Table 7-1 POST numeric codes and text messages (continued)
Control panel message Description Recommended action
219-ECC Memory Module Detected ECC
Modules not supported on this Platform
Recently added memory modules support
ECC memory error correction.
1. If additional memory was recently
added, remove it to see if the problem
remains.
2. Check product documentation for
memory support information.
301-Keyboard Error Keyboard failure. 1. Reconnect keyboard with computer
turned o.
2. Check connector for bent or missing
pins.
3. Be sure that none of the keys are
depressed.
4. Replace keyboard.
303-Keyboard Controller Error I/O board keyboard controller. 1. Reconnect keyboard with computer
turned o.
2. Replace the system board.
304-Keyboard or System Unit Error Keyboard failure. 1. Reconnect the keyboard with
computer turned o.
2. Be sure that none of the keys are
depressed.
3. Replace the keyboard.
4. Replace the system board.
501-Display Adapter Failure Graphics display controller. 1. Clear CMOS.
2. Verify that the monitor is attached and
turned on.
510-Flash Screen Image Corrupted Flash Screen image has errors. Reash the system ROM with the latest
BIOS image.
512-Chassis, Rear Chassis, or Front Chassis
Fan not Detected
Fan is not connected or might have
malfunctioned.
1. Reseat fan.
2. Reseat fan cable.
3. Replace fan.
514-CPU or Chassis Fan not Detected Fan is not connected or might have
malfunctioned.
1. Reseat fan.
2. Reseat fan cable.
3. Replace fan.
660-Display cache is detected unreliable Integrated graphics controller display cache
is not working properly and will be disabled.
Replace system board if minimal graphics
degrading is an issue.
1720-SMART Hard Drive Detects Imminent
Failure
Hard drive will soon fail. (Some hard drives
have a hard drive rmware patch that will x
an erroneous error message.)
1. Determine if hard drive is giving
correct error message. Run the Drive
Protection System test under Using F2
ENWW POST numeric codes and text messages 93
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