Panel Leds And Error Status; Power Led; No Roll Paper (Paper Out) Led; Error Led - Epson T88IIIP - TM B/W Thermal Line Printer Technical Reference Manual

3.3 Panel LEDs and Error Status

3.3.1 Power LED

Table 3-1 Power LED
Item
LED color
LED states Off
On

3.3.2 No Roll Paper (PAPER OUT) LED

Table 3-2 No roll paper (PAPER OUT) LED
Item
LED color
LED states Off
On
Flashing
Note:
The macro function is available only when ESC/POS commands are used.

3.3.3 Error LED

Table 3-3 Error LED
Item
LED color
On states Off
On
Flashing
Rev. A
Specifications
Green
Power is not supplied.
Power is supplied.
Specifications
Red
Roll paper is loaded.
A roll paper near end or paper end is detected.
Self-test standby state or standby state when a macro execution command is used.
Specifications
Red
Printer is performing regular operations or is online.
Offline (excluding self-test with the paper FEED button).
Error state.
TM-T88II/T88III Technical Reference Guide
Application Development Information 3-7