Dell Inspiron 15R 5521 Me and My Dell - Page 143

Laptop, Keyboard Not Working, Not Detected, or Working Intermittently, External Keyboard

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Laptop 1. Adjust the display brightness by press the and or and keys. 2. Press the and to toggle between dual display modes. 3. Connect to an external monitor and check if there is a display on the external monitor. 4. Contact Dell. Keyboard Not Working, Not Detected, or Working Intermittently • External Keyboard • Laptop Keyboard External Keyboard 1. Ensure that the keyboard is firmly connected to the computer. 2. Shut down the computer and disconnect the keyboard from the computer. 3. Ensure that the keyboard cable is not damaged or frayed. 4. Check the cable connector for any bent or broken pins. Straighten any bent pins. 5. Reconnect the keyboard to the computer. 6. If you are using a wireless or Bluetooth keyboard, reinstall the batteries. See the document that shipped with your Bluetooth keyboard for more information. 7. If you are using a USB keyboard, try connecting the USB keyboard to a different USB connector. 8. If you are using a PS/2 keyboard, try connecting the keyboard to the PS/2 mouse connector. 9. Connect the keyboard to a different computer, if available. 10. If the keyboard works on another computer or connector, there may be a problem with the computer or connector. Contact Dell for further assistance. Troubleshooting  143

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Troubleshooting
143
Laptop
1.
Adjust the display brightness by press the <Fn> and
or
<Fn> and
keys.
2.
Press the <Fn> and
to toggle between dual display modes.
3.
Connect to an external monitor and check if there is a display on the
external monitor.
4.
Contact Dell.
Keyboard Not Working, Not Detected, or Working
Intermittently
•
External Keyboard
•
Laptop Keyboard
External Keyboard
1.
Ensure that the keyboard is firmly connected to the computer.
2.
Shut down the computer and disconnect the keyboard from the
computer.
3.
Ensure that the keyboard cable is not damaged or frayed.
4.
Check the cable connector for any bent or broken pins. Straighten any
bent pins.
5.
Reconnect the keyboard to the computer.
6.
If you are using a wireless or Bluetooth keyboard, reinstall the
batteries. See the document that shipped with your Bluetooth
keyboard for more information.
7.
If you are using a USB keyboard, try connecting the USB keyboard to a
different USB connector.
8.
If you are using a PS/2 keyboard, try connecting the keyboard to the
PS/2 mouse connector.
9.
Connect the keyboard to a different computer, if available.
10.
If the keyboard works on another computer or connector, there
may be a problem with the computer or connector. Contact Dell for
further assistance.