TravelMate 660 Service Guide
Page 78
... "Load Default Settings" then reboot the system. Keyboard (if the brightness function key doesn't work ). Battery pack Power adapter CPU Main board In Windows XP operating system, hold and press the power switch for more than 4 seconds. Action in the HDD. If the system can power off, then the main...4 The system cannot power-off or on, but system Main board runs correctly HDD/CD-ROM active indicators cannot work HDD/CD-ROM drive Device driver Main board Action in Sequence First, plug a monitor to CRT port. LCD cable LCD inverter LCD Main board Reconnect the LCD cable LCD cable LCD...
... "Load Default Settings" then reboot the system. Keyboard (if the brightness function key doesn't work ). Battery pack Power adapter CPU Main board In Windows XP operating system, hold and press the power switch for more than 4 seconds. Action in the HDD. If the system can power off, then the main...4 The system cannot power-off or on, but system Main board runs correctly HDD/CD-ROM active indicators cannot work HDD/CD-ROM drive Device driver Main board Action in Sequence First, plug a monitor to CRT port. LCD cable LCD inverter LCD Main board Reconnect the LCD cable LCD cable LCD...
TravelMate 660 Service Guide
Page 79
... system. Internal speakers make noise or emit no sound comes from actual size. Action in Sequence Power option in Windows XP Hard disk drive Main board Driver of the portable computer. PC Card cannot be charged or discharged System hang during POST Action in Sequence See "Check the...Related Symptoms Symptom / Error Battery can power on page 66. Microphone cannot work Action in Sequence OS volume control Audio driver Speaker Main board Speaker Main board Audio driver Volume control in Sequence PCMCIA slot assembly Main board PCMCIA slot assembly Check if the PCMCIA slot is damaged.
... system. Internal speakers make noise or emit no sound comes from actual size. Action in Sequence Power option in Windows XP Hard disk drive Main board Driver of the portable computer. PC Card cannot be charged or discharged System hang during POST Action in Sequence See "Check the...Related Symptoms Symptom / Error Battery can power on page 66. Microphone cannot work Action in Sequence OS volume control Audio driver Speaker Main board Speaker Main board Audio driver Volume control in Sequence PCMCIA slot assembly Main board PCMCIA slot assembly Check if the PCMCIA slot is damaged.