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TROUBLESHOOTING
TROUBLESHOOTING PROCEDURES
6.4.2. Service Call Errors (System Errors)
If a system error occurs, the following errors can be detected with the
self-diagnostics using the dip switches. See page 4-2.
1. Memory Error
Symptom:
This error occurs in the following conditions.
•
SRAM read/write error
•
EPROM sum error
•
Memory over run error
Possible Cause:
The SCU is broken.
Procedure:
Is the SCSI interface being used?
Yes
No
Replace the SCU.
2. Origin Positioning Error
This error is detected when the scanner fails to detect the origin position.
Possible Cause: There is some dust on the origin position sensor patch.
Procedure: Clean the sensor patch.
3. Lamp Error
Same as for the user-visible error condition. See section 6-4-1.
4. Document Table Error
Same as for the user-visible error condition. See section 6-4-1.
6-10
October 9th, 1995
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