System Check Procedures

External Diskette Drive Check

Do the following to isolate the problem to a 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.

Do the following to select the test device. See “Running PQA Diagnostics Program” on page 34 for details.

1.Boot from the diagnostics diskette and start the PQA program (see “Running PQA Diagnostics Program” on page 34).

2.Go to the diagnostic Diskette Drive in the test items.

3.Press F2 in the test items.

4.Follow the instructions in the message window.

If an error occurs with the internal diskette drive, reconnect the diskette connector on the system board.

If the error still remains:

1.Reconnect the external diskette drive/CD-ROM module.

2.Replace the external diskette drive/CD-ROM module.

3.Replace the system board.

External CD-ROM Drive Check

Do the following to isolate the problem to a controller, drive, or CD-ROM. Make sure that the CD-ROM does not have any label attached to it. The label can cause damage to the drive or can cause the drive to fail.

Do the following to select the test device:

1.Boot from the diagnostics diskette and start the PQA program (refer to “Running PQA Diagnostics Program” on page 34.

2.Go to the diagnostic CD-ROM in the test items.

3.Press F2 in the test items.

4.Follow the instructions in the message window.

If an error occurs, reconnect the connector on the System board. If the error still remains:

1.Reconnect the external diskette drive/CD-ROM module.

2.Replace the external diskette drive/CD-ROM module.

3.Replace the system board.

Keyboard or Auxiliary Input Device Check

Remove the external keyboard if the internal keyboard is to be tested.

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 system board.

If the keyboard cable connection is correct, run the Keyboard Test. See “Running PQA Diagnostics Program” on page 34 for details.

If the tests detect a keyboard problem, do the following one at a time to correct the problem. Do not replace a non-defective FRU:

1.Reconnect the keyboard cables.

2.Replace the keyboard.

3.Replace the system board.

58

Chapter 4

Page 64
Image 64
Acer 49.49C02.001 manual System Check Procedures, External Diskette Drive Check, External CD-ROM Drive Check

49.49C02.001 specifications

The Acer 49.49C02.001 is a remarkable addition to Acer's lineup of high-performance displays, tailored for gamers and professionals alike. This monitor is characterized by its expansive 49-inch curved screen, which creates an immersive viewing experience that draws the user in. The display features a super ultra-wide 32:9 aspect ratio, providing ample screen real estate for multitasking or fully immersing oneself in gaming.

One of the standout features of the Acer 49.49C02.001 is its QHD resolution, with a 3840 x 1080 pixel configuration. This high resolution ensures that images and videos are rendered with stunning clarity and detail, eliminating any blurriness that can often accompany lower resolution displays. The monitor's VA panel technology contributes to its superior contrast ratios, providing vivid colors and deep blacks that enhance the overall viewing experience.

For gamers, the Acer 49.49C02.001 integrates a 144Hz refresh rate, which is essential for achieving smooth gameplay. The high refresh rate minimizes motion blur and provides a seamless visual experience during fast-paced action, making it an ideal choice for first-person shooters and racing games. Additionally, the monitor supports AMD FreeSync technology, which synchronizes the refresh rate of the display with the graphics card, reducing screen tearing and stuttering during gameplay.

In terms of connectivity, the monitor is equipped with multiple input options, including HDMI and DisplayPort, allowing for easy connections to various devices such as gaming consoles and PCs. The inclusion of USB ports also facilitates the connection of peripherals, ensuring that users have everything they need at their fingertips.

The ergonomic design of the Acer 49.49C02.001 is another significant highlight. With height and tilt adjustments, users can customize the monitor's position for optimal comfort during long hours of use. The sleek and modern design complements any setup, whether for gaming, work, or entertainment.

Moreover, the monitor comes with Acer's BlueLightShield and Flickerless technologies, which reduce eye strain during extended use. This combination of features and technologies makes the Acer 49.49C02.001 a versatile and powerful display, suitable for a wide range of applications, from gaming marathons to professional graphic design work. Overall, Acer's commitment to quality and innovation is evident in this striking monitor.