Summary of Contents for M3 Mobile SL20P
- Page 1 M3 SL20P User Manual Version 1.3 © 2024 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...
- Page 2 SL20P User Manual Revision Release date of version 1.0: Oct. 2021 Initial distribution Release date of version 1.1: Feb. 2022 Corrected typos Release date of version 1.2: July 2022 Update of contents Release date of version 1.3: Dec 2024 Update of OS Image ...
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Page 3: Terms Of Use
M3 Mobile does not have any legal responsibility for copyright or patent breach by the user. M3 Mobile can request all or part of the applications developed by a user or a third party. The request is for the improvement of user environment or device performance. -
Page 4: Safety Rules
SL20P User Manual Trademarks M3 Mobile and M3 logos are registered as trademarks of M3 Mobile. M3 SL20 is a registered trademark of M3 Mobile Co., Ltd. Google, Android, Google Play, YouTube, and other marks are trademarks of Google LLC. -
Page 5: Instructional Icons
SL20P User Manual Instructional Icons Before using this manual, please carefully read and understand the following icons: Warning – Situations that may cause injury to yourself or others Caution – Situations that may cause damage to your device or other equipment ... -
Page 6: Table Of Contents
SL20P User Manual Table of Contents Contents Contents ..........................6 Getting Started ....................... 9 1.1 Package Contents ....................9 1.1.1 Device and Accessories ................9 1.2 Battery ........................ 10 1.2.1 How to use ....................10 1.2.2 Charging the Battery ................11 1.3 Turning the Device On/Off .................. - Page 7 SL20P User Manual 2.4 Data Input ......................23 2.4.1 Virtual Keyboard ..................23 2.5 Device Reset ...................... 23 2.5.1 Soft Reset (1) ..................23 2.5.2 Soft Reset (2) ..................23 2.5.3 Factory Reset ..................24 2.6 Connecting with a PC ..................26 2.6.1...
- Page 8 SL20P User Manual 4.2.1 Contacts ....................41...
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Page 9: Getting Started
SL20P User Manual 1 Getting Started 1.1 Package Contents 1.1.1 Device and Accessories The M3 SL20 package includes the following items: SL20, Battery, Hand Strap, Bullet Proof Film, Quick Manual M3 SL20 Battery Quick Manual Hand Strap Screen Protector If one or more items above are damaged or are not included in the package, contact the store where you purchased the device. -
Page 10: Battery
SL20P User Manual 1.2 Battery 1.2.1 How to use Inserting the Battery Insert the battery from the bottom in the right direction. M3 SL20 uses 3.8 V 3,000mAh, 5,000mAh Li-ion Battery. If an unapproved battery is used, it may explode. -
Page 11: Charging The Battery
SL20P User Manual 1.2.2 Charging the Battery "When the low battery warning message appears, please charge the battery. If you continue to use the device without charging the battery, the device may turn off. You can charge the device directly with a C-type USB cable or use a cradle to charge it."... - Page 12 SL20P User Manual For information on the device battery, Swipe the bottom Click Settings Battery...
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Page 13: Turning The Device On/Off
SL20P User Manual 1.3 Turning the Device On/Off 1.3.1 Turning the Device On Press and hold Power button until the device vibrates. This will turn the device on and initial screen will display. If the battery is completely discharged, problems may occur when the device is turned on. -
Page 14: Standby Mode
SL20P User Manual If the device stops its operation for a long time, press and hold the Power button for about eight seconds to forcibly reboot the device. 1.3.3 Standby Mode If the device is not used for a long time, M3 SL20 automatically shifts to standby mode to decrease battery consumption. -
Page 15: Memory Card
SL20P User Manual 1.4 Memory Card 1.4.1 Inserting an External Memory Card The Micro-SD card is used as an external memory of M3 SL20. After removing the battery, insert SD memory card into the Micro-SD card slot. To insert Micro-SD card, 1. -
Page 16: Checking Data
4. Slide the Micro-SD card holder down to lock it. Android™ 13, the OS used in M3 SL20P, can support up to 1 TB for external memory. 1.4.2 Checking Data Information stored in the Micro-SD card can be checked by swiping bottom Click Files ... - Page 17 SL20P User Manual For instructions on how to use the phone, refer to the phone's features.
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Page 18: Basic Use
SL20P User Manual 2 Basic Use 2.1 Features Device Layout ① Scanner window ⑧ Scanner button ⑮ Battery cover lock ⑯ Camera button ⑰ Battery cover ② Microphone ⑨ Volume button ⑱ C-type USB port ③ Power button ⑩ Display ⑲... -
Page 19: Key
SL20P User Manual 2.2 Key 2.2.1 Button Button Description Scanner The scanner operates while the scanner program is running.. Function Activates the set function. Power Turns the display On/Off or powers the device On/Off. Volume up Increases the device's volume. -
Page 20: Status Bar
SL20P User Manual 2.3.1 Status Bar The Status Bar displays status of the device. Icon Icon Name Description Battery Battery charging status or battery residual capacity Phone Call strength or no signal Sound / Vibration Sound or Vibration status of the device... - Page 21 SL20P User Manual Data Upload Data is being uploaded. Data Download Data is being downloaded. SD Card Full Capacity of SD card is full. Device is connected through USB. Debugging USB debugging can be used. Received Message There is a message received.
