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CHAPTER 5 PERIODIC MAINTENANCE ...............................................5-1
1.
CONSUMABLE PARTS ................................ ................................ ........................... 5-1
1.1
Drum Unit..........................................................................................................................5-1
1.2
Toner Cartridge.................................................................................................................5-2
2.
PERIODICAL REPLACEMENT PARTS................................ ................................ ...5-4
3.
PERIODICAL CLEANING ................................ ................................ ........................ 5-5
3.1
Cleaning the Printer Exterior.............................................................................................5-5
3.2
Cleaning the Drum Unit.....................................................................................................5-5
3.3
Cleaning the Scanner Window..........................................................................................5-6
3.4
Cleaning the Electrical Terminals .....................................................................................5-6
4.
MTBF / MTTR ................................ ................................ ................................ ..........5-7
CHAPTER 6 TROUBLESHOOTING........................................................6-1
1.
INTRODUCTION ................................ ................................ ................................ .....6-1
1.1
Initial Check ......................................................................................................................6-1
1.2
Warnings for Maintenance Work.......................................................................................6-2
1.3
Identify the Problem ..........................................................................................................6-3
2.
OPERATOR CALLS & SERVICE CALLS ................................ ................................ 6-4
2.1
Operator Calls...................................................................................................................6-4
2.2
Service Calls .....................................................................................................................6-4
3.
ERROR MESSAGES................................ ................................ ............................... 6-6
3.1
Error Messages in the Status Monitor ..............................................................................6-6
3.2
Error Message Printouts ...................................................................................................6-8
4.
PAPER PROBLEMS................................ ................................ ................................ 6-9
4.1
Paper Load Problems .......................................................................................................6-9
4.2
Paper Jams.....................................................................................................................6-10
4.2.1 Clearing the jammed paper............................................................................................... 6-10
4.2.2 Causes & countermeasures.............................................................................................. 6-11
4.3
Paper Feeding Problems ................................................................................................6-12
5.
SOFTWARE SETTING PROBLEMS ................................ ................................ .....6-14
6.
MALFUNCTIONS................................ ................................ ................................ ...6-18
7.
IMAGE DEFECTS................................ ................................ ................................ ..6-23
7.1
Image Defect Examples..................................................................................................6-23
7.2
Troubleshooting Image Defect........................................................................................6-24
7.3
Location of Grounding Contacts .....................................................................................6-41
7.3.1 Drum unit .......................................................................................................................... 6-41
7.3.2 Printer body & paper cassette........................................................................................... 6-41
8.
INCORRECT PRINTOUT ................................ ................................ ...................... 6-42
9.
NETWORK PROBLEM (FOR HL-1270N ONLY)................................ .................... 6-45
9.1
Installation Problem ........................................................................................................6-45
9.2
Intermittent Problem........................................................................................................6-46
9.3
TCP/IP Troubleshooting..................................................................................................6-47
9.4
UNIX Troubleshooting.....................................................................................................6-47
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