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Container Sensor Troubleshooting Flow Chart
"Check Container" indicator is not lit
when container is not present.
"Check Container" indicator is lit
when container is present.
Test the SENSPWR
signal
y
Verify the following:
The surface of fluid in the
container is not vibrating.
Transducer cap is clean.
Phototransistor is clean.
Test the Display LCD (page 29).
Does LCD check out OK?
No
Replace LCD.
(page 47).
Does
SENSPWR signal check
out OK?
No-
Yes
Test the Phototransistor
(page 53).
Does Phototransistor
check out OK?
No
Yes
Does problem
persist?
Yes
Send unit to Bard for service.
Replace Main Circuit Board.
No
Problem solved.
Replace Display assembly.
Bard CritiCore Monitor Service Manual
Page 15
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