Lenovo ThinkPad 560 Thinkpad 560 User's Guide - Page 171

Troubleshooting Problem The computer goes into suspend mode immediately after the POST. (The suspend lamp turns on.) Error 190 appears and the computer immediately turns off. Missing, discolored, or bright dots appear on the screen at all times. (TFT color display model only.) Action Verify that: The battery pack is charged. The environmental temperature is within the acceptable range. Refer to "Specifications" on page 221. If the preceding items are correct, have the computer serviced. The battery pack is low in power. Connect the AC Adapter to the computer, or replace the battery pack with a fully charged one. The computer LCD contains more than 1,440,000 thin-film transistors (TFTs). A small number of missing, discolored, or bright dots on the screen is an intrinsic characteristic of TFT LCD technology and is not an LCD defect. Screen Messages Message Diskette and F1 prompts. F1 F2 F10 Error 163 appears with the date and time screen. 1996 .12.31 Year Month Day 23:59:59 Hour Month Second Action Make sure that you have installed an operating system in your computer. Or, verify that the self-starting diskette is inserted correctly (with the label up and metal-shutter end first) in the diskette drive. If so, press F1. If both prompts remain, have the computer serviced. The date and time screen appears when neither the date nor the time is set in the computer. Set the date and time by typing or clicking on the or to set the numbers; then click on the OK button. Power-on password prompt. A power-on password was set. To use the computer, type the correct password and press Enter (see page 78). If there is still a problem, have the computer serviced. Chapter 8. Solving Computer Problems 153