OS 6

4

 

 

 

 

PCI I/O

 

5

 

 

power supply

 

 

processor

3

 

4

 

SAS mid-plane board

 

serial ATA port

4

 

 

system fan

5

 

 

 

system boards

 

17

 

 

 

backplane

19

 

 

19

SAS backplane board

mainboard

17

 

 

mid-plane board

 

21

SAS mid-plane board

system diagnostic LEDs 22

 

 

system fan

 

72

 

 

 

replacing

 

 

 

system features

3

 

 

 

system jumpers

23

 

 

 

system memory

 

80

 

 

reconfiguring

 

 

system tour

1

33

 

 

 

system upgrade

35

 

 

ESD precautions

35

 

installation precautions

36

post-installation instructions

preinstallation instructions

35

T

tape drive

60

installing

top cover

41

installing

removing

41

troubleshooting

133

confirming loading of the OS 138

175

hardware diagnostic testing 137 POST error codes 147

problems 138

 

 

 

 

142

adapter stopped working

cannot connect to a network

141

 

 

 

 

cannot detect

bootable

drive

141

 

 

 

141

cannot detect memory

 

cannot eject DVD/CD tray

140

cannot read DVD/CD

140

controller

stopped

working

142

 

 

140

DVD/CD drive no light

HDD LED no light

139

 

HDD not recognized

141

initial system installation

135

LAN LED no light

142

142

network connection fails

no characters on screen

143

no video

142

 

 

 

138

power indicator no light

Processors

not

recognized

139

 

 

 

 

server boot does not complete

POST

139

 

144

system fans do not rotate

resetting the system

135

137

verifying key system lights

turning off the system

32

 

 

 

turning on the system

29

 

 

 

power-on problems

30

 

 

U

upgrading the BIOS 132

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Acer R720 Series manual 175, Pci I/O

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.