Dell 6400 Owners Manual - Page 93
Memory Problems, Mobile Broadband (Wireless Wide Area Network [WWAN]), Run the Dell Diagnostics
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RUN THE DELL DIAGNOSTICS - If all tests run successfully, the error condition is related to a software problem. See "Dell Diagnostics" on page 79. Memory Problems CAUTION: Before you begin any of the procedures in this section, follow the safety instructions in the Product Information Guide. IF YOU RECEIVE AN INSUFFICIENT MEMORY MESSAGE - • Save and close any open files and exit any open programs you are not using to see if that resolves the problem. • See the software documentation for minimum memory requirements. If necessary, install additional memory (see "Memory" on page 114). • Reseat the memory modules to ensure that your computer is successfully communicating with the memory (see "Memory" on page 114). • Run the Dell Diagnostics (see page 79). IF YOU EXPERIENCE OTHER MEMORY PROBLEMS - • Reseat the memory modules to ensure that your computer is successfully communicating with the memory (see "Memory" on page 114). • Ensure that you are following the memory installation guidelines (see "Memory" on page 114). • Run the Dell Diagnostics (see page 79). Network Problems CAUTION: Before you begin any of the procedures in this section, follow the safety instructions in the Product Information Guide. C HECK T H E NETWORK C A B L E C O N N E C T O R - Ensure that the network cable is firmly inserted into both the network connector on the back of the computer and the network jack. C H E C K T H E N E T W O R K L I G H T S O N T H E N E T W O R K C O N N E C T O R - No light indicates that no network communication exists. Replace the network cable. RESTART THE COMPUTER AND LOG ON TO THE NETWORK AGAIN CHECK YOUR NETWORK SETTINGS - Contact your network administrator or the person who set up your network to verify that your network settings are correct and that the network is functioning. Mobile Broadband (Wireless Wide Area Network [WWAN]) NOTE: The Dell Mobile Broadband Card Utility user's guide and the Mobile Broadband ExpressCard user's guide are available through the Windows Help and Support Center. To access the Help and Support Center, see "Windows Help and Support Center" on page 13. You can also download the Dell Mobile Broadband Card Utility user's guide from support.dell.com. Solving Problems 93