Acer Travelmate 4650 Service Guide

							42Chapter 1
Power consump. 
efficiency index (W/
GB) 0.016 0.011 0.008 NA
Physical size
Height (mm) 9.5 9.5 9.5 9.5
Width (mm) 70 70 70 70
Depth (mm) 100 100 100 100
Weight - typical (g) 95 99 99 102
Environmental characteristics
Operating
Ambient 
temperature5  to 55  C 5  to 55  C 5  to 55  C 5  to 55  C
Relative humidity 
(non-condensing)8% - 90% 8% - 90% 8% - 90% NA
Maximum wet bulb 
(non-condensing)29.4 C 29.4 C 29.4 CNA
Shock (half sine 
wave)200G/2ms 200G/2ms 200G/2ms 300 G / 2ms, 160G 
/ 1ms
Vibration (random 
(RMS))0.67 G (5 - 500 Hz)  0.67 G (5 - 500 Hz)  0.67 G (5 - 500 Hz)  NA
Swept sine  1 G 0 - P (5 - 500 
Hz) 1 G 0 - P (5 - 500 
Hz)1 G 0 - P (5 - 500 
Hz)NA
Non-operating
Ambient temp
-40  to 65  C -40  to 65  C -40  to 65  C -40  to 65  C
Relative humidity 
(non-condensing)5% - 95% 5% - 95% 5% - 95% NA
Maximum wet bulb 
(non-condensing)40 C 40 C 40 CNA
Shock (half sine 
wave)800Gs/1ms 800Gs/1ms 800Gs/1ms 1000 G / 1 ms
Vibration (random 
(RMS))3.01 G (5 - 500 Hz) 3.01 G (5 - 500 Hz) 3.01 G (5 - 500 Hz) NA
Acoustics (A-Weighted Sound Power (Bels))
Idle (typ.) 2.0 2.3 2.3 2.5 
Op (typ.) 2.4 2.7 2.7 2.7
Idle (max.) 2.3 2.6 2.6 NA
Op (max.) 2.6 2.9 2.9 NA
HGST 
°° °° °° °°
°°°
°° °° °° °°
°°° 
						

							Chapter 243
BIOS Setup Utility
The BIOS Setup Utility is a hardware configuration program built into your computer’s BIOS (Basic Input/
Output System).
Your computer is already properly configured and optimized, and you do not need to run this utility. However, 
if you encounter configuration problems, you may need to run Setup.  Please also refer to Chapter 4
 Troubleshooting when problem arises. 
To activate the BIOS Utility, press 
m during POST (when “Press  to enter “Setup” message is prompted
 on the bottom of screen). 
The setup screen displays BIOS as follows:Navigating the BIOS Utility
During setup,all Fn function keys and power saving functions are disabled.
There are five menu options: Main, Advanced, Security, Boot and Exit.
FunctionItem
Information Display the system informations
Main Allows the user to specify standard IBM PC AT 
system parameters
Advanced Provides advanced settings of the system
Security Provides security settings of the system
Boot Allows the user to specify the boot options
Exit Allows the user to save CMOS setting and exit Setup
System Utilities
Chapter  2 
						

							44Chapter 2
Buttons
Application Launch Buttons
NOTE: Detail description and definition of application Launch Buttons, please reference the External spec. 
Power Button
The activity of the power button is as follows: 
TIf power button is pressed for less than 1 second then nothing happens. 
TIf power button is pressed for more than 1 second but less than 4 seconds then system would execute 
User Requested OFF before the system entered into OS.
TIf power button is pressed for more than 4 seconds then the notebook will be powered off by power button 
over-ride feature. 
TIf OS is running in ACPI mode, the power button acts as the sleep button, and let OS controls the policy of 
power button which is defined in Power Option under the OS.  
Power Button Over-ride 
Holding down the Power Button for 4 seconds will cause an unconditional transfer to the Off state without 
notifying the operating system. 
If press power button for less than 4 seconds, the system will enter suspend to RAM or OFF state according to 
OS power option setting. 
Lid Switch
This section describes the expected behavior of the system when the lid is opened or closed by the user. 
If the system is running under legacy mode: 
TClosing the lid will turn off LCD backlight. 
If the system is running under ACPI mode: 
TThe operating system will determine what action to take when the lid is closed. (Windows does not define 
Lid Open action in Power Option control panel) 
TThe function of lid close will follow the OS setting in power management (Nothing, standby, Hibernate or 
Power off). However, if the setting is nothing, the backlight must still be turned off when the lid is closed. 
TLid Open action does not resume the system from S3, S4, and S5. 
Launch KeysDescription
Launch Button P  
Launch Button e   
Specific Keys
Wireless Button Wireless enable/disable 
E-mail Button Launch Outlook Express
Bluetooth Button Enable/disable bluetooth 
Internet Button Launch Internet Explorer  
						

