Specifications
A64192AA2 FINAL
8-3
Stockyard Unit
Stockyard Unit Error Recovery
8
1-40 SN40 Sample tube carrier 
error before the 
Stockyard bar-code 
reader BR01.
Stockyard 
Unit
Conveyor
D-3  1. Ensure the sensor is operating correctly.
2. If a sample tube carrier is jammed, gently 
twist and push the sample tube carrier in the 
direction of least resistance.
3. Press PAUSE/RUN to clear the error.
1-43 SN43 Sample tube carrier 
error before the 
Stockyard bar-code 
reader BR01.
Stockyard 
Unit
Conveyor
D-3  1. Clear any obstruction.
2. If a sample tube carrier is jammed, gently 
twist and push the sample tube carrier in the 
direction of least resistance.
3. Press PAUSE/RUN to clear the error.
1-44 SN44 Fiber Optic sensor is 
detecting incorrectly 
the tube on the sample 
carrier. Stockyard 
Loading Arm gripper 
failed to pick up sample 
at Bar-code reader 
BR01
Stockyard 
Unit
Conveyor
D-3  1. Remove the sample tube from the sample 
tube holder in front of SN44 and place the 
sample tube in the Stockyard Loading Arm 
gripper fingers.
2. Press PAUSE/RUN to continue.
NOTE DO NOT place the sample tube in the 
sample tube holder below the Stockyard 
Loading Arm gripper. This may cause the 
Stockyard Loading Arm to bend, or cause 
sample tube breakage.
1-45 SN45 Sample tube carrier 
error before the 
Stockyard bar-code 
reader BR02.
Stockyard 
Unit
Conveyor
D-4  1. Clear any obstruction.
2. If a sample tube carrier is jammed, gently 
twist and push the sample tube carrier in the 
direction of least resistance.
3. Press PAUSE/RUN to clear the error.
1-46 SN46 Sample tube carrier 
error before the 
Stockyard bar-code 
reader BR02.
Stockyard 
Unit
Conveyor
D-4  1. Clear any obstruction.
2. If a sample tube carrier is jammed, gently 
twist and push the sample tube carrier in the 
direction of least resistance.
3. Press PAUSE/RUN to clear the error.
1-48 SN48 Sample tube carrier 
error at the Stockyard 
bar-code reader BR02.
Stockyard 
Unit
Conveyor
D-4  1. Clear any obstruction.
2. If a sample tube carrier is jammed, gently 
twist and push the sample tube carrier in the 
direction of least resistance.
3. Press PAUSE/RUN to clear the error.
1-49 SN49 Fiber optic sensor did 
not detect a sample 
tube at the Stockyard 
bar-code reader BR02 
during a retrieval 
process.
Stockyard 
Unit
Conveyor
D-4  1. Ensure the sample tube was retrieved from 
the Retrieving Shuttle Cup.
2.
Press PAUSE/RUN to clear the error.
Tab le 8. 1 Stockyard Unit Error Recovery Codes (Continued)
Keypad 
Display Sensor
a
Problem
Sensor 
Diagram
Grid 
Ref Solution










