User's Manual

Overview
7
1. Overview
1.1 Safety Instructions
Safety instructions are provided to ensure user safety and prevent property damage. Please
read the following safety instructions and warnings before using the device.
 WARNING Symbol
WARNING
Indicates a potentially hazardous situation which, if not avoided, could
result in death or serious injury. Failure to comply with a warning could
result in severe damage to the device.
 CAUTION Symbol
CAUTION
Indicates a potentially hazardous situation which, if not avoided, may
result in minor or moderate injury. Failure to comply with a caution may
result in damage to the device.
 IMPORTANT Symbol
IMPORTANT
Indicates instructions that users must observe or refer to. All users must
check and follow the instructions.
1.1.1 User Qualification
IMPORTANT
To use the device, the user must
 Read and understand this user manual.
 Understand the basic structure and features of the device.
 Be able to detect abnormal operation and take appropriate measures.
 Be at least 15 years old and have reading experience for at least five
years.
 Be capable of understanding numbers and languages without
difficulty, have knowledge of oxygen saturation measurement
principles, and have experience using the device or previous training.
1.1.2 Electrical Safety Instructions
WARNING
 Always check the condition of the power supply, computer, tablet, and
cable connections before using the device.
 Ensure that the battery is not replaced by an unauthorized user. There
is risk of overheating, fire, and explosion.
 Do not disassemble the device for maintenance or repair when it is
connected to a power supply.