Lenovo 300e Chromebook 2nd Gen Operating instructions

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Chromebook Troubleshooting
Lenovo 300e not
holding a charge

Only the left side USB-C port (4) charges the battery of the device. The right side USB-C port (8) will power on the
device while plugged in but will not charge the battery.

Lenovo 300e will
not turn on
If the Lenovo 300e Chromebook battery is completely drained, it will take up to 30 minutes on the charger to turn on
again. Plug in the charger on the left side and wait 30 minutes before attempting to use the Chromebook again.
Chromebook is
charged but the
screen won’t come
on because the
Chromebook has
gone to sleep
Reboot/Soft Reset
1. Press and hold “Refresh” key (half circle above 4 - aka F3) + tap Power
2. When your Chromebook starts up, release Refresh

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Chromebook Troubleshooting
Toggle on/off
accessibility
features

*Large cursor,
magnified screen, or
spoken feedback
may make the
Chromebook appear
to be
malfunctioning.
Follow these steps
to turn them off
Step 1: Find accessibility features
1. At the bottom right, select the time. Or press Alt + Shift + s
2. Select Settings 
3. At the bottom, select Advanced
4. In the "Accessibility" section, select Manage accessibility feature. Optional: To have quick access to accessibility
features, turn on Always show accessibility options in the system menu.
Step 2: Turn on or off a feature
Choose the accessibility features you'd like to use:
●Text-to-speech: Turn on the screen reader or Select-to-speak.
●Display: Turn on high contrast mode or screen magnifier, or change screen resolution or text size.
●Keyboard: Turn on sticky keys, on-screen keyboard, keyboard focus highlighting, keyboard repeat rate, or word
prediction. Learn how to type with your voice.
●Mouse and touchpad: Turn on navigation buttons in tablet mode, automatic clicking, tap dragging, cursor
highlighting, or change the cursor's size.
●Audio: Play all sounds together through all speakers or play sound on startup
Zoom "Connecting"
screen continues to
spin when
attempting to join a
Zoom meeting
Clear browsing history
1. At the top right of the Chrome browser, click More .
2. Click History History.
3. On the left, click “Clear browsing data.” A box will appear
4. Click “Advanced”
5. From the drop-down menu, select “All time”
6. Check all the boxes
7. Click “Clear data”



Chromebook Troubleshooting
Zoom screen is
black while the
teacher is sharing
their screen

For tips on how to
access Zoom or join
a test meeting, click
here

Students will use
SSO to sign in, with
the domain mcpsmd
Level 1 - Check for Updates and Clear cache, cookies, and history
1. Click on the time at the bottom right of the Chromebook
2. A window pops up. Click on the Settings cog 
3. Another window will pop up called Settings
4. Go the bottom left and click on About Chrome OS
a. The Google Chrome OS windows opens. Check for updates.

After any updates are finished, clear cache, cookies, and history for all time. Then, go back to a Zoom meeting to see if
the screen is now functioning normally.

Level 2- Hard Reset
1. Press and hold the “Esc” key and “Refresh” key (half circle above 4 - aka F3) and the “Power” button to turn on the
Chromebook
2. The Chromebook will boot to Developer Mode. Press “Ctrl” + “D” to turn off OS verification
3. Press Enter to confirm that you wish to turn OS verification OFF
4. The Chromebook restarts and prompts to re-enable verification. Press the spacebar
5. Press Enter to confirm that you wish to turn OS verification ON
6. After an automatic reboot, the "Welcome!" screen will be displayed and you can complete the on screen
instructions. Click the blue “Let’s Go” button to continue
7. Choose the Wifi network and connect
8. The “Enterprise Enrollment” screen should follow. When it does login with your @mcpsmd.net account and
password
Screen resolution
error during MAP
testing
Press Ctrl + Alt + 0 to reset the resolution
Date and/or Time
are incorrect
Hard Reset
1. Log out of the Chromebook


Chromebook Troubleshooting

This may cause the
Chromebook to be
unable to connect to
WiFi
2. Press and hold the “Esc” key and “Refresh” key (half circle above 4 - aka F3) and the “Power” button to turn on the
Chromebook
3. The Chromebook will boot to Developer Mode. Press “Ctrl” + “D” to turn off OS verification
4. Press Enter to confirm that you wish to turn OS verification OFF
5. The Chromebook restarts and prompts to re-enable verification. Press the spacebar
6. Press Enter to confirm that you wish to turn OS verification ON
7. After an automatic reboot, the "Welcome!" screen will be displayed and you can complete the on screen
instructions. Click the blue “Let’s Go” button to continue
8. Choose the Wifi network and connect
9. The “Enterprise Enrollment” screen should follow. When it does login with your @mcpsmd.net account and
password
Chromebook is
acting unusual or
slow. Trackpad is
hanging or clicking
funny. Keyboard is
slow or delayed.
Powerwash
1. Sign out of your Chromebook
2. Press and hold Ctrl + Alt + Shift + r
3. Select Restart
4. In the box that appears, select Powerwash Continue
5. Log into the wifi
6. Follow the steps that appear and sign in with your Google Account
Issues with Zoom
camera or
microphone
It is recommended that students use the Zoom app for the best experience. If using the web browser and the camera
appears to be blocked
1. Go to mcpsmd.zoom.us
2. At the top left of the URL bar, click the lock icon
3. In the dropdown menu, click Site Settings
4. Click the dropdown menu next to Camera or Microphone
5. Select “Allow” or “Ask (default)”
Printing
Print from a Chromebook Instructions


Chromebook Troubleshooting
Other common issues and solutions