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Hitachi HV-C20M User Manual

Hitachi HV-C20M
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3-CCD Color Camera
MODEL
HV-C20/C20M
OPERATION MANUAL
Please read this operation manual carefully for proper operation, and keep
it for future reference.
Hitachi Denshi , Ltd.
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Hitachi HV-C20M Specifications

General IconGeneral
Sensor TypeCCD
Horizontal Resolution480 TV lines
Lens MountC/CS Mount
Scanning System2:1 Interlace
SynchronizationInternal/Line Lock
Signal-to-Noise Ratio50 dB
Resolution752 x 582 (PAL)
Effective Pixels752 x 582 (PAL)
Video Output1.0Vp-p composite video, 75 ohms
Power Supply12V DC/24V AC
Power Consumption3.5W
Operating Temperature-10°C to 50°C

Summary

Camera Features and Specifications

C-mount and High Resolution

Describes C-mount lens use, high resolution, sensitivity, and SNR.

Auto Level Control (ALC) & Shading Correction

Explains ALC features and auto shading correction function.

Data Communication and Model Variations

Details PC control via RS-232C and differences between HV-C20/C20M.

Standard Package Contents

Lists all items included in the camera package.

User Safety and Operating Guidelines

Safety Precautions

Lists essential safety warnings for camera operation and handling.

Installation, Storage, and Cleaning

Covers environmental requirements, placement, and cleaning instructions.

Inherent CCD Imaging Phenomena

Smear, Noise, Moire, and Ghosting

Describes common CCD phenomena like smear, fixed pattern noise, moire, and ghosting.

Lens Compatibility and Adjustment

Lens Mount and Optical Selection

Guides on lens compatibility, optical characteristics, and mounting cautions.

Flange Focal Distance Tuning

Provides steps for adjusting focus after lens replacement.

Camera Component Identification

Connectors and Controls Overview

Identifies and explains the function of various camera connectors and switches.

Detailed Technical Specifications

System and Imaging Specs

Lists technical details for optical system, imaging device, resolution, and sensitivity.

Input/Output Signal Details

Specifies signal types, levels, and connector pin assignments for inputs and outputs.

Menu System Navigation

Menu Screen Hierarchy and Controls

Illustrates the menu structure and navigation using switches like MENU, SEL, UP/DOWN.

Main Menu Configuration Options

Camera Mode, White Balance, and Shading Control

Details settings for camera mode, white balance presets, and shading correction types.

AGC and Shutter Control Settings

AGC (Gain Control) Parameters

Explains AGC ON/OFF modes, gain limits, and specific gain settings.

Electronic Shutter Modes

Describes various electronic shutter modes including OFF, EXT, AES, Var., Lock Scan, and Field-on-demand.

Advanced Sub Menu Settings

DTL, Gamma, Contrast, Knee, and Integration Modes

Covers advanced settings for detail, gamma, contrast, knee, and CCD integration.

Level, Sync, and Adjustments

Black Level, Gain, and Sync Settings

Details adjustments for master, R, and B black levels, gain, and sync signal parameters.

Auto Adjustments and Remote Configuration

Explains auto black balance, remote control baud rate settings, and ID/title setup.

Iris Gate Functionality

Iris Gate ON/OFF and Area Settings

Describes how to enable/disable iris gate and adjust its area size and position.

Lens and Sync Signal Configuration

Lens Type and Sync Impedance Settings

Covers selection of auto iris lens type (DC/VIDEO) and genlock input impedance.

Phase Adjustments

Details coarse and fine adjustments for subcarrier phase and horizontal sync phase.

ID and Title Display Setup

ID/Title Positioning and Data Entry

Explains how to set the ID number and title display position and enter data.

White Balance Tuning Guide

Manual and Real-time Auto White Balance

Provides step-by-step instructions for manual white balance adjustment and explains real-time auto white balance.

Auto Shading Correction Procedures

Correction Modes and Error Handling

Details auto shading correction modes, procedures, and troubleshooting for error messages.

Automatic Level Control (ALC) Strategies

ALC Combination Methods

Illustrates how AGC, Lens, and AES functions combine to form ALC.

Physical Specifications and Connections

Connector Pinouts and Dimensions

Provides pinout details for various connectors and shows the camera's physical dimensions.

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