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ar345 Program Manual 3 6
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6
. Troubleshooting
Both the computer and the scanner can produce fatal errors and warnings. All messages ar
e
numbered. Messages with message numbers < 1000 come directly from the scanne
r
controller and are potentially serious. Message numbers >= 1000 are generated by progra
m
m
ar345 and may be a consequence of a controller error or some other kind of malfunctionin
g
or warning.
I
f you don’t know how to fix a scanner problem, contact marresearch. We will usual
ly
a
sk you right away to send us the mar.spy file and the mar.log file where the erro
r
o
ccured (see chapter 2.3) since they contain almost all information we need.
The following error messages >= 1000 are produced by program mar345:
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No. Description
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1000 Message: "Error sending command to mar controller"
Reason: Network connection to scanner interrupted.
Action: Reboot scanner. Check cables. Try "ping mar345".
1001 Message: "SERVO system cannot be INITIALIZED"
Reason: Severe hardware problem.
Action: Call.
1010 Message: "Waiting for X−rays..."
Reason: The X−ray intensity as read from the ion. chamber has
dropped below the critical level (see configuration file:
INTENSITY MIN xxx). The next exposure starts only
after the X−rays are back.
Action: Check generator, monochromator or collimator.
1020 Message: "Not enough disk space left on device. Aborting data collection"
Reason: Disk full.
Action: Clean up disk.
1030 Message: "The Image Plate has been exposed to X−rays"
Reason: A running exposure has been aborted.
Action: Erase plate and continue.
1040 Message: "X images have been successfully retaken"
Reason: Some images had to be retaken due to hardware problems,
possibly shutter.
Action: Carefully check log file for learning more about the reasons.
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