
USER’S GUIDE
3-4
Test Print Mode
The printer has the following test print mode. Follow these steps:
1. Make sure that the top cover is closed.
2. Hold down the switch and turn on the
power
switch. Keep the
switch
depressed until the
Drum
lamp comes on.
The
Drum
lamp lights to indicate that the printer is in the test print
mode.
3. Press the
switch
again to execute the test print or hold down the
switch
to select another option and release the
switch
to execute the
selected option.
The test print mode varies depending upon the printer model as
follows:
Lamp Lit Choice Function
Drum
Test sample page The printer prints a test sample page.
The printer returns to the ready status after
printing.
Alarm
Print Config & Print
Fonts I
The printer prints the current configuration of
the printer and a list of the internal fonts.
The printer returns to the ready status after
printing. (HL-1040/1050 only)
Ready
Factory Reset The printer is restored to the factory setting and
permanent fonts and macros are cleared.
The printer returns to the ready status after
printing. (HL-1040/1050 only)
Data
Hex Dump Print The printer can print data as hexadecimal values,
so that you can check data errors and problems.
To exit from this mode, you have to turn off the
printer. (HL-1040/1050 only)
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 ...