Brother HL-1040 - Manual (Page 196)

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Drum Lamp
The Drum lamp indicates the drum unit is nearly at the end of its life.
Lamp Printer status
Off ❍ The drum unit can be used.
On ● The drum unit is nearly at the end of its life. Installing a new drum unit
turns off this lamp. See “REPLACING THE DRUM UNIT”.
Alarm Lamp
The Alarm lamp blinks to indicate a printer error status such as “Cover Open” and
“Memory Full.” If any other error occurs, the printer indicates the error by blinking the
Alarm lamp with another lamp or by printing an error report.
✒ Note
The Ready , Data and Drum lamps are used to indicate printer errors with the Alarm
lamp. See “ALARM INDICATIONS AT A GLANCE” in this manual and take
corrective action for the error.
Switch
This switch will be used for the following purposes depending on the situation.
Cancel printing
If you press the
switch during printing, the printer immediately stops printing and
ejects the paper.
Wake-up
If the printer is in sleep mode, pressing the
switch wakes it up into the ready state.
Form Feed
If the Data lamp is on, press the
switch . The printer prints any data remaining in the
printer memory: this operation is called “Form Feed.”
Error Recovery
If an error occurs, the printer will recover from some errors automatically. If the error
does not clear automatically, press the
switch to clear the error and continue printer
operation.