Epson TM-U300D Operator's Manual page 9

n Functions
Switches and Buttons
POWER Switch
The POWER switch is used to turn the printer on and off.
FEED Button
The FEED button is used to feed roll paper. The line feed amount is set by the
printer commands ESC 2 and ESC 3.
Control Panel Lights (LEDs)
POWER LED (green)
The POWER LED is on when the printer is turned on and off when the printer is
turned off.
PAPER LED (red)
Normally the PAPER LED is off.
The PAPER LED is on when the paper roll is nearly finished or completely
finished or the paper roll is not installed.
The PAPER LED blinks when an error occurs, when validation paper must be
inserted or removed, when the self test enters the printing standby state, or when
printing has stopped due to exceeding the allowable print duty cycle.
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