ViewSonic VX912 Service Manual page 46

Appendix B : How to use software to upgrade the BIOS :
1. After installation , we could find the shortcut in the setting path or the program bar ( default setting ) , see Fig 2.1
Fig. 2.1
2. Security file is a key to use ISP function , press " OK " button , see Fig 2.2
Fig. 2.2
3. The warning is used to remind user of that different CPU rate may cause ISP function fail.
(it's limited by IIC protocol ) , press " OK " button , see Fig 2.3
Fig. 2.3
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