Epson TM-m50II Technical Reference Guide - Page 19

Status and Errors, Status Display

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Status and Errors The status of the printer is indicated by lit and flashing LEDs. You cannot print when an error has occurred. Chapter 1 Product Overview You cannot identify the error by the flashing patterns of the LEDs. Develop the application so that users can identify the error description and check the solutions. Status Display Power LED Error LED Paper LED Ethernet LED O: ON k: Flashing N: OFF -: Ignore the LED light Wi-Fi LED Printer Status O N N - - Online O O O O O While initializing after turning on the power O N k N N Waiting for the self-test to continue O N k - - Waiting for a Macro execution to run O O k - Waiting for the roll paper cover to be closed to print a status - sheet. O O O - - No roll paper O N O - - Remaining amount of roll paper is low The roll paper cover is open, or an automatically recoverable O O - - - or recoverable error has occurred. See "Error Status" on page 21 for more information on the errors. k *1 N - - - A warning about TM-Intelligent function Unrecoverable Errors Turn off the power immediately when an unrecoverable error occurs. CAUTION: O k - N N If the same error occurs again even after turning the power back on, contact qualified service personnel. See "Power Button Settings" on page 84 for information on how to turn off the power when the power button setting is "Auto". O k *2 - - - A USB hub is connected. O k *3 - - A device that is not compatible with the printer except for USB - charging is connected. k N N N N Updating firmware k N k N N While forced updating firmware mode is on k *4 O N N N During turn-off process 19

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19
Chapter 1
Product Overview
Status and Errors
The status of the printer is indicated by lit and flashing LEDs.
Status Display
O
: ON
k
: Flashing
N
: OFF
-: Ignore the LED light
You cannot print when an error has occurred.
You cannot identify the error by the flashing patterns of the LEDs. Develop the application so that
users can identify the error description and check the solutions.
Power
LED
Error
LED
Paper
LED
Ethernet
LED
Wi-Fi
LED
Printer Status
O
N
N
-
-
Online
O
O
O
O
O
While initializing after turning on the power
O
N
k
N
N
Waiting for the self-test to continue
O
N
k
-
-
Waiting for a Macro execution to run
O
O
k
-
-
Waiting for the roll paper cover to be closed to print a status
sheet.
O
O
O
-
-
No roll paper
O
N
O
-
-
Remaining amount of roll paper is low
O
O
-
-
-
The roll paper cover is open, or an automatically recoverable
or recoverable error has occurred. See
"Error Status" on page
21
for more information on the errors.
k
*1
N
-
-
-
A warning about TM-Intelligent function
O
k
-
N
N
Unrecoverable Errors
Turn off the power immediately when an unrecoverable error
occurs.
CAUTION:
If the same error occurs again even after turning the power
back on, contact qualified service personnel.
See
"Power Button Settings" on page 84
for information on
how to turn off the power when the power button setting is
“Auto”.
O
k
*2
-
-
-
A USB hub is connected.
O
k
*3
-
-
-
A device that is not compatible with the printer except for USB
charging is connected.
k
N
N
N
N
Updating firmware
k
N
k
N
N
While forced updating firmware mode is on
k
*4
O
N
N
N
During turn-off process