Appendix 1
■ Troubleshooting checklist
Symptom
Scanner does not turn on.
Scanning does not start.
Vertical lines appear in the
scanned image.
The scanned image shifts or
is distorted.
Quality of generated image
is unsatisfactory.
Multifeed* frequently
occurs.
*"Multifeed" is a phenome-
non when two or more
sheets of paper are fed
simultaneously into the
scanner.
1
AP-
TROUBLESHOOTING
Check this item
Have you pushed the power button on
the front of the scanner?
Have you pushed the main power switch
at the back of the scanner?
Is the AC power cable properly con-
nected to the scanner?
Are documents loaded correctly on the
hopper?
Is the ADF closed completely?
Is the USB cable or SCSI cable properly
connected?
(When using the SCSI interface) Is SCSI
ID set correctly?
Does the Function Number Display indi-
cate an alarm or an error?
Does the alarm state remain displayed
even after the scanner has been turned
off and back on again?
Is the glass dirty?
Are the documents loaded correctly?
Are the glass or sheet guides (Black/
White reference area) clean?
Do the documents satisfy the "Docu-
ment Quality" and the "Multifeed Detec-
tion Conditions" in the chapter 7 of the
fi-5900C Operator's Guide?
Are the documents set properly in the
hopper?
Is the document stack loaded on the hop-
per thicker than 50mm (2 inch)?
Are the Brake roller, the Separator
roller or the Pad dirty?
Are the Brake roller, the Separator roller
or the Pad worn out?
Have you set the document thickness on
the Operator panel?
Remedy
Push the power button.
Push the Main power switch of the scanner. Then
push the power button.
Correctly connect the AC power able to the scan-
ner adapter.
Disconnect the AC power cable, then connect it
again.
If this does not restore the power supply, contact
the store where you purchased the scanner or an
authorized FUJITSU scanner service provider.
Load documents correctly on the hopper.
Close the ADF completely.
Correctly connect the cable. (When a USB hub is
used, check the hub's power supply.)
Set SCSI ID correctly by SCSI ID switch on rear
of scanner.
When the Function Number Display indicates an
alarm or an error, refer to the "Chapter 6. TROU-
BLESHOOTING" in the fi-5900C Operator's
Guide for removing the alarm or the error.
Turn off and on the power button.
If this does not eliminate the alarm state, contact
the store where you purchased the scanner or an
authorized FUJITSU scanner service provider.
Clean the glass following the instructions in the
Operator's Guide "4. Daily Care".
Load the documents correctly.
Clean the dirty locations.
Scan the documents that satisfy the "Document
Quality" and the "Multifeed Detection Condi-
tions" in the chapter 7 of the fi-5900C Operator's
Guide.
Fan the documents before scanning. Correctly
align the document stack and load them on the
hopper. Refer to " 2.6 Loading Document on Hop-
per" in the Operator's Guide for details.
Reduce the number of sheets in the document
stack to 50 mm (2 inch) thick or less.
Clean the Brake roller, the Separator roller or the
Pad. Refer to the Operator's Guide "4. Daily
Care".
Replace the Brake roller, Separator roller or the
Pad. Refer to the Operator's Guide "5. Replacing
the Pad".
Set the document thickness thicker.
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