●
Have the documents just been printed out from a copy machine or a laser printer?
Solution
Fan the documents a few times to remove static electricity.
●
Is the document stack thinner than 50 mm?
Solution
Reduce the number of sheets.
●
Does the document stack weigh less than 5 kg?
Solution
Reduce the number of sheets.
●
Are the pick rollers, separator roller and brake roller installed correctly?
Solution
Install the pick rollers, separator roller and brake roller correctly.
For details, refer to
Replacing the Pick Roller (page 139)
,
Replacing the Separator Roller (page 142)
, and
Replacing the Brake Roller (page 147)
●
Are the pick rollers, separator roller and brake roller clean?
Solution
Clean the pick rollers, separator roller and brake roller.
For details, refer to
●
Are the pick rollers, separator roller and brake roller worn out?
Solution
Use one of the following methods to check the pick roller, separator roller, and brake roller counters, and
replace the pick rollers, separator roller, and brake roller if necessary.
●
You can select [23: Show/Clear Counters] from [Main Menu] on the operator panel to check the number
of sheets that have been scanned.
For details, refer to
Checking and Resetting the Counters (page 83)
.
●
You can start up the Software Operation Panel to check the number of sheets that have been scanned.
For details, refer to
Checking the Sheet Counters (page 216)
For details about replacing the pick rollers, separator roller, and brake roller, refer to
Replacing the Separator Roller (page 142)
Replacing the Brake Roller (page 147)
●
Did you adjust the paper separation force on the operator panel?
Solution
Increase the paper separation force if it is set low.
Troubleshooting
178
Summary of Contents for fi-7800
Page 1: ...P3PC 6502 01ENZ2 FUJITSU Image Scanner fi 7800 fi 7900 Operator s Guide ...
Page 25: ...Make sure to push the hopper until it locks Scanner Overview 25 ...
Page 65: ...Fig 1 How to Load Documents 65 ...
Page 71: ...ATTENTION A8 size cannot be scanned in a mixed batch How to Load Documents 71 ...
Page 105: ...Put your finger on the tab in the center and push it down Various Ways to Scan 105 ...
Page 130: ... Inside the top cover sensors 2 units Paper path upper side sensors 9 units Daily Care 130 ...
Page 143: ...4 Remove the separator roller from the scanner Replacing the Consumables 143 ...
Page 145: ...5 Install a new separator roller on the scanner Replacing the Consumables 145 ...
Page 148: ...5 Remove the brake roller from the scanner Replacing the Consumables 148 ...
Page 150: ...6 Install a new brake roller on the scanner Replacing the Consumables 150 ...
Page 179: ...For details refer to Adjusting the Paper Separation Force page 37 Troubleshooting 179 ...
Page 201: ...The password is set Operational Settings 201 ...
Page 204: ...The password is set Operational Settings 204 ...
Page 220: ...For details about cleaning refer to Daily Care page 115 Operational Settings 220 ...
Page 251: ...HINT This setting can also be configured from the operator panel Operational Settings 251 ...
Page 272: ... 1 The depth excludes the hopper stacker and tabs 2 Includes the package weight Appendix 272 ...
Page 273: ...Outer Dimensions The outer dimensions are as follows Unit mm in Appendix 273 ...