System Check Procedures

External Diskette Drive Check

Use the following procedure to isolate a problem in diskette drive controller, driver, or diskette. A write-enabled, diagnostic diskette is required.

NOTE: Make sure that the diskette does not have more than one label attached to it. Multiple labels can cause damage to the drive or cause the drive to fail.

1.Boot from the diagnostics diskette and start the diagnostics program.

2.See if FDD Test is passed as the program runs to FDD Test.

3.Follow the onscreen instructions.

If an error occurs with the internal diskette drive, reconnect the diskette connector on the mainboard. If the error persists, do the following:

1.Reconnect the external diskette drive.

2.Replace the external diskette drive.

3.Replace the mainboard.

External Optical Drive Check

Use the following procedure to isolate a possible problem in an optical drive controller, drive, or optical drive.

NOTE: Make sure that the optical drive does not have any label attached to it. The label may damage the drive or cause drive failure.

1.Boot from the diagnostics diskette and start the diagnostics program.

2.Run the CD-ROM Test and see if the test completes successfully.

3.Follow the onscreen instructions.

If an error occurs, reconnect the drive connector on the mainboard. If the error still remains:

1.Reconnect the external optical drive to a USB jack.

2.Replace the external optical drive.

3.Replace the mainboard.

Keyboard or Auxiliary Input Device Check

If the internal keyboard does not work or an unexpected character appears, make sure that the flexible cable extending from the keyboard is correctly seated in the connector on the mainboard. If the keyboard cable is connected correctly, run the Keyboard Test.

IMPORTANT:Disconnect any external keyboards before testing the built-in or internal keyboard. If the tests detect a keyboard problem, do the following in sequence:

1.Reconnect the keyboard cable to the mainboard.

2.Replace the keyboard.

3.Replace the mainboard.

IMPORTANT:Do not replace a non-defective FRU.

The following auxiliary input devices are supported by this system:

•Numeric keypad

•External keyboard

If any of these devices do not function, reconnect the cable and repeat above procedures.

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Acer 4740G, 4740ZG manual System Check Procedures, External Diskette Drive Check, External Optical Drive Check
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4740, 4740G, 4740Z, 4740ZG specifications

The Acer 4740 series, which includes models like the 4740ZG, 4740Z, 4740G, and 4740, presents a versatile range of laptops that cater to both casual users and professionals seeking reliable performance. With an emphasis on a blend of functionality and affordability, these devices have garnered attention since their release.

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In conclusion, the Acer 4740ZG, 4740Z, 4740G, and 4740 models exemplify a thoughtful compilation of features conducive to diverse computing needs, pairing reliable performance with practical design. Their comprehensive characteristics make them an excellent choice for users seeking a dependable laptop experience.
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