Acer Altos G310 MK2 User Manual - Page 96

Verifying proper operation of key system lights, Confirming loading of the operating system

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84 6 Troubleshooting Verifying proper operation of key system lights As POST determines the system configuration, it tests for the presence of each mass storage device installed in the system. As each device is checked, its activity light should turn on briefly. Check for the following: • Does the floppy disk drive activity light turn on briefly? If not, see "Floppy disk drive activity light does not light" on page 88. • If system LEDs are illuminated, see "LED information" on page 93 for a description of the light and steps to take to correct the problem. Confirming loading of the operating system Once the system boots up, the operating system prompt appears on the screen. The prompt varies according to the operating system. If the operating system prompt does not appear, see "No characters appear on screen" on page 86. Specific problems and corrective actions This section provides possible solutions for these specific problems: • Power light does not light. • No characters appear on screen. • Characters on the screen appear distorted or incorrect. • System cooling fans do not rotate. • Floppy disk drive activity light does not light. • Hard disk drive activity light does not light. • CD-ROM drive activity light does not light. • There are problems with application software. • The bootable CD-ROM is not detected. Try the solutions below in the order given. If you cannot correct the problem, contact your service representative or authorized dealer for help.

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6 Troubleshooting
84
Verifying proper operation of key system lights
As POST determines the system configuration, it tests for the presence
of each mass storage device installed in the system.
As each device is
checked, its activity light should turn on briefly.
Check for the
following:
•
Does the floppy disk drive activity light turn on briefly?
If not, see
"Floppy disk drive activity light does not light" on page 88.
•
If system LEDs are illuminated, see "LED information" on page 93
for a description of the light and steps to take to correct the
problem.
Confirming loading of the operating system
Once the system boots up, the operating system prompt appears on
the screen.
The prompt varies according to the operating system.
If
the operating system prompt does not appear, see "No characters
appear on screen" on page 86.
Specific problems and corrective actions
This section provides possible solutions for these specific problems:
•
Power light does not light.
•
No characters appear on screen.
•
Characters on the screen appear distorted or incorrect.
•
System cooling fans do not rotate.
•
Floppy disk drive activity light does not light.
•
Hard disk drive activity light does not light.
•
CD-ROM drive activity light does not light.
•
There are problems with application software.
•
The bootable CD-ROM is not detected.
Try the solutions below in the order given.
If you cannot correct the
problem, contact your service representative or authorized dealer for
help.