Panel Led; Power (Power) Led; No Paper Roll (Paper Out) Led; Error (Error) Led - Epson TM-L90 Developer's Manual

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Panel LED

Power (POWER) LED

Item
LED color
On states On
Off
Flashing with short intervals *1
Flashing with long intervals *1
*1: Power (POWER) LED flashes according to the following patterns.
Execution in Progress
End of power-off
sequence

No Paper Roll (PAPER OUT) LED

Item
LED color
ON states On
Off
Blinking

Error (ERROR) LED

Item
LED color
On states On
Off
Flashing
Note:
When unrecoverable error occurs, turn off the power supply immediately.
3-4 Description of Functions
Specifications
Green
Power is supplied
Power is not supplied
Execution in progress
Powering down
Approx.160 ms
Approx.160 ms
Specifications
Red
Paper roll near end (only small amount of paper left on roll) or paper end (no paper left)
detected
Plenty of paper left on roll
Self test standby state or more standby state when the macro execution command is
used.
Specifications
Red
Off line (excludes paper feed using PAPER FEED button and self test)
Normal operation/off line
Error status
Rev. A