Dell Technology Guide
Page 275
... PREVIOUS ATTEMPTS AT BOOTING THIS SYSTEM HAVE FAILED AT CHECKPOINT [NNNN]. C M O S C H E C K S U M E R R O R - Replace the CPU fan (see the Service Manual for Laptop Computers Typically laptop computers have keyboard status lights located above the keyboard. H A R D - Troubleshooting 275 If the...The computer failed to help identify the problem. Possible motherboard failure or RTC battery low. Possible HDD failure during HDD boot test (see "Contacting Dell" on page 337 for the topic on the Dell Support website support.dell.com. FOR MORE INFORMATION: To learn more details....
... PREVIOUS ATTEMPTS AT BOOTING THIS SYSTEM HAVE FAILED AT CHECKPOINT [NNNN]. C M O S C H E C K S U M E R R O R - Replace the CPU fan (see the Service Manual for Laptop Computers Typically laptop computers have keyboard status lights located above the keyboard. H A R D - Troubleshooting 275 If the...The computer failed to help identify the problem. Possible motherboard failure or RTC battery low. Possible HDD failure during HDD boot test (see "Contacting Dell" on page 337 for the topic on the Dell Support website support.dell.com. FOR MORE INFORMATION: To learn more details....
Setup Guide
Page 42
...code, identifies a problem. INSPIRON Solving Problems This section provides troubleshooting information for advanced service instructions. Write down the beep code and contact Dell (see "Using Support Tools" on page 47 or "Contacting Dell" on page 69). Three Possible motherboard failure Chipset error Four RAM...Display failure 40 If you installed or replaced the memory module, ensure that the memory module is seated properly. See the Service Manual at support.dell.com/manuals. Beep Code Possible Problem One Possible motherboard failure - BIOS ROM checksum failure Two ...
...code, identifies a problem. INSPIRON Solving Problems This section provides troubleshooting information for advanced service instructions. Write down the beep code and contact Dell (see "Using Support Tools" on page 47 or "Contacting Dell" on page 69). Three Possible motherboard failure Chipset error Four RAM...Display failure 40 If you installed or replaced the memory module, ensure that the memory module is seated properly. See the Service Manual at support.dell.com/manuals. Beep Code Possible Problem One Possible motherboard failure - BIOS ROM checksum failure Two ...