Siemens DCA Vantage Operator's Manual page 130

If the you cannot correct the error or the problem persists, record the error
code and contact your local technical service provider for assistance.
Error Code Description
E3 The DCA Vantage
system is unable to
access the memory
device containing the
software update (usually
a USB drive).
E10 The Home/Index sensor
failed to detect light to
Motor position
dark or dark to light
sensor error
transitions during a
motor homing operation.
Or
The offset between the
home position
determined from the
Home/Index sensor and
the position for the
optimum optical signal is
greater than +/- 4 half
steps.
E12 The wrong number of
Home/Index sensor
Motor position
transitions were
error
detected during a motor
rotation operation.
E20 A Dark reading (mean of
16) for a sample or
Dark offset
reference channel is
measurement
outside the acceptance
is out of range
range. This may indicate
an electronic failure.
130
Corrective Action
1. Re-insert the USB memory
device used for the software
updates.
2. Select OK in the error
message dialog box.
The system reboots and retries
to access the USB.
1. Discard the sample.
2. Restart the system.
3. Rerun the test.
1. Discard the sample.
2. Restart the system.
3. Rerun the test.
Contact your local technical
support provider.
DCA Vantage Operator's Guide