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Sharp VL-A111S/H/E User Manual

Sharp VL-A111S/H/E
96 pages
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1
VL-A111S/H/E/AH131S/H/E
VL-AH151S/H/E
Page
1. SPECIFICATIONS .............................................................................................................................. 2
2. PART NAMES AND FUNCTION ........................................................................................................ 3
3. DISASSEMBLY OF THE SET ............................................................................................................ 4
4. MECHANISM ADJUSTMENT ........................................................................................................... 10
5. ADJUSTMENT OF THE ELECTRICAL CIRCUITS .......................................................................... 21
6. BLOCK DIAGRAMS.......................................................................................................................... 34
7. SCHEMATIC DIAGRAMS................................................................................................................. 44
8. PRINTED WIRING BOARD ASSEMBLIES ...................................................................................... 88
9. REPLACEMENT PARTS LIST ......................................................................................................... 99
10.PACKING OF THE SET.................................................................................................................. 116
S32G4VL-A111S
SERVICE MANUAL
LIQUID CRYSTAL CAMCORDER Hi 8 PAL
CONTENTS
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.
MODELS
SERVICE MANUAL
LIQUID CRYSTAL CAMCORDER
Hi
PAL
8
SHARP CORPORATION
MODELS VL-A111S/H/E/AH131S/H/E/AH151S/H/E
VL-A111S/H/E
VL-AH131S/H/E
VL-AH151S/H/E

Table of Contents

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Sharp VL-A111S/H/E Specifications

General IconGeneral
Camcorder typeAnalog
FocusAuto/Manual
ViewfinderColor LCD
Image SensorCCD
LCD screen size2.5 inches
Recording MediaVHS-C
Weight750 grams

Summary

SPECIFICATIONS

PART NAMES AND FUNCTION

DISASSEMBLY OF THE SET

CAMERA SECTION REMOVAL

Detailed steps for removing the camera section from the main unit.

VCR MAIN BODY DISASSEMBLY

Step-by-step instructions for disassembling the VCR main body.

CCD SENSOR REPLACEMENT

Procedures for safely replacing the CCD sensor.

MECHANISM ADJUSTMENT

MECHANISM JIGS, TOOLS, AND PARTS

Lists necessary jigs, tools, and parts for mechanism checks and adjustments.

INSPECTION AND MAINTENANCE SCHEDULE

Outlines periodic inspection and maintenance items and their timings.

MECHANISM CHECKS AND ADJUSTMENTS

Details checks and adjustments for various mechanism functions.

TAPE RUNNING SYSTEM ADJUSTMENT

Procedures for adjusting the tape running system for optimal performance.

MECHANISM ASSEMBLY AND PARTS REPLACEMENT

Explains the process of assembling mechanisms and replacing parts.

MECHANISM ASSEMBLY METHOD

Step-by-step guide for correctly assembling the mechanism components.

ELECTRICAL CIRCUIT ADJUSTMENTS

PREPARATION FOR ELECTRICAL ADJUSTMENTS

Crucial notes and checks required before starting electrical circuit adjustments.

CONDITIONS REQUIRING ADJUSTMENT

Identifies conditions that necessitate electrical circuit adjustment.

E2PROM SETTING PROCEDURES

Steps for setting data in E2PROM for proper device operation.

TEST MODES

Describes various test modes for diagnosing and verifying unit functions.

BATTERY SHUTOFF VOLTAGE ADJUSTMENT

Procedure to adjust the battery shutoff voltage level.

VCR SECTION ADJUSTMENTS

Specific calibration and adjustment procedures for the VCR section.

CAM SECTION ADJUSTMENTS

Specific calibration and adjustment procedures for the camera section.

BLOCK DIAGRAMS

SYSTEM BLOCK DIAGRAM

Illustrates the overall system architecture and component interconnections.

SIGNAL PROCESS BLOCK DIAGRAM

Details the flow of signals through the device's processing units.

POWER SYSTEM BLOCK DIAGRAM

Provides an overview of the device's power distribution system.

MAIN BATTERY CIRCUIT BLOCK DIAGRAM

Diagram of the main battery charging and control circuit.

LENS DRIVE BLOCK DIAGRAM

Block diagram illustrating the lens drive system's components and signals.

SCHEMATIC DIAGRAMS

OVERALL SCHEMATIC DIAGRAM

Comprehensive schematic detailing the entire device's circuitry.

A/D CONVERTER SCHEMATIC

Schematic for the Analog-to-Digital converter section.

