Acer Travelmate 270 Service Guide

							6Chapter 1
Board Layout
To p  Vi e w
1 Panel connector 6 DDR-200P so DIMM connector
2 Southbridge 7 Int. KB interface connector
3 Switch button interface connector 8 Audio to main board connector
4 Northbridge 9 Mini PCI connector
5 Modem connector
7 83
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5
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							Chapter 17
Bottom View
1 USB connector 11 DC jack connector
2 USB connector 12 CPU fan connector
3 USB connector 13 Keyboard/PS2 connector
4 1394 connector 14 RJ45-11 connector
5 TV-out connector 15 Battery connector
6 Serial port 16 PCMCIA connector
7 CD-ROM connector 17 DDR 200P
8 Parallel connector 18 FDD connector
9 CRT connector 19 Card reader connector
10 CPU socket 20 HDD connector
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16 1718 2019
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JP7 8119710
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							8Chapter 1
Outlook View
A general introduction of ports allow you to connect peripheral devices, as you would with a desktop PC.  
Front View
#IconItemDescription
1 1 Display screen Also called LCD (liquid-crystal display), 
displays computer output.
2 Launch keys Special keys for launching Internet 
browser, E-mail program and frequently 
used programs. Located at the top of the 
keyboard are five buttons. They are 
designated as P1, P2, P3, E-mail button 
and Web browser button. P1, P2 and P3 
launch user-programmable applications; E-
mail and Web browser launch E-mail and 
Internet browser applications.
3 Power Switch Turns on the computer power. 
						

							Chapter 19
4 Touchpad Touch-sensitive pointing device which 
functions like a computer mouse.
5 Click buttons (left, 
center and right)The left and right buttons function like the 
left and right mouse buttons; the center 
button serves as a 4-way scroll button.
6 Floppy disk drive (or 
card reader if installed)Reads/writes data from/to the media.
7 Floppy eject button Ejects floppy disk.
8 Speakers Outputs sound.
9 Palmrest Comfortable support area for your hands 
when you use the computer.
Outputs sound.
10 Keyboard Inputs data into your computer.
11 Status  indicators LEDs (light-emitting diode) that turn on and 
off to show the status of the computer, its 
functions and components. 
						

							10Chapter 1
Left Panel
#IconItemDescription
1 Optical drive Houses an optical drive module (CD-ROM, 
DVD-ROM or DVD/CD-RW combo drive).
2 Optical drive indicator Lights up when the optical drive is active.
3 Eject button Ejects the drive tray.
4 Emergency eject slot
Ejects the drive tray when the computer is 
turned off. There is a mechanical eject but-
ton on the optical drive. Simply insert the tip 
of a pen or paperclip and push to eject the 
tray. 
						

							Chapter 111
Right Panel
 
#IconItemDescription
1 Microphone/Line-in 
jackAccepts audio line-in devices (e.g., 
microphone, audio CD player, stereo 
walkman).
2 Headphone/Speaker/
Line-out jackConnects to audio line-out devices (e.g., 
headphones, speakers).
3 PC card eject buttons Eject the PC Card from the slot.
4 PC card slots Accepts two Type II or one TypeIII PC 
cards.
5 Modem jack Connects to a phone line.
6 Network jack Connects to an Ethernet 10/100-based 
network.
7 PS/2 port Connects to a PS/2 keyboard or mouse. 
						

							12Chapter 1
Rear Panel
#IconItemDescription
1 Security keylock Connects to a Kensington-compatible 
computer security lock.
2 Power jack Connects to an AC adapter.
3 External display port Connects to a display device (e.g., external 
monitor, LCD projector).
4 Paralle port Connects to a parallel device (e.g., parallel 
printer).
5 Serial port Connects to a serial device (e.g., serial 
mouse).
6 S-video Connects t a television or display device 
with S-video input.
7 IEEE 1394 port Connects to an IEEE 1394 device.
8 USB port Connects to Universal Serial Bus devices 
(e.g., USB mouse, USB camera). 
						

							Chapter 113
Bottom Panel
#IconItemDescription
1 Cooling fan Helps keep the computer cool. 
Note: Don’t cover or obstruct the opening 
of the fan.
2 Battery bay Houses the computer’s battery pack.
3 Battery release latches Unlatches the battery to remove the battery 
pack.
4 Hard disk bay Houses the computer’s hard disk.
5 Memory compartment Houses the computer’s main memory. 
						

							14Chapter 1
Indicators
The computer has seven easy-to-read status icons below the display screen.
The status LCD displays icons that show the status of the computer and its components.
IconFunctionDescription
Power Lights green when the computer is on and 
lights orange when the computer is in 
Standby mode.
Media activity Lights when the hard disk is active.
Battery charge Lights green when the battery is being 
charged. 
Lights orange when the battery power is 
low and is being charged.
Wireless 
communicationLights when the Wireless LAN capabilities 
are enabled.
Caps lock Lights when Caps Lock is activated.
Num lock Lights when Num Lock is activated.
Scroll lock Lights when Scroll Lock is activated. 
						

							Chapter 115
Lock Keys
The keyboard has three lock keys which you can toggle on and off.
Lock KeyDescription
Caps  Lock When Caps Lock is on, all alphabetic characters typed 
are in uppercase.
Num lock   
(Fn-F11)When Num Lock is on, the embedded keypad is in 
numeric mode.  The keys function as a calculator 
(complete with the arithmetic operators +, -, *, and /).  
Use this mode when you need to do a lot of numeric 
data entry. A better solution would be to connect an 
external keypad. 
Scroll lock   
(Fn-F12)When Scroll Lock is on, the screen moves one line up 
or down when you press
 w and y respectively.  
Scroll Lock does not work with some applications.