Precautions When Developing Applications; Paper Removal Standby Setting; Power Supply Sw Setting - Epson C31CJ52121 Technical Reference Manual

Precautions when Developing Applications

This section describes information that you should be aware of when developing systems and applications using
this product.

Paper Removal Standby Setting

The "Paper Removal Standby" function feeds the printed paper to the position where it can be cut and then
stops it. The next print job begins after you remove the paper.
• When this function is enabled, the operation of the following peripheral devices connected to
• Be sure to enable the paper removal detector when using liner-free label paper.
• Be sure to disable the paper removal detector when using plain thermal paper.
• If using a buzzer, you can set the buzzer to sound while the printer is waiting for the paper removal
• If using a drawer, the above limitations do not apply if the drawer is opened before executing

Power Supply SW Setting

The "Power Supply SW Setting" function allows you to disable power on/off with the power button.
Settings" on page 78)
Power Supply SW Setting
Enabled
Disabled
If you want to turn off the printer without using the power button, it is recommended that you send
the command to execute the power-off process to the printer before turning it off. This will save the
latest maintenance counter values. The maintenance counter values are usually saved every two min-
utes. For more information about the command, see the ESC/POS Command Reference.
the printer may be stopped in addition to printing. Even in this case, operation can be resumed
by removing the paper that is waiting to be removed.
∗ Customer display
∗ Handheld scanner
∗ Buzzer (built-in, external)
∗ Drawer
by performing settings on the printer. The above limitations do not apply in this case.
Settings" on page 78)
printing.
The power button is enabled and the printer can be turned on or off with the button.
If the power is turned off by the breaker, turning on the breaker will also turn on the
power of the printer.
The power button is disabled. Use the breaker to turn the printer on and off.
Chapter 5 Application Development Information
("Software Settings" on page
Description
78)
("Software
("Software
117