HP Compaq dx 7200 and dc7600 Personal Computers, Technical Reference Guide, 1st Edition
Page 164
Network Server Mode Active and Keyboard failure while Network Server Mode enabled. Invalid Electronic Serial Number Electronic serial number has become corrupted. A-4 www.hp.com Technical Reference Guide Error Messages and Codes Table A-2. (Continued) Power-On Self Test (POST) Messages Error Message Probable Cause 1801-Microcode Patch Error A processor is installed for ROM update. Check for which the BIOS ROM has no patch. No Keyboard Attached Parity Check 2 Keyboard failure while Network Server Mode enabled.
Network Server Mode Active and Keyboard failure while Network Server Mode enabled. Invalid Electronic Serial Number Electronic serial number has become corrupted. A-4 www.hp.com Technical Reference Guide Error Messages and Codes Table A-2. (Continued) Power-On Self Test (POST) Messages Error Message Probable Cause 1801-Microcode Patch Error A processor is installed for ROM update. Check for which the BIOS ROM has no patch. No Keyboard Attached Parity Check 2 Keyboard failure while Network Server Mode enabled.
Troubleshooting Guide
Page 68
... in Computer Setup. 1. For one device, use SATA 0 and SATA 1. Change the processor. Run Computer Setup. A-10 www.hp.com Troubleshooting Guide POST Error Messages Numeric Codes and Text Messages (Continued) Code/Message Probable Cause Recommended Action 1794-Inaccessible devices attached to... 3 A device is attached to "Separate IDE Controller" in Computer Setup. 2. For three devices, use SATA 0, SATA1, and SATA 2. 1801-Microcode Patch Error Processor is set to SATA 0 or SATA 2 (if available). 3. For two devices, use SATA 0. Invalid Electronic Serial Number Electronic ...
... in Computer Setup. 1. For one device, use SATA 0 and SATA 1. Change the processor. Run Computer Setup. A-10 www.hp.com Troubleshooting Guide POST Error Messages Numeric Codes and Text Messages (Continued) Code/Message Probable Cause Recommended Action 1794-Inaccessible devices attached to... 3 A device is attached to "Separate IDE Controller" in Computer Setup. 2. For three devices, use SATA 0, SATA1, and SATA 2. 1801-Microcode Patch Error Processor is set to SATA 0 or SATA 2 (if available). 3. For two devices, use SATA 0. Invalid Electronic Serial Number Electronic ...