(Power) LED ( 1 ) Error LED ( 2 ) Paper LED ( 3 ) Feed button ( 4 ) When installing the printer vertically or hanging the printer on a wall, be sure to attach the included control panel label for vertical installation on the roll paper cover. The control panel label for vertical installation is upside down. 1 Power LED (green) • Lights when the power supply is on. • Goes out when the power supply is turned off. 2 Error LED (orange) Lights or flashes when the printer is offline. • Lights after the power is turned on or after a reset (offline). Automatically goes out after a while to indicate that the printer is ready.
• Lights when the end of the roll paper is detected, and when printing has stopped (offline). If this happens, replace the roll paper. • Flashes when an error occurs. (For information about the flashing patterns, see "Error Status" on page 18 .) • Goes out during regular operation (online). 3 Paper LED (orange) • Lights when there is no more roll paper. • Off when there is a sufficient amount of roll paper remaining. • Flashes when a self-test is in progress or when macro execution standby state. 4 Feed button Pressing this button once feeds the roll paper by one line. Holding this button down feeds the roll paper continuously. Enabling/disabling of Feed button can be selected by a command.
If the command is set to disable this button, it does not function. For information about ESC/POS commands, see the ESC/POS Quick Reference or the ESC/POS Application Programming Guide. 16 3 Control Panel