6 Table of ContentsRemoving the PCMCIA slot . . . . . . . . . . . . . . 71Removing the Modem Phone Jack. . . . . . . . . 71Chapter 4 TroubleshootingSystem Check Procedures . . . . . . . . . . . . . . . . . . . 74Diskette Drive Check . . . . . . . . . . . . . . . . . . . 74CD-ROM Drive Check . . . . . . . . . . . . . . . . . . 74Keyboard or Auxiliary Input Device Check . . . 75Memory Check . . . . . . . . . . . . . . . . . . . . . . . . 75Power System Check . . . . . . . . . . . . . . . . . . . 75Touchpad Check . . . . . . . . . . . . . . . . . . . . . . 77Error Symptom-to-FRU Index. . . . . . . . . . . . . . . . . 78Error Messages List . . . . . . . . . . . . . . . . . . . . 78No-Beep Symptoms . . . . . . . . . . . . . . . . . . . . 80LCD-Related Symptoms . . . . . . . . . . . . . . . . . 81Indicator-Related Symptoms . . . . . . . . . . . . . 82Power-Related Symptoms . . . . . . . . . . . . . . . 82PCMCIA-Related Symptoms . . . . . . . . . . . . . 83Memory-Related Symptoms . . . . . . . . . . . . . . 83Speaker-Related Symptoms. . . . . . . . . . . . . . 83Power Management-Related Symptoms . . . . 84Peripheral-Related Symptoms . . . . . . . . . . . . 85Keyboard/Touchpad-Related Symptoms . . . . 85Intermittent Problems . . . . . . . . . . . . . . . . . . . 86Undetermined Problems . . . . . . . . . . . . . . . . . 86Modem-Related Symptoms . . . . . . . . . . . . . . 86Chapter 5 Connectors and JumpersSW1 Settings . . . . . . . . . . . . . . . . . . . . . . . . . 90SW2 Settings . . . . . . . . . . . . . . . . . . . . . . . . . 90Spare Parts List (P/N:91.45BXX.XXX) . . . . . . 91Chapter 6 Spare Parts ListModel Number Definitions . . . . . . . . . . . . . . 101