Brother MFC 7840W - Manual (Page 132)

Troubleshooting
123
13
Wireless connection problem
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The wireless network connection is sometimes disabled.
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The wireless network connection status is affected by the environment where the Brother printer and other
wireless devices are located. The following conditions may cause connection problems:
„ A concrete or metal framed wall is installed between the Brother machine and the access point/router.
„ Electric appliances such as televisions, computer appliances, microwave ovens, intercoms,
mobile/cellular phones and the battery chargers and AC power adapters are installed close to your
network.
„ A broadcast station or high-tension wire is located close to your network.
„ A nearby fluorescent light is being switched on or off.