Voltage Detector Calibration - Fresenius Medical Care 2008K2 Troubleshooting Manual

A) Turn the machine OFF.
B) To prevent pulling cables loose, GENTLY open the card cage!
C) Behind the card cage, ENSURE the 24V POWER cable is securely plugged in!
D) Enter Service Mode → Calibrate Monitor → Voltage Detection.
Set your CALIBRATED volt meter to volts DC.
E)
Connect the meter's black lead to chassis ground (refer to
F)
G) Spread the card cage side panels open then gently drop the front panel down to access the
motherboard's nine (9) pin TEST Connector (Figure below).
H) Measure from the TEST Connector's +12V pin (pin 5, five pins from the left).
I) Select the screen's [12 volt set] data box. It turns bright yellow
J) Enter the MEASURED value in the box.
K) 'Sharply' press 'CONFIRM'.
L) ENSURE the [12 Volt Set] data box is pale yellow /white.
M) Sharply press 'CONFIRM' again. Figure right, does an
"Operator Error" banner appear?

VOLTAGE DETECTOR CALIBRATION

2008K/K2 Troubleshooting Guide
P/N 507298 Rev. H
Figure 2, page 4)
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