Acer EL1800 Technical Information PDF herunterladen (Seite 62)

Error Symptom Action/FRU

Display changing colors. 1. Monitor signal connection/cable

2. Monitor

3. Main board

Display problem not listed above

(including blank or illegible monitor).

1. “Monitor"

2. Load default settings (if screen is readable).

3. Main board

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 Soft-off by PWR-BTTN. 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

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