Acer Aspire 7520 7220 Series User Manual

Chapter 15
System Block Diagram 

6Chapter 1
Board Layout
Top View
1 JP1 LVDS Connector 10 JP6 Touchpad Connector
2 JP3 Speaker (Left) Connector 11 U14 R5C833 Chip
3 JP34 Speaker (Right) Connector 12 U15 Keyboard Controller
4 JP4 Microphone Connector 13 JP9 PCI Express Card Socket
5 T1 14 LED1 Power/Suspend LED
6 JP5 Keyboard Connector 15 LED2 Battery Charge/Discharge LED
7 JP2 Button Board Connector 16 JP13 Mainboard to Audio Board 
Connector
8 JP36 LED Board Connector 17 JP11 Mainboard to USB & TV Board 
Connector
9 PHY RTL&11B Chip 18...

Chapter 17
Bottom View
1 PJP1 DC-in Power Jack 13 JP26 IEEE1394 Connector
2 PJP2 Battery Connector 14 JP27 SATA HDD Connector
3 JP14 D-Sub CRT Connector 15 JP22 CPU Socket
4 JP25 ODD Connector 16 SW1 Volume Control
5 JP20 Mini Card (TV-Tuner) Connector 17 JP28 DDRII Memory Socket
6 JP20 Mini Card (WLAN) Connector 18 JP29 DDRII Memory Socket
7 JP21 Mini Card (TV-Tuner) Socket 19 U29 Audio Codec Controller
8 U23 North Bridge 20 JP31 Line-Out/Headphone/SPDIF Jackt
9 JP16 Internal Fan Connector 21 JP32...

8Chapter 1
Your Acer Notebook Tour
After knowing your computer features, let us show you around your new Aspire computer.
Front View
#IconItemDescription
1 Acer Crystal Eye Web camera for video communication.
2 Power button Turns the computer on and off.
3 Wireless communication 
button/indicatorEnables/disables the wireless function. 
Indicates the status of wireless LAN 
communication.
4 Easy-launch buttons Buttons for launching frequently used 
programs.
5
Bluetooth
® 
communication button/...

Chapter 19
Closed Front View
9 Status indicators Light-Emitting Diodes (LEDs) that light up 
to show the status of the computer’s 
functions and components.
10 Click buttons (left and 
right)The left and right buttons function like the 
left and right mouse buttons.
11 Microphone Internal microphone for sound recording.
12 Display screen Also called Liquid-Crystal Display (LCD), 
displays computer output.
13 Acer Arcade button Launches the Acer Arcade application.
14 Empowering button Launches the...

10Chapter 1
Left View
#IconItemDescription
1 Kensington lock slot Connects to a Kensington-compatible 
computer security lock.
2 External display (VGA) 
portConnects to a display device (e.g., external 
monitor, LCD projector).
3 DVI-D DVI-D port Connects to a display device with DVI-D 
input (for selected models)
4 Ethernet (RJ-45) Connects to an Ethernet 10/100/1000-
based network (for selected models).
5 2 USB 2.0 port Connect to USB 2.0 devices (e.g., USB 
mouse, USB camera).
6 S-video/TV-out (NTSC/...

Chapter 111
Right View
Rear view
#IconItemDescription
1 2 USB 2.0 ports Connect to USB 2.0 devices (e.g., USB 
mouse, USB camera).
2 AV-in port Accepts input signals from audio/video 
(AV) devices (for selected models).
3 Optical drive Internal optical drive; accepts CDs or DVDs 
(slot-load or tray-load depending on 
model).
4 Optical disk access 
indicatorLights up when the optical drive is active.
5 Optical drive eject 
buttonEjects the optical disk from the drive.
6 Emergency eject hole Ejects the...

12Chapter 1
Base view
Indicators
The computer has several easy-to-read status indicators.
The front panel indicators are visible even when the computer cover is closed.
#ItemDescription
1 Battery bay Houses the computer’s battery pack.
2 Battery release latch Releases the battery for removal.
3 Battery lock Locks the battery in position.
4 Subwoofer Emits low frequency sound output.
5 Hard disk bay Houses the computer’s hard disk (secured with screws)
6 Ventilation slots and 
cooling fanEnable the...

Chapter 113
NOTE: 1. Charging: The light shows amber when the battery is charging. 2. Fully charged: The light shows 
green when in AC mode.
Easy-Launch Buttons
To the top of the keyboard there are four easy-launch buttons: Web browser, mail, arcade buttons and an 
Empowering Key “ .
Press “  “ to run the Acer Empowering Technology. The mail and Web browser buttons are pre-set to email 
and Internet programs, but can be reset by users. To set the Web browser and mail buttons, run the Launch 
Manager....

14Chapter 1
Touchpad Basics
The following teaches you how to use the touchpad:
qMove your finger across the touchpad (2) to move the cursor. 
qPress the left (1) and right (4) buttons located beneath the touchpad to perform selection and 
execution functions. These two buttons are similar to the left and right buttons on a mouse. 
Tapping on the touchpad is the same as clicking the left button.
qThe center (3) button to mimics your cursor pressing on the right scroll bar of Windows 
applications.
NOTE:...