TM610 bios is Phoenix bios so the way to aflash this bios is a bit different from Acer bios.

1. Please unzip Aibf31ww.zip and save the extract files into a bootable diskette.
2. make sure AC adaptor is plug into the system.
3. boot the system from the bootable diskette contains bios files, and boot to a: drive
4. type a:\t2-r01a7.bat ,.. follow the instruction to aflash bios.

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1. Warm Boot will make system hang sometimes under ME
Reason:
IDE/_PS0: 
Save IDE timing register (PCI IDE Register 40h-43h)
And Save the value of PCI IDE/55h[2].
IDE/_PS3: 
If PCI IDE/55h[2]=0, then 
Restore IDE timing register and PCI IDE/55h[2]
Solution:
Don't save/restore PCI IDE/55h[2].
And set a flag to indicate register had been saved in _PS0.