
Sensor(s) dirty............................................................................................................................................................. 148
Cover Open Error............................................................................................................................................. 149
Cover Open.................................................................................................................................................................. 149
Internal and Optical Errors............................................................................................................................. 150
Optical Error ................................................................................................................................................................ 150
Operator Panel error.................................................................................................................................................... 150
EEPROM Error .............................................................................................................................................................. 150
Image Memory Read-Write Error................................................................................................................................. 151
Overrun Error .................................................................................................................................................. 152
Background Switching Mechanism Error .....................................................................................................................152
Chip Error ........................................................................................................................................................ 153
Memory Error ..............................................................................................................................................................153
Motor Circuit Error.......................................................................................................................................... 154
Motor Circuit Error ....................................................................................................................................................... 154
Lamp Circuit Error........................................................................................................................................................ 154
Sensor Error .................................................................................................................................................... 155
Sensor Error................................................................................................................................................................. 155
Communication Related Errors ...................................................................................................................... 156
Module Error ............................................................................................................................................................... 156
Network Setting Error.................................................................................................................................................. 156
Server Setting Error ..................................................................................................................................................... 157
Scanner Central Admin Server Setting Error................................................................................................................. 157
Authentication Failed.................................................................................................................................................. 158
Other Errors .................................................................................................................................................... 159
Being used by others................................................................................................................................................... 159
The scanner is in Doc Counting mode.......................................................................................................................... 159
Scanning has been paused by the user. ...................................................................................................................... 159
Outside designated scan area error............................................................................................................................. 159
Invalid Command ........................................................................................................................................................ 160
Connection Test Result................................................................................................................................... 161
Troubleshooting ............................................................................................................................................. 162
The Scanner Cannot Be Powered ON ........................................................................................................................... 164
The Touch Screen or the [Power] Button Light or Both Switch Off ............................................................................... 165
The Touch Screen Does Not Function........................................................................................................................... 166
A Malfunction Occurs in the Touch Screen/The Display on the Touch Screen Is in an Incorrect Position ....................... 167
The Display on the Touch Screen Is Distorted ..............................................................................................................168
Cannot Connect the Scanner and a Computer via Wi-Fi ............................................................................................... 169
A Wireless Access Point Is Not Displayed in the Access Point List ................................................................................ 175
Wi-Fi Setting for WPS Fails........................................................................................................................................... 177
Contents
5