HP Elite 8300 HP Compaq Business PC Maintenance and Service Guide Elite 8300 S - Page 305
POST Error Messages
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Table 11-1 Numeric Codes and Text Messages (continued) Control panel message Description Recommended action 303-Keyboard Controller Error I/O board keyboard controller. 1. Reconnect keyboard with computer turned off. 2. Replace the system board. 304-Keyboard or System Unit Error Keyboard failure. 1. Reconnect the keyboard with computer turned off. 2. Ensure that none of the keys are depressed. 3. Replace the keyboard. 4. Replace the system board. 501-Display Adapter Failure Graphics display controller. 1. Reseat the graphics card (if applicable). 2. Clear CMOS. (See Appendix B, Password Security and Resetting CMOS on page 304.) 3. Verify monitor is attached and turned on. 4. Replace the graphics card (if possible). 510-Flash Screen Image Corrupted Flash Screen image has errors. Reflash the system ROM with the latest BIOS image. 511-CPU, CPUA, or CPUB Fan not Detected CPU fan is not connected or may have malfunctioned. 1. Reseat CPU fan. 2. Reseat fan cable. 3. Replace CPU fan. 512-Chassis, Rear Chassis, or Front Chassis Fan not Detected Chassis, rear chassis, or front chassis fan is 1. Reseat chassis, rear chassis, or front not connected or may have malfunctioned. chassis fan. 2. Reseat fan cable. 3. Replace chassis, rear chassis, or front chassis fan. 513-Front Chassis fan not detected Front chassis fan is not connected or may have malfunctioned. 1. Reseat front chassis fan. 2. Reseat fan cable. 3. Replace front chassis fan. 514-CPU or Chassis Fan not Detected CPU or chassis fan is not connected or may 1. Reseat CPU or chassis fan. have malfunctioned. 2. Reseat fan cable. 3. Replace CPU or chassis fan. 515-Power Supply fan not detected Power supply fan is not connected or may have malfunctioned. 1. Reseat power supply fan. 2. Reseat fan cable. 3. Replace power supply fan. 294 Chapter 11 POST Error Messages