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About Zebra
ET51/56 Enterprise Tablet Product Reference Guide
Maintenance and Troubleshooting
Troubleshooting
Resetting the Device
Performing a Soft Reset
ET51/56 Enterprise Tablet Product Reference Guide for Android™
ET51/56 Enterprise Tablet Product Reference Guide for Android™
About This Guide
Configurations
Notational Conventions
Icon Conventions
Determining Software Versions
Determining the Serial Number
Service Information
Getting Started
Unpacking
ET51/56 Device Features
ET51 with Integrated Scanner Features
Setup
Removing the Battery
Installing a microSD Card
Installing the nano SIM Card
Charging the Battery
Turning Off the Tablet
Replacing the SIM Card
Replacing the microSD Card
Turning Off the Display
Using the Device
Home Screen
Setting the Home Screen Rotation
Status Bar
Notification Icons
Status Icons
Managing Notifications
Quick Access Panel Icons
Opening the Quick Access Panel
Editing the Quick Access Tiles
Battery Management
Checking Battery Status
Monitoring Battery Usage
Low Battery Notification
Interactive Sensor Technology
Waking the Device
USB Communication
Transferring Files
Transferring Photos
Disconnecting from the Host Computer
Settings
Accessing Settings
Display Settings
Setting the Screen Brightness Manually
Setting the Screen Brightness Automatically
Setting Night Light
Setting Screen Rotation
Setting Screen Timeout
Setting Lock Screen Notifications
Setting Font Size
Setting Display Size
Setting Touch Panel Mode
Setting the Date and Time
General Sound Settings
Sound Options
Zebra Volume Controls
Remapping a Button
Remappable Keys
Keyboards
Keyboard Configuration
Enabling Keyboards
Switching Between Keyboards
Using the Android and Gboard Keyboards
Edit Text
Entering Numbers, Symbols, and Special Characters
Enterprise Keyboard
Numeric Tab
Alpha Tab
Additional Character Tab
Scan Tab
Language Usage
Changing the Language Setting
Adding Words to the Dictionary
Notifications
Enabling Blink Light
Applications
Installed Applications
Accessing Apps
Switching Between Recent Apps
Battery Manager
Opening Battery Manager
Battery Manager Information Tab
Camera
Taking Photos on Android 11
Taking Photos on Android 13
Taking a Panoramic Photo
Recording Videos on Android 11
Recording Videos on Android 13
Photo Settings
Android 11 Rear Camera Photo Settings
Android 13 Rear Camera Photo Settings
Android 11 Front Camera Photo Settings
Android 13 Front Camera Photo Settings
Video Settings
Android 11 Rear Camera Video Settings
Android 13 Rear Camera Video Settings
Android 11 Front Camera Video Settings
Android 13 Front Camera Video Settings
DWDemo
DWDemo Icons
Selecting a Scanner
RxLogger
RxLogger Configuration
Configuration File
Enabling Logging
Disabling Logging
Extracting Log Files
Backing Up Data
RxLogger Utility
Initiating the Main Chat Head
Removing the Main Chat Head
Viewing Logs
Removing a Sub Chat Head Icon
Backing Up In Overlay View
VC Settings
Display
Screen Blanking
Data Capture
Imaging
Scanning Considerations
Scanning with Integrated Scanner
Scanning with the SE4750 Expansion Back
Scanning with the RS507/RS507X Hands-Free Imager
Scanning with the RS5100 Ring Scanner
Scanning with the RS6000 Bluetooth Ring Scanner
Scanning with the DS3678 Bluetooth Scanner
Scanning with the DS2278 Digital Scanner
Scanning with the DS8178 Digital Scanner
Pairing a Bluetooth Ring Scanner
Pairing in SSI Mode Using Near Field Communication
Pairing in HID Mode Using Near Field Communication
Pairing Using Simple Serial Interface (SSI)
Pairing Using Bluetooth Human Interface Device
Connecting a USB Scanner Using HID
Pairing a Bluetooth Scanner
Pairing Using Simple Serial Interface
Pairing Using Bluetooth Human Interface Device
DataWedge
Enabling DataWedge
Disabling DataWedge
Supported Decoders
Camera Supported Decoders
LI3608 Supported Decoders
LI3678 Supported Decoders
SE4710 Internal Imager Supported Decoders
SE4750 Expansion Back Supported Decoders
RS507/RS507x Supported Decoders
RS5100 Supported Decoders
RS6000 Supported Decoders
DS2278 Supported Decoders
DS3678 Supported Decoders
DS8178 Supported Decoders
Wireless
Wireless Wide Area Networks
Sharing the Mobile Data Connection
Enabling USB Tethering
Enabling Bluetooth Tethering
Enabling Wi-Fi Hotspot
Configuring the Wi-Fi Hotspot
Data Usage
Setting Data Usage Warning
