Appendix-A Error Code Chart
This is the POST (Power On Self Test) Chart.
Upon boot-up a series of internal tests are done.
If the system fails POST it won't boot up until the problem is fixed.
It could be a configuration problem in the CMOS Setup or a hardware failure.
Look at the table below to see if your error code appears then take the appropriate action to remedy the problem.
| POST Error Code | PC Component Failure |
| 020 | POWER |
| 101 | Main Logic Board |
| 201 | Memory |
| 301 | Keyboard |
| 401 | Monochrome Video Adapter |
| 501 | CGA Video Adapter |
| 601 | Floppy Disk Drive |
| 701 | Math Coprocessor |
| 901 | Parallel Port Adapter |
| 1101 | Serial Port Adapter |
| 1301 | Game Control Adapter |
| 1401 | Printer |
| 1701 | Hard Disk Drive |
| 2401 | EGA/VGA Video Adapter |
NOTE: If your error code is a 161, 162, 163 or 164. You have a bad Lithium battery, so do not worry, you do not have a bad main logic board!
Our online troubleshooter is meant for informational purposes only. By using this guide you understand Quick Connect cannot be held responsible for any data loss related to using this guide. Please call us for any questions or help you need if your issue is of a critical nature BEFORE using our troubleshooter.






