Acer Aspire 9120 Service Guide

							Chapter 145
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. 
						

							46Chapter 1 
						

							Chapter 247
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).
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 BIOS 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.
PhoenixBIOS Setup Utility
CPU Type :Genuine Intel (R) CPU
CPU Speed :
System BIOS Ver: V0.10
VGA BIOS Ver1227
Serial Numberxxxxxxxxxxxxxxxxxxxxxx
Asset Tag Number N/A
Produce Name Aspire 9110
Manufacturer Name: Acer
UUID:xxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxx
F1Help↑↓Select ItemF5/F6Change ValuesF9Setup Defaults
EscExit←→Select MenuEnterSelect4Sub - MenuF10Save and Exit
HDD Model Name :
HDD Serial Number :HTS541080G9SA00 - (PM)
MP2YH1XBGALJEE
22 Byte
32 Byte
16 Byte
16 Byte
32 Byte T2300 @ 1.66GHz
ATAPI Serial Number :XXXXXXXXXXXX ATAPI Model Name :PIONEERDVD-RWDVR-K- (SM) Main Advanced Security Boot Exit
Information
System Utilities
Chapter  2 
						

							48Chapter 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 screen. Help for parameters are found in the Item 
Specific Help part of the screen. Read this carefully when making changes to parameter values. Please 
note that system information is subject to different models. 
						

							Chapter 249
Information
NOTE: The system information is subject to different models.
ParameterDescription
CPU Type This field shows the CPU type and speed of the system.
IDE1 Model Name This field shows the model name of HDD installed on primary IDE master.
IDE1 Serial Number This field displays the serial number of HDD installed on primary IDE master.
IDE2I Model Name This field displays the mofel name of devices installed on secondary IDE master. The hard 
disk drive or optical drive model name is automatically detected by the system.
IDE2 Serial Number This field shows the serial number of devices installed on secondary IDE master.
System BIOS ver Displays system BIOS version.
VGA BIOS Ver This field displays the VGA firmware version of the system.
KBC Ver This field shows the keyboard 
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
PhoenixBIOS Setup Utility
CPU Type :Genuine Intel (R) CPU
CPU Speed :
System BIOS Ver: V0.10
VGA BIOS Ver1227
Serial Numberxxxxxxxxxxxxxxxxxxxxxx
Asset Tag Number N/A
Produce Name Aspire 9110
Manufacturer Name: Acer
UUID:xxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxx
F1Help↑↓Select ItemF5/F6Change ValuesF9Setup Defaults
EscExit←→Select MenuEnterSelect4Sub - MenuF10Save and Exit
HDD Model Name :
HDD Serial Number :HTS541080G9SA00 - (PM)
MP2YH1XBGALJEE
22 Byte
32 Byte
16 Byte
16 Byte
32 Byte T2300 @ 1.66GHz
ATAPI Serial Number :XXXXXXXXXXXX ATAPI Model Name :PIONEERDVD-RWDVR-K- (SM) Main Advanced Security Boot Exit
Information 
						

							50Chapter 2
Main
The Main screen displays a summary of your computer hardware information, and also includes basic setup 
parameters. It allows the user to specify standard IBM PC AT system parameters.
NOTE: The screen above is for your reference only. Actual values may differ.
PhoenixBIOS Setup Utility
Information
MainAdvanced Security Boot Exit
Item Specific Help
System Time:[19:03:49]
System Date:[03/23/2006]
System Memory: 640 KB
Extended Memory: 511 MB
Video Memory128 MB
Quiet Boot:[Enabled]
Power on display:[Auto ]
Network boot[Enabled]
F12 Boot Menu
[Disabled]
, , or
 selects field.
F1Help↑↓Select ItemF5/F6Change ValuesF9Setup Defaults
EscExit←→Select MenuEnterSelect4Sub -MenuF10Save and Exit
Shows system base memory size
Shows extended memory size
VGA memory size
D2D Recovery
[Enabled] 
						

							Chapter 251
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 the 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
VGA Memory Shows the VGA memory size. VGA Memory 
size=64/128MB
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, disables 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 
						

							52Chapter 2
Advanced
The Advanced screen displays advanced settings in BIOS.
The table below describes the parameters in this screen. Settings in boldface are the default and suggested 
parameter settings.
ParameterDescriptionOption
Infrared Port Shows the setting of the infrared port
Enabled or Disabled
PhoenixBIOS Setup Utility
Information MainAdvancedSecurity Boot Exit
Item Specific HelpInfrared Port (FIR)
[Disabled]
Infrared port is not active.
[Enabled]
Infrared port is active and is
user configured.
F1Help↑↓Select ItemF5/F6Change ValuesF9Setup Defaults
EscExit←→Select MenuEnterSelect4Sub - MenuF10Save and Exit
[Enabled] 
						

							Chapter 253
Security
The Security screen contains parameters that help safeguard and protect your computer from unauthorized 
use.
PhoenixBIOS Setup Utility
Information Main AdvancedBoot
Item Specific Help
Supervisor Password Is : Clear
User Password Is :
HDD Password Is:Clear
Clear
Set Supervisor Password
Set User Password
Set HDD Password
Password on Boot[Disabled]
Supervisor Password
controls accesses of the
whole setup utility.
It can be used to
boot up when Password
on boot is enabled.
F1Help↑↓Select ItemF5/F6Change ValuesF9Setup Defaults
EscExit←→Select MenuEnterSelect4Sub -MenuF10Save and Exit
[Enter]
[Enter]
[Enter]Exit
Security 
						

							54Chapter 2
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 may have to return your notebook computer to your 
dealer to reset it.
Setting a Password
Follow these steps as you set the user or the supervisor password:
1.Use the w andy 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” field. The password length can not exceeds 8 
alphanumeric characters (A-Z, a-z, 0-9, not case sensitive). Retype the password in the “Confirm New 
Password” field.
IMPORTANT:Be very careful when typing your password because the characters do not appear on the screen.
3.Press e.
                After setting the password, the computer sets the User 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.
Removing a Password
Follow these steps:
ParameterDescriptionOption
User Password is Shows the setting of the user password.
Clear or Set
Supervisor Password is Shows the setting of the Supervisor password
Clear or Set
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 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.
Primary HardDisk Security Enables or disables primary hard disk security 
function. 
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