CHAPTER IV -16
I-16
Black bank
Possible cause
Step
Check
Result
Remedy
Drum unit
1
Is the wire cleaner positioned at
its home position?
No
Return the wire cleaner to its
home position.
Yes
Replace the drum unit.
I-17
Gray background
Possible cause
Step
Check
Result
Remedy
Density dial
1
Is the problem corrected by
adjusting the density dial?
Yes
Adjust the dial to the most
suitable position.
Print paper
2
Does the paper being used
meet the paper specification
(weight, etc.).
No
Recommend to change the
paper to a specified type of the
paper.
Yes
Recommend to change the
paper to a fresh pack paper.
Drum unit
3
Is the problem solved after
replacing the drum unit?
Yes
Replace the H.V. power supply.
Replace the drum unit.
Note:
The following cases raise the possibility of this problem.
1.
The drum unit is at the end of its life.
2.
There is dust or paper powder.
3.
A large number of paper whose width is narrower than A4 is printed.
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 ...