Reading Tips
CHCNAV ALPHAAIR-450 USER MANUAL | 2021-10 P a g e | 4
1 Reading Tips
1.1 Symbol Description
Forbid
Warning
Important note
Operate & Using tips
1.2 Recommendations
CHCNAV provides below documents for user:
▪ Product configuration list
▪ AlphaAir 450 mobile mapping system user manual
It is recommended for user to read above documents before first time using.
1.3 Service & Support
CHCNAV website: http://www.chcnav.com
Service Hotline: 400-620-6818
Wechat public:
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