GE AKTA avant User Manual page 419

UV Monitor U9-L
Error
code
51
52, 55
54
58
59, 60
61
Fraction Collector F9-R
Error
code
20
21
22
23
24, 26
25, 28
27
ÄKTA avant User Manual 29035184 AE
Description
High temperature
Low lamp intensity
Autozero out of range
Too low light intensity, S
channel
Internal instrument error
Measurement error
Description
High temperature
DropSync warning
Tube sensor error
Delay queue full
Internal instrument error
Too fast tube change
DropSync error
8 Troubleshooting
Action
See UV monitor U9-L, on page 368.
Contact Service.
Autozero requested when AU value is
larger than 2.
No light through flow cell. Check solution
absorption and that the cell is fitted cor-
rectly.
Restart the instrument. If recurrent please
contact Service.
Restart the instrument. If recurrent please
contact Service.
Action
See Fraction Collector F9-R, on page 394
Clean the sensor and remove air bubbles
in the flow path.
Check that the tube sensor is adjusted
properly.
Increase the fraction size. Fraction size
must be greater than 1/10 of the delay
volume.
Restart the instrument. If recurrent please
contact Service.
Increase the fraction size or lower the
flow rate.
Clean the drop sensor
8.9 Error codes
419