User's Guide

Appendix 1 use and precautions
Measurement instrument is a complex and sophisticated equipment, in the daily carrying, handling, use and
preservation, only through the correct use and proper maintenance, can better ensure the accuracy of the
instrument, extend its service life.
1 When using CM3 Series receivers: Do not remove the instrument yourself, contact the supplier in
the event of a failure；
2 Please specify the brand-name regulated power supply, and strictly follow the nominal voltage of t
he far instrument, so as not to cause damage to the radio and receiver；
3 Please use the original battery and accessories, the use of non-dedicated batteries, chargers may c
ause explosion, combustion and other unexpected circumstances, the use of non-original accessorie
s are not eligible for warranty；
4 When charging with a charger, be careful to stay away from fire sources, inflammable and explosi
ve items, and avoid serious consequences such as fire；
5 Do not dispose of discarded batteries at will and dispose of them in accordance with local manag
ement practices for special waste；
6 The station may produce high temperatures during use and be careful to prevent burns when usin
g. Reduce and avoid unnecessary shelter on radio surfaces and maintain a good ventilation enviro
nment；
7 Do not charge the battery while supplying power to the station；
8 Do not be exposed to high gain antennas for long periods of time and maintain a distance of mo
re than 1-1.5 meters when using the radio station for long periods of time to avoid ra
diation damage；
9 Do not use antennas and alignment bars on thunderstorm days to prevent accidental injury du
e to lightning strikes；
10 Please strictly follow the user manual in the connection method to connect your device, each plu
g-in should pay attention to plug-in, power switch to turn on in turn；
11 It is prohibited to plug in and out of the wires without cutting off the power；
12 Please do not continue to use after each wire is broken, should promptly purchase and replace n
ew wire, to avoid unnecessary injury；
13 Please do not continue to use after each wire is broken, please buy and replace the new wire in
time to avoid unnecessary injury；
14 After the middle rod is damaged, it should be repaired and replaced in time, and shall not be us
ed in a residual manner；
15 The tip of the middle bar is easily injured, and when using the rod antenna and the center rod,
pay attention to safety。