Acer Aspire 7520 7220 Series User Manual

Chapter 125 

26Chapter 1
Acer eLock Management 
Acer eLock Management is a security utility that allows you to lock your removable data, optical and floppy 
drives to ensure that data cannot be stolen while your notebook is unattended.
qRemovable data devices - includes USB disk drives, USB pen drives, USB flash drives, USB MP3 drives, 
USB memory card readers, IEEE 1394 disk drives and any other removable disk drives that can be 
mounted as a file system when plugged into the system.
qOptical drive devices -...

Chapter 127
Acer eRecovery Management 
Acer eRecovery Management is a powerful utility that does away with the need for recovery disks provided by 
the manufacturer. The Acer eRecovery Management utility occupies space in a hidden partition on your 
system’s HDD. User-created backups are stored on D: drive. Acer eRecovery Management provides you 
with:
qPassword protection.
qRecovery of applications and drivers.
qImage/data backup:
qBack up to HDD (set recovery point).
qBack up to CD/DVD.
qImage/data...

28Chapter 1
Acer eSettings Management 
Acer eSettings Management allows you to inspect hardware specifications and to monitor the system health 
status. Furthermore, Acer eSettings Management enables you to optimize your Windows operating system, so 
your computer runs faster, smoother and better. 
Acer eSettings Management also:
qProvides a simple graphical user interface for navigating.
qDisplays general system status and advanced monitoring for power users. 

Chapter 129
Getting to know your Acer Crystal Eye webcam
Launching the Acer Crystal Eye webcam
To launch the Acer Crystal Eye webcam, double click on the Acer OrbiCam icon on the screen.
OR
Click Start > All programs > Acer > Crystal Eye webcam. The Acer Cyrstal Eye webcam capture window 
appears. 
Changing the Acer Crystal Eye resolution
To change the capture resolution, click the displayed resolution button to select the desired resolution.
Using the Acer Crystal Eye as webcam
The Acer Crystal Eye is...

30Chapter 1
Using the System Utilities
NOTE: The system utilities work under Microsoft Windows XP only.
Acer GridVista (dual-display compatible)
NOTE: This feature is only available on certain models.
To enable the dual monitor feature of the notebook, first ensure that the second monitor is connected, then 
select Start, Control Panel, Display and click on Settings. Select the secondary monitor (2) icon in the 
display box and then click the check box Extend my windows desktop onto this monitor....

Chapter 131
NOTE: Please ensure that the resolution setting of the second monitor is set to the manufacturers 
recommended value.
Launch Manager
Launch Manager allows you to set the four easy-launch buttons (see their locations mentioned in “Easy-
Launch Buttons”). You can access the Launch Manager by clicking Start > All Programs > Launch Manager to 
start the application.
Note:
"Easy-launch buttons" on page 24
Start All Programs
Launch Manager 

32Chapter 1
Hardware Specifications and Configurations
NOTE: If you need to check PXE version, press F2 to enter BIOS then enable boot from LAN function. After 
that, power off the system and remove the HDD. Last, reboot the laptop. Then you will see the PXE 
version displayed on screen. Processor
ItemSpecification
CPU type
AMD Turion™ 64 X2 dual-core mobile technology TL-66 / TL-64 / TL-60 / 
TL-56 / TL-52 (1 MB L2 cache, 2.3 GHz / 2.2 GHz / 2.0 GHz / 1.8 GHz / 1.6 
GHz GHz, supporting AMD...

Chapter 133
Cache scheme control Fixed in write-back
System Memory
ItemSpecification
Memory controller
North Bridge NVIDIA
® MCP67-MV (Single chip)
Memory size 0MB (no on-board memory)
DIMM socket number 2 sockets
Supports memory size per socket 2GB
Supports maximum memory size 4GB (by two 1024MB SO-DIMM module)
Supports DIMM type DDR 2 Synchronous DRAM
Supports DIMM Speed 667 MHz
Supports DIMM voltage 1.8V and 0.9V
Supports DIMM package 200-pin soDIMM
Memory module combinations You can install memory...

34Chapter 1
Above table lists some system memory configurations. You may combine DIMMs with various capacities to 
form other combinations. On above table, the configuration of slot 1 and slot 2 could be reversed.
System VRAM and VBIOS Options
eSettingOS
System 
MemoryVBIOS Option 
in BIOS/
CMOSVRAM sizeSystem 
memory sizeVRAM sizeSystem 
memory size
512Mb 128MB Dedicated 128MB 512MB 192MB 512MB
Max. available 192MB
256MB Dedicated 256MB 512MB 320MB 512MB
Max. available 320MB
512MB Dedicated 512MB 512MB...