Caution: Power is continuous to the system board and power supply even when the power switch is turned off. To prevent damage to the unit, disconnect the power cord from the power source or the unit before beginning disassembly procedures.
Error 162, 2S Beeps. System Option not set. Select F1. If error occurs after reboot, unplug and open computer and check CMOS jumper setting.
Error 163. Time & Date Not Set. Set time and date in F10 or boot to O/S and set time and date. If error occurs after reboot, unplug and open computer, then check CMOS setting.
Error 2xx. Memory Error. See Appendix B for specific definitions. Unplug, open computer, and reseat memory modules. Ensure modules are correct type and that they match in size and speed.
Error 30x. Keyboard Error. See Appendix B for specific definitions. Do not type on keyboard before POST. Ensure keyboard connected to proper connector.
Error 6xx. Floppy Error. See Appendix B for specific definitions. Unplug, open computer, check diskette drive, and check and reseat power and data cables.
Error 91x. Misc. Connection Error. See Appendix B for specific definitions. Unplug, open computer, and check hood lock coil, thermal sensor pigtail, and riser for good connection.
Error 178x. Fixed Disk Error. See Appendix B for specific definitions. Unplug, open computer, check hard drive, and check and reseat power and data cables.
Error 1800. Thermal Alert. System overheating. Let computer cool off. Ensure processor has heatsink installed and that speed setting on system board is correct. Remove obstructions to air vents.
All other POST error messages - refer to Appendix B for definitions and solutions.
Notes: Short (S) and long (L) beeps will only be heard if the system has a speaker.
LEDs will only function on PS/2 keyboards, not USB.
x = Numbers 1 - 9
Quick Troubleshooting Guide |