							Chapter 245
Hard Disk Password Function/ Password on boot function 
This feature allows the user to set the password to prevent any unauthorized access to the internal hard disk. 
TIf the original HDD come from other machine with password protected, the system just show ” Enter HDD 
password [         ]”
User is required to enter HDD password when system boot up. 
TIf user enter the wrong password, it will pop out message “Setup Warning, Invalid Passwrod”.....
TIf the password is correct, system will continue to boot up into OS. 
TPassword on boot  
TPassword on boot is Disabled, the system will NOT POP any password prompt windows during POST.  
TIf Password on boot is set to “Enabled” , the system will POP “Enter password”  prompt windows during 
POST. No matter the user key in Supervisor Password or User Password, the system will be unlocked. 
Valid Password Characters 
Valid Password Characters: 
Symbol CharacterSymbol Name 
A-Z Alphabets A through Z (Not Case Sensitive) 
0-9 Numerical Characters
-Dash
= Equal Sign
[ Left Bracket
] Right Bracket
.Period
, Comma
;Semi-Colon
/Slash
\ Back-slash 
						

							46Chapter 2
Information 
ParameterDescription
Product Name This field will show the product name 
Manufacture Name This field will show manufacturer name
BIOS Version This field reports the BIOS version of system
VGA Version This field reports the VGA version of the system
HDD Model Name This item will show the Model name of HDD installed on Primary IDE 
master. The hard disk model name is automatically detected by the 
system. If there is no hard disk present or unknown type, “None” 
should be shown on the field.
HDD Serial Number This item will show the Serial number of HDD installed on Primary IDE 
master. If no Hard disk or other devices are installed on Primary IDE 
master, then it will display a blank line
ATAPI Model Name This field shows the ATAPI Model Name for you
Serial Number This item will show the Serial number of system
Asset Tag This item will show the Asset Tag number of the system
UUID This will be visible only when there is an internal LAN device present
System Memory This field reports the memory size of system base memory.  The size is 
fixed to 640KB. 
Extended Memory This field reports the memory size of the extended memory in the 
system. 
Extended Memory size = Total memory size - 1 MB 
Insyde Software SCU                                     May 20, 2003  5:40:09  AM
Main Advanced Security Boot  Exit 
 
 ----Devices---------------------------------------------------  -----System------------------------- 
 Product Name      = TravelMate 4150     CPU = Intel® Pentium ® 4 
 Manufacture Name  = Acer CPU speed = 2.0 GHz 
 BIOS Version       = V1.00 L2 Cache = 2048 KB 
 VGA Version       = 3104  
   
 HDD Model Name = HITACHI_DK23EA-40-(PM)  
 HDD Serial Number = 123456789 ----Memory------------------------ 
 ATAPI Model Name = UJDA740 DVD/CDROM-(SM)System Memory    = 640 KB 
  Extended Memory = 256MB 
 Serial Number = ( 32 bytes) VGA Memory    = 128 MB 
 Asset Tag Number = (32 bytes)  
 UUID = (16 bytes)  
   
Setup system date, time. Enable boot logo and get system information. 
  
						

							Chapter 247
Video Memory VGA Memory size :
Discrete = 64 or 128MB (depends on actual VRAM size) 
TurboCache = 32MB (actual TurboCache VRAM size) 
Intel 915 DVMT: selectable between the following: 
1.64MB (8MB pre-allocated + 56MB DVMT) 
2.128MB (8MB pre-allocated + 128DVMT).  This is the default 
value. 
3.Max DVMT (160MB on 256MB system memory, 224MB on 
512MB and above system memory).    
ParameterDescription 
						

