Victor V86P

[archeocomp]

I have acquired nice preserved laptop Victor V86P

http://www.datasalen.se/Utstallning/Data/Victor/victorv86peng.htm

http://www.youtube.com/watch?v=CaBGEkoXpIg

Does anyone know how to change CPU speed between 4.77/9.54Mhz ?

I can not find it in BIOS.