Fresenius Medical Care 2008K Troubleshooting Manual page 9

Referring to the Figure (right), ASSURE the Power Ground (PGND)
wire is plugged in securely
Using a flashlight, CAREFULLY check for 'white' corrosion, especially
above and below the Sensor and Actuator cables. If corrosion is
located it may be necessary to replace the distribution board
3. Remove ALL items from the top of the machine!
4. Open the card cage. Referring to
Check ALL cables and connectors for damage. Assure the
ribbon cables are plugged in securely with their key tabs
down (see Figure right).
ASSURE all circuit boards are securely installed in their motherboard
connectors. Push each board down HARD!
ASSURE all circuit boards are 'locked' in place with their front and
rear 'pin locks' (see Figure right)
CAREFULLY investigate 'burning smells'. A damaged motherboard or
circuit board MUST be replaced!
Use ESD-safe compressed air to clean dust from the motherboard
5. Referring to the Figure below, assure the 24V Power wire harness is plugged
in aligned properly (orange wire to the left) and securely.
6. Referring to the Figure (below), assure all modules and the shunt door cables are plugged in securely.
7. Close the card cage. Unless otherwise instructed leave it closed!
8. Forced Test automatically performs Alarms and Pressure tests when all alarms are cleared. As this may
cause misdiagnosis it is recommended that Forced Test is turned off while troubleshooting. Enter
Service Mode Options
"x" turns blue). Post a note as a reminder that Forced Test is off!
End of Initial Checks Procedures
Figure 4A (page 8):
Treatment Options. Set 'Forced Test' to "No". Press the 'CONFIRM' key (the
Fresenius 2008K Troubleshooting Guide
P/N 507298 Rev. B (Draft 1)
Page 7