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2-82
Confidential
■
Faulty registration
■
Dark
User Check
• Check that the appropriate media type is selected in the
driver.
Step
Cause
Remedy
1
Adjusted value of the laser unit
mistake
Refer to
"2.1 Inputting the Adjusted Value of
, and enter the
adjusted value of the laser unit again.
2
Registration rear actuator catching
on some position
Correct catching of the registration rear
actuator.
User Check
• Check the machine's environment. High temperature and high
humidity or low temperature and low humidity conditions can cause
this problem.
• Adjust the density by the Density Adjustment.
• Clean the corona wire of drum unit.
• Replace the drum unit with a new one.
• Replace the toner cartridge with a new one. If remove the used
toner cartridge and replace a relatively new used toner cartridge,
this case is caused.
Step
Cause
Remedy
1
Dirt on the electrodes of the drum
unit and the machine body
Clean the electrodes of the drum unit and
machine body. (Refer to
)
2
High voltage power supply PCB
ASSY failure
Replace the high voltage power supply
PCB ASSY.
3
Laser unit failure
Replace the laser unit.
4
Main PCB failure
Replace the main PCB ASSY.
Содержание DCP 7065DN
Страница 21: ...CHAPTER 1 SPECIFICATIONS ...
Страница 35: ...CHAPTER 2 ERROR INDICATION AND TROUBLESHOOTING ...
Страница 44: ...2 7 Confidential ADF part Fig 2 5 Left Side Right Side Document feed path Face up ...
Страница 142: ...CHAPTER 3 DISASSEMBLY REASSEMBLY ...
Страница 157: ...3 13 Confidential 4 New toner sensor PCB ASSY New toner sensor PCB ASSY Main PCB ASSY Guide ...
Страница 158: ...3 14 Confidential 5 T1 clutch ASSY REG clutch ASSY Main PCB ASSY REG clutch ASSY T1 clutch ASSY Guide Guide Guide ...
Страница 169: ...3 25 Confidential 21 Hook switch PCB Guide Main PCB ASSY Hook switch PCB Side cover L ...
Страница 183: ...3 39 Confidential 4 Remove the support flap 1 from the front cover ASSY Fig 3 20 Support flap 1 Front cover ASSY ...
Страница 194: ...3 50 Confidential 9 10 6 Gear Cover 1 Release the hook to remove the gear cover Fig 3 34 1a 1b Gear cover Hook ...
Страница 252: ...Confidential CHAPTER 4 ADJUSTMENTS AND UPDATING OF SETTINGS REQUIRED AFTER PARTS REPLACEMENT ...
Страница 264: ...CHAPTER 5 SERVICE FUNCTIONS ...
Страница 271: ...5 5 Confidential Black and white scanning Fig 5 1 ...
Страница 311: ...Confidential CHAPTER 6 CIRCUIT DIAGRAMS WIRING DIAGRAM ...
Страница 313: ...6 1 Confidential 1 CIRCUIT DIAGRAMS High Voltage Power Supply PCB Circuit Diagram MURATA ...
Страница 314: ...6 2 Confidential High Voltage Power Supply PCB Circuit Diagram Panasonic ...
Страница 315: ...6 3 Confidential Low Voltage Power Supply PCB Circuit Diagram 115V EDPS 62AF A Delta ...
Страница 316: ...6 4 Confidential Low Voltage Power Supply PCB Circuit Diagram 115V MPW3058 MURATA ...
Страница 317: ...6 5 Confidential Low Voltage Power Supply PCB Circuit Diagram 230V EDPS 62BF A Delta ...
Страница 318: ...6 6 Confidential Low Voltage Power Supply PCB Circuit Diagram 230V MPW3059 MURATA ...
Страница 319: ...6 7 Confidential NCU PCB Circuit Diagram U S A Canada ...
Страница 320: ...6 8 Confidential NCU PCB Circuit Diagram Europe Oceania ...
Страница 321: ...6 9 Confidential NCU PCB Circuit Diagram China Asia Gulf ...
Страница 322: ...6 10 Confidential 2 WIRING DIAGRAM Wiring diagram ...
Страница 323: ...Confidential CHAPTER 7 PERIODICAL MAINTENANCE ...
Страница 324: ...Confidential CHAPTER 7 PERIODICAL MAINTENANCE CONTENTS 1 PERIODICAL REPLACEMENT PARTS 7 1 ...
Страница 325: ...7 1 Confidential 1 PERIODICAL REPLACEMENT PARTS There are no parts to be replaced periodically ...
Страница 326: ...APPENDIX 1 SERIAL NUMBERING SYSTEM Confidential ...
Страница 330: ...APPENDIX 3 INSTALLING THE MAINTENANCE DRIVER Confidential ...
Страница 334: ...App 3 4 Confidential 10 Alert warning message appears click Continue Anyway to proceed ...
Страница 336: ...APPENDIX 4 HOW TO MAKE PROTECTIVE MATERIAL OF DRUM UNIT Confidential ...