Acer Aspire 5920g Service Guide

							
Chapter 135
 
Total number of keypads 88-/89-key
Windows logo key Yes
Internal & external keyboard work 
simultaneouslyPlug USB keyboard to the USB port directly: Yes
Battery
ItemSpecification
Vendor & model name BATTERY PACK SANYO LI-ION 8  CELL2.4, 4800MAH
BATTERY PACK SONY LI-ION 
8CELL2.4, 4800MAH
BATTERY PACK SIMPLO LI-ION 8 
CELL2.4, 4800MAH
BATTERY PACK PANASONIC
LI-ION 8 CELL2.4, 4800MAH
Battery Type Li-ion
Pack capacity  4000mAH/4800 mAH
Number of battery cell 8
Package configuration 4 cells in  series, 2 series in parallel
Normal voltage 11.1V
Charge voltage 16.8+-0.2v
LCD 15.4” inch
ItemSpecification
Vendor & model name SAMSUNG  LTN190-M2-
000 NON-
GLARECMO M190A1-
L01 NON-
GLARE
SAMSUNG 
LTM190-M2-
L01-G GLARE 
TYPE CMO M190A1-
L03 GLARE 
TYPE
Screen Diagonal (mm) 19.1 inches 19.1 inches 19.1 inches 19.1 inches
Active Area (mm) 304.1x228.1 304.1x228.1 304.1x228.1
Display resolution (pixels) 1440x900  WXGA+1440x900 
WXGA+1440x900 
WXGA+ 1440x900 
WXGA+
Pixel Pitch 0.297x0.297 0.099x0.297 0.297x0.297
Pixel Arrangement R.G.B. Vertical  StripeR.G.B. Vertical 
StripeR.G.B. Vertical 
Stripe R.G.B. Vertical 
Stripe
Display Mode Normally White Normally White Normally White Normally White
Typical White Luminance (cd/m
2)
also called Brightness 300 300 300 300
Luminance Uniformity N/A N/A 70 70
Contrast Ratio 300 300 250 250
Response Time (Optical Rise Time/Fall 
Time)msec 8888
Nominal Input Voltage VDD +3.3V Typ. +3.3V 3.3V 3.3V
Typical Power Consumption (watt) 5.6/5.7 3.96 N/A N/A
Weight 550 570 600 600
Physical Size(mm) 317.3x242.0x6. 0317.3x242.0x5.
9317.3x242.0x6.
5 317.3x242.0x6.
5
Electrical Interface 1 channel LVDS 1  channel LVDS 1 channel LVDS 1 channel LVDS
Keyboard
ItemSpecification 
						

							
36Chapter 1
Support Color 262K colors 
(RGB 6-bit data 
driver)262,144 262,144 262,144
Viewing Angle (degree)
Horizontal: Right/Left
Vertical: Upper/Lower 40/40
10/3045/45
15/3540/40
20/40 40/40
20/40
Temperature Range( C)
Operating
Storage (shipping) 0 to +50
-20 to +60
0 to +50
-25 to +600 to +50
-20 to +60 0 to +50
-20 to +60
LCD Inverter
ItemSpecification
Vendor & model name Darfon/V189-301GP
Brightness conditions N/A
Input voltage (V) 9~21
Input current (mA) 2.56 (max)
Output voltage (V, rms) 780V (2000V for kick off)
Output current (mA, rms) 6.5 (max)
Output voltage frequency (k Hz) 65K Hz (max)
AC Adaptor
ItemSpecification
Input rating 90V AC to 264V AC, 47Hz to 63Hz
Maximum input AC current 1.7A
Inrush current  220A@115VAC 220A@230VAC
Efficiency 82% min. @115VAC input full load
System Power Management
ACPI modePower Management
Mech. Off (G3) All devices in the system are turned off completely.
Soft Off (G2/S5) OS initiated shutdown. All devices in the system are turned off  completely.
Working (G0/S0) Individual devices such  as the CPU and hard disc may be power 
managed in this state.
Suspend to RAM (S3) CPU set power down VGA Suspend
PCMCIA Suspend
Audio Power Down
Hard Disk Power Down
CD-ROM Power Down
Super I/O Low Power mode
Save to Disk (S4) Also called Hibernation  Mode. System saves all system states and 
data onto the disc prior to power off the whole system.
LCD 15.4” inch
ItemSpecification
° 
						

							
Chapter 237
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 optimi zed, 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).
Press  m to enter setup. The default parameter of F12 Boot  Menu is set to “disabled”. If you want to change 
boot device without entering B IOS Setup Utility, please set the parameter to “enabled”. 
Press  during POST to enter multi-boot menu.  In this menu, user can change boot device without 
entering BIOS SETUP Utility.
Phoenix TrustedCore(tm) Setup Utility
 
 
  
CPU Type :   
Intel (R)  Core(TM)2 Duo CPU            T7300   @ 2.00GHz         
CPU Speed  :
System BIOS Version: v0.2412
VGA BIOS Version: nVidia 0.84.41.00.08
Serial Number:xxxxxxxxxxxxxxxxxxxxxx
Asset Tag Number:
Produce Name:
Manufacturer Name: Acer
UUID: xxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxx
  