ZOOM SCHEMATIC DIAGRAM (VL-AH151)

Schematic detailing the zoom function for specific models.

DSP SCHEMATIC DIAGRAM (VL-A111/AH131)

Schematic for the Digital Signal Processor for specific models.

DSP SCHEMATIC DIAGRAM (VL-AH151)

Schematic for the Digital Signal Processor for specific models.

AUDIO SCHEMATIC DIAGRAM

Schematic of the audio processing circuits.

SYSTEM CONTROL SCHEMATIC DIAGRAM (VL-A111/AH131)

Schematic for the system control unit for specific models.

SYSTEM CONTROL SCHEMATIC DIAGRAM (VL-AH151)

Schematic for the system control unit for specific models.

LCD INTERFACE SCHEMATIC DIAGRAM

Schematic of the interface between LCD and main unit.

POWER CONTROL SCHEMATIC DIAGRAM

Schematic of the power control circuitry.

VIDEO OUT SCHEMATIC DIAGRAM

Schematic for the video output stage.

D/A CONVERTER SCHEMATIC DIAGRAM

Schematic for the Digital-to-Analog converter section.

CHARGE SCHEMATIC DIAGRAM

Schematic for the battery charging circuit.

LCD CONTROLLER SCHEMATIC DIAGRAM

Schematic for the LCD controller.

RF SCHEMATIC DIAGRAM (VL-A111)

Schematic for the RF section for specific models.

RF SCHEMATIC DIAGRAM (VL-AH131/AH151)

Schematic for the RF section for specific models.

TG SCHEMATIC DIAGRAM

Schematic for the Timing Generator circuit.

CDS AGC/ACC SCHEMATIC DIAGRAM

Schematic for the CDS AGC/ACC circuits.

LENS DRIVER SCHEMATIC DIAGRAM

Schematic for the lens driver circuitry.

HEAD AMP SCHEMATIC DIAGRAM

Schematic for the head amplifier circuit.

MOTOR DRIVER SCHEMATIC DIAGRAM

Schematic for the motor driver circuits.

CCD SCHEMATIC DIAGRAM

Schematic for the CCD sensor circuitry.

PRINTED WIRING BOARD ASSEMBLIES

VCR PWB (Component Side)

Component layout for the VCR PWB, component side.

VCR PWB (Wiring Side)

Wiring layout for the VCR PWB, wiring side.

CAMERA PWB (Component Side)

Component layout for the Camera PWB, component side.

CAMERA PWB (Wiring Side)

Wiring layout for the Camera PWB, wiring side.

HEAD AMP PWB (Component Side)

Component layout for the Head Amp PWB, component side.

HEAD AMP PWB (Wiring Side)

Wiring layout for the Head Amp PWB, wiring side.

REPLACEMENT PARTS LIST AND EXPLODED VIEWS

ELECTRICAL PARTS LIST

List of electrical components for replacement, noting safety-related parts.

PRINTED WIRING BOARD ASSEMBLIES (Non-Replaceable)

Lists PWBs, indicating they are not replaceable items.

TUNER AND ASSEMBLY UNITS PARTS

Parts list for tuner and various assembly units.

INTEGRATED CIRCUITS LIST

List of integrated circuits with part numbers and descriptions.

TRANSISTORS LIST

List of transistors with part numbers and descriptions.

DIODES LIST

List of diodes with part numbers and descriptions.

PACKAGED CIRCUITS LIST

List of packaged circuits and their part numbers.

COILS AND TRANSFORMERS LIST

List of coils and transformers with part numbers.

CAPACITORS LIST

List of capacitors with part numbers.

RESISTORS LIST

List of resistors with part numbers.

BALUNS LIST

List of baluns with part numbers.

MISCELLANEOUS PARTS LIST

List of various other parts not categorized elsewhere.

CAMERA UNIT PARTS LIST

Specific parts list for the camera unit.

PACKING OF THE SET

PACKED MECHANISM PARTS

Lists mechanism parts included in the set's packing.

PACKED CABINET PARTS

Lists cabinet parts included in the set's packing.

SUPPLIED ACCESSORIES LIST

Lists accessories provided with the set.

PACKING MATERIALS (Non-Replaceable)

Lists packing materials not intended for replacement.

MECHANISM CHASSIS EXPLODED VIEW

Exploded view illustrating the assembly of the mechanism chassis.

CABINET EXPLODED VIEW

Exploded view showing the assembly of the device's cabinet.

CAMERA UNIT EXPLODED VIEW

Exploded view illustrating the assembly of the camera unit.

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