CHAPTER IV -9
I-5
Dirt on the back of paper
Possible cause
Step
Check
Result
Remedy
Fixing unit
1
Is the pressure roller dirty?
Is any other area in the printer
dirty?
Yes
Clean the pressure roller.
(See the following note.)
Dirt in the drum
unit
2
Is the transfer roller dirty?
is the problem solved after the
drum unit replaced?
Yes
Replace the drum unit
No
Replace the H.V. power supply
PCB.
Note:
Cleaning of the pressure roller
(1) Set three or more sheets of paper in MP sheet feeder 1 (or 2).
2)
Open the top cover.
(3) Turn on the power switch while holding down the switch on the control panel.
(4) Release the panel switch when the Drum lamp is on.
(5) Close the top cover.
(6) Hold down the panel switch until the Ready lamp is on, and then release the
switch.
(7) Print three patterns; grid, zip and solid black.
(8) Turn off the power switch with the top cover closed.
(9) Set paper in the manual slot with the solid black side up.
(10) Turn on the power switch while holding down the switch on the control panel.
(11) Release the panel switch when the Drum lamp is on.
(12) Press the panel switch again and release it immediately.
(13) Print a page of test pattern while cleaning the pressure roller.
Содержание HL HL-1060
Страница 1: ...SERVICE MANUAL MODEL HL 1060 R LASER PRINTER ...
Страница 24: ...CHAPTER II 8 1 3 5 DRAM Four 4Mbit DRAM x 8bit are used as the printer memory Fig 2 7 ...
Страница 28: ...CHAPTER II 12 1 3 11 Engine I O Fig 2 13 shows the engine interface circuit Fig 2 13 ...
Страница 64: ...III 25 4 PACKING Fig 3 39 Documents Carton SF assy Dust cover Pad Pad PE sheet Bag Pad Pad Carton ...
Страница 96: ...Appendix 3 Main PCB Circuit Diagram 1 4 CODE UK3400000 B48K246CIR NAME V 3 ...
Страница 97: ...Appendix 4 Main PCB Circuit Diagram 2 4 CODE UK3400000 B48K246CIR NAME V 4 ...
Страница 98: ...Appendix 5 Main PCB Circuit Diagram 3 4 CODE UK3400000 B48K246CIR NAME V 5 ...
Страница 99: ...Appendix 6 Main PCB Circuit Diagram 4 4 CODE UK3400000 B48K246CIR NAME V 6 ...
Страница 100: ...Appendix 7 Driver PCB Circuit Diagram CODE UK3634000 B48K280CIR NAME V 7 ...
Страница 101: ...Appendix 8 Switch Panel Solenoid Bin Relay PCB Circuit Diagram CODE UK3635000 281 282 283 CIR NAME V 8 ...
Страница 105: ...Appendix 12 SR PCB Circuit Diagram CODE UK3653000 B48K284CIR NAME V 12 ...