Acer Aspire S3-391 Support Question
Acer Aspire S3-391 Support Question
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Question posted by BLUETEAM220 on January 12th, 2015
How Do I Override A C-moss Lock, Bios
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Current Answers
Answer #1: Posted by TheWiz on January 12th, 2015 7:54 AM
TheWiz
Member since:
October 13th, 2011 Points: 25,383,424
Member since:
October 13th, 2011 Points: 25,383,424
Instructions on how to remove the BIOS password can be found here. Keep in mind that this requires disassembling your laptop so I don't recommend attempting this unless you have some computer/electronics repair experience.
Related Acer Aspire S3-391 Manual Pages
Acer Aspire S3-391 Notebook Service Guide - Page 2
... High Definition Multimedia Interface are available on the ACER/CSD website. For more information, go to http://csd.acer.com.tw.The information in this Aspire S3 MS2346 Service Guide. Date
Chapter
Updates
Service guide files and updates are trademarks or registered trademarks of merchantability or fitness for the updates made to...
Acer Aspire S3-391 Notebook Service Guide - Page 5
Aspire S3 MS2346
CHAPTER 1 Hardware Specifications
Features 1-3 Operating System 1-3 Platform 1-3 System Memory 1-3 Display 1-3 Graphics 1-3 Storage Subsystem 1-4 Audio Subsystem 1-4 Communication ...1-13 Keyboard 1-14 D2D Recovery 1-18 System Block Diagram 1-18
Specification Tables 1-19
CHAPTER 2 System Utilities
BIOS Setup Utility 2-3 Navigating the BIOS Utility 2-3 BIOS Menus 2-4
v
Acer Aspire S3-391 Notebook Service Guide - Page 6
... Flash Utilities 2-12 DOS Flash Utility 2-13 WinFlash Utility 2-13
Remove HDD/BIOS Password Utilities 2-14 Removing the HDD Password 2-14 Removing the BIOS Passwords 2-15
Using DMI Tools 2-16 LAN EEPROM Utility 2-16
CHAPTER 3 Machine Maintenance
Machine Disassembly and Replacement 3-5 Recommended Equipment 3-5 Replacement Requirements 3-5 Pre-disassembly Instructions 3-6
Disassembly...
Acer Aspire S3-391 Notebook Service Guide - Page 7
... 4-13 WLAN Failure 4-14 Card Reader Failure 4-15 Thermal Unit Failure 4-16 Other Functions Failure 4-17
Intermittent Problems 4-18
Undetermined Problems 4-18
Error Codes 4-19
BIOS Beep Codes 4-20
POST Codes 4-25 Component Codes 4-25 Progress Codes 4-29
vii
Acer Aspire S3-391 Notebook Service Guide - Page 8
CHAPTER 5 Jumper and Connector Locations
Mainboard Layout 5-3 Clearing Password Check and BIOS Recovery 5-5
Clearing the BIOS Passwords 5-5 Performing a BIOS Recovery 5-6
CHAPTER 6 FRU List
Aspire S3 MS2346 Exploded Diagrams 6-4 Main Assembly 6-4
FRU List 6-6
CHAPTER 7 Test Compatible Components
Microsoft Windows 7 Environment Test 7-3
CHAPTER 8 Online Support Information
Online Support ...
Acer Aspire S3-391 Notebook Service Guide - Page 11
...;Huron River platform Supports the Second Generation Intel® Core™ Mobile Processor (Sandy Bridge) Chipset: Mobile Intel® HM77 (6MB BIOS ROM) Chipset
System Memory 0 On board, up to 8pcs DDRIIIL (4GB)
Display 0 13.3-inch High Definition WXGA LED LCD ...
Acer Aspire S3-391 Notebook Service Guide - Page 12
...™ 802.11b/g/n Wi-Fi CERTIFIED™
Supports Acer SignalUp™ wireless technology
WPAN: Bluetooth® 4.0+HS
Privacy Control 0 BIOS supervisor, user, and HDD passwords Strap slot
1-4
Hardware Specifications and Configurations
Acer Aspire S3-391 Notebook Service Guide - Page 13
... keys
Multilanguage support
Touchpad
0
Multi-gesture touchpad pointing device, supporting two-finger scroll, pinch, rotate, and flip
Touchpad lock hotkey
Adjustable touchpad sensitivity function
I/O Ports 0
2-in-1 card reader (SD/MMC) USB ports (2 x 3.0) HDMI™ port...
Acer Aspire S3-391 Notebook Service Guide - Page 22
Figure 1-8. Off by default. If an external keyboard or keypad is present, the Num Lock will have the following definitions: When On, the system boots with external keyboard/keypad Num Lock
status On. Keyboard Lock Keys
Lock Key Caps Lock Num Lock Fn+F11
Description
When On, all typed alphabetic characters appears in uppercase. Internal keyboard...
