Acer Aspire 7720 User Manual

Chapter 2 51
BIOS Flash Utility
The BIOS flash memory update is required for the following conditions:
T New versions of system programs
T New features or options
T Restore a BIOS when it becomes corrupted.
Use the Phlash utility to update the system BIOS flash ROM.
NOTE: If you do not have a crisis recovery diskette at hand, then you should create a Crisis Recovery
Diskette before you use the Phlash utility.
NOTE: Do not install memory-related drivers (XMS, EMS, DPMI) when you use the Phlash.
NOTE: Please use the AC adapter power supply when you run the Phlash utility. If the battery pack does not
contain enough power to finish BIOS flash, you may not boot the system because the BIOS is not
completely loaded.
Follow the steps below to run the Phlash.
1. Prepare a bootable diskette.
2. Copy the flash utilities to the bootable diskette.
3. Then boot the system from the bootable diskette. The flash utility has auto-execution function.

Acer Aspire 7720 Specifications

General

Stepping	M0
Tjunction	85 °C
Processor cache	2 MB
Processor cores	2
Processor model	T5750
System bus rate	- GT/s
Processor family	Intel® Core™2 Duo
Processor series	Intel Core 2 Duo T5000 Series
Processor socket	mPGA4
Processing Die size	143 mm²
Processor frequency	2 GHz
Processor cache type	L2
Processor lithography	65 nm
Processor manufacturer	Intel
Processor front side bus	667 MHz
Processor operating modes	64-bit
Thermal Design Power (TDP)	35 W
Number of Processing Die Transistors	291 M
HDD speed	5400 RPM
HDD interface	SATA
Card reader integrated	Yes
Total storage capacity	250 GB
Compatible memory cards	MMC, MS PRO, SD, xD
Display surface	Matt
Display diagonal	17 \
Display brightness	200 cd/m²
Display resolution	1440 x 900 pixels
Native aspect ratio	16:10
TV-in port	No
Modem speed	56 Kbit/s
Wireless technology	IEEE 802.11a/g/n
Memory slots	2x SO-DIMM
Internal memory	4 GB
Internal memory type	DDR2-SDRAM
Memory layout (slots x size)	2 x 2 GB
Discrete graphics card model	Intel® GMA X3100
Maximum graphics card memory	0.358 GB
Audio system	High Definition Audio
Front camera resolution (numeric)	0.3 MP
Networking features	Gigabit Ethernet
Operating system installed	Windows Vista Home Premium
TV-out type	S-Video
Charging port type	DC-in jack
Serial ports quantity	0
USB 2.0 ports quantity	4
Cable lock slot type	Kensington
Password protection type	BIOS
Battery life (max)	3.5 h
Number of battery cells	8
Pointing device	Touchpad
Processor code	SLA4D
Processor ARK ID	33915
Processor package size	35 x 35 mm

Weight and Dimensions

Depth	298 mm
Width	404 mm
Weight	3620 g
Height (rear)	43 mm
Height (front)	38 mm