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States Vantron's rights and responsibilities regarding the manual's content and use.
Defines the symbols used in the document, such as Notice and Caution.
Recommends compliance with the manual and disclaims liability for accidents.
Outlines the VT-MOD-CELL-B48 LTE module, including its function and acronym.
Details the functions and characteristics of the VT-MOD-CELL-B48 LTE module, including chipset and features.
Provides a list of acronyms used in the manual with their full names.
Introduces the external interfaces of the VT-MOD-CELL-B48 LTE module.
Defines the interface signals and pin details for the general LCC interface.
Describes the U.FL-R-SMT-1 RF connector used for the module's four antenna interfaces.
Provides guidelines for installing antennas, including spacing and co-location restrictions.
Details typical RF performance characteristics such as transmit power and receiving sensitivity.
Introduces the electrical characteristics of the module's interfaces.
Lists the absolute maximum ratings for the VT-MOD-CELL-B48 LTE module.
Specifies the operating and storage temperature ranges for the module.
Recommends application conditions for digital signal DC characteristics.
Details power supply specifications and consumption figures for the module.
Describes the application of each interface of the VT-MOD-CELL-B48 LTE module.
Explains the USIM card interface, its signals, and connection requirements.
Provides a schematic reference for the USIM interface circuit on the user side.
Offers design guidelines for the SIM interface, including EMI filtering and routing.
Details the power interface requirements and recommendations for the module.
Describes the USB 2.0 high-speed signals and their functions.
Explains the status indication signals, primarily for LED functions.
Details the reset interface, including the PERST_N pin and reset timing.
Describes how to recover the manufacture configuration using the FACT_RST# pin.
Provides recommendations for the proper disposal of the device and batteries.
Lists critical safety tips for operation, environment, and handling.
Specifies requirements for FCC ID labeling on the end product.
Informs OEM integrators about providing regulatory information to end users.
Details FCC Part 15 compliance and interference statement for the device.
States compliance with FCC radiation exposure limits and installation distance.
Provides contact information for the US office of Vantron Technology, Inc.
Provides contact information for the China office of Chengdu Vantron Technology, Ltd.
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