HL-5030/5040/5050/5070N SERVICE MANUAL
v
5.
GUIDELINES FOR LEAD FREE SOLDER
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4-62
CHAPTER 5 PERIODIC MAINTENANCE
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5-1
1.
CONSUMABLE PARTS
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5-1
1.1
Drum Unit
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5-1
1.2
Toner Cartridge
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5-3
2.
PERIODICAL REPLACEMENT PARTS
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5-8
2.1 Fixing Unit
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5-9
2.2 Paper Feeding Kit
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5-12
3.
PERIODICAL CLEANING
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5-14
3.1
Cleaning the Printer Exterior
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5-14
3.2
Cleaning the Drum Unit
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5-14
3.3
Cleaning the Scanner Window
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5-15
3.4
Cleaning the Electrical Terminals
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5-16
4.
MTBF / MTTR
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5-17
CHAPTER 6 TROUBLESHOOTING
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6-1
1.
INTRODUCTION
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6-1
1.1
Initial Check
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6-1
1.2
Warnings for Maintenance Work
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6-2
1.3
Identify the Problem
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6-3
2.
OPERATOR CALLS & SERVICE CALLS
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6-4
2.1
Operator Calls
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6-4
2.2
Service Calls
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6-5
3.
ERROR MESSAGE
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6-6
3.1
Error Message in the Status Monitor
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6-6
3.2
Error Message Printouts
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6-7
4.
PAPER PROBLEMS
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6-8
4.1
Paper Loading Problems
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6-8
4.2
Paper Jams
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6-9
4.2.1 Clearing jammed paper
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6-9
4.2.2 Causes & countermeasures
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6-13
4.3
Paper Feeding Problems
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6-14
5.
SOFTWARE SETTING PROBLEMS
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6-16
6.
MALFUNCTIONS
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6-19
7.
IMAGE DEFECTS
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6-24
7.1
Image Defect Examples
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6-24
7.2
Diameter of Rollers
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6-24
7.3
Troubleshooting Image Defect
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6-25
7.4
Location of Grounding Contacts
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6-44
7.4.1 Drum unit
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6-44
7.4.2
Printer body & Paper cassette
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6-44
8.
INCORRECT PRINTOUT
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6-45
9.
NETWORK PROBLEM
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6-48