Sharp VL-E680U

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SHARP
SERVICE MANUAL
SYBASJL-E630U
LIQUID CRYSTAL CAMCORDER
q
NTSC
VL-E630U/T
VL=E680U
MODELS
VL-E685U/T
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.
CONTENTS
Page
2. SPECIFICATIONS
..............................................................................................................................
2
4. DISASSEMBLY OF THE SET
.............................................................................................................
3
5. MECHANISM ADJUSTMENT..
...........................................................................................................
4
6. ADJUSTMENT OF
VCR..
....................................................................................................................
5
8. SCHEMATIC DIAGRAMS..
................................................................................................................
8
11
.REPLACEMENT PARTS LIST
..........................................................................................................
29
12.PACKlNG OF THE SET
....................................................................................................................
35
SHARP CORPORATlON
This document has been published to be used for
after sales service only.
The contents are subject to change without notice.

Sharp VL-E680U Specifications

General

Recording Media	MiniDV
Optical Zoom	10x
Video Resolution	520 TV Lines
LCD Screen Size	2.5 inches
Focus Adjustment	Auto/Manual
Minimum Shutter Speed	1/60 sec
Microphone Operation Mode	Stereo
Viewfinder	Color
White Balance	Auto/Manual
USB Interface	Yes
AV Output	Yes
Battery Type	Lithium-ion
Type	Digital Camcorder
Image Sensor	1/4" CCD
Focus System	TTL
Exposure Control	Manual
Effective Pixels	680K

Summary

Camcorder Specifications

Camcorder Disassembly Procedures

CCD Sensor Replacement

VCR and Camera Adjustment Procedures

VCR Section Adjustments

Methods for adjusting Y/C circuit and LCD display voltage.

Camera Section Adjustments

Circuit Schematic Diagrams

Power Circuit Schematic

Diagram of the camcorder's power supply and distribution circuits.

Audio Circuit Schematic

Diagram illustrating the audio signal processing and output circuits.

Motor Driver Schematic

LCD Display Circuit Schematic

System Control Circuit Schematic

Diagram of the central system control and microcomputer circuits.

YC Circuit Schematic

Replacement Parts Identification

Electrical Component Parts

List of electrical parts like resistors, capacitors, ICs, and transistors.