Lenovo 300e Chromebook 2nd Gen Betriebsanleitung

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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

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