Acer T230H Service Manual page 46

"Auto" means the PC writing automatically.
"Erase" means procedure erased the former bios of monitor.
When write Acer model bios, if two files used, set up the file properties as fellow:
1. Within 64K option, choose the bios file without "ext";
2. Within 64K~~96K option, choose the bios file with "ext";
3. Then choose "Both";
4. Then choose "Auto";
5. Click , go to write.
Notice: The distinction between "64K" and "64-96K" is from BIOS file name.
Such as:
64K: WDZV-W1_SAM_FW_V100_0x90_061907
64-96K: WDZV-W1_SAM_FW_V100_0x89_Extend_061907