Acer Travelmate 4070 Service Guide

6TravelMate 4070/4080
29 U18 South Bridge 30 CN24 PCMCIA Connector
31 CN25 HDD Connector 32 CN27 USB Connector
33 CN28 Line-out/SPEDIF Jack 34 CN29 Microphone Jack
35 CN30 Line-in Jack 36 SW3 WLAN Button
37 SW2 Bluetooth Button 38 LED2 Charger LED
39 LED1 Power LED 40 U22 Audio Codec
41 U10 Fan Connector 

Chapter 17
Panel
This is a brief introduction to the I/O ports, the features and the indicators.
Front view
#ItemDescription
1 Display  screen Also called LCD (Liquid Crystal Display), displays computer 
output.
2 Microphone Internal microphone for sound recording.
3 Keyboard For entering data into you computer.
4 Palmrest Comfortable support area for your hands when you use the 
computer.
5 Click buttons (Left, center and right) The left and right buttons function like the left and right 
mouse buttons;...

8TravelMate 4070/4080
Closed front view
Left view
#IconItem/ PortDescription
1 Speakers Left and right speakers deliver stereo audio 
output.
2 Power indicator Lights up when the computer is on.
3 Battery indicator Lights up when the battery is being charged.
4 Bluetooth communication button/
indicatorPress to enable/disable the Bluetooth function. 
Indicates the status of Bluetooth communication 
(optional).
5 Wireless communication button/
indicatorPress to enable/disable the wireless function....

Chapter 19
Right view
Rear view 
#IconItem/ PortDescription
1 Optical drive Internal optical drive; accepts CDs or DVDs 
depending on the optical drive type.
2 LED indicator Lights up when the optical drive is active.
3 Optical drive eject button Ejects the optical drive tray from the drive.
4 Emergency eject hole Ejects the optical drive tray when the computer is 
turned off.
#IconItem/ PortDescription
1 PC Card slot eject button Ejects the PC Card from the slot
2 PC card slot Accepts one Type II...

10TravelMate 4070/4080
Bottom view
#IconPortDescription
1 Power jack Connects to an AC adaptor.
2 External display port Connects to a display device (e.g., external 
monitor, LCD projector).
3 Security keylock Connects to a Kensington-compatible 
computer security lock.
#ItemDescription
1 Hard disc bay Houses the computer’s hard disc (secured by a screw).
2 Battery release latch Unlatches the battery to remove the battery pack.
3 Battery bay Houses the computer’s battery pack.
4 Battery lock Locks the...

Chapter 111
Indicators
The computer has three easy-to-read status icons on the upper-right above the keyboard, and four on the front 
panel.
NOTE: 1. Charging: the light shows amber when the battery is charging.
NOTE: 2. Fully charged: light shows green when in AC mode.
IconFunctionDescription
Caps Lock Lights when Caps Lock is activated.
Num Lock Lights when Numeric Lock is activated.
Media activity Indicates when the hard disk or optical 
drive is active.
Power Lights when the computer is on.
Battery...

12TravelMate 4070/4080
Easy-Launch Buttons
Located at the upper-right, above the keyboard are four buttons. These buttons are called launch keys. They 
are mail, Web browser, Acer Empowering key “   “, and one user-programmable button.
Press “   “ to run the Acer eManager. The mail and Web buttons are pre-set ot email and internet programs, 
but can be reset by users. To set the Web browser, mail and programmable keys, run the Acer Launch 
Manager. 
Launch keyDefault application
P User-programmable
Acer...

Chapter 113
Using the keyboard
The keyboard has full-sized keys and an embedded keypad, separate cursor keys, two Windows keys and 
twelve function keys.
Lock keys and embedded numeric keypad
The keyboard has three lock keys which you can toggle on and off.
The embedded numeric keypad functions like a desktop numeric keypad. It is indicated by small characters 
located on the upper right corner of the keycaps. To simplify the keyboard legend, cursor-control key symbols 
are not printed on the keys....

14TravelMate 4070/4080
Hot Keys
The computer employs hot keys or key combinations to access most of the computer’s controls like screen 
contrast and brightness, volume output and the BIOS Utility.
To activate hot keys, press and hold the  key before pressing the other key in the hot key combination.
KeysDescription
Windows logo key
     
Start button. Combinations with this key perform shortcut functions. Below 
are a few examples:
 +  (Activates the next Taskbar button)
 +  (Opens the My Computer...

Chapter 115
Special keys
You can locate the Euro symbol at the upper-center (for European keyboard) and/or bottom-right (Chinese 
keyboard) of your keyboard. To type:
Fn-nPower Management Launches Power options.
Fn-
oSleep Puts the computer in Sleep mode.
Fn-
pDisplay toggle Switches display output between the display screen, 
external monitor (if connected) and both the display 
screen and external monitor.
Fn-
qScreen blank Turns the display screen backlight off to save power. 
Press any key to...