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Error Messages

FRU/Action Sequence

 

 

I/O device IRQ conflict

n

n

n

Run “Load Setup Defaults” using the BIOS Setup Utility, then reboot the notebook.

Test or replace the CMOS battery, run the BIOS Setup Utility to reconfigure system time, then reboot the system.

Test or replace the system board.

Operating system not found

n Run the BIOS Setup Utility and see if fixed disk and drive A: are

 

 

properly identified.

 

n

Test or replace the diskette drive

 

n

Test or replace the hard disk drive

 

Test or replace the system board

 

n

 

 

 

 

 

No-beep error messages

No-beep Error Messages

FRU/Action in Sequence

 

 

 

No beep, power-on indicator turns off and LCD

n

Test the power source (battery pack and power adapter). See “Testing

is blank.

 

the power system” on page 118.

 

n

Make sure that every connector is connected tightly and correctly.

n

Reconnect the SO-DIMM.

n

Test or replace the LED board.

Test or replace the system board.

n

No beep, power-on indicator turns on and LCD is blank.

n

n n n n n n n

Test the power source (battery pack and power adapter). See “Testing the power system” on page 118.

Reconnect the LCD connector Check the hard disk drive. Check the LCD inverter ID. Check the LCD cable.

Test or replace the LCD inverter. Test or replace the LCD.

Test or replace the system board.

No beep, power-on indicator turns on and LCD

n

Reconnect the LCD connectors.

is blank. But you can see POST on an external

n

Check the LCD inverter ID.

CRT.

n

Check the LCD cable.

 

n

Test or replace the LCD inverter.

 

n

Test or replace the LCD.

 

n

Test or replace the system board.

 

 

 

 

 

No beep, power-on indicator turns on and a blinking cursor shown on LCD during POST.

n n

Make sure that every connector is connected tightly and correctly. Test or replace the system board.

No beep during POST but system runs correctly.

n

 

 

n

Test or replace the speaker.

Test or replace the system board.

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Acer ENTJ75, ENTJ77, ENTJ78, ENTJ76 manual 123, No-beep error messages, No-beep Error Messages FRU/Action in Sequence

ENTJ78, ENTJ77, ENTJ76, ENTJ75 specifications

The Acer ENTJ series, comprising models ENTJ75, ENTJ76, ENTJ77, and ENTJ78, represents a significant leap in technology and performance within the Acer family of products. These models are designed to cater to a range of users, from professionals to gamers, featuring advanced specifications, innovative technologies, and a commitment to enhancing user experience.

Starting with the ENTJ75, this model showcases a sleek design coupled with powerful processing capabilities. Equipped with the latest Intel or AMD processors, the ENTJ75 ensures seamless multitasking and accelerated performance. The incorporation of a high-refresh-rate display enhances visual fluidity, making it ideal for both work and entertainment purposes. With options for high-resolution displays, users can expect stunning visuals that bring content to life.

The ENTJ76 builds upon the strengths of its predecessor by incorporating advanced cooling technologies. Acer's thermal management ensures that the device remains cool under pressure, maintaining optimal performance during intense gaming sessions or heavy software usage. This model also expands on connectivity options, featuring multiple USB ports, HDMI outputs, and Wi-Fi 6 for faster internet speeds and better network efficiency.

Model ENTJ77 introduces enhanced graphics capabilities, including dedicated graphics cards that enable users to dive into gaming or graphic design without compromise. The high-quality sound system further elevates the multimedia experience, providing immersive audio that complements the exceptional visuals.

Meanwhile, the ENTJ78 is the flagship model of the series, pushing boundaries with cutting-edge technologies such as 5G connectivity, allowing for lightning-fast internet access. This model also prioritizes security, incorporating biometric authentication methods that safeguard user data effectively. The ENTJ78 aims to be the all-in-one solution for productivity and entertainment.

Across the ENTJ series, Acer has maintained a focus on user-centric designs. Features such as ergonomic keyboards, customizable RGB lighting, and lightweight chassis offer convenience and style. Battery life is another priority, with all models being equipped to support extended use without frequent charging.

In summary, the Acer ENTJ75, ENTJ76, ENTJ77, and ENTJ78 blend performance, technology, and user experience into a cohesive product lineup that caters to a diverse audience. Whether for professional applications, gaming, or multimedia consumption, these models are designed to meet the demands of today's tech-savvy users.