
16
RL-22DT/RL-42DT Operation Manual
4.0
Control Panel
The control panel allows access to printer diagnostics and settings. This section provides information on LED
status, the FEED key, self-tests, auto-sensing, dump mode, see-through sensor, and error messages.
4.1
LED Status
Below descriptions apply only to firmware version G3.000 or later.
Press and hold the FEED key then power on the printer, the printer will beep 3 times and enter into Self-Test
status. If you keep holding the FEED key, the status will change in sequence to Auto Sensing Mode, Dump
Mode, See-through Sensor on/off, and then return to Self-Test again. These different statuses can change the
setting of printer; they are described as follows:
4.2
Feed Key Introduction
After pressing the FEED key, printer will send the media (according to media type) to the specified stop position.
When printing with continuous media, pressing the FEED key will feed media out to a certain length. When
printing with labels, pressing the FEED key will feed one label at a time. If the label is not sent out in a correct
position, please proceed with the Auto sensing (see
Section 4.4 on page 17
).
LED LIGHT
BEEP
STATUS
DESCRIPTION
Green
1
Standby Mode
Normal status
Press and hold the FEED key, then power on the printer.
Red (flash)
3
Auto-Sensing Mode
Printing self-test page. For operation
instructions, refer to Section 4.3 on page 17.
Orange (flash)
1
Auto-Sensing Mode
The printer is currently in auto-sensing mode.
For operation instructions, refer to Section 4.4
on page 17.
Green (flash)
1
Dump Mode
The printer is currently in dump mode. For
operation instructions, refer to Section 4.5 on
page 18.
Orange
1
See-through sensor
on/off
Set the see-through sensor on or off. For
operation instructions, refer to Section 4.6 on
page 18.
Return to Self-Test
Red (flash)
Printer is currently downloading firmware.
Table 4-1.
Note
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