HIKVISION DS-7604NI-Q1 Quick Start Manual page 6

Symbol Conventions
The symbols that may be found in this document are defined as follows.
Symbol
Safety Instructions
 Proper configuration of all passwords and other security settings is the responsibility of the
installer and/or end-user.
 In the use of the product, you must be in strict compliance with the electrical safety
regulations of the nation and region. Please refer to technical specifications for detailed
information.
 Input voltage should meet both the SELV (Safety Extra Low Voltage) and the Limited Power
Source with 100~240 VAC or 12 VDC according to the IEC60950-1 standard. Please refer to
technical specifications for detailed information.
 Do not connect several devices to one power adapter as adapter overload may cause
over-heating or a fire hazard.
 Please make sure that the plug is firmly connected to the power socket.
 If smoke, odor or noise rise from the device, turn off the power at once and unplug the power
cable, and then please contact the service center.
 If the POE ports of device do not comply with Limited Power Source, the additional equipment
connected to POE ports shall have fire enclosure.
 The USB interface of the /P devices can be connected with the mouse and U-flash disk storage
device only.
Preventive and Cautionary Tips
Before connecting and operating your device, please be advised of the following tips:
 Ensure unit is installed in a well-ventilated, dust-free environment.
 Unit is designed for indoor use only.
 Keep all liquids away from the device.
Network Video Recorder Quick Start Guide
Description
Provides additional information to emphasize or supplement
important points of the main text.
Indicates a potentially hazardous situation, which if not avoided,
could result in equipment damage, data loss, performance
degradation, or unexpected results.
Indicates a hazard with a high level of risk, which if not avoided, will
result in death or serious injury.
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