P- 2.0.8 Isolate Actuator-Test Board 'Set' Signal - Fresenius Medical Care 2008K2 Troubleshooting Manual

P- 2.0.8 ISOLATE ACTUATOR-TEST BOARD 'SET' SIGNAL

To avoid damage, turn the machine OFF!
a)
b) Swap in a known good Actuator-Test Board*. * To LOCATE the Actuator-Test board refer to
(page 19).
c) Turn the machine on and allow forty (40) seconds. Does System
Initialization reach 100%?
Yes System Initialization reaches 100%! The previous Actuator-Test Board is bad.
No System Initialization does DOES NOT reach 100%! The previous Actuator-Test Board is
good. TWO (2) possible bad components: 1) Functional Board
1
To avoid "Cond Offset Failure", place the machine into T and C mode! Refer to
OPERATING MODES (page Error! Bookmark not defined.)
LEFT BLANK INTENIONALLY
2008K/K2 Troubleshooting Guide
P/N 507298 Rev. H
Figure 6
1
; 2) Motherboard
Page 646