Dell Latitude 2120 Service Manual page 56

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1. Reseat the LCD cable.
2. Replace the LCD panel.
LCD panel error
3. Replace the video card/system board.
1. Install compatible memory modules.
2. If two modules are installed, remove one and test. Try the
Memory compatibility error
3. Replace the memory.
4. Replace the system board.
1. Reseat the memory.
2. If two modules are installed, remove one and test. Try the
Memory is detected but has
errors
3. Replace the memory.
4. Replace the system board.
1. Replace the system board.
System board error
1. Reseat the hard drive.
2. Replace the hard drive.
Storage device error
3. Replace the system board.
1. Replace the system board.
Video card error
other module in the same slot and test. Test the other slot
with both modules.
other module in the same slot and test. Test the other slot
with both modules.