Versions And Updates; Overview; Safety Precautions - Fnirsi FNB48 User Manual

0.0 Versions and Updates

As instrument products have many functions and frequent software and
hardware updates, the manual may be updated at any time, please be aware.
Please get the latest update information on the official website.

1.0 Overview

The FNB48USB tester is a high-reliability, high-safety USB voltage and
current detection meter and a mobile communication terminal fast charging
trigger. It has a 1.77-inch TFTLCD display and integrated USB-A, Micro-USB,
Type-C interfaces. Use external 16-bit ADC, PD protocol physical chip. It
can be used to measure the power supply or power consumption of products
such as USB interfaces, mobile phone chargers, U disks, etc.; it can be used
to measure mobile phone charging power and mobile power input and output
conditions; it can be used for charger fast charging protocol testing.
This instruction manual includes relevant safety information, warning
tips and solutions to common abnormal situations. Please read the relevant
content carefully and strictly abide by all warnings and precautions.

2.0 Safety Precautions

1 Do not connect the monitoring interface to a power supply exceeding 24V;
2 Do not connect the PC connection port to a power source exceeding 16V;
3 Only one pair of monitoring interfaces (one input port, one output
port) can work at the same time. When there is a pair of monitoring
interfaces working, it is forbidden to connect to the equipment on
other monitoring interfaces. (Except the PC connection port, the PC
port can be connected to an external power supply)
4 When using the fast charge trigger module, please do not connect
equipment that cannot withstand high voltage to any monitoring interface;
5 After using the PD trigger/monitor/conversion/read E-Marker cable
function, please turn the PD communication switch in the lower right
corner back to the OFF position;
6 When working at high power,The temperature of the instrument rises,Please
be careful,Prevent burns
7 Do not charge the phone after the fast charge is triggered,Therefore,
the phone is damaged, The manufacturer is not responsible.
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