Epson TM-P80 Technical Reference Manual page 50

 Paper reduction is not performed for space dot lines of graphics printing data.
 When reducing barcode height, be sure to check reading a barcode with your barcode
Automatic power off time
Selectable from 0, 1 to 60 minutes. (initial setting: disabled)
When using the USB interface, the automatic power off function is disabled even if the time
is set.
 Power off time becomes 0 minutes when it is set to Disable or 20 minutes when it is set
 For detailed information, see
Battery charge mode
• Mode 1 (initial setting)
• Mode 2
For detailed information about the battery charge mode, see
page
Operation mode when battery is low
• Mode 1 (initial setting)
• Mode 2
For detailed information about the operation mode when battery is low, see
Mode When Battery is Low" on page
Transmission of Status notice
• Transmits (initial setting)
• Does not transmit
50
reader in advance.
to Enable in Software Setting Mode.
20.
"Auto-Power Off" on page 20.
21.
"Battery Charge Modes" on
"Operation