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Page 22: Dock Bar
SL20P User Manual You can see what the world is watching in music, games, entertainment, news, and more. Subscribe to channels, share YouTube videos with friends, edit and upload videos, and watch on all devices. Google Drive is a smart online storage and backup that allows Google Drive you to access all your files from your devices. -
Page 23: Data Input
SL20P User Manual 2.4 Data Input 2.4.1 Virtual Keyboard If focus is placed on the input screen, the virtual keyboard will be automatically displayed. 2.5 device Reset 2.5.1 Soft Reset (1) Press and hold Power button to display power management menu. Select “Restart” menu. -
Page 24: Factory Reset
SL20P User Manual 2.5.3 Factory Reset If serious problem occurs in the device or problem is not solved through Soft Reset, Perform factory reset. For factory reset, Perform the following procedure: Swipe the bottom Click Settings System Reset options Erase all data (factory reset) Check if Erase internal SD card is checked. - Page 25 SL20P User Manual security feature on Android devices with Lollipop 5.1 or higher. FRP is automatically activated when you set up Google Account on your device. Once FRP is activated, it prevents use of a device after factory data reset, until you log-in using Google username and password previously set up on the device.
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Page 26: Connecting With A Pc
SL20P User Manual If you can't remember any of your Google Account information, you can send your device, along with proof of purchase, to an authorized M3Mobile supplier. M3 has special tools to reset the phone to factory defaults with no protection enabled. -
Page 27: Using The Application Screen
SL20P User Manual 3. Once the driver is completely installed, file is transferred through Explorer. If the device does not connect with a PC, check the following: Check if the USB cable is properly connected between the device and PC. -
Page 28: Wi-Fi
SL20P User Manual Make sure the phone feature is turned on before making calls or transmitting data over the network. 3.2 Wi-Fi 2.8.1 Setting the Wi-Fi Feature Activating the Wi-Fi feature Swipe the bottom Click Settings and set the WLAN menu to ON/OFF to activate or deactivate the Wi-Fi feature. - Page 29 SL20P User Manual 3. You can also create a QR code to share your network and connect other devices through the shared QR code without entering your Wi-Fi password.
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Page 30: Scanner
Web site. (Homepage: http://www.m3mobile.net). 2.9.1 How to Use Scanner M3 Mobile provides the program( ) needed to use a scanner by default. It is the keyboard wedge program that sends barcode data. -
Page 31: Bluetooth
SL20P User Manual <1D Scanner> <2D Scanner> Do not look at the laser beam directly. (CLASS 2 LASER PRODUCT 1.0 mW, MAX OUTPUT: 650 nm) If the device is used for purposes other than that described in this manual, a user ... -
Page 32: Connecting Using Bluetooth
SL20P User Manual 2.10.2 Connecting Using Bluetooth List of devices available to connect to is displayed If the “Bluetooth pairing request” screen is displayed, enter PIN code of the Bluetooth device to complete access to the device. Guide on distance between the device and user The device is tested in general conditions wherein the device is 0.5 cm apart from... -
Page 33: Nfc
SL20P User Manual 3.5 NFC 2.11.1 Setting the NFC Feature Activating the NFC Feature There is an NFC antenna next to the speaker behind the SL20 device, so please orient it and tag it. Swipe the bottom Click Settings Connected devices Connection preferences ... -
Page 34: Connecting The Nfc Feature
SL20P User Manual 2.11.2 Connecting the NFC Feature Connecting with the NFC Device Open Web page or screen of a video, photo, or contact. Place back part of the NFC device toward back part of M3 SL20. Touch the screen. Data transfer would then start. -
Page 35: Advanced Use
2. Place M3 SL20 near the device. The device displays that connection is successfully performed. 4 Advanced Use 4.1 OS Update The M3 Mobile distributes new OS to improve the quality and performance of a product. To check OS version of the device, Swipe the bottom Click Settings About device ... -
Page 36: Key Setting Conversion
SL20P User Manual The latest OS is described on the online support page of M3 Mobile. The OS of M3 SL20 can be updated through two methods. Use Micro-SD card Connect the device via Ethernet cradle For detailed information on OS update, please refer to the “OS” item of the M3 FAQ (FAQ download). - Page 37 SL20P User Manual Keys can be set as follows: SL20 KEYTOOL application KeyTool...
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Page 38: Battery Hot Swap
SL20P User Manual You can modify the physical button settings of the device, except for the power button. 4.3 Battery Hot swap Sometimes people want to swap the battery without rebooting a device. Because, 1) Not saved application data is erased when device is rebooted. -
Page 39: Others
Vibrate alert and Bluetooth wireless headset support; High quality speaker phone; 1 Watt Built-in speaker and microphone Performance Characteristics Processor 2.0 GHz Octa-core processor Android 13 with M3 Mobile’s StartUp for control over GMS and other services; will support future Android releases. 4GB/64GB Flash Memory 8GB/128GB Flash All models ship with rechargeable Li-Ion Polymer, 3.8V... - Page 40 SL20P User Manual (1/2/3/4/5/7/8/19/20/28) LTE TDD: 1600/2300/2500 (38/40/41) UMTS/HSDPA/HSPA+:850/900/1800/1900/2100(1/2/3/4/5/8); GSM/GPRS/EDGE: 850/900/1800/1900 (2/3/5/8) Autonomous, Concurrent GPS; GLONASS; Gallileo; Beidou, GNSS and A-GPS Wireless LAN IEEE 802.11 802.11 a/b/g/n/ac/d/e/h/i/j/k/r/v, IPv4, IPv6, 1X1 Radio MU-MIMO Channel 1-13 (2412-2472 MHz) : 1,2,3,4,5,6,7,8,9,10,11,12,13 Operating Channel 36-165 (5180-5825 MHz) : 36,40,44,48,52...
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Page 41: Service
Directive 2011/65/EU, Directive(EU)2015/863 Warranty Subject to the terms of M3 MOBILE’s hardware warranty statement, the SL20 Series are warranted against defects in workmanship and materials for a period of 1 (one) year from the date of shipment, for complete warranty statemen 5.2 Service...
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