
- 22 -
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.
Summary of Contents for HL-1020
Page 1: ......
Page 36: ...II 20 Fig 2 22 shows the CDCC interface circuit Fig 2 22 HL 1050 ...
Page 37: ...II 21 1 3 10 Engine I O Fig 2 23 shows the engine interface circuit Fig 2 23 HL 820 1020 1040 ...
Page 38: ...II 22 Fig 2 24 shows the engine interface circuit Fig 2 24 HL 1050 ...
Page 67: ...III 18 4 PACKING Fig 3 32 Documents Accessory carton Pad Pad Printer Bag Carton ...
Page 101: ...CODE UK4007000 B48K312CIR NAME V 5 Appendix 5 Main PCB Circuit Diagram HL 820 1020 1040 1 2 ...
Page 102: ...Appendix 6 Main PCB Circuit Diagram HL 820 1020 1040 2 2 CODE UK4007000 B48K312CIR NAME A 6 ...
Page 103: ...Appendix 7 Main PCB Circuit Diagram HL 1050 1 5 CODE UK4041000 B512001CIR NAME A 7 ...
Page 104: ...Appendix 8 Main PCB Circuit Diagram HL 1050 2 5 CODE UK4041000 B512001CIR NAME A 8 ...
Page 105: ...Appendix 9 Main PCB Circuit Diagram HL 1050 3 5 CODE UK4041000 B512001CIR NAME A 9 ...
Page 106: ...Appendix 10 Main PCB Circuit Diagram HL 1050 4 5 CODE UK4041000 B512001CIR NAME A 10 ...
Page 107: ...Appendix 11 Main PCB Circuit Diagram HL 1050 5 5 CODE UK4041000 B512001CIR NAME A 11 ...
Page 108: ...Appendix 12 Panel Sensor PCB Circuit Diagram CODE UK4010000 B48K303CIR NAME A 12 ...
Page 117: ...Apr 98 84U005BE0 PARTS REFERENCE LIST MODEL HL 820 1020 1040 1050 R LASER PRINTER ...
Page 122: ...1 1 1 MODEL HL 1050 84U 861 101 103 104 84U 862 106 6 4 5 MAIN PCB HL 1050 OTHERS ISRAEL 3 ...
Page 135: ...CONTENTS LOWER TRAY UNIT List 1 Drawing 2 ...
Page 137: ... 2 GENERAL DRAWING MODEL LT 24CL 54S X06 4 3 1 6 5 2 7 ...
Page 214: ......
Page 296: ...USER S GUIDE A 12 HP LaserJet IIP 6P EPSON FX 850 IBM Propritner XL EPSON FX 850 ...