Kyocera FS-6970DN

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2J5

2-3-7

YC15 1 +5V1 O 5 V DC 5 V DC power source

Connected

to the feed

fan motor

2 FFANDRN O 0/2.5/5 V DC Feed fan motor: Full speed/Half speed/Off

Connector Pin Signal I/O Voltage Description

Main Page

Safety Warnings and Precautions6
Installation Precautions7
Precautions for Maintenance8
Specifications 18
Contents11
Product View and Parts Identification15
Parts Names 115
Operation Panel16
Machine Cross Section17
Drum Unit19
Developer Unit and Toner Container19
Installation Environment19
Unpacking and Installation20
Installing the Expanding Memory (Optional)21
Installing the Memory Card (Optional)22
Installing the Hard Disk (Optional)23
Maintenance Mode25
Detail of Service Status Page28
Printing a Status Page for Network30
Printing a Test Page31
Write Data (USB Memory Data Write)31
Counter Reset for the Maintenance Kit32
Initializing the Developer Unit (Toner Install Mode)32
Automatic Drum Surface Refreshing33
Drum Surface Refreshing33
Printing an Event Log (EVENT LOG)34
Detail of Event Log35
Paper Misfeed Detection41
Paper Misfeed Indication41
Self-Diagnostic Function42
Self Diagnostic Codes42
Image Formation Problems 148
Completely Blank Printout49
All-Black Printout50
Dropouts51
Black Dots51
Black Horizontal Streaks52
Black Vertical Streaks52
Unsharpness52
Gray Background53
Dirt on the Top Edge or Back of the Paper53
Undulated Printing at the Left Edge (Scanning Start Position)53
Electric Problems54
Mechanical Problems56
Precautions for Assembly and Disassembly57
How to Tell a Genuine Toner Container58