pc does not boot

Here is the link to the service manual

http://www.frankshospitalworkshop.com/equipment/documents/ultrasonographs/service_manuals/Philips_Sonos-7500,5500_-_System_basics.pdf

hope this helps.

There is a jumper on the Motherboard of the SONOS-PC to boot into BIOS.

thanks for the reply, I used the jumper on the motherboard and I have reset the pasword