This section describes the user tools in the Host Interface menu under Printer Features.
I/O Buffer
You can set the size of the I/O Buffer. Normally it is not necessary to change this setting.
The default setting is [128 KB].
I/O Timeout
You can set how many seconds the machine should wait before ending a print job. If data from another port usually arrives in the middle of a print job, you should increase this timeout period.
The default setting is [15 seconds].