Acer Travelmate 2500 Service Guide

Chapter 113
 Keyboard
The keyboard has full-sized keys and an embedded keypad, separate cursor keys, two Windows keys and 
twelve function keys.
Special keys
Lock keys
The keyboard has three lock keys which you can toggle on and off.
Lock keyDescription
Caps Lock
@
When @is on, all alphabetic characters typed are in uppercase.
Num Lock (Fn-F11)
]
When ] is on, the embedded keypad is in numeric mode. The keys function 
as a calculator (complete with the arithmetic operators ), -, *, and /). Use this mode...

14Chapter 1
Embedded numeric keypad
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.
NOTE: If an external keyboard or keypad is connected to the computer, the Num Lock feature automatically 
shifts from the internal keyboard to the external keyboard or keypad.
Desired accessNum lock onNum lock off
Number keys...

Chapter 115
Windows keys
The keyboard has two keys that perform Windows-specific functions.
KeysDescription
Windows logo key
     
Start button. Combinations with this key perform shortcut functions. Below 
are a few examples:
 + Tab (Activates next taskbar button)
 + E (Explores My Computer)
 + F (Finds Document)
 + M (Minimizes All)
j+  + M (Undoes Minimize All)
 + R (Displays the Run... dialog box)
Application key Opens a context menu (same as a right-click). 

16Chapter 1
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 Fn key before pressing the other key in the hot key combination.
Hot KeyIconFunctionDescription
Fn-
lHotkey help Displays a list of the hotkeys and their functions.
Fn-
mSetup Accesses the notebook configuration utility. 
Fn-
nPower Management 
Scheme ToggleSwitches between the...

Chapter 117
The Euro symbol
If your keyboard layout is set to United States-International or United Kingdom or if you have a keyboard with a 
European layout, you can type the Euro symbol on your keyboard.
NOTE: for US keyboard users: The keyboard layout is set when you first set up Windows.  For the Euro 
symbol to work, the keyboard layout has to be set to United States-international.
To verify the keyboard type:
1.Click on Start, Control Panel.
2.Double-click on Regional and Language Options.
3.Click...

18Chapter 1
 Launch Keys
Located at the top of the keyboard are six buttons. These buttons are called lauch keys. They are designated 
as mail button, Web browser button, P1, P2, Bluetooth and Wireless buttons. The Wireless and Bluetooth 
buttons cannot be set by the user. To set the other four launch keys, run the Acer Launch Manager.
 
#IconFunctionDescription
1 Mail Email application
2 Web browser Internet browser application
3 P1 User-programmable
4 P2 User-programmable
5 Bluetooth Starts (optional)...

Chapter 119
Hardware Specifications and Configurations
System Board Major Chips
Item Controller
System core logic ATI RC300M+ATI IXP150
Super I/O controller NS PC87392
Audio controller Realtek ALC655
Video controller ATI Radeon 9700
Hard disk drive controller Embedded in ATI IXP 150
Keyboard controller Mitsubish LPC keyboard controller M38857
CardBus Controller TI 1520
RTC ATI IXP 150
Processor (for TravelMate 2000)
ItemSpecification
CPU type
Intel
® Cerelon® processor at 2.40 to 2.80 GHz; 400 MHz FSB...

20Chapter 1
Supported protocols ACPI 1.0b, SMBIOS 2.3, PCI 2.2, Boot Block, PXE 2.0, Mobile PC2001, 
Hard Disk Password, INT 13h Extensions, PCI Bus Power Management 
interface Specification, EI Torito-Bootable CD-ROM Format Specification 
V1.0, Simple Boot Flag 1.0
BIOS password control Set by switch, see SW5 settings on Chapter 5.
Second Level Cache
ItemSpecification
Cache controller Built-in CPU
Cache size
128KB for Cerelon
® CPU; 512KB for Intel® Northwood CPU, Mobile 
Pentium® 4 CPU and Cerelon®...

Chapter 121
Above table lists some system memory configurations. You may combine DIMMs with various capacities to 
form other combinations.
512MB 128MB 640MB
256MB 512MB 768MB
128MB 512MB 640MB
512MB 256MB 768MB
256MB 128MB 384MB
512MB 512MB 1024MB
0MB 512MB 512MB
LAN Interface
ItemSpecification
Chipset RealTek 8100C
Supports LAN protocol 10/100Mbps
LAN connector type RJ45
LAN connector location Rear side
Modem Interface
ItemSpecification
Chipset  International Agere LU97 chipset...

22Chapter 1
 .
Hard Disk Drive Interface
Item
Vendor & Model 
NameHGST Moraga 
IC25N030ATMR04
Fujitsu V-40 MHT2030AT
Seagate N1 ST93015AHGST Moraga 
IC25N040ATMR04-
TOSHIBA Pluto 40G 
MK4025GAS
Fujitsu V40+ MHT2040AT
Seagate N1 ST94019AHGST Moraga 
IC25N060ATMR04-0
HGST Fresno DK23FA-60
TOSHIBA Neptune 
MK6021GAS 
Capacity (MB) 30000 40000 60000
Bytes per sector 512 512 512
Logical heads 16 16 16
Logical sectors 63 63 63
Drive Format
Logical cylinders 16383 16383 16383
Physical read/write 
heads2/Not...