Epson TM-m30III Technical Reference Manual page 71

USB power-saving function
• Enable
• Disable (initial setting)
• The Class setting is applied only to the USB-B connector.
• The USB power-saving function is enabled in the following cases.
* The USB power-saving function of the printer is enabled.
* The class is set to vendor-defined class.
* The system allows the USB driver to support the USB power-saving function.
Interface switch waiting time
Select the number of seconds from 1 to 10 in increments of 1 second, or 60 seconds.
Initial setting: 10 seconds
Main connection interface
• Built-in USB (USB-B)
• Bluetooth
• Ethernet/Wi-Fi
• USB-PD
• Auto (An interface that received data first) (initial setting)
• None (No main connection I/F)
• When using this printer with multiple interfaces, make sure the interface that is always con-
nected to be set as the main connection.
• You cannot use wired LAN and wireless LAN at the same time.
• When you do not use the Bluetooth function, set the Bluetooth security level to "Middle" or
"High" to prevent unauthorized access to the printer over Bluetooth. You can change the secu-
rity level by using Epson TM Utility, TM-m30III Utility, or in the Interface Setup mode.
The "Auto" setting allows you to use the first interface you communicate with as the main connection and the
other interfaces as secondary connections after you turn on the printer. For the limitations on the main
connection and secondary connections, see the table below.
Connection
Interface
Main connection
Secondary connection
∗For details, see the ESC/POS Command Reference.
• The displayed items vary depending on the interface configuration.
• For information about the function, see
Auto Line Feed
• Always disabled (initial setting)
• Always enabled
Connection ESC/POS Command
Priority Restrictions
High
Low
Retaining of Print Settings
When Connection Is Terminated
No
Yes*
"Printing Using Multiple Interfaces" on page 31.
Chapter 3 Advanced Usage
Retained
Initialized
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