Setting Data Limit
Cellular Network Settings
Data When Roaming
Setting Preferred Network
Using Search for MicroCell
Configuring the Access Point Name
Locking the SIM Card
Wireless Local Area Network
Connecting to a Wi-Fi Network
Removing a Wi-Fi Network
WLAN Configuration
Configuring a Secure Wi-Fi Network
Manually Adding a Wi-Fi Network
Configuring for a Proxy Server
Configuring the Device to Use a Static IP Address
Wi-Fi Preferences
Additional Wi-Fi Settings
Wi-Fi Direct
Bluetooth
Adaptive Frequency Hopping
Security
Bluetooth Profiles
Bluetooth Power States
Enabling Bluetooth
Disabling Bluetooth
Discovering Bluetooth Device(s)
Changing the Bluetooth Name
Connecting to a Bluetooth Device
Selecting Profiles on the Bluetooth Device
Unpairing a Bluetooth Device
Cast
Near Field Communications
Reading NFC Cards
Enterprise NFC Settings
Accessories
Accessory List
Main Battery Charging
Charging Temperature
Charge Only Cradle
Installing the Short Insert
Installing the Tall Insert
Charging the Device
Communication and Charging Cradle
Installing the Insert
Charging the Device
Rugged Communication and Charging Cradle
Charging the Device
4-Slot Charge Only Cradle
Power Setup
Installing the Insert
Installing the Guide
Inserting a Tablet without Rugged Frame into a Slot
Inserting a Tablet with a Rugged Frame into a Slot
Installing the Battery Charger
Rugged Charge Connector
Connecting the Rugged Charge Connector
4-Slot Battery Charger
Power Setup
Charging the Power Pack Using the 4-Slot Battery Charger
Power Pack Charging Indicators
Power Pack
Installing the Power Pack
Rugged Frame
Installing the Rugged Frame
Expansion Back
Installing the Expansion Back
Replacing the Hand Strap
Attaching the Stylus
Removing the Expansion Back
ET51 with Integrated Scanner Hand Strap
Removing the Hand Strap
Installing the Hand Strap on the Back of the Device
Installing the Hand Strap on the Side of the Device
Application Deployment
Security
Secure Certificates
Installing a Secure Certificate
Configuring Credential Storage Settings
Android Development Tools
Android Development Workstation
Enabling Developer Options
EMDK for Android
StageNow for Android
GMS Restricted
ADB USB Setup
Enabling USB Debugging
Entering Android Recovery Manually
Application Installation
Installing Applications Using the USB Connection
Installing Applications Using the Android Debug Bridge
Installing Applications Using the Wireless Android Debug Bridge
Installing Applications Using a microSD Card
Uninstalling an Application
Android System Update
Performing a System Update Using microSD Card
Performing a System Update Using ADB
Verifying System Update Installation
Android Enterprise Reset
Performing an Enterprise Reset Using microSD Card
Performing an Enterprise Reset Using ADB
Android Factory Reset
Performing a Factory Reset Using microSD Card
Performing a Factory Reset Using ADB
Android Storage
Random Access Memory
Viewing Memory
Internal Storage
Viewing Internal Storage
External Storage
Viewing External Storage
Formatting a microSD Card as Portable Storage
Formatting a microSD Card as Internal Memory
Enterprise Folder
Managing Apps
App Details
Managing Downloads
Maintenance and Troubleshooting
Maintaining the Device
Battery Safety Guidelines
Cleaning Instructions
Approved Cleanser Active Ingredients
Harmful Ingredients
Device Cleaning Instructions
Special Cleaning Notes
Cleaning Materials Required
Cleaning Frequency
Cleaning Battery Connectors
Troubleshooting
Resetting the Device
Performing a Soft Reset
Performing a Hard Reset
Troubleshooting the Device
Charge Only Cradle
Communication and Charging Cradles
Expansion Backs
Rugged Charge Connector
4-Slot Charge Only Cradle
4-Slot Battery Charger
Specifications
Expansion Back Supported Symbologies
SE4750 Expansion Back Decode Range
Integrated Scanner Decode Ranges
Charge Only Cradle Specifications
Communication and Charging Cradle Specifications
Rugged Communication and Charging Cradle Specifications
8.4 in. Expansion Back Specifications
8.4 in. SE4750 Expansion Back Specifications
10.1 in. Expansion Back Specifications
10.1 in. SE4750 Expansion Back Specifications
Performing a Soft Reset
Performing a Soft Reset
Perform a soft reset if the applications stop responding.
Press and hold the Power button until the menu appears.
Touch Restart.
The device reboots.
Resetting the Device