 
 
F1
  Help   Select Item F5/F6 Change Values  F9 Setup Defaults 
Esc Exit    Select Menu Enter  Select    Sub - Menu F10 Save and Exit
IDE1 Model Name :
ST980811AS
ATAPI Model Name :Optiarc DVD RW AD-7530A
IDE1 Serial Number :
xxxxxxxxxxxxxxxxxxxxxx
 2000 MHz
           Main           Security           Boot         Exit          
Information
System Utilities
Chapter  2 
						

							
38Chapter 2
Navigating the BIOS Utility
There are six menu options: Info., Main, System Devices, Security, Boot, and Exit.
Follow these instructions:
TTo choose a menu, use the cursor left/right keys ( zx).
TTo choose a parameter, use the cursor up/down keys ( wy).
TTo change the value of a parameter, press  por  q.
TA plus sign (+) indicates the item has sub-items. Press  e to expand this item.
TPress  ^ while you are in any of the menu options to go to the Exit menu.
TIn any menu, you can load default settings by pressing  t. You can also press  u to save any 
changes made and exit  the BIOS Setup Utility.
NOTE:  You can change the value of a parameter if it is  enclosed in square brackets. Navigation keys for a 
particular menu are shown on the bottom of the scr een. Help for parameters are found in the Item 
Specific Help part of the screen. Read this ca refully when making changes to parameter values.  Please 
note that system information is  subject to different models. 
						

							
Chapter 239
Information
NOTE: The system information is su bject to different models.
ParameterDescription
CPU Type / CPU Speed This field shows the CPU type and speed of the system.
IDE1 Model Name This field shows the model na me of HDD installed on primary IDE master.
IDE1 Serial Number This field displays the seri al number of HDD installed on primary IDE master.
ATAPI Model Name This field displays the  model number of the installed ATAPI drive.
System BIOS Version Displays system BIOS version.
VGA BIOS Version This field displays t he VGA firmware version of the system.
Serial Number This field displays  the serial number of this unit.
Asset Tag Number This field displays  the asset tag number of the system.
Product Name This field shows product name of the system.
Manufacturer Name This field displays  the manufacturer of this system.
UUID Number This will be visible only  when an internal LAN device is presenting.
UUID=32bytes
Phoenix TrustedCore(tm) Setup Utility
 
 
  
CPU Type :   
Intel (R)  Core(TM)2 Duo CPU            T7300   @ 2.00GHz         
CPU Speed  :
System BIOS Version: v0.2412
VGA BIOS Version: nVidia 0.84.41.00.08
Serial Number:xxxxxxxxxxxxxxxxxxxxxx
Asset Tag Number:
Produce Name:
Manufacturer Name: Acer
UUID: xxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxx
  
 
 
F1
  Help   Select Item F5/F6 Change Values  F9 Setup Defaults 
Esc Exit    Select Menu Enter  Select    Sub - Menu F10 Save and Exit
IDE1 Model Name :
ST980811AS
ATAPI Model Name :Optiarc DVD RW AD-7530A
IDE1 Serial Number :
xxxxxxxxxxxxxxxxxxxxxx
 2000 MHz
           Main           Security           Boot         Exit          
Information 
						

							
40Chapter 2
Main
The Main screen displays a summary of your computer hardware information, and also includes basic setup 
parameters. It allows the user to specif y standard IBM PC AT system parameters.
NOTE:  The screen above is for your reference only. Actual values may differ.
Phoenix TrustedCore(tm) Setup Utility
               
 
  
Item Specific Help 
System Time: [19:03:49] 
System Date : [04/25/2007] 
  
 
 
Video Memory :512MB 
 
   
 
Quiet Boot :
[Enabled]
 
 
Power On Display :
[Auto]
 
 
Network Boot :
[Enabled]
     
  
F12 Boot Menu :
[Disabled]
 
   
, , or 
 selects field.  
 
F1  Help         Select Item           F5/F6 Change Values              F9 Setup Defaults 
Esc  Exit            Select Menu       Enter  Select  Sub -Menu       F10 Save and Exit  
System Memory : 640 KB Shows system base memory size
Extended Memory : 1022 MB
Shows extended memory size
D2D Recovery : [Enabled]
  
  Information      Main            Security                    Boot                Exit 
						

