I. Summary of changes
	II. Diagnostics procedure
	III. Determining which version is installed

• (New) Support for Digital Signature Chip Test.

Version 2.0.1381

• (New) Support for Ambit 11b/g Wireless LAN MiniPCI Adapter.

Version 2.0.1119

• (New) Support for ThinkPad R32.

Version 2.0.1154

• (New) Support for new Security Chip
  
• (Fix) Improve the test speed of "Full Erase Hard Drive" option.

Version 2.0.1168

• (Fix) Cisco wireless card cannot be detected.
  
• (Fix) Failed at USB Port External Loop Test with a wrap plug.
  
• (Fix) PCMCIA External Loop test failed with PC-Card wrap plug.
  
• (Fix) Improper keyboard type existed at "Select Keyboard" in Keyboard keys Test.
  
• (Fix) Even there is no 2nd battery installed, the 2nd-battery test is selectable.
  
• (Fix) Failed at Modem Dialtone Test.
  
• (Fix) The CPU type is shown as "Pentium 4" even the system has "Celeron".

1. Power off the system.
2. Insert the PC Doctor DOS #138-1 diskette into the diskette drive and power on the system.
3. Follow the instructions on the screen.

Note: PC Doctor DOS provides some benchmark tests, for example, a test to indicate how much battery power remains. Results of such tests might differ from the specifications provided in the user's guide and catalog. The results vary depending on the testing method and the testing environment, and Lenovo does not guarantee these results.

1. Run PC Doctor DOS.
2. Click Quit menu and select About. The Version Number is displayed.

Note: This version information does not show minor version. For example, the version 2.0.651a shows version 2.0.651.