Error Symptom

Action/FRU

 

 

 

Parallel/Serial Ports

Execute “Load BIOS Default Settings” in BIOS Setup to confirm ports presence before diagnosing any parallel/serial ports problems.

Serial or parallel port loop-back test failed.

1.

Make sure that the LPT# or COM# you test is the same as the

 

 

setting in BIOS Setup.

 

2.

Loop-back.

 

3.

Main board.

 

 

 

Printing failed.

1.

Ensure the printer driver is properly installed. Refer to the printer

 

 

service manual.

 

2.

Printer.

 

3.

Printer cable.

 

4.

Main board.

 

 

 

Printer problems.

1.

Refer to the service manual for the printer.

 

 

 

 

 

Keyboard

 

 

Some or all keys on keyboard do not work.

1. Keyboard

 

 

 

Power Supply

 

 

Pressing power switch does not turn off

1. Ensure the Power Switch < 4 sec. in BIOS Setup of Power

system. (Only unplugging the power cord

 

Management is not set to Instant-off.

from electrical outlet can turn off the system.)

2.

Power switch cable assembly

 

 

 

Pressing power switch does not turn on the

1.

Ensure the power override switch (situated at the back of the

system.

 

machine, just above the connector for the power cable) is not set

 

 

to OFF.

 

2.

Power switch cable assembly.

 

 

 

Executing software shutdown from

1.

Load default settings.

Windows98 Start menu does not turn off the

2.

Reload software from Recovery CD.

system. (Only pressing power switch can turn

 

 

off the system).

 

 

 

 

 

No system power, or power supply fan is not

1.

Power Supply

running.

2.

Main board

 

 

 

Other Problems

 

 

Any other problems.

1. Undetermined Problems

 

 

 

Chapter 4

74

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Acer 3300S manual Error Symptom Action/FRU Parallel/Serial Ports, Keyboard, Power Supply, Other Problems

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