Door Error; Excessive Bubbles In Coox Sample - Bayer HealthCare RapidPoint 400 Series Service Manual

Message

Door Error

Excessive Bubbles
in COox Sample.
214
Probable Cause and Corrective Action
The system detects that the door is not closed.
Close the door firmly.
Ensure that the door is closed whenever you power up the
system.
Service Solutions
Perform service solutions only after all other corrective actions
have been completed.
If the door does not close:
1. Test the door using the
2. Check cable connections.
3. Replace the door lock assembly.
The system cannot analyze the patient or QC sample for CO-
ox results because it detects bubbles in the sample chamber.
This can occur if the sample contained bubbles when you
introduced it into the sample port or if an obstruction is present.
This message appears in the events log.
Introducing the jagged end of capillary tubes into the sample
port can also cause this problem. The sharp edges of capillary
tubes can damage the sample port, affecting sample
aspiration.
1. To avoid bubbles in patient samples, ensure that you use the
recommended collection, storage, handling, and mixing
techniques as described in Collecting Patient Samples in
Section 1 in the Rapidpoint 400 Series Operator's Manual.
For QC samples, ensure that you use the storage and
handling techniques recommended by the manufacturer.
2. Analyze the sample again, ensuring that the sample has no
bubbles before introducing it into the sample port. Checking
for bubbles is especially important for samples introduced
from capillary tubes.
3. Analyze a new patient sample ensuring that the sample has
no bubbles before introducing it into the sample port.
If you are analyzing a capillary sample, ensure that you
introduce the fire-polished (smooth) end of the capillary tube
into the sample port.
4. When introducing the sample, introduce the sample device
into the sample port as shown on the screen.
button in Diagnostic tests.
Door
(Continued)
Rev. C