DVR User Manual

This manual introduces the features, appearance, installation, system boot process, system menu introduction, etc. of DVR-4C4H-4

Brand: DVR
Category: Digital Video Recorder
Document type: User Manual
Language: Chinese
Pages: 13
File format: PDF
File size: 2.2 MB
Published: 01 April, 2012
Updated: 30 September, 2023
MD5 checksum: 8D5E576F0ED6F2A4C89BC820E84D8808
PDF: DVR User Manual PDF

About this manual

The manual describes the front and rear panel connectors, including 4 video BNC inputs, 1 audio RCA input, USB2.0, and 12 VDC power connections. It explains how to install the DVR, connect cameras and monitors, and set power polarity correctly.

It also covers menu functions for selecting video modes (PAL/NTSC), adjusting frame rates, and handling data loss or system freezes. A troubleshooting section answers common questions about slow performance, storage capacity, and video signal issues. This manual is written in Chinese.

What's inside

Features Overview
Front Panel
Rear Panel
Installation
Connection
Operation Modes
Menu Functions
Data Loss Prevention
Troubleshooting
FAQ

Specifications

Supported storage interface	ATA‑100
Maximum storage capacity	500 GB
USB interface	USB 2.0
Video inputs	4 BNC channels
Supported video standards	PAL / NTSC
Power output (for external devices)	12 VDC OUT+ / OUT-
Power input	9.32 VDC IN+ / IN-
Internal storage capacity (example)	400 420 MB

Frequently asked questions

How should the DVR be installed and connected?

Connect the four BNC video inputs, the RCA audio input, and the 12 VDC power lines, making sure the polarity is correct and never reverse the power connections.

How do I change the video format between PAL and NTSC?

Use the menu to select either PAL or NTSC mode under the video settings.

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