2008K/K2 Troubleshooting Guide
P/N 507298 Rev. H
Page 630
P- 1.0.3 PIN 4 IS NOT BETWEEN 4.0 AND 6.0 VOLTS
Figure 122
a) Figure right, unplug the sixteen (16) pin Switch Matrix
Cable.
b) Figure right, measure again at
pin 4
. Between 4.0
and 6.0 volts DC now (Yes or No)?
Yes
Between 4.0 and 6.0 volts!
Replace the
front panel. The Power button is shorted.
No IS NOT between 4.0 and 6.0 volts! See parts A AND B below:
A) Plug the 16 pin Switch Matrix Cable into the male pins on the Front Panel Interface board.
B) Four (4) possible bad components. One at a time, referring to the
Component List
below,
swap in each then, in between, measure at the Switch Matrix Cable’s
pin 4
. When between
4.0 and 6.0 volts is measured the last component swapped in is the problem
.
Component List: 1)
24 pin Front Panel Data Cable
*
;
2)
Power Logic Board (card cage, first
board from the left);
3)
Front Panel Interface Board
*
;
4)
Motherboard
*
.
*
To LOCATE these components refer to Figure 121 (page 629)
LEFT BLANK INTENTIONALLY
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 ...
