Elo® M51 Handheld Mobile Computer

• Activating Elo® M51 Device for First Time
• Accessing Settings of Elo M51 Device
• Changing Wi-Fi Network of an M51 Device
• Adjusting Screen Timeout Setting of Elo M51 Device
• Adjusting Wi-Fi Frequency on M51 Device
• Adjusting Wi-Fi MAC Address
• Retrieving Serial Number on Elo M51 Device
• Resetting/Recovering an Elo M51 Device
  • Performing a Reset
  • Hard Reset (i.e., Recovering if Device Crashed)
  • Reconnecting to Wi-Fi
• M51 Specifications and User Guide
• FAQs
  • Can my M51 device be tracked, similar to the Find my iPhone feature? 
  • My M51 device disconnected from my Wi-Fi? How do I reconnect? 
  • Can the barcode scanner on the M51 device be disabled?
  • Can I adjust the screen timeout setting?
  • Can the time zone be set on an M51 device?
  • I have an M50 device. Does the information in this article apply?
  • I have other questions not covered in this article?

Activating Elo® M51 Device for First Time

The Elo® M51 device (image below; courtesy of Elo) is used to run MealSuite Touch and POS applications and features a 2D barcode scanner for in-room meal delivery tracking.

Your M51 device is registered by MealSuite prior to shipping. When you activate your M51 device for the first time, the device prompts you to join your local Wi-Fi network. 

Accessing Settings of Elo M51 Device

To access settings of an M51 device, complete the following steps: 

1. Ensure the M51 device is powered on.
2. Hold the Power button and the Left Up buttons at the same time.
3. Tap the unlock icon.
   
   
    
4. Enter the password: EloView1.
5. Tap the green checkmark on the keyboard. 
6. Tap the settings icon (aka hamburger icon) at the top right of the screen, which opens the Quick Settings screen. 
   
   
    
7. Tap Admin.
   
   
    
8. Enter the password: EloView1.
9. Tap the green checkmark on the keyboard. 
10. Tap Settings.
    
    
     
11. Tap Android Settings. 
    
    
     
12. From here you can access and change various settings, such as your Wi-Fi network or apps and notifications. 

Changing Wi-Fi Network; Reconnecting to Wi-Fi Network

If an M51 device becomes disconnected from the saved Wi-Fi network or cannot connect to Wi-Fi, follow the steps below to access Wi-Fi settings and change your Wi-Fi network or reconnect to your Wi-Fi network. 

1. Access the M51 settings (as per above steps).
2. Tap Network & Internet. 
   
   
    
3. Tap Wi-Fi.
   
   
    
4. Enter the password for the network and tap Connect.
5. At the top left of the screen, tap the return arrow until you are returned to the Quick Settings screen, and then tap X to exit the screen. 

Adjusting Screen Timeout Setting of Elo M51 Device

The Elo M51 device has a default screen timeout setting of one minute. This timeout setting can be changed via the M51 settings. 

1. Access the M51 settings (as per above steps).
2. Tap Display.
3. Ensure the Auto idlemode setting is disabled.
4. Tap Advanced > Screen timeout.
5. Tap the timeout option you want
6. At the top left of the screen, tap the return arrow until you are returned to the Quick Settings screen. 
7. Tap X at the top right of screen.
8. Hold down Power button until the right side menu appears.
9. Tap Restart.

Adjusting Wi-Fi Frequency on M51 Device:

To adjust the Wi-Fi frequency on an M51 device, complete the following steps:

1. Access the M51 settings (as per above steps).
2. Tap Network & Internet. 
   
   
    
3. Tap Wi-Fi.
   
   
    
4. Tap Wi-Fi preferences.
   
   
    
5. Tap Advanced. 
   
   
    
6. Tap Additional Settings.
   
   
    
7. Tap Frequency Band. 
   
   
    
8. Select 5 GHz.
   
   
    
9. At the top left of the screen, tap the return arrow until you are returned to the Quick Settings screen, and then tap X to exit the screen. 

Adjusting Wi-Fi MAC Address

To adjust the Wi-Fi MAC Address of on an M51 device, complete the following steps:

1. Access the M51 settings (as per above steps).
2. Tap Network & Internet. 
   
   
    
3. Tap Wi-Fi.
   
   
    
4. Tap the gear icon associated with the wireless connection to be configured.
   
   
    
5. Tap Advanced.
   
   
    
6. Tap Privacy and select Use device MAC. 
   
    
    
7. At the top left of the screen, tap the return arrow until you are returned to the Quick Settings screen, and then tap X to exit the screen. 

Retrieving Serial Number on Elo M51 Device

The serial number for an M51 handheld mobile computer may be requested by MealSuite Support for troubleshooting purposes. To retrieve the serial number:  

1. Power off the device. 
2. Unlock the battery latch from the back of the M51.
3. Remove the battery. The serial number is printed on the casing.  

Resetting/Recovering an Elo M51 Device

• Performing a Reset
• Hard Reset (i.e., Recovering if Device Crashed)
• Reconnecting to Wi-Fi

Performing a Reset

If instructed by MealSuite support to perform a reset, then do so by completing the following steps:

1. From the top of the screen swipe down. 
2. Tap the setting icons at bottom right. 
3. Tap System.
4. Tap Advanced.
5. Tap Reset Options.
6. Tap Erase all data (factory reset).
7. Tap Erase all data.
8. Reconnect to the wi-fi as per steps below. 

Hard Reset (i.e., Recovering if Device Crashed)

If an M51 device crashes, then you may be instructed by MealSuite support to perform a hard reset to recover the device. To do so, complete the following steps: 

1. Power off the device.
2. Press the Power key until the Elo splash screen appears, and then hold the Left Up key until the unit displays the Android System Recovery screen.
3. Press the Left Up key to select "Wipe Data/Factory Reset" and press the Power key to select.
4. Press the Left Up key to select "Factory Data Reset" and press the Power key to select.
   • A data wipe of the device is performed.
5. When prompted to “Reboot System Now”, press the Power button to select.
6. Reconnect to the wi-fi as per steps below.