Fresenius Medical Care 2008K2 Troubleshooting Manual page 640

IMPORTANT! Set your CALIBRATED volt meter to measure AC (~) voltage
c)
d) Figure right, measure at the solder side of the
Power Control Board, BETWEEN ST1 and
ST2. This is the power cord after the Main
Power Switch.
e) More than 100.0 volts AC (Yes or No)?
Yes More than 100 volts AC! Figure below,
ENSURE the Power Logic Cable is
plugged in securely AND is NOT
damaged! If okay, and the machine still
will not turn on the Power Control board
may be bad.
No Less than 100 volts AC! TWO (2) possible
bad components: 1) Bad power cord/plug;
2) Bad Main Power Switch.
LEFT BLANK INTENTIONALLY
2008K/K2 Troubleshooting Guide
P/N 507298 Rev. H
Page 636