Dahua XVR7416L User Manual

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Item
Note
from 0 to 100. The default value is 50.
The larger the number, the higher the contrast is. You
can use this function when the whole video bright is OK
but the contrast is not proper. Please note the video may
become hazy if the value is too low. If this value is too
high, the dark section may lack brightness while the
bright section may over exposure .The recommended
value ranges from 40 to 60.
Saturation
It is to adjust monitor window saturation. The value
ranges from 0 to 100. The default value is 50.
The larger the number, the strong the color is. This value
has no effect on the general brightness of the whole
video. The video color may become too strong if the
value is too high. For the grey part of the video, the
distortion may occur if the white balance is not accurate.
Please note the video may not be attractive if the value
is too low. The recommended value ranges from 40 to
60.
Gain
The gain adjust is to set the gain value. The default
value may vary due to different device models. The
smaller the value, the low the noise. But the brightness is
also too low in the dark environments. It can enhance
the video brightness if the value is high. But the video
noise may become too clear.
Color mode
It includes several modes such as standard, color, bright,
gentle. Select a color mode, the sharpness, brightness,
contrast and etc can automatically switch to
corresponding setup.
EQ
Click or to adjust image equalization value.
Click reset button , system can auto adjust the video
to the best effect.
This function is for analog channel only.
Image position
It is to adjust the image position on the screen. The
value here refers to the pixel. The default pixel value is
16.
This function is for analog channel only.
4.5.6 Display
It is to set display output mode. There are two modes: full screen (4:3)/image original rate
(16:9). Icon means current display output mode. See Figure 4-30.

Dahua XVR7416L Specifications

General

Brand	Dahua
Model	XVR7416L
Category	DVR
Language	English

Summary

1 FEATURES AND SPECIFICATIONS

1.1 Overview

General introduction to the standalone DVR product for security fields.

1.2 Features

Lists the key features of the product, including surveillance, storage, and compression.

1.3 Specifications

Details the technical specifications for various HCVR series models.

2 OVERVIEW AND CONTROLS

2.1 Front Panel

Describes the front panel layout and buttons for different series of DVRs.

2.2 Rear Panel

Details the rear panel connections and ports for various DVR models.

3 INSTALLATION AND CONNECTIONS

3.3 HDD Installation

Important safety precautions and steps for installing the HDD in the DVR.

4 Overview of Navigation and Controls

4.1 Boot up and Shutdown

Steps for powering the DVR on and off, including auto-resume after power failure.

4.2 Set/Reset Password

Procedures for setting or resetting the administrator password and security questions.

4.3 Startup Wizard

Steps for initial device configuration using the startup wizard after booting up.

4.4 Live Viewing

How to view live video, adjust system settings, and use preview control functions.

4.5 Right-Click Menu

Explains the functions available via the right-click menu in the preview interface.

4.9 Operation

General operational procedures for the DVR system.

4.10 Information

Viewing system details like HDD status, record, BPS, and firmware version.

4.11 Setting

General system settings, including camera, network, event, storage, and system configurations.

5 WEB OPERATION

5.1 Network Connection

Checking network connection and setup before operating via web client.

5.2 Login

Steps for logging into the device via a web browser using IE.

5.3 LAN Mode

Understanding the main window layout and function buttons in LAN mode.

5.4 Real-time Monitor

Viewing live video feeds, device IP, and channel information.

5.5 PTZ

Operating PTZ functions after setting the correct protocol.

5.8 Setup

Configuring camera, network, event, storage, and system settings.

5.10 Playback

Accessing playback functions to review recorded video.

7 FAQ

DVR can not boot up properly.

Troubleshooting steps for issues preventing the DVR from booting.

Can not log in client-end or web.

Troubleshooting client-end and web login issues.

Network connection is not stable.

Troubleshooting unstable network connections.

Appendix A HDD Capacity Calculation

Appendix G Earthing

1. What is the surge?

Explanation of surges, their sources, and effects on electronic devices.

2. The earthing modes

Description of different earthing methods like one-point, multiple-point, and mixed ground.