94 Troubleshooting Indicator-Related Symptoms
Symptom / Error Action in Sequence
Indicator incorrectly remains
off or on, but system runs
correctly
Reconnect the inverter bo ard
Inverter board
System board
Power-Related Symptoms
Symptom / Error Action in Sequence
Power shuts down during
operation Power source (battery pack and power adapter).
See “Power System Check” on page 88.
Battery pack
Power adapter
Hard drive & battery conn ection board
System board
The system doesn’t power-
on. Power source (battery pack and power adapter).
See “Power System Check” on page 88.
Battery pack
Power adapter
Hard drive & battery conn ection board
System board
The system doesn’t power-
off. Power source (battery pack and power adapter).
See “Power System Check” on page 88.
Hold and press the power switch for more than 4
seconds.
System board
Battery can’t be charged See “Check the Battery Pack” on page 88.
Battery pack
System board
PCMCIA-Related Symptoms
Symptom / Error Action in Sequence
System cannot detect the
PC Card (PCMCIA) PCMCIA slot assembly
System board
PCMCIA slot pin is
damaged. PCMCIA slot assembly