2008K/K2 Troubleshooting Guide
P/N 507298 Rev. H
Page 616
P- G.5.9 SYMPTOM STILL PRESENT
A)
To prevent damage turn the machine OFF!
B) Reconnect the Actuator ribbon cable to to the Actuator-Test board
C) Using ESD precautions, per the Board List below, your choice swap in ONE of the card cage circuit
boards with known good, then in between see part D to test the board.
BOARD LIST: 1)
Actuator-Test Board;
2)
Sensor Board;
3)
Functional Board
1
.
1
To prevent “Cond Offset Failure”, place the machine in
T and C Mode
Refer to
OPERATING
MODES
(page
Error! Bookmark not defined.
).
D) Turn the machine on (fan running)!
E) If possible, place it into Dialysis OR Heat Disinfect.
F)
ENSURE the black lead remains connected to chassis ground!
G) Per the ORIGINAL symptom, THREE (3) possible scenarios below:
1)
IF (and ONLY if) the screen was not turning on but is now:
The last board swapped in is the
problem!
2) IF (and ONLY if) the screen was remaining black and still is black:
Return to part a HOWEVER,
if
after ALL boards have been replaced AND the screen remains black possible bad:
1)
Distribution
board OR;
2)
Bad motherboard.
3)
IF the screen has ALWAYS been on:
Allow sufficient time for the symptom to reoccur then see
part H.
H) Re-m12 and / or +5 volts (within range now?). If the symptom was intermittent call debug
screen 1 to watch
5V Est
and / or
12V Est.
Allowing sufficient time, does the symptom you were
troubleshooting reoccur?
Yes
Symptom reoccurs! Repeat parts C through H until each circuit board in the BOARD LIST
have been replaced. If after ALL boards have been replaced AND the symptom is still
present possible bad:
1)
Distribution board OR;
2)
Motherboard.
No
Screen on and/or good voltages! The last board replaced may be causing the problem.
Summary of Contents for 2008K2
Page 1: ...2008K K2 HEMODIALYSIS SYSTEM TROUBLESHOOTING GUIDE Part Number 507298 Rev H ...
Page 655: ...2008K K2 Troubleshooting Guide P N 507298 Rev H Page 651 Figure 132 Inside the Power Supply ...
Page 668: ...2008K K2 Troubleshooting Guide P N 507298 Rev H Page 664 Figure 134 24 V Power Harness ...
Page 673: ...2008K K2 Troubleshooting Guide P N 507298 Rev H Page 669 APPENDIX C BLOOD PUMP ERROR CODES ...
