Oki ML621 ML620, ML621 Users' Guide - English - Page 9

Control Panel Indicator Light Functions, Indicator Light, Color, Status, Explanation

Page 9 highlights

Control Panel Indicator Light Functions Indicator Light Color Status ALARM Red ON OFF Flashing SEL (Select) Green ON OFF Flashing TEAR Green ON OFF Flashing Explanation The paper is at its end; i.e., no paper present. Paper is present. When flashing with SEL: unrecoverable status alarm. Turn the power OFF, verify that the carriage moves properly, then turn power ON again. May indicate: a paper jam, media alarm, thermal alarm (head/space/feed) When flashing together with the TEAR light, indicates high temperature alarm status. Printer is online; ready to receive data and print. Printer is offline; not ready to receive data and print. When flashing with ALARM: unrecoverable status alarm. Turn the power OFF, verify that the carriage moves properly, then turn power ON again. When flashing together with the TEAR light, indicates the Top Cover is open. Printer is in Menu mode. Printer is in Tear down position. Printer is in Tear up position. ML620/ML621 User's Guide 

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ML620/ML621 User’s Guide
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Control Panel Indicator Light Functions
Indicator Light
Color
Status
Explanation
ALARM
Red
ON
The paper is at its end; i.e., no paper present.
OFF
Paper is present.
Flashing
When flashing with
SEL
: unrecoverable status alarm. Turn the
power OFF, verify that the carriage moves properly, then turn
power ON again. May indicate: a paper jam, media alarm,
thermal alarm (head/space/feed)
When flashing together with the
TEAR
light, indicates high
temperature alarm status.
SEL
(Select)
Green
ON
Printer is online; ready to receive data and print.
OFF
Printer is offline; not ready to receive data and print.
Flashing
When flashing with
ALARM
: unrecoverable status alarm. Turn
the power OFF, verify that the carriage moves properly, then
turn power ON again.
When flashing together with the
TEAR
light, indicates the Top
Cover is open.
TEAR
Green
ON
Printer is in Menu mode.
OFF
Printer is in Tear down position.
Flashing
Printer is in Tear up position.