Acer 3300S User Manual

Page 80

Chapter 4

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
system. (Only unplugging the power cord
from electrical outlet can turn off the system.)

1. Ensure the

Power Switch < 4 sec.

in BIOS Setup of

Power

Management

is not set to Instant-off.

2. Power switch cable assembly

Pressing power switch does not turn on the
system.

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

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

2. Power switch cable assembly.

Executing software shutdown from
Windows98 Start menu does not turn off the
system. (Only pressing power switch can turn
off the system).

1. Load default settings.
2. Reload software from Recovery CD.

No system power, or power supply fan is not
running.

1. Power Supply
2. Main board

Other Problems

Any other problems.

1. Undetermined Problems

Error Symptom

Action/FRU