Sensor(s) dirty............................................................................................................................................................. 146
Cover Open Error............................................................................................................................................. 147
Cover Open.................................................................................................................................................................. 147
Internal and Optical Errors............................................................................................................................. 148
Optical Error ................................................................................................................................................................ 148
Operator Panel error.................................................................................................................................................... 148
EEPROM Error .............................................................................................................................................................. 148
Image Memory Read-Write Error................................................................................................................................. 148
Overrun Error .................................................................................................................................................. 150
Background Switching Mechanism Error .....................................................................................................................150
Chip Error ........................................................................................................................................................ 151
Memory Error ..............................................................................................................................................................151
Motor Circuit Error.......................................................................................................................................... 152
Motor Circuit Error ....................................................................................................................................................... 152
Lamp Circuit Error........................................................................................................................................................ 152
Sensor Error .................................................................................................................................................... 153
Sensor Error................................................................................................................................................................. 153
Communication Related Errors ...................................................................................................................... 154
Module Error ............................................................................................................................................................... 154
Network Setting Error.................................................................................................................................................. 154
Server Setting Error ..................................................................................................................................................... 154
Authentication Failed.................................................................................................................................................. 155
Other Errors .................................................................................................................................................... 156
Being used by others................................................................................................................................................... 156
The scanner is in Doc Counting mode.......................................................................................................................... 156
Scanning has been paused by the user. ...................................................................................................................... 156
Outside designated scan area error............................................................................................................................. 156
Invalid Command ........................................................................................................................................................ 157
Connection Test Result................................................................................................................................... 158
Troubleshooting ............................................................................................................................................. 159
The Scanner Cannot Be Powered ON ........................................................................................................................... 161
The Touch Screen or the [Power] Button Light or Both Switch Off ............................................................................... 162
The Touch Screen Does Not Function........................................................................................................................... 163
A Malfunction Occurs in the Touch Screen/The Display on the Touch Screen Is in an Incorrect Position ....................... 164
The Display on the Touch Screen Is Distorted ..............................................................................................................165
Cannot Connect the Scanner and a Computer via Wi-Fi ............................................................................................... 166
A Wireless Access Point Is Not Displayed in the Access Point List ................................................................................ 172
Wi-Fi Setting for WPS Fails........................................................................................................................................... 174
Failed to Establish a Wi-Fi Connection by Configuring the Settings Manually ............................................................. 177
Contents
5