Epson RC90 Manual page 208

Maintenance 9. Troubleshooting
No. Message
7256
Timeout writing to the port.
The checksum in project file is
7260
invalid.
7261
Invalid function.
7262
Invalid parameters.
7263
Cannot execute while creating DLL.
7264
Failed to create DLL.
7265
DLL file cannot be found.
192
Remedy
Check the port timeout period and
update to the appropriate setting.
Rebuild the project.
Check the function definition to call.
Check the function definition to call.
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Note 1
RC90 (EPSON RC+ 7.0) Rev.8
Note 2