POST error codes

IBM PS/1 2011 and 2121 POST error codes:

101  = Interrupt failure
102  = Timer failure
103  = Timer interrupt failure
104  = Protected mode failure
105  = Last 8042 command not accepted
107  = NMI error
108  = Timer bus test
109  = Protected mode test error
111  = Memory parity error
114  = Adapter card ROM CRC error
161  = RTC power fail
162  = Configuration error (run CONFIGUR)
163  = Time & date not set (run CONFIGUR) / RTC error
164  = Memory size error
190  = System ROM CRC error
201  = Memory test failed
203  = Memory address error or refresh failure (Lines 16-23)
301  = Keyboard error: key stuck or keyboard plugged into the mouse port
303  = Keyboard or board controller error
304  = Keyboard controller error
305  = Keyboard +5v error (bad fuse?)
601  = Floppy drive 0 error / not present
603  = Floppy drive controller error
1101 = Serial port internal error
1180 = ???
1380 = Audio/joystick card error
1701 = HDD controller error
1790 = No HDD – Data cable off – Format not recognized
2401 = Display error (with 1 long beep and 2 short beeps)
8601 = System board error or mouse error
8602 = Mouse error
8603 = Mouse self-test error