Break through the limit that the ThinkPad computer can only run the Create Product Recovery media once

The organization assigned a ThinkPad sl400 27437mc, t5870/2g/250g/9300 m Gs, and the seller said that it could only run the Create Product Recovery media once and tried it, originally, the Registry was used to record whether a backup was performed. Import the following registry, and then burn the product recovery disk. I used 1cd + 2dvd to back up the system. Now I can change it to XP or 2003. Windows Registry Editor Version 5.00 [HKEY_CURRENT_USER/software/Lenovo/factory recovery] "Done" = DWORD: 00000000

 

 

Unfortunately, the indicator lights on the keyboard are all blind. The motherboard cannot provide power to the screen, but it is changed once. The 1 key on the keyboard is knocked down by a screwdriver. The left axis is broken and the new one is replaced, now it's almost like a tablet. The original battery is broken, and the battery is replaced again. It's been used for a month. Now it's suddenly broken again, and the battery will always stay on 75%. Depressing ....