F
Franc Zabkar
This tutorial in intended to show how one may determine the test
points for the onboard DC-DC converters, spindle motor, voice coil
motor (VCM), and preamp supply rails of an unfamiliar HDD PCB. We also
identify any protection devices. I have done as much as possible in
the absence of power in order to simulate a non-functioning PCB.
Tutorial - locating the basic test points of an unfamiliar HDD PCB:
http://www.users.on.net/~fzabkar/temp/Tutorial_SP0411N_2.htm
The above is a work in progress. I expect that the completed work will
eventually be moved to ...
http://www.users.on.net/~fzabkar/HDD/Tutorial_SP0411N.htm
- Franc Zabkar
points for the onboard DC-DC converters, spindle motor, voice coil
motor (VCM), and preamp supply rails of an unfamiliar HDD PCB. We also
identify any protection devices. I have done as much as possible in
the absence of power in order to simulate a non-functioning PCB.
Tutorial - locating the basic test points of an unfamiliar HDD PCB:
http://www.users.on.net/~fzabkar/temp/Tutorial_SP0411N_2.htm
The above is a work in progress. I expect that the completed work will
eventually be moved to ...
http://www.users.on.net/~fzabkar/HDD/Tutorial_SP0411N.htm
- Franc Zabkar