01 - Insert Windows XP CD. 
 02 - Start > Run > X:\i386\winnt32.exe /cmdcons 
 03 - (replace X: with the appropiate drive letter) 
 04 - Acknowledge prompt by clicking 'Yes'. 
 05 - Skip updating process by clicking 'Cancel' or by pressing 'Esc' 
 06 - After installation, acknowledge success msg. by clicking 'Ok' 
 07 - Start > Shutdown > Restart 
 08 - At boot menu, select 'Microsoft Windows Recovery Console' 
 09 - Select proper installation to log onto (default: 1) and press 'Enter' 
 10 - (If prompted, enter Administrator password and press 'Enter') 
 11 - Type (without quotes) and press enter: 'cd system32\config' 
 12 - Type (without quotes) and press enter: 'copy SYSTEM C:\' 
 13 - Type (without quotes) and press enter: exit 
 14 - At boot menu, select 'Windows XP Media Center Edition' 
 15 - Start > Run > Type: 'regedit' and press enter 
 16 - Click on 'HKEY_LOCAL_MACHINE'. 
 17 - File > Load Hive... 
 18 - Browse and select C:\SYSTEM 
 19 - Specify key name 'BANANA' and click OK 
 20 - Expand: HKEY_LOCAL_MACHINE > BANANA > WPA > MedCtrUpg 
 21 - On the right-hand side, double-click IsLegacyMCE value 
 22 - Change selected value to 1 and click Ok. (THAT IS NOT AN L!) 
 23 - Click on BANANA subkey (under HKEY_LOCAL_MACHINE). 
 24 - File > Unload Hive. Confirm. 
 25 - Start > Shutdown > Restart 
 26 - At boot menu, select 'Microsoft Windows Recovery Console' 
 27 - Select proper installation to log onto (default: 1) and press 'Enter' 
 28 - (If prompted, enter Administrator password and press 'Enter') 
 29 - Type (without quotes) and press enter: 'cd \' 
 30 - Type (without quotes) and press enter: 'copy SYSTEM C:\WINDOWS\SYSTEM32\CONFIG\SYSTEM' 
 31 - (Yes, you want to overwrite - Go ahead and do it) 
 32 - Type (without quotes) and press enter: 'del SYSTEM' 
 33 - Type (without quotes) and press enter: 'exit' 
 34 - At boot menu, select 'Windows XP Media Center Edition' 
 35 - Join domain.

при помощи ERD Commander’а все гораздо проще :), лишь пункты 20-22 нам интересны…