjustment 1) Play back the alignment tape (JiGWR5-5CSP) 2) Press the “CONTINUE” key and “TEST SEL.” key on the Measuring instrument Oscilloscope adjustment remote control to set the test mode. Mode Playback (At this time the numeral of “T-01” blinks.) Adjustment address 3) Using the “FF”...
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VL-A111S/H/E/AH131S/H/E VL-AH151S/H/E 5-6-3-4. Adjustment of audio circuit 1. Adjustment of filter f0 1) Set the alignment tape (JiGWR5-5CSP). 2) Using the adjustment remote control (RRMCG0033TASA), Measuring instrument Oscilloscope set the VCR adjustment mode, and set the address “33” with Mode the operation switch ("FF", "REW"...
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VL-A111S/H/E/AH131S/H/E VL-AH151S/H/E 5. VCO adjustment Measuring point TL3802 Address(VTR ADJ) Mode Adjusting method 1) Connect TL3803 to GND. 2) Connect the frequency counter to TL3802, and adjust the frequency. Adjustment standard 15.625kHz ± 100Hz Remarks ——————— 6. H-position adjustment Measuring point...
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VL-A111S/H/E/AH131S/H/E VL-AH151S/H/E 5-7. CAM section adjustment 5-7-1. CAM section adjustment jigs (1) Object, measuring instrument and jigs necessary for camera section servicing • Gray scale chart • Color bar chart • Halogen light (2 pcs.) • Vectorscope • Color temperature conversion filter •...
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VL-A111S/H/E/AH131S/H/E VL-AH151S/H/E 5-7-3. CAM circuit adjustment * Before adjusting the CAM circuit, make sure that the fixed value in 5-3-3 is written in E PROM. 5-7-3-1. Supply voltage check Check that the voltages at the following TL are within the specified range (refer to the supply voltage adjustment/check under VCR circuit adjustment).
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VL-A111S/H/E/AH131S/H/E VL-AH151S/H/E 5-7-3-6. Black balance, AF noise level adjustment 1) Write ADD:71 DATA:01. Mode CAM ADJ 2) Press the “STOP” key to reconfirm ADD “71”. Adjustment is completed when “FF” Measuring instrument — is returned to DATA. Subject Not specified Measuring point —...
VL-A111S/H/E/AH131S/H/E VL-AH151S/H/E 5-8. TROUBLE SHOOTING 5-8-1. Classification of troubles û Check the Power circuit and system control circuit. No operation at all û No tape ejection Check the system control and loading motor circuit. û Check the inverter transformer and power circuit.
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VL-A111S/H/E/AH131S/H/E VL-AH151S/H/E 5-8-2. Troubleshooting for the camera section û Check the lens drive circuit (IC551) and main signal No picture line. û No color Check IC401 (DSP), and its peripherals. Check IC706 (camera CPU part of I chip µ-computer), û...
VL-A111S/H/E/AH131S/H/E VL-AH151S/H/E 6. BLOCK DIAGRAMS 6-1. SYSTEM BLOCK DIAGRAM NONREGE BATTERY IC900 IC701 3.0V POWER (SYS 3.0V) POWER (CAMERA) Power Control IC POWER (AT 3.0V) IC706 I CHIP µ-COM SYSTEM CONTROL IC705 PROM PROM IC2701 LENS IC102 SERIAL BUS POWER (SIGNAL)
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VL-A111S/H/E/AH131S/H/E VL-AH151S/H/E 6-2. SIGNAL PROCESS BLOCK DIAGRAM...
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VL-A111S/H/E/AH131S/H/E VL-AH151S/H/E 6-2-1. RECORDING SIGNAL FLOW (VL-A111/AH131)
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VL-A111S/H/E/AH131S/H/E VL-AH151S/H/E 6-2-2. PLAY BACK SIGNAL FLOW (VL-A111/AH131)
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VL-A111S/H/E/AH131S/H/E VL-AH151S/H/E 6-2-3. RECORDING SIGNAL FLOW (VL-AH151)
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VL-A111S/H/E/AH131S/H/E VL-AH151S/H/E 6-2-4. PLAY BACK SIGNAL FLOW (VL-AH151)
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VL-A111S/H/E/AH131S/H/E VL-AH151S/H/E 6-3. POWER SYSTEM BLOCK DIAGRAM...
VL-A111S/H/E/AH131S/H/E VL-AH151S/H/E Ref. No. Part No. Description Code Ref. No. Part No. Description Code 9. REPLACEMENT PARTS LIST/ DUNTK2950QA19(VL-A111S) EXPLODED VIEWS DUNTK2950QA20(VL-AH131S) DUNTK2950QA21(VL-AH151S) DUNTK2950QA22(VL-A111H) ELECTRICAL PARTS LIST DUNTK2950QA23(VL-AH131H) DUNTK2950QA24(VL-A111E(ASIA, HONG KONG)) Parts marked with " å " are important for maintaining the safety of the set.
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VL-A111S/H/E/AH131S/H/E VL-AH151S/H/E Ref. No. Part No. Description Code Ref. No. Part No. Description Code R745 VRS-CZ1JF183J 18k 1/16W Metal Oxide AA R457 VRS-CZ1JF222J 2.2k 1/16W Metal Oxide AA R746 VRS-CZ1JF682J 6.8k 1/16W Metal Oxide AA R458 VRS-CZ1JF103D 10k 1/16W Metal Oxide AB...
