30

 

3 Getting Started

 

 

 

 

Checkpoint

Beep Code

Description

 

Code

 

 

 

 

 

 

 

 

7Eh

 

The Coprocessor initialization test. Use the

 

 

floating point instructions to determine if a

 

 

coprocessor exists instead of the ET bit in

 

 

CR0.

 

 

 

 

80h

 

Disable onboard COM and LPT ports before

 

 

testing for presence of external I/O devices.

 

 

 

 

81h

 

Run late device initialization routines.

 

 

 

 

82h

 

Test and identify RS232 ports.

 

 

 

 

83h

 

Configure Fisk Disk Controller.

 

 

 

 

84h

 

Test and identify parallel ports.

 

 

 

 

85h

 

Display any ESCD read errors and configure

 

 

all PnP ISA devices.

 

 

 

 

86h

 

Initialize onboard I/O and BDA according to

 

 

CMOS and presence of external devices.

 

 

 

 

87h

 

Initialize motherboard configurable devices.

 

 

 

 

88h

 

Initialize interrupt controller.

 

 

 

 

89h

 

Enable NMI.

 

 

 

 

8Ah

 

Initialize Extended BIOS Data Area and ini-

 

 

tialize the mouse.

 

 

 

 

8Bh

 

Setup interrupt vector and present bit in

 

 

Equipment byte.

 

 

 

 

8Ch

 

Initialize both of the floppy disks and dis-

 

 

play an error message if failure was

 

 

detected. Check both drives to establish the

 

 

appropriate diskette types in the BIOS data

 

 

area.

 

 

 

 

8Fh

 

Count the number of ATA drives in the sys-

 

 

tem and update the number in bdaFdis-

 

 

kcount.

 

 

 

 

Page 40
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Acer R310 manual Checkpoint Beep Code Description

R310 specifications

The Acer R310 is a prominent multimedia projector that stands out for its versatile performance and impressive features. Designed to meet the needs of both business and educational environments, the R310 exhibits a blend of portability, ease of use, and advanced technology, making it an ideal choice for presentations, lectures, and entertainment purposes.

One of the standout characteristics of the Acer R310 is its resolution capabilities. The projector supports a high-definition 1280 x 800 pixel resolution, ensuring sharp and clear images. This specification is crucial for displaying detailed graphics, videos, and text during presentations, allowing for an engaging and effective communication experience. Coupled with a brightness level of up to 3,000 ANSI lumens, the R310 performs reliably in both dark and well-lit settings, enabling users to present to larger audiences without compromising quality.

The Acer R310 employs advanced color technology that enhances color precision and vibrancy. Utilizing Acer's ColorBoost technology, the projector can deliver a wider color gamut, ensuring that colors appear more vivid and lifelike. This feature is particularly beneficial when showcasing multimedia content, as it enhances the overall viewing experience.

Portability is another key attribute of the Acer R310. Weighing in at just under 4 pounds, this projector is easy to transport, making it an excellent choice for traveling professionals or educators who frequently move between locations. Additionally, it features a compact design that allows for hassle-free storage in tight spaces.

Connectivity options are abundant with the R310. The projector is equipped with multiple inputs, including HDMI, VGA, and USB ports, facilitating seamless connections with various devices such as laptops, tablets, and streaming devices. This versatility allows users to project content from different sources without the need for adapters or converters.

Furthermore, the Acer R310 boasts an impressive lamp life, rated at up to 6,500 hours in eco mode. This extended lifespan reduces maintenance costs and ensures that users can enjoy long-term performance without frequently replacing bulbs.

In conclusion, the Acer R310 is a powerful and user-friendly projector that combines high-resolution imaging, bright output, enhanced color technology, and portability. With its robust connectivity options and long lamp life, it serves as a reliable solution for diverse presentation needs, making it an excellent investment for both professional and educational settings.