User manual
2638A 
Users Manual 
7-14 
Table 7-1. Error Messages (cont.) 
Error Code  Error Message  Causes and Solutions 
Error 825  LAN address invalid 
Cause: Invalid IP, mask or gateway address was found. 
Solution: Check the address and try again. 
Error 826 
LAN hostname 
invalid 
Cause: The hostname contains invalid character. The 
Instrument only allows ‘A’ to ‘Z’, ‘0’ to ‘9’ and ‘-‘. 
Solution: Check the parameter and try again. 
Error 827 
LAN hostname too 
long 
Cause: More than 20 characters were found when 
configuring hostname. 
Solution: Check the parameter and try again. 
Error 828 
LAN connection 
timeout 
Cause: The LAN connection has been disconnected. 
Solution: Check the LAN equipment and try to connect 
again. 
Error 901 
File not found 
Cause: File not found for memory operation. 
Solution: Check to make sure the file is in the memory. 
Error 903  Error exporting file 
Cause: Failed while exporting file to USB memory. 
Solution: Make sure that the USB memory is not write 
protected and that the USB memory has enough free space. 
Error 904  Error deleting file 
Cause: Failed while deleting file. 
Solution: If you are delete file from USB memory, make sure 
that the USB memory is not write-protected. 
Error 905  Error reading file 
Cause: The file has been damaged. 
Solution: Cycle the power. If the error occurs again, contact 
Fluke Calibration (see Chapter 1). 
Error 906 
Error defining setup 
file name 
Cause: Duplicate filename was found. 
Solution: Try another name or remove the file with the 
conflict. 
Error 907  Error reading folder 
Cause: Folder not exist. 
Solution: Make sure that the folder is in the memory. 
Error 908  Error writing file 
Cause: Failed while writing file. 
Solution: Make sure that the USB memory is not write 
protected and that the USB memory has enough free space. 
Error 909  File already exists 
Cause: The destination already exists while a file with the 
same name. 
Solution: Try another name or remove the file with the 
conflict. 










