GE akta start Maintenance Manual page 130

6 Troubleshooting
6.1 UV
Warning
code
114
115
116
Error messages
Error code
101
130
Descrip- Possible cause
tion
UV In the Settings and ser-
reached vice:UV screen:
end of life-
When trying to save the
time
UV light strength after
calibration, if the UV light
strength is 1020.
Flush UV In the Settings and ser-
flow cell vice:UV screen:
and mount
When trying to calibrate,
securely
if there are repeated cali-
brations and the signal
strength is decreasing.
UV base- In the Settings and ser-
line ig- vice:UV screen:
nored
Calibration and run time:
When the UV signal is not
in the range of 2500 mV
and 4000 mV, auto zero
cannot be performed.
Descrip- Possible cause
tion
UV module During power up, too little
failure light is reaching the detec-
tor, i.e., too high ab-
sorbance in the cell or to
weak light source.
Action
Order a new UV Moni-
•
tor.
Perform UV LED cali-
•
bration.
For instructions, see:
Section 5.4.1 UV LED cali-
bration, on page 64
Section 5.4.3 Flow cell path
length, on page 69
Flush the UV flow cell
•
and mount it in a se-
cure way.
Recalibrate.
•
Flush the UV flow cell
•
and mount it in a se-
cure way.
Try to recalibrate. If
•
the voltage is still less
than 2500 mV, change
UV module.
Action
See
Troubleshooting Flow
chart 1, on page 139
ÄKTA start Maintenance Manual 29-0603-08 AC