(New) Support for ThinkPad T22.

Symptoms corrected by version 1.01 16ET21WW

• (New) Add option to disable the F1 prompt message display.
• (Fix) Wording of PCI IRQ setting in BIOS setup is misleading.
• (Fix) Screen may be blanked out even if LCD is opened after starting boot with LCD closed.
• (Fix) Settings changes are not kept when selecting Save Changes and then powering off the system.
• (Fix) If 3.3V 16bit PC card is attached, POST takes 3 seconds longer.
• (Fix) 84-key is selected on cold boot under Windows NT4.0.
• (Fix) Screen is not displayed to external display after undocking under Windows Me and Windows 2000.
• (Fix) Fn+Enter in BIOS setup may cause system hang.
  

Symptoms corrected by version 1.02 16ET22WW

• (Fix) Sometimes keyboard becomes unresponsive after restart.
• (Fix) Screen is not displayed to external CRT after warm docking.
  

Symptoms corrected by version 1.03 16ET23WW

• (New) Improved support of UltraPort.
• (Fix) Distortion appear with external monitor at 1600x1200 resolution.

Symptoms corrected by version 1.05 16ET25WW

• (Fix) Power state of UltraPort devices from IBM after wakeup is always OFF.
• (Fix) 0175 POST error occur.
• (Fix) If ECP mode is selected, the parallel port does not work after resume from standby on Windows Me and Windows 2000.
• (Fix) PC-Doctor 3D engine test cause system hang.
  

Symptoms corrected by version 1.06 16ET26WW

• (New) Improved resume speed on Windows Me and Windows 2000.
• (Fix) If Alert On LAN 2 is enabled, sometimes file transfer through network fails.

Symptom corrected by version 1.07 16ET27WW

• (Fix) TrackPoint is not disabled even if external PS/2 mouse is attached when TrackPoint setting is AutoDisable.

Symptoms corrected by version 1.08 16ET28WW

• (New) Enhance BIOS image data integrity at flash update.
• (Fix) PS2.EXE USBBIOS Disable does not work correctly.
• (Fix) Netfinity utility does not work on OS/2.

Symptoms corrected by version 1.09 16ET29WW

• (New) 2002 is added to BIOS Copyright text.
• (New) Improved thermal control.
• (Fix) Some hard disk drive (HDD) partition information causes boot failure.
• (Fix) System hang during operating system install using Remote Deployment Manager (RDM = LCCM)
• (Fix) Password is required twice if user presses F1 key when the password prompt appears.
• (Fix) If system is turned off immediately during the initial power on process, it may cause the system to hang during next boot.
• (Fix) Dock/undock operation in Windows 98 causes system to hang if DVD/CD-RW combo device is installed in docking station.
• (Fix) If the hibernation file structure is special, hibernation wakeup could cause the system to hang.
• (Fix) Waiting for the command that stops the HDD spindle motor at system power off is not enough.

Symptoms corrected by version 1.10 16ET30WW

• (Fix) Drive letter which is assigned to the removable device is changed depends on supervisor password.
• (Fix) USB FDD boot through a USB Hub may not work.
• (Fix) Hibernation wakeup may cause system hang if supervisor password is set and the BIOS update diskette is inserted.
• (Fix) POST 175 error occur if system is powered off during POST.
• (Fix) Password prompt appears if the user performs a reboot after suspend/resume on ACPI OS.

Symptoms corrected by version 1.11 16ET31WW

• (New) Enhancement of the password security feature.

Symptom corrected by version 1.12 16ET32WW

• (New) Enhancement of the battery control.

Affected configurations
Any IBM ThinkPad T22 system

Solution
Click here to download the latest BIOS update in a non-diskette format.
Click here to download the latest BIOS update in diskette format.