147

Troubleshooting BIOS POST error beep codes

The following table lists the possible beep codes thay may occur while using the system and is followed by solutions to the situation.

Number

Troubleshooting action

of beeps

 

 

 

1, 2, or 3

• Make sure the memory modules are properly seated on the

 

DIMM slots.

 

• Make sure the memory modules comply with the system

 

requirements.

 

• Make sure the memory modules have been populated

 

according to the system requirements.

 

 

4-7, 9-11

• Indicates a fatal error. Consult your dealer or local Acer

 

representative for assistance.

 

• If beep codes are generated even when all PCI cards are

 

absent, consult your system manufacturer’s technical

 

support.

 

• Check for a malfunctioning expansion card. If beep codes

 

are not generated when all expansion cards are absent, one

 

of the expansion cards is causing the malfunction. Insert

 

the cards back into the system, booting the system between

 

each card addition, until the beeps occur again to reveal

 

the malfunctioning card.

8• Make sure the video adapter is properly seated on the expansion slot.

If the video adapter is an integrated part of the mainboard, the board may be faulty.

Page 157
Image 157
Acer R720 Series manual Troubleshooting Bios Post error beep codes, 147, Number Troubleshooting action Beeps

R720 Series specifications

The Acer R720 Series is a versatile line of laptops designed to cater to the needs of professionals, students, and casual users alike. Known for their reliability and performance, the R720 series has garnered a reputation for being a powerful yet portable computing solution. With a range of models available, users can select the specifications that best fit their individual needs, making it an excellent choice for a variety of tasks.

One of the standout features of the Acer R720 Series is its robust processing capabilities. Most models in this line are equipped with Intel Core processors, ranging from i5 to i7 options, which provide exceptional speed and efficiency for multitasking. Coupled with ample RAM, typically starting at 8GB, users can expect seamless performance whether they are running demanding applications, engaging in video editing, or simply browsing the web.

Display quality is another highlight of the R720 Series. With a full HD display, users can enjoy vibrant visuals with sharp clarity. The screen's anti-glare technology ensures that outdoor usage or bright lighting conditions do not hinder visibility, making it ideal for professionals who are on the go or students attending classes in varied environments.

Moreover, the R720 Series incorporates NVIDIA GeForce graphics options, providing an enhanced visual experience for gaming and graphic design tasks. This dedicated graphics capability ensures that users can enjoy smooth frame rates and detailed graphics in their favorite games or design software.

In terms of build quality, the Acer R720 Series features a sleek and lightweight chassis, making it easy to carry around without compromising durability. The keyboards are comfortable and responsive, promoting a positive typing experience, while the touchpad is precision-oriented, allowing for easy navigation.

Connectivity is another advantage of the R720 Series. Most models come equipped with various ports, including USB Type-C, HDMI, and an SD card reader, ensuring that users can connect to a multitude of devices and peripherals with ease. Wi-Fi 6 capabilities further enhance internet connectivity, offering faster data rates and improved network efficiency.

In conclusion, the Acer R720 Series is designed to deliver an optimal balance of performance, portability, and flexibility. With its powerful processors, high-quality displays, dedicated graphics options, and essential connectivity features, it stands out as a reliable option for users in all walks of life. Whether for work, study, or entertainment, the R720 Series remains a compelling choice.