HIKVISION DS7208HVI-ST User Manual

Product Maintenance Manual
（HIK/DS7208HVI-ST/SN）
Functional Characteristics：
 VGA video output resolution topped 1024 * 768;
 Partial digital zoom by using mouse when in HIKVISION PTZ control mode
 The first channel support 4CIF/2CIF/CIF/QCIF real-time coding, the others
channel support CIF/QCIF real-time coding;
 Support preview images and playback image of electronic amplification；
 VGA, VIDEO OUT can be simultaneously screen preview, of which the main
output can output menu operation;
 Support four channel synchronous playback;
 Support one SATA interface;
 Support NTP (network school), SADP (automatic search IP address)
agreement.

HIKVISION DS7208HVI-ST Specifications

General

Video Input	8 channels
Compression	H.264
Power Supply	12V DC
Audio Output	1 channel
Operating System	Embedded Linux
Power Consumption	≤ 15W
Video Output	1 channel HDMI, 1 channel VGA
Network Interface	1 RJ45 10M/100Mbps Ethernet interface
Audio Compression	G.711u
Audio Input	1 channel
Hard Disk	1 SATA interface
USB Interface	2 x USB 2.0
Operating Temperature	-10°C to +55°C (14°F to 131°F)
Operating Humidity	10% to 90% RH

Summary

DS80061 Mainboard Hardware Principle Diagram

DS80061 Mainboard Hardware Modules Diagram

DS80061 Mainboard Hardware Module Introduction

VGA Output Module

VOUT Output Module

SATA Module

Power Supply Module

Details the power module components like BD9329, BD9328, and BD00ICOWE for voltage regulation.

DS80061 Mainboard Failure Analysis

First Meet VGA Display

Addresses an issue where the system detects VGA display but shows only VGA signal and system menu.

First Meet VOUT Monitor

Addresses an issue where the system detects VOUT monitor but shows only VGA signal and system menu.

Fault Analysis

Comprehensive analysis of common hardware failures, guiding users through diagnosis.

No VGA Output

Guides on diagnosing and resolving the absence of VGA output by checking resistance and voltages.

No VOUT Output

Provides steps to troubleshoot and fix the lack of VOUT signal by checking components and connections.

Image Problem

Voice Problems

RS485 Failure

Internet Links

SATA Hard Dish Fault

VGA Output Color Devation

USB Fault