Aspire 4752 Bios - Acer

Aspire 4752 Bios

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Aspire 4352, 4752, 4752G, 4752Z Service Guide


Page 5
Aspire 4752/4752G/4752Z/4752ZG/4352/4352G CHAPTER 1 Hardware Specifications Features 1-5 Operating System 1-5 Platform 1-5 System Memory 1-5 Display 1-5 Graphics 1-5 Storage Subsystem 1-6 Audio Subsystem 1-6 Communication 1-7 Privacy Control 1-7 Power Adapter ... 1-14 Right View 1-15 Base View 1-16 Touchpad Basics 1-17 Keyboard 1-18 D2D Recovery 1-22 System Block Diagram 1-22 Specification Tables 1-23 CHAPTER 2 System Utilities BIOS Setup Utility 2-3 Navigating the...
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Aspire 4352, 4752, 4752G, 4752Z Service Guide


Page 6
... 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 Clearing the BIOS Passwords 2-16 Using DMI Tools 2-17 LAN EEPROM Utility 2-17 CHAPTER 3 Machine Maintenance Machine Disassembly and Replacement 3-5 Recommended Equipment 3-5 Replacement Requirements 3-5 Pre-disassembly Instructions 3-6 Disassembly...
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Aspire 4352, 4752, 4752G, 4752Z Service Guide


Page 8
... 4-14 Bluetooth Failure 4-15 Card Reader Failure 4-16 Thermal Unit Failure 4-17 Other Functions Failure 4-18 Intermittent Problems 4-19 Undetermined Problems 4-19 Error Codes 4-20 BIOS Beep Codes 4-21 POST Codes 4-26 Component Codes 4-26 Progress Codes 4-31 CHAPTER 5 Jumper & Connector Locations Mainboard Layout 5-3 Clearing Password Check and...
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Aspire 4352, 4752, 4752G, 4752Z Service Guide


Page 12
... Diagram 1-22 Specification Tables 1-23 Computer Specifications 1-23 Processor 1-24 Processor Specifications 1-25 System Memory 1-25 Graphics Controller 1-27 VRAM (Discrete models only 1-27 System BIOS 1-28 Keyboard 1-28 Hard Disk Drive 1-29 Super-Multi Drive 1-30 BD Drive 1-30 1-2
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Aspire 4352, 4752, 4752G, 4752Z Service Guide


Page 17
... networking 0 WLAN: IEEE 802.11b/g/n Supports Acer SignalUp technology LAN: Gigabit Ethernet, Wake-on-LAN ready ...Broadcom NetLink® BCM57785X controller Privacy Control 0 BIOS supervisor, user, and HDD passwords Kensington lock slot Power Adapter and Battery 0 &#... Pointing Device 0 Keyboard 0 Aspire AC4T Flat keyboard Overlay numeric keys Hardware Specifications and Configurations 1-7
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Aspire 4352, 4752, 4752G, 4752Z Service Guide


Page 32
...window. 7. System Block Diagram 1-22 Hardware Specifications and Configurations Follow the onscreen instructions to return your computer. 1. D2D Recovery 0 The Acer Disk to Disk (D2D) recovery function allows you to use the recovery partition to select the Main menu. 4. Press  ...to troubleshoot your computer to Enabled. 5. During POST, press F1 to save settings and close the BIOS Setup screen. 6. Press F10 to access the BIOS Setup screen. 3. During POST, press Alt+F10 to enter the system recovery partition. Restart the computer. 2. System Block...
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Aspire 4352, 4752, 4752G, 4752Z Service Guide


Page 38
...BIOS Boot specification v1.01  Simple boot flag specification v2.1  System management bus specification v2.0  AHCI support  Microsoft XP/Vista/Windows 7 logo program  Microsoft SLP 1.0 support  Microsoft OA 2.0 and 2.1 support Keyboard Item Specification Type Aspire... by OEM customer 1-28 Hardware Specifications and Configurations System BIOS Item BIOS vendor BIOS version BIOS ROM type BIOS ROM size Protocols supported Specification Phoenix v2.1 Hardware 4 MB  Legacy BIOS and EFI architectures  ACPI 3.0b compliance ...
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Aspire 4352, 4752, 4752G, 4752Z Service Guide


Page 52
BIOS Setup Utility 2-3 Navigating the BIOS Utility 2-3 BIOS Flash Utilities 2-12 WinFlash Utility 2-13 Remove HDD/BIOS Password Utilities 2-14 Removing the HDD Password 2-14 Removing the BIOS Passwords 2-15 Clearing the BIOS Passwords 2-16 Using DMI Tools 2-17 LAN EEPROM Utility 2-17 2-2
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Aspire 4352, 4752, 4752G, 4752Z Service Guide


Page 53
...Press F9 to load the default settings. Press F10 to save changes and exit from the Setup Utility. 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. Press to select an item in the menu ...
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Aspire 4352, 4752, 4752G, 4752Z Service Guide


Page 54
Figure 2-1. Hardware Information Parameter CPU Type CPU Speed HDD Model Name HDD Serial Number ATAPI Model Name System BIOS Version VGA BIOS Version KBC Version Serial Number Description Model name and core frequency of the installed processor Core frequency of the installed ...processor Model name of the installed hard drive Serial number of the installed hard drive Model name of the installed optical device Current system BIOS version Current firmware version of the system VGA Current keyboard controller version Serial number of the computer's hardware information. NOTE: NOTE: The...
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Aspire 4352, 4752, 4752G, 4752Z Service Guide


