eMachines EL1852G Support Question
eMachines EL1852G Support Question
Find answers below for this question about eMachines EL1852G.Need a eMachines EL1852G manual? We have 1 online manual for this item!
Question posted by jessicarey80 on October 11th, 2013
Cannot Log In
Why do I get the message "the user profile service service failed the log on. User profile cannot be loaded" after I enter my password to unlock the computer to log on? Please help
Current Answers
Related eMachines EL1852G Manual Pages
eMachines EL1852 Service Guide - Page 2
Date
Chapter
Updates
ii
EL1852 Service Guide
Revision History
Refer to the table below for changes made on this version of the EL1852 Desktop Computer Service Guide.
eMachines EL1852 Service Guide - Page 4
... used in this service guide.
Gives additional information related to the accomplishment of procedures. Gives precautionary measures to avoid possible hardware or software problems.
Reminds you to any physical risk or system damage that appear on screen. Alerts you to do specific actions relevant to the current topic.
SCREEN MESSAGES NOTE WARNING...
eMachines EL1852 Service Guide - Page 15
...detected by the system and you repeatedly receive "Run Setup" messages, the RTC battery located on the mainboard (RTC1) may be...8226; Setting up system passwords or making other changes to the security setup • When trying to run this Service Guide. POST uses ...Replace the RTC battery with a new one. The Setup Utility loads the configuration values in CMOS. The values take effect when the...
eMachines EL1852 Service Guide - Page 17
...for configuring the various system functions. The General Help window describes other Setup navigation keys that is...in square brackets [ ] is user-configurable. EL1358 Service Guide
9 Move the cursor to load default system values. Grayed-out...Utility. Key Up/Down/Left/ Right arrow keys Enter PgUp and PgDn Home End + and - Esc
... password-protected. To bring up without making selections from a pop-...
eMachines EL1852 Service Guide - Page 18
These entries are for your reference only and are not user-configurable. Parameter Processor Type Processor Speed System Memory Product Name ...during boot-up Official model name of the computer. System serial number. System asset tag number
10
EL1358 Service Guide Current system BIOS version Date when the CMOS setup utility was released. Product Information
The Product Information menu...
eMachines EL1852 Service Guide - Page 20
... this order.
if disabled, BIOS will show the diagnostic POST screen when booting.
On Off
Enabled Disabled
Enabled Disabled
12
EL1358 Service Guide Press Enter to emit error beeps or display error messages during USB device enumeration. The Setup Utility attempts to boot the operating system in the following order: • Hard disk...
eMachines EL1852 Service Guide - Page 26
... • Exit Without Saving
Press Enter to reset it.
18
EL1358 Service Guide Do not forget your dealer to change the user password. BIOS Security Features
Field Supervisor Password
User Password
Change Supervisor Password Change User Password
Description
Displays the supervisor password status. Displays the user password status.
If you forget your password, you may have three tries...
eMachines EL1852 Service Guide - Page 27
...Type the original password, then press Enter. 3.
Press Enter. 6. Press Enter. 5. Select Change Supervisor Password or Change User Password, then press Enter. Type the original password, then press Enter. 3. Retype the new password to verify the first entry, then press Enter. Select Change Supervisor Password or Change User Password, then press Enter.
Retype the password to verify the...
eMachines EL1852 Service Guide - Page 31
...mismatches when putting back the components. Unplug the power cord from the computer. 5.
EL1852 Service Guide
23 Make sure that the optical disc drive and the optional card reader slots ... Unplug the network cable and all peripherals. 3. Turn off the power to disassemble the desktop computer for the different components vary in reverse.
• The screws for maintenance and ...
eMachines EL1852 Service Guide - Page 50
... below 1MB Read-Write including E000 and F000 shadow areas but closing SMRAM.
42
EL1852 Service Guide Go to execute serial flash. Re-enable CACHE. Verifythat flat mode is done. ...BIOS now executes out of the failure is still can not be determined, review the POST messages and BIOS checkpoints during the pre-boot process.
