Mindray BC-2800 - 7.2.8 RBC Bubbles Error Solution

Chapter7 Troubleshooting
preset RBC count time by 2 seconds.
Possible causes: clogged aperture; inappropriate RBC count time settings or
solenoid valve error.
Solution:
2. Access Service → Maintenance and do the Zap aperture and Flush aperture
procedures.
After unclogging, access Setup → Settings → Count to note down the
preset RBC count time. Access Service → Self-test →Tubing and test the
actual RBC count time.
If the tested time differs from the preset time by less than 2 seconds, it means
the unclogging is successful and you can return to the Count screen to continue
the analysis. Other wise, Access Service
→ Maintenance to soak the bath
and tubing with probe cleanser.
When the soaking is done, access Setup
→ Settings → Count to note down
the preset RBC count time. Access Service
→ Self-test → Tubing and test
the actual RBC count time. If the tested time differs from the preset time by less
than 2 seconds, it means the unclogging is successful and you can return to the
Count screen to continue the analysis. If the difference is still greater than 2
seconds and stabilized around a certain value, access Setup
→ Settings →
Count to change the RBC count time accordingly. After the adjustment, test the
actual count time again and make sure the difference is within 2 seconds.
If the error still remains, call Mindray Customer Service Department or the
distributor.
7.2.8 RBC Bubbles
This error message occurs when the actual RBC count time is less than the
preset RBC count time by 2 seconds.
Possible causes:
1. Insufficient diluent or rinse.
2. Loose tubing connection:
3. Inappropriate RBC count time setting.
Solution:
Check if the diluent or rinse is sufficient. If not, change a new container of
diluent of rinse.
Check the tubing connections. If necessary, reconnect the tubing.
If the error still remains, access Setup → Password to gain the administrator
authority and then access Setup → Settings → Count and adjust the RBC
count time.
If the error still remains, turn off this analyzer and call Mindray Customer
Service Department or the distributor.
BC-2800 Auto Hematology Analyzer (V1.0) 7-5