HP Z400 - Workstation Maintenance And Service Manual page 183

Table 6-10 POST error messages (continued)
Screen message
214—DIMM Configuration
Warning
215—DIMM Configuration
Error
216—Memory Size Exceeds
Maximum Supported
301—Keyboard Error
303—Keyboard Controller
Error
304—Keyboard or System
Unit Error
510—Splash Screen image
corrupted
511—CPU Fan not detected
512—Rear Chassis fan not
detected
513—Front Chassis fan not
detected
514—Memory fan not
detected
ENWW
Probable cause
DIMMs are not installed correctly (not
paired correctly).
The amount of memory installed
exceeds that supported by the
hardware.
Keyboard failure.
I/O board keyboard controller is
defective or is not set properly.
Keyboard failure.
Splash Screen image has errors.
Fan is not connected or is defective.
Rear fan missing, disconnected, or
defective.
Front fan missing, disconnected, or
defective.
Memory fan missing, disconnected, or
defective.
Recommended action
See the service label on the workstation access panel
for the correct memory configurations, and reseat the
DIMMs accordingly.
1. Verify how much memory the workstation
supports.
2. Remove the excess memory.
1. Reconnect the keyboard with the workstation
powered off.
2. Check the connector for bent or missing pins.
3. Be sure that none of the keys are pressed.
4. Replace the keyboard.
1. Reconnect the keyboard with the workstation
powered off.
2. Connect a keyboard directly to the workstation
(instead of through a switch box).
3. Replace the system board.
1. Reconnect the keyboard with the workstation
powered off.
2. Connect a keyboard directly to the workstation
(instead of through a switch box).
3. Be sure that none of the keys are pressed.
4. Replace keyboard.
5. Replace system board.
Update system BIOS.
1. Reseat the fan cable.
2. Reseat the fan.
3. Replace the fan.
1. Reseat the fan cable.
2. Reseat the fan.
3. Replace the fan.
1. Reseat the fan cable.
2. Reseat the fan.
3. Replace the fan.
1. Reseat the fan cable.
2. Reseat the fan.
3. Replace the fan.
Diagnostic codes and errors 171