P- H.0.0 Verify Service Mode; P- H.1.0 Service Menu Appears/Isolate Voltage Detection - Fresenius Medical Care 2008K2 Troubleshooting Manual

P- H.0.0 VERIFY SERVICE MODE

This procedure attempts to place the machine into Service Mode. Some problems may not allow it!
a) Turn the machine off then back on. When "Press CONFIRM for Service Mode" appears press
'CONFIRM'. The screen says "Machine in Service Mode".
b) Allow forty (40) seconds! Does the Main Service Program menu appear?
Yes Service menu appears! See procedure number
No The Service menu DOES NOT appear! Proceed to
P- 2.0.0.
P- H.1.0 SERVICE MENU APPEARS / ISOLATE VOLTAGE DETECTION
A) Select Calibrate Monitor → Voltage Detection.
instead!
B) Select the [12 Volt Set] data box. It turns bright yellow!
C) Enter the MEASURED +12 volt value into the [12 volt set] window.
CONFIRM
D) Sharply press '
E) ENSURE the [12 Volt Set] box is pale yellow/white. If the box is gray start over!
CONFIRM
F) Sharply press '
G) Figure right, does an "Operator Error" appear?
Yes "Operator Error" occurs! Proceed to
No "Operator Error" DID NOT occur! Perform parts a AND b below:
a) If done correctly, the screen says "4. Verify that 5V EST is between 4.8 to 5.2....". If not
start over!
b) Figure right, look at the
EST]
windows)! TWO (2) IMPORTANT CHECKS:
CHECK #1: Is the [5V EST] window between 4.8 and 5.2?
CHECK #2: Is [12V EST] window between 11.7 and 12.3?
'.
' again.
screen's
Yes (to BOTH): Proceed to
No (to one OR both): See procedure number
2008K/K2 Troubleshooting Guide
P/N 507298 Rev. H
P- H.1.0 (page 617).
page 638
DO NOT follow the screen prompts!
page 618,
procedure number
[5V EST] [12V
AND
page 623
, procedure number
P- H.1.2
, procedure number
See part B
P- H.1.2.
P- H.3.0.
(page 618).
Page 617