							
Chapter 241
The table below describes the parameters in this screen. Settings in boldface are the default and suggested 
parameter settings.
NOTE:  The sub-items under each device will not be shown if t he device control is set to disable or auto. This is 
because the user is not allowed to control the settings in these cases.
ParameterDescriptionFormat/Option
System Time Sets the system time. The hours are displayed  with 24-hour format. Format: HH:MM:SS 
(hour:minute:second) System Time
System Date Sets the system date. Format MM/DD/YYYY (month/day/ year) System Date
System Memory This field reports the memory size of the system.  Memory size is fixed to 640MB
Extended Memory This field reports the memory size of the  extended memory in the system. 
Extended Memory size=Total memory size-1MB
Video Memory Shows the Video memory size.
Quiet Boot Determines if Customer Logo will be displayed or  not; shows Summary Screen is disabled or 
enabled. 
Enabled: Customer Logo is displayed, and 
Summary Screen is disabled.
Disabled: Customer Logo is not displayed, and 
Summary Screen is enabled.  Option: 
Enabled or Disabled
Power on display Auto: During power process, the system will  detect if any display device is connected on 
external video port. If any external display device 
is connected, the power on display will be in CRT 
(or projector) only mode. Otherwise it will be in 
LCD only mode.
Both: Simultaneously enable both the integrated 
LCD screen and the system’s external video port 
(for an external CRT or projector). Option: 
Auto or Both
Network Boot Enables, disables the system boot from LAN  (remote server). Option: 
Enabled or Disabled
F12 Boot Menu Enables, disabl es Boot Menu during POST.
Option: 
Disabled or Enabled
D2D Recovery Enables, disables  D2D Recovery function. The 
function allows the user to create a hidden 
partition on hard disc drive to store operation 
system and restore the system to factory 
defaults. Option: 
Enabled or Disabled 
						

							
42Chapter 2
Security
The Security screen contains parameters that help safeguard and protect your computer from unauthorized 
use.
Phoenix TrustedCore(tm) Setup Utility
             
 
Item Specific Help 
Supervisor Password Is : Clear
 
User Password Is : Clear
Set Supervisor Password
Set User Password
  Password on boot : [Disabled]
 
   
 
Supervisor Password 
controls accesses to the 
setup utility.
 
 
F1  Help          Select Item           F5/F6  Change Values              F9 Setup Defaults 
Esc  Exit             Select Menu       Enter  Select    Sub -Menu       F10 Save and Exit  
[Enter]
[Enter]
Set Hard Disk Password [Enter]
Hard Disk Password Status : Clear
  Information      Main            Security                    Boot                Exit 
						

							
Chapter 243
The table below describes the parameters in this screen. Settings in boldface are the default and suggested 
parameter settings.
NOTE:  When you are prompted to enter a password, you have  three tries before the system halts. Don’t forget 
your password. If you forget your password, you ma y have to return your notebook computer to your 
dealer to reset it.
Setting a Password
Follow these steps as you set the supervisor, user, or hard disk password:
1. Use the  w and  y keys to highlight the Set Supervisor Password parameter and press the  e key. The 
Set Supervisor Password box appears:
2. Type a password in the “Enter New Password” fiel d. The password length can not exceed 8 alphanumeric 
characters (A-Z, a-z, 0-9, not case sensitive). Rety pe the password in the “Confirm New Password” field.
IMPORTANT:  Be very careful when typing your passwor d because the characters do not appear on the 
screen.
3. Press  e. After setting the password, th e computer sets the Superviso r Password parameter to “Set”.
4. If desired, you can opt to enable the Password on boot parameter.
5. When you are done, press  u to save the changes and  exit the BIOS Setup Utility.
ParameterDescriptionOption
Supervisor Password is Shows the  setting of the Supervisor password
Clear or Set
User Password is Shows the setting of the user password.
Clear or Set
Hard Disk Password Status Shows the setting of the hard disk password.
Clear or Set
Set Supervisor Password Press Enter to set the supervisor password.  When set, this password protects the BIOS 
Setup Utility from unauthorized access. The 
user can not either enter the Setup menu nor 
change the value of parameters.
Set User Password Press Enter to set the user password. When  user password is set, this password protects 
the BIOS Setup Utility from unauthorized 
access. The user can enter Setup menu only 
and does not have right to change the value of 
parameters.
Set Hard Disk Password Press Enter to set the hard disk password.  When set, this password protects the BIOS 
Setup Utility from unauthorized access. The 
user can not either enter the Setup menu nor 
change the value of parameters.
Password on Boot 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.
Disabled or Enabled 
						

							
44Chapter 2
Removing a Password
Follow these steps:
1.Use the  w and  y keys to highlight the Set Supervisor Password parameter and press the  e key. The 
Set Supervisor Password box appears:
2. Type the current password in the Enter Current Password field and press  e.
3. Press  e twice  without  typing anything in the Enter New Password and Confirm New Password fields. 
The computer then sets the Supervisor Password parameter to “Clear”.
4. When you have changed the settings, press  u to save the changes and exit the BIOS Setup Utility.
Changing a Password
1. Use the  w and  y keys to highlight the Set Supervisor Password parameter and press the  e key. The 
Set Supervisor Password box appears:
2. Type the current password in the Enter Current Password field and press  e.
3. Type a password in the Enter New Password field. Retype the password in the Confirm New Password 
field.
4. Press  e. After setting the password, th e computer sets the Superviso r Password parameter to “Set”.
5. If desired, you can enable the Password on boot parameter.
6. When you are done, press  u to save the changes and  exit the BIOS Setup Utility.
If the verification is OK, the screen will display as following. 
The password setting is complete after the user presses  u.
If the current password entered does  not match the actual current password, the screen will show you the 
Setup Warning.