Control Panel (Led And Buttons; Power Led; Alarm Led - Brother MP-21C Service Manual

4.9 Control Panel (LEDs and Buttons)
This printer is equipped with a minimal control panel. Settings and status indication are
available on the printer driver status monitor.
The control panel includes the following LEDs and buttons.
< LEDs >
4.9.1

Power LED

The Power LED indicates the current power status of the printer.
LED
On
Off
Blinking
Fast
Blinking
4.9.2

Alarm LED

The Alarm LED indicates a printer error status.
LED
On
Blinking
When the Alarm LED is on or blinking and the printer has detected an error
condition, refer to Section 3.3 Error codes in Chapter 4 and clear the
problem to make the printer ready to print.
When Power LED + Alarm LED and Ink LEDs (BC LED+MY LED) Blink in Turn
The printer is making itself ready to print.
The printer is cleaning the print head.
When All the LEDs Blink at the Same Time
Service call occurred. Refer to Section 3.3.2 Service Calls in Chapter 4.
< Buttons >
Power LED
Alarm LED
Ink (MY) LED
Ink (BC) LED
Fig. 1.5
Printer status
The printer is turned on and ready to print.
The printer is turned off.
The printer is receiving data.
The printer is ready to feed paper.
(Only for manual paper feed)
Printer status
Paper empty, paper jam or mis-feeding. If a
paper jam occurs.
The Top cover of the printer is open and
should be closed so that the printer can print.
I-10
Clean button
(On/Off) button