Acer Altos R700 Series Bedienungsanleitung PDF herunterladen (Seite 97)

More Problem Solving Procedures

This section provides a more detailed approach to identifying a

problem and locating its source.

Preparing the System for Diagnostic Testing

Caution: Turn off devices before disconnecting cables:

Before disconnecting any peripheral cables from the system, turn

off the system and any external peripheral devices. Failure to do

so can cause permanent damage to the system and/or the

peripheral devices.

1 Turn off the system and all external peripheral devices. Disconnect

all of them from the system, except the keyboard and video

monitor.

2 Make sure the system power cord is plugged into a properly

grounded AC outlet.

3 Make sure your video display monitor and keyboard are correctly

connected to the system.

Turn on the video monitor. Set its brightness and contrast controls

to at least two thirds of their maximum ranges (see the

documentation supplied with your video display monitor).

4 If the operating system normally loads from the hard disk drive,

make sure there is no diskette in drive A. Otherwise, place a

diskette containing the operating system files in drive A.

5 Turn on the system. If the power LED does not light, see “Power

Light Does Not Light” on page 89.

6 If errors are encountered, power off the system and remove all

add-in cards.

Monitoring POST

See “Power-On Self-Test (POST)” on page 51.

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

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Acer Altos R700 Series Bedienungsanleitung Seite 97