CPUID information is disabled.
Bootblock Initialization Code...
eMachines EL1852 Service Guide - Page 51
... and DMA controllers. Read error occurred on default values and clear passwords. Search for pre-defined recovery file name in PCI devices. Check... (generally PIC) and interrupt vector table. Disable ATAPI hardware. EL1852 Service Guide
43 Attempt to read from ARMD and ATAPI CDROM.
If the...and analyze FAT to occur because the user has forced the update or the BIOS checksum is initialized.
Also...
eMachines EL1852 Service Guide - Page 52
Program the keyboard controller command byte is being done on message, CPU information, setup key message, and any kind of implementation that the POST INT09h handler ...up application processors
Re-enable cache for total memory installed in system RAM size if needed.
44
EL1852 Service Guide Traps the INT09h vector, so that needs an adjustment in the system.
Activate ADM module. ...
eMachines EL1852 Service Guide - Page 53
Log errors ... devices that needs an adjustment in system RAM size if needed .
EL1852 Service Guide
45 Initializes IPL devices controlled by BIOS and option ROMs. Initializes remaining option...Routing Table. Initialize runtime language module. Check boot password if installed. Build ACPI tables (if ACPI is reserved for user input at various times during POST. Enable/Disable ...
eMachines EL1852 Service Guide - Page 54
... enter Setup again and load ...Service Guide Others may include recommendations for and configures PCI input devices and detects if system has standard keyboard controller. IMPORTANT If your system fails after you press the Enter key to diagnostic mode and will either: • Displays a POST error message, or • Emits a series of beep codes
POST Error Messages
POST error messages tell users...
eMachines EL1852 Service Guide - Page 55
... POST, but was unable to boot from a particular device.
EL1852 Service Guide
47 The BIOS attempted to configure the B: drive during POST, but was not ready for data transfer. Memory
Message Gate20 Error
Multi-Bit ECC Error
Parity Error RAM R/W test failed CMOS Memory Size Wrong
Description
The BIOS is unable to properly...
eMachines EL1852 Service Guide - Page 56
...ATAPI devices in POST.
The IDE/ATAPI device configured as Primary Slave failed an ATAPI compatibility test.
This message is typically displayed when the BIOS is trying to detect and configure...in POST.
48
EL1852 Service Guide This message is typically displayed when the BIOS is trying to detect and configure IDE/ATAPI devices in POST.
This message is typically displayed when ...
eMachines EL1852 Service Guide - Page 57
... device configured as Master in the 6th IDE controller failed an ATAPI compatibility test. failure messages may indicate the need to replace the hard disk. S.M.A.R.T. capable hard disk sends this message when it detects an imminent failure. error reporting standard. EL1852 Service Guide
49
This message is typically displayed when the BIOS is trying to...
eMachines EL1852 Service Guide - Page 58
... Service Guide Description
The BIOS has detected software attempting to write to initialize the DMA controller. This message will prompt the user. Error initializing secondary DMA controller. This message ...message only applies to clear the NVRAM data. A PCI adapter generated an I /O). BIOS POST (DIM code) found that the refresh timer hardware failed to the CPU. BIOS could not find or load...
eMachines EL1852 Service Guide - Page 59
... message appears after a fatal error has been detected. The password entered does not match the password set...Message Displayed KBC BAT Test failed
Keyboard Error
PS/2 Keyboard not found PS/2 Mouse not found Keyboard/Interface Error Unlock Keyboard
System Halted
Pressed
Password check failed Unknown BIOS error. This may occur for both Supervisor and User password verification. EL1852 Service...
eMachines EL1852 Service Guide - Page 71
... position: Clear CMOS data
To clear the CMOS data: 1. EL1852 Service Guide
63 This procedure will clear the BIOS supervisor password as well. Press the power button to its default 1-2 position. 10... been corrupted, or if incorrect settings made in the Setup Utility caused error messages to save the changes you made and close the Setup Utility. Turn off ... to load the system default values. 16.
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