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VL-A111S/H/E/AH131S/H/E VL-AH151S/H/E Ref. No. Part No. Description Code Ref. No. Part No. Description Code R933 VRS-CZ1JF224J 220k 1/16W Metal Oxide AA R1932 VRS-CZ1JF183J 18k 1/16W Metal Oxide AA R934 VRS-CZ1JF102J 1/16W Metal Oxide AA R1933 VRS-CZ1JF393J 39k 1/16W Metal Oxide AA...
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VL-A111S/H/E/AH131S/H/E VL-AH151S/H/E Ref. No. Part No. Description Code Ref. No. Part No. Description Code R2923 VRS-CZ1JF823D 82k 1/16W Metal Oxide AB R6404 VRS-CZ1JF121J 120 1/16W Metal Oxide AA R2925 VRS-CZ1JF123J 12k 1/16W Metal Oxide AA R6407 VRS-CZ1JF273J 27k 1/16W Metal Oxide AA...
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VL-A111S/H/E/AH131S/H/E VL-AH151S/H/E Ref. No. Part No. Description Code Ref. No. Part No. Description Code R8404 VRS-CZ1JF102J 1/16W Metal Oxide AA VS2SC5383F/-1 2SC5383F R8407 VRS-CZ1JF102J 1/16W Metal Oxide AA VS2SC5383F/-1 2SC5383F R8412 VRS-CZ1JF471J 470 1/16W Metal Oxide AA VS2SA1989R/-1 2SA1989R R8413...
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VL-A111S/H/E/AH131S/H/E VL-AH151S/H/E Ref. No. Part No. Description Code Ref. No. Part No. Description Code R582 VRS-CZ1JF682J 6.8k 1/16W Metal Oxide AA C562 VCKYCZ1HF103Z 0.01 50V Ceramic R583 VRS-CZ1JF103J 10k 1/16W Metal Oxide AA C563 VCSATA1AJ106M 10V Tantalum R584 VRS-CZ1JF272D 2.7k 1/16W Metal Oxide AB...
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VL-A111S/H/E/AH131S/H/E VL-AH151S/H/E Ref. No. Part No. Description Code Ref. No. Part No. Description Code R3703 VRS-CZ1JF182J 1.8k 1/16W Metal Oxide AA C324 VCKYCZ1AB104K 10V Ceramic R3704 VRS-CZ1JF122J 1.2k 1/16W Metal Oxide AA C325 VCSATA1AJ156M 10V Tantalum R3705 VRS-CZ1JF103J 10k 1/16W Metal Oxide AA...
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VL-A111S/H/E/AH131S/H/E VL-AH151S/H/E Ref. No. Part No. Description Code Ref. No. Part No. Description Code PSLDM0118GEFW Shield Angle(A111S/H/ MECHANISM PARTS AH131S/H/AH151S/H only) LX-BZ3175GEFN Screw M1.7x4.0 LCHSM0163GEZZ Main Chassis Ass'y LX-BZ3163GEFN Screw M1.7x2.5 NGERH1280GEZZ Main Cam LX-HZ3074GEFN Screw M1.7x5.3 S Tight NGERH1281GEZZ...
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VL-A111S/H/E/AH131S/H/E VL-AH151S/H/E Ref. No. Part No. Description Code Ref. No. Part No. Description Code 6-12 LHLDZ1445TAZZ Lens Holder LANGK0399TAZZ Tripod Angle 6-13 LANGK0398TA00 Battery Lid Angle Fitting PSHEP0160TAZZ Microphone Lead Sheet 6-14 UBNDT0122TAZZ Hand Strap (A111E(Asia, Hong Kong)/ DCOVA1650LM01 Tilt Service...
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VL-A111S/H/E/AH131S/H/E VL-AH151S/H/E Ref. No. Part No. Description Code Ref. No. Part No. Description Code PACKING PARTS SUPPLIED ACCESSORIES (NOT REPLACEMENT ITEM) ACCESSORIES SPAKC7675TAZZ Packing Case(AH131S) — GCOVH1298TASA Lens Cap å SPAKC7676TAZZ Packing Case(AH131H) — QACCB5032AJZZ AC Cable SPAKC7677TAZZ Packing Case —...
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VL-A111S/H/E/AH131S/H/E VL-AH151S/H/E MECHANISM CHASSIS EXPLODED VIEW Ref. No. Part No. Description Code Ref. No. Part No. Description Code...
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VL-A111S/H/E/AH131S/H/E VL-AH151S/H/E Ref. No. Part No. Description Code CASSETTE HOUSING CONTROL UNIT EXPLODED VIEW Ref. No. Part No. Description Code CAMERA UNIT EXPLODED VIEW The mark must be on the face. Lens side side Mark Face the thinner part toward the lens side.
VL-A111S/H/E/AH131S/H/E VL-AH151S/H/E Ref. No. Part No. Description Code Ref. No. Part No. Description Code 10. PACKING OF THE SET A111H/E(Hong Kong), AH131H, A111S/E(Asia), AH131S, AH151S/(Asia) AH151E(Hong Kong) model No.19 No.19 No.2 No.2 No.2 No.14 No.28 No.4 No.13 No.5, No.6, No.7, No.26...
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VL-A111S/H/E/AH131S/H/E VL-AH151S/H/E Ref. No. Part No. Description Code Ref. No. Part No. Description Code...
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Code Ref. No. Part No. Description Code COPYRIGHT C 2002 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.