Page 56
Option: Enabled or Disabled Option: Enabled or Disabled Option: Enabled or Disabled Option: Enabled or Disabled Option: AHCI or IDE 2-6 System Utilities BIOS Main Table 2-2. BIOS Main Parameter System Time Description System time expressed in 24-hour format System Date System date Total Memory Video Memory Quiet Boot Network Boot Total ...
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Aspire 4352, 4752, 4752G, 4752Z Service Guide


Page 57
... are allowed before system halts. Enabled or Disabled NOTE: NOTE: When prompted to safeguard and protect the computer from unauthorized use. BIOS Security Parameter Supervisor Password Is User Password Is HDD Password State Set Supervisor Password Set User Password Set HDD Password Password on Boot ...password Option to set a user password Option to set the hard drive password Option to its dealer. System Utilities 2-7 Resetting the BIOS password may require the user to return the computer to enable password requirement during system boot Option Clear or Set Clear or Set ...
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Aspire 4352, 4752, 4752G, 4752Z Service Guide


Page 58
...3. Characters do not appear on Boot parameter. 5. Set Supervisor Password 2. Press F10 to save changes and exit from the BIOS Setup Utility. Set Supervisor Password 2. Press to highlight a Set _______ Password parameter and press Enter. The Set _______ Password ... following: 1. Set Supervisor Password Enter New Password [ ] Confirm New Password [ ] Figure 2-4. 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. Setting ...
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Aspire 4352, 4752, 4752G, 4752Z Service Guide


Page 59
Press to save changes and exit from the BIOS Setup Utility. Type the current password in the Enter New Password field. 4. Type the new password in the Enter Current Password field and press Enter. 3. ...
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Aspire 4352, 4752, 4752G, 4752Z Service Guide


Page 60
Figure 2-8. External USB hard drive 5. BIOS Boot 2-10 System Utilities Optical disc drive 3. External USB optical drive 6. External USB bootable device Press to select a device and press F5 or F6 to boot the operating system. By default, the computer searches for boot devices in which the Setup Utility attempts to move it up or down the list. Boot 0 Use this tab to set the preferred drive sequence in the following order: 1. Hard disk drive 2. Network boot 4.
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Aspire 4352, 4752, 4752G, 4752Z Service Guide


Page 61
BIOS Exit Table 2-4. Close the BIOS Setup Utility without saving the setup changes. Load the default values for all setup items. Load the previous values for all setup items. Save the setup changes. Figure 2-9. System Utilities 2-11 Exit Parameters Parameter Exit Saving Changes Exit Discarding Changes Load Setup Default Discard Changes Save Changes Description Close the BIOS Setup Utility and save or discard changes and close the BIOS Setup Utility. Exit 0 Use the Exit tab to save the setup changes.
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Aspire 4352, 4752, 4752G, 4752Z Service Guide


Page 62
... pack does not contain power to a bootable USB device containing the Crisis Recovery disk files. 3. Copy the "XXXXXXX.FD" file to finish loading BIOS Flash, do not boot system. Perform the following conditions: New versions of system programs New features or options ... has auto execution function. 2-12 System Utilities NOTE: NOTE: Do not install memory related drivers (XMS, EMS, DPMI) when Flash is the BIOS recovery hotkey), then press the power button. 6. Release the Fn + Esc keys after POST. Press and hold the Fn + Esc keys (this is ...
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Aspire 4352, 4752, 4752G, 4752Z Service Guide


Page 63
Press F2 during boot to update BIOS. Execute to enter Setup Menu. 2. Figure 2-10. BIOS Boot 3. WinFlash Utility Perform the following to use the WinFlash Utility: 1. Click OK to position 1. Example: If using USB HDD to Update BIOS, move USB HDD to begin the update. DOS Flash Utility 0 Perform the following to use the DOS Flash Utility: 1. Double click the WinFlash executable file. 2. Select Boot Menu to modify boot priority order. Insert the USB HDD and reboot computer. 4. System Utilities 0 2-13
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Aspire 4352, 4752, 4752G, 4752Z Service Guide


Page 64
Press Enter to remove the HDD and BIOS passwords. Remove HDD/BIOS Password Utilities 0 This section explains how to display the command options. Open the computer in succession, an error is generated. (Figure 2-11) Password Error Status HDD password error code Figure 2-11. Unlock Key Code 3. Figure 2-13. Type the following command: A\> unlock6 XXXXX 00 Figure 2-12. Password Error Status To reset the HDD password: 1. Removing the HDD Password 0 NOTE: NOTE: If the incorrect HDD password is entered three times in a DOS environment. 2. Password Encoding 2-14 System Utilities
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Aspire 4352, 4752, 4752G, 4752Z Service Guide


Page 65
Select option 2 (upper case ASCII code) and press Enter. 5. G2201 Figure 2-14. Reboot the computer. 7. Removing the BIOS Passwords 0 To clear a lost BIOS password (user or supervisor password), you need to the "Clearing the BIOS Passwords" on the mainboard. In the HDD password prompt, type the master password generated in step 5, then press Enter. Refer to short the clear password hardware gap (G2201) located on page 5-6 section for detailed instructions. G2201 Hardware Gap System Utilities 2-15 Write down the generated master password. 6. 4.

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