Acer Aspire S3-391 Notebook Service Guide - Page 23
... as clicking on /off via the internal keyboard (Fn+F11) or the external keyboard/keypad.
Keyboard Lock Keys
Lock Key
Description
Num Lock Fn+F11
The key can also be turned on the Windows Start button; Scroll Lock is not changed by Windows XP, Windows Vista, and Windows 7: : Open or close the...
Acer Aspire S3-391 Notebook Service Guide - Page 24
... Center window
Application This key has the same effect as clicking the right mouse button;
Windows-specific Keys
Key
Description
Windows Logo key
Ctrl+ +L: Lock your computer (if you are connected to a network domain), or switch users (if you're not connected to a network domain)
Ctrl+ +Tab: Moves focus...
Acer Aspire S3-391 Notebook Service Guide - Page 26
...the system recovery partition. During POST, press Alt+F10 to save settings and close the BIOS Setup screen. 6. KB
69
Thermal ENE P2800
2528
Fan
28
Figure 1-11. System ... and Configurations This will display the
eRecovery Management window. 7. During POST, press F1 to access the BIOS Setup screen. 3. Restart the computer. 2. System Block Diagram 0
HDMI
51
LCD
49
Left Side:...
Acer Aspire S3-391 Notebook Service Guide - Page 28
System Board Item
Core logic Graphics USB 2.0 Wireless LAN
Audio codec Card reader
Specification Mobile Intel® HM77 (6MB BIOS ROM) Chipset UMA: Integrated in the Intel® Core™ Mobile Processor Integrated in the Mobile Intel® HM65 Express Chipset Foxconn BCM 43225 &#...
Acer Aspire S3-391 Notebook Service Guide - Page 29
...; HD Graphics 3000 with 128 MB of dedicated system memory, supporting Microsoft® DirectX® 10.1
System BIOS
Item BIOS vendor BIOS version BIOS ROM type BIOS ROM size Protocols supported
Specification
InsydeH2O
v1.08
Hardware
4 MB
Legacy BIOS and EFI architectures ACPI 3.0b compliance PXE specification v2.1 SMBIOS reference specification v2...
Acer Aspire S3-391 Notebook Service Guide - Page 40
BIOS Setup Utility 2-3 Navigating the BIOS Utility 2-3 BIOS Menus 2-4
BIOS Flash Utilities 2-12 DOS Flash Utility 2-13 WinFlash Utility 2-13
Remove HDD/BIOS Password Utilities 2-14 Removing the HDD Password 2-14 Removing the BIOS Passwords 2-15
Using DMI Tools 2-16 LAN EEPROM Utility 2-16
2-2
Acer Aspire S3-391 Notebook Service Guide - Page 41
... multi-boot menu. NOTE: NOTE:
System information can be run it. Navigating the BIOS Utility 0
The BIOS Setup Utility has five menu options, namely: Information Main ...Security Boot Exit
Perform the following actions to navigate through the BIOS Setup Utility:
Press
to select items in the menu bar.
...
Acer Aspire S3-391 Notebook Service Guide - Page 42
...
Parameter CPU Type CPU Speed HDD Model Name HDD Serial Number System BIOS Version KBC Version VGA BIOS Version Serial Number Asset Tag Number
Description Model name and core frequency ... Model name of the installed hard drive Serial number of the installed hard drive Current system BIOS version Current keyboard controller version Current firmware version of the system VGA Serial number of the ...
Acer Aspire S3-391 Notebook Service Guide - Page 46
... characters (A-Z, a-z, 0-9).
3. Set Supervisor Password
2.
Retype the password in the Enter New Password field and press Enter. Press F10 to save changes and exit from the BIOS Setup Utility.
2-8
System Utilities Set Supervisor Password
Enter Current Password [
]
Enter New Password [
]
Confirm New Password [
]
Figure 2-5. Type a new password in the Confirm New Password...
Acer Aspire S3-391 Notebook Service Guide - Page 153
Table 4-3. BIOS Beep Codes
Code 99h
Beeps
POST Routine Description Check for SMART drive (optional)
9Ah
Shadow option ROMs
9Ch
Set up Power Management
9Dh
Initialize security engine (optional)
9Eh
Enable hardware interrupts
9Fh
Determine number of ATA and SCSI drives
A0h
Set time of day
A2h
Check key lock
A4h
Initialize Typematic...
Acer Aspire S3-391 Notebook Service Guide - Page 171
... should follow the rules set by the regional Acer office to order FRU parts for repair and service of this chapter whenever ordering for the Aspire S3 MS2346. NOTE: NOTE:
WHEN ORDERING FRU PARTS, check the most up-to return it properly, or follow the local government ordinance or regulations on how...
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