							48Chapter 2
Main
This menu provides you the information of the system.
ParameterDescription
Date and Time The hours are displayed with 24 hours format. The values set in these two fields 
take effect immediately.
Quiet Boot Customer Logo display will be shown during POST when it is selected.
LCD Auto DIM Enabled: LCD brightness will automatically lower to save more power when AC 
is not present.
Disabled: LCD brightness will NOT automatically lower to save more power 
when AC is not present.
Network Boot When this is selected, Boot from LAN feature is enabled. When this is not 
selected, Boot from LAN feature is then disabled
F12 Boot Menu When this is selected, users can modify device boot priority by pressing  
key during POST. When this is not selected, device boot priority will not be 
adjustable during POST
D2D Recovery Allow user to enable/disable the Disk-to-Disk recovery
Enabled: Enable D2D Recovery/eRecovery 
Disabled: Disable D2D Recovery/eRecovery 
Help note:
Enable Acer disc-to-disc system recovery via Alt+F10 key during POST. 
Options: Enable or Disable 
Insyde Software SCU                                     May 20, 2003  5:40:09  AM
Main Advanced Security  Boot  Exit 
Date and Time      
) Quiet Boot      
) LCD Auto DIM      
ò³ Network Boot 
ò³³F12 Boot Menu 
) D2D Recovery³   
       
         
         
          
        
       
 
Enable or disable the F12 key for Boot Menu during POST   
 for select  
						

							Chapter 249
Advanced
The Advanced screen contains parameters involving your hardware devices. It also provides advanced
 settings of the system.
Insyde Software SCU                                     May 20, 2003  5:40:09  AM
Main Advanced Security Boot Exit  
Infrared Port (FIR)   -----------------------------FIR Ports-------------------------- 
-----FIR I/O settings----Mode Setting for IRDA-  
 
)Legacy USB Support 
(³³) Disabled (  ) Normal (16550)  
(  ) COM1,3F8,IRQ4(  ) IrDA (HPSIR)  
 
(&) COM2,2F8,IRQ3(  ) ASK IR 
 
(  ) COM3,3E8,IRQ4(&) FAST IR  
 
(³³) COM4,2E8,IRQ3  
 
   DMA Setting For FIR  
   (  ) DMA1  
    (&) DMA2  
    (  ) DMA3  
     
       OK      Cancel     
     
   for block select.      for item select. 
< Enter> for accept.   for reject.  activates accelerators. 
 for Enable or Disable. 
Insyde Software SCU                                    May 20, 2003  5:40:09  A
Main Advanced Security Boot  Exit 
  Infrared Port (FIR)  
 )Legacy USB support     
    
  
  
Legacy USB keyboard, Floppy Drive, USB Mouse Support 
 for Enable or Disable  
						

							50Chapter 2
The table below describes the parameters in the screen. Settings in boldface are the default and suggested
 parameter settings.
DescriptionOption
Infrared Port (FIR)
FIR I/O Settings  Sets the base I/O address and IRQ for 
Infrared port.Disabled
COM1, 3F8, IRQ4
COM2, 2F8, IRQ3
COM3, 3E8, IRQ4
COM4, 2E8, IRQ3
DMA Setting for Fast IR Sets a DMA channel for the printer to 
operate in ECP mode. This parameter is 
enabled only if Mode is set to ECPDMA1, DMA2, DMA3
Mode Setting for IrDA Normak (16550), IrDA (HPSIR), ASK IR, FA S T  I R
Legacy USB Support 
Legacy USB Support Disabled: Disable support for Legacy Universal Serial Bus.
Enabled: Enable support for Legacy Universal Serial Bus. 
						

							Chapter 251
Security
The Security screen contains parameters that help safeguard and protect your computer from 
unauthorized use.
If password on boot is required, the password must be set otherwise it cannot be enabled.
The formats of the password are as follows:
TLength           10 characters
TCharacters    Alphanumeric keys only. The shift status i.e. Ctrl, Shift, Alt and Capital are ignored.
The table below describes the parameters in this screen. Settings in boldface are the default and 
suggested  parameter settings.
ParameterDescription
Set User Password Defines whether a password is required or not while the events defined 
in this group happened. The following sub-options are all requires the 
Supervisor password for changes and should be grayed out if the user 
password was used to enter setup. 
When you set Supervisor password already and then you reboot and 
into BIOS setup manual by User password, the set Supervisor 
password, Boot device and Lock Hard Drive will be disable. 
Allows the user to specify whether or not a password is required to boot.   Set Supervisor Password
Lock Hard Disk Drive Set the password to lock the hard disk drive
Insyde Software SCU                                    May 20, 2003  5:40:09  AM 
Main Advanced     Security Boot Exit 
 Set User Password  
 Set Supervisor Password 
 _ Lock HardDisk Drive --------Set Supervisor password---------------- 
  Enter old Supervisor password:    . . . . . . . . . . 
  Enter new Supervisor Password:   . . . . . . . . . ..
  Verify new Supervisor Password:    . . . . . . . . . .
   [  ] Boot System  
 OK  Cancel    
     
    
Enter new password. Password will NOT be displayed