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M3 Mobile SL20 Series - User Manual

M3 Mobile SL20 Series
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M3 SL20 Series
User Manual
Version 1.0 © 2021
Korea Headquarter Seoul, Korea | sales@m3mobile.co.kr | +82-(0)2-574-0037
Europe Headquarter
Germany, Frankfurt | sales_eu@m3mobile.net | +49-(0)-6190-8021829
www.m3mobile.net
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M3 Mobile SL20 Series Specifications

General IconGeneral
BrandM3 Mobile
ModelSL20 Series
CategoryData Loggers
LanguageEnglish

Summary

Getting Started

1.1 Package Contents

Lists items included in the M3 SL20 package.

1.2 Battery Usage

How to insert, remove, and charge the device battery.

1.3 Device Power Management

Procedures for powering the device on, off, and standby.

1.4 Memory Card Operations

How to insert and check data on a memory card.

1.5 SIM Card Installation

Steps for inserting the SIM card into the device.

Basic Device Operation

2.1 Device Features Overview

Overview of the device's physical layout and components.

2.2 Physical Button Functions

Explains the function of each physical button on the device.

2.3 Home Screen Elements

Describes the main interface elements of the device.

2.3.1 Status Bar

Explains the icons and information displayed in the status bar.

2.3.2 Notification Bar

Details the icons and notifications shown in the notification bar.

2.3.3 Dock Bar

Information on shortcut icons placed in the dock bar.

2.4 Data Input Methods

How to input data using the virtual keyboard.

2.5 Device Reset Procedures

Procedures for resetting the device to factory defaults.

2.5.1 Soft Reset

Method for performing a soft reset via the power menu.

2.5.2 Factory Reset

Steps to perform a full factory data reset.

Factory Reset Protection (FRP)

Explains the security feature preventing unauthorized resets.

2.6 PC Connectivity

How to connect the device to a computer.

Application Screen Usage

3.1 Phone Functionality

How to make calls and manage contacts.

3.2 Wi-Fi Connectivity

How to connect to and use Wi-Fi networks.

3.3 Scanner Operation

Information on using the device's built-in 2D scanner.

3.4 Bluetooth Configuration

How to connect and use Bluetooth devices.

3.5 NFC Functionality

How to activate and use the NFC feature.

Advanced Device Functions

4.1 Operating System Updates

How to check for and install operating system updates.

4.2 Key Setting Customization

Customizing the device's physical key assignments.

4.3 Battery Hot Swapping

How to swap the battery without rebooting the device.

Device Information and Support

5.1 Device Specifications

Detailed technical specifications of the M3 SL20 device.

5.2 Service and Contacts

Information on obtaining support and contacting service centers.