33

Checkpoint

Beep Code

Description

Code

 

 

 

 

 

B0h

 

Check for errors

 

 

If (errors were found)

 

 

beep twice

 

 

display "F1 or F2" message

 

 

if (F2 keystroke) go to SETUP

 

 

if (F1 keystroke) go to BOOT

 

 

 

B1h

 

Inform RomPilot about the end of POST.

 

 

 

B2h

 

Change status bits in CMOS and/or the BIOS

 

 

data area to reflect the fact that POST is

 

 

complete.

 

 

 

B4h

 

One quick beep.

 

 

 

B5h

 

Turn off <Esc> and <F2> key checking.

 

 

IF (VGA adapter is present)

 

 

IF (OEM screen is still up)

 

 

Note OEM screen is gone.

 

 

Fade out OEM screen.

 

 

Reset video: clear screen, reset cursor, reload

 

 

DAC.

 

 

ENDIF

 

 

ENDIF

 

 

 

B6h

 

If password on boot is enabled, a call is

 

 

made to Setup to check password. If the

 

 

user does not enter a valid password, Setup

 

 

does not return.

 

 

 

B7h

 

Initialize ACPI BIOS.

 

 

 

B9h

 

Clear all screen graphics before booting.

 

 

 

BAh

 

Initialize the SMBios header and sub-struc-

 

 

tures.

 

 

 

BCh

 

Clear parity-error latch.

 

 

 

BDh

 

Display Boot First menu if MultiBoot is

 

 

intstalled.

 

 

 

Page 43
Image 43
Acer R310 manual Dac

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.