Switch USB-C Function(Power supply/Communication)
The printer response (USB-C function) when a USB device was connected to the USB-C port can be changed in the settings.
The default setting is “Power Supply + Communication.” When an Android device or a Windows/macOS device that supports USB PD (USB Power Delivery)* is connected, power supply and communication are performed simultaneously.
*USB PD (USB Power Delivery):
Standard for power supply using USB
Users of Windows/macOS device
Switch the USB-C function when all of the following conditions are met.
- You want to use the printer via USB communication.
- The USB-A port is not installed to the host device.
- Communication cannot be performed even when the host device and printer are connected with a USB cable (C-C).
- Set “Communication Only Mode.”
Users of iPad/iPhone/iPod
In the following cases, switch the USB-C function at the printer.
- Use Bluetooth communication with the printer while charging on the USB-C port of the printer.
- Set “Power Supply Only Mode.”
You can configure the setting from the memory switch setting on the application.
For details, refer to Use App.
1. Turn power on
- Press the Power button on the right side of the operation panel on the front of the main unit. When the Power LED lights up, release the Power button.
![](../../illust/MCP30_PowerON_Blue.png)
2. Open printer cover
- Pull the opening lever
to open the printer cover
.
![](../../illust/MCP31CB_switchUSB-C_20.png)
3. Switch the USB-C function
- Press the FEED button
until the POWER LED begins flashing red
, and then release it.
- When the FEED button is pressed and released
, the LED display changes.
Select the USB-C function to set.
![](../../illust/MCP31CB_switchUSB-C_30.gif)
![](../../illust/MCP31CB_switchUSB-C_31.gif)
Selecting the USB-C function setting according to the LED
![The Power LED flashes red at 0.25-second intervals.](../../illust/MCP31CB_LEDLamp_R.gif)
[Description of self-printing]
USB-C: Data Only
![The Power LED flashes blue at 0.25-second intervals.](../../illust/MCP31CB_LEDLamp_B.gif)
[Description of self-printing]
USB-C: Power Supply Only
![The Power LED flashes purple at 0.25-second intervals.](../../illust/MCP31CB_LEDLamp_P.gif)
[Description of self-printing]
USB-C: Power Supply / Data
- When the LED display of the set USB-C function appears, close the printer cover and then save the selected function.
- When the setting is completed, the printer is reset and self-printing is performed. The setting status can be checked from the contents of the self-printing.
![](../../illust/MCP31CB_CoverClose.gif)
![](../../illust/MCP31CB_TestPrint.png)