CHAPTER IV -17
I-18
Hollow print
Possible cause
Step
Check
Result
Remedy
Print paper
1
Is thick paper of more than 42lb
being used or extremely rough
surface paper?
Yes
Recommend to use the
specified type of paper.
No
Refer and compare with I-14.
I-19
Downward fogging of solid black
Possible cause
Step
Check
Result
Remedy
Drum unit
1
Is the problem solved after
replacing the drum unit?
Yes
Replace the drum unit.
SR PCB
2
Is the problem solved after
replacing the SR PCB?
Yes
Replace the SR PCB.
Summary of Contents for HL HL-1060
Page 1: ...SERVICE MANUAL MODEL HL 1060 R LASER PRINTER ...
Page 24: ...CHAPTER II 8 1 3 5 DRAM Four 4Mbit DRAM x 8bit are used as the printer memory Fig 2 7 ...
Page 28: ...CHAPTER II 12 1 3 11 Engine I O Fig 2 13 shows the engine interface circuit Fig 2 13 ...
Page 96: ...Appendix 3 Main PCB Circuit Diagram 1 4 CODE UK3400000 B48K246CIR NAME V 3 ...
Page 97: ...Appendix 4 Main PCB Circuit Diagram 2 4 CODE UK3400000 B48K246CIR NAME V 4 ...
Page 98: ...Appendix 5 Main PCB Circuit Diagram 3 4 CODE UK3400000 B48K246CIR NAME V 5 ...
Page 99: ...Appendix 6 Main PCB Circuit Diagram 4 4 CODE UK3400000 B48K246CIR NAME V 6 ...
Page 100: ...Appendix 7 Driver PCB Circuit Diagram CODE UK3634000 B48K280CIR NAME V 7 ...
Page 105: ...Appendix 12 SR PCB Circuit Diagram CODE UK3653000 B48K284CIR NAME V 12 ...