Dell Latitude 3310 No Boot and Flashing Light

Error codes can be deciphered by the flashing LED light on the power button. Each error code is represented by a sequence of blinking amber and white lights. To find your error code, count how many blinks of each color the laptop presents- beginning with amber, then white. For example Error "2,1" means two amber blinks followed by one white blink. You can find Dell's diagnostic chart here.

These error codes indicate a problem with the device's motherboard. To address these issues, its important to ensure the integrity of the data on the motherboard. To get the correct files, find them on the Dell website and force a BIOS flash.

If this does not work, a motherboard replacement is required.

Occasionally, the system memory may become dislodged from its contact point, causing a loss of connection with the motherboard. To correct this error, follow the following tutorial (hyperlinked) to reseat the RAM. If the laptop still displays the error, inspect the connector for damage or debris. If there is none, RAM replacement is required.

Error Code 2,7 indicates there is a critical issue with the device's screen. There is a chance the connector may have come loose, if this is the case, reseat the screen connector. If this does not solve the issue, the screen will require replacement.

There are various chips on the main board that supply the LCD screen with power and data. It will require replacement.

On the main board, there is a small coin battery that is in place to ensure the motherboard gets consistent power. This power helps motherboard settings stay applied. Without it, settings will be reset upon every restart. In order to correct the error, replace the battery with an appropriate CR2032 CMOS coin battery.