6 Troubleshooting
6.3 Problems with ImageQuant LAS 4000
Phenomenon
The light source is lit even when
the ImageQuant LAS 4000 door
is opened
6.4 Problems with ImageQuant LAS 4000 Control Software
If the error persists even after the following countermeasures have been taken, fill in the necessary
items and the error code in the Service report fax sheet at the end of the User Manual.
Phenomenon
ImageQuant LAS 4000 Control Soft-
ware cannot recognize ImageQuant
LAS 4000
The CCD temperature indication does
not change to READY or its value does
not approach the set temperature (af-
ter a sufficient time – about 15 minutes
– has elapsed since the start of cooling)
No focus image is displayed in the Fo-
cusing mode
Even when the set exposure time has
elapsed, the reading operation is not
completed.
68
Cause
Interlock failure
Cause
USB cable connection failure
Power cable or camera cable
connection failure
The ambient temperature is
too high.
The CCD temperature is set
too low
USB cable connection failure
The camera head ventilation
holes are blocked
USB cable connection failure
Brightness of reading soft-
ware is too high or low
The lens is not correctly in-
stalled
The iris is not correct
The image is noticeably out
of focus
The ImageQuant LAS 4000
power has been turned off
during exposure
Countermeasure
Turn off the power immediately and
contact your GE Healthcare represen-
tative
Countermeasure
Connect the USB cable correctly to the
camera head and PC
Connect the power cable and camera ca-
ble correctly
Set the ambient temperature to 28°C or
less
Set the cooling temperature of the CCD
properly
Connect the USB cable correctly
Confirm that nothing is blocking the venti-
lation holes
Connect the USB cable correctly
Adjust the Brightness in the reading soft-
ware
Install the lens correctly
Check the iris value
Adjust the focus
Turn the power switch of the ImageQuant
LAS 4000 on and reboot it
Getting Started with ImageQuant LAS 4000 28-9607-59 AB
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