Lenovo 41896HU Hardware Maintenance Manual page 38

IdeaPad Y450 Hardware Maintenance Manual
34
Symptom or error
Keyboard controller error.
Local Graphics Memory Failed - UMA in
use.
Memory type mixing detected.
Single-bit ECC error occurred.
Multiple-bit ECC error occurred.
One or more RDRAM devices are not
used.
One or more RDRAM devices have bad
architecture/timing.
One or more RDRAM devices are disabled. 1. Replace each DIMM to determine
There are more than 32 RDRAM devices
in the system.
Bad DIMM found in slot:
Memory address parity error occurred.
FRU or action, in sequence
1. Make sure the keyboard and mouse
are in the correct ports.
2. Try replacing the keyboard and mouse.
3. Replace system board.
4. Contact your service representative.
1. Load default configuration by
running BIOS Setup Utility.
2. Replace system board.
3. Contact your service representative.
1. Check to see if additional memory
has just been installed in the system.
2. Verify the correct DIMM type and
speed was used for the system.
3. Replace system board.
4. Contact your service representative.
1. Replace each DIMM to determine
which DIMM is defective.
2. Replace system board.
3. Contact your service representative.
1. Replace each DIMM to determine
which DIMM is defective.
2. Replace system board.
3. Contact your service representative.
1. Replace each DIMM to determine
which DIMM is defective.
2. Replace system board.
3. Contact your service representative.
1. Replace each DIMM to determine
which DIMM is defective.
2. Replace system board.
3. Contact your service representative.
which DIMM is defective.
2. Replace system board.
3. Contact your service representative.
1. Replace each DIMM to determine
which DIMM is defective.
2. Replace system board.
3. Contact your service representative.
1. Ensure each DIMM is correctly
inserted into the DIMM slot.
2. Replace each DIMM to determine
which DIMM is defective.
3. Replace system board.
4. Contact your service representative.
1. Replace each DIMM to determine
which DIMM is defective.
2. Replace system board.
3. Contact your service representative.