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Revision to Samsung NP N310 HAA2US Troubleshooting

Amir Afridi

[toc]
-== Screen isn't working properly ==
-
-=== Laptop power is on, but screen is black ===
-
-If the lights on the laptop are on, try resetting the laptop by holding the power button to turn it off. Once all the lights are off, turn the laptop back on. If this doesn't work, you will need to replace the screen.
-
-=== Replace the screen ===
-
-To replace the screen, use this guide.
-
== Laptop is getting hot ==
=== Replace Cooling Fan ===
-If the laptop is overheating the cooling fan may need to be replaced. To replace the cooling fan, use this guide.
+If the laptop is overheating the cooling fan may need to be replaced. To replace the cooling fan, [guide|74151|use this guide].
== Computer is running slow or freezing ==
=== Replace ram ===
-If the computer is still running slowly, you will need more RAM. Use this guide to replace the RAM.
+If the computer is still running slowly, you will need more RAM. [guide|73470|Use this guide] to replace the RAM.
== Computer storage is full ==
=== Replace Hard Drive ===
-To replace the hard drive, use this guide.
+To replace the hard drive, [guide|74082|use this guide].
== Computer won't power on ==
=== Replace Battery ===
-To replace the battery, follow this guide.
+To replace the battery, [guide|72541|use this guide].
== Can’t connect to wi-fi ==
Ensure that your router has power and the wi-fi light is on. If the router light is on but wi-fi is still not working then call your service provider so they can troubleshoot the router.
+
+== Laptop is not connecting to 3G internet ==
+
+=== SIM card needs to be replaced ===
+
+If the computer is not connecting to the 3G network, the SIM card may be bad, and need to be replaced. Before you replace it, try removing the SIM card, and putting it back in. If that doesn't work, replace the SIM card with a new one. To replace the SIM card, [guide|73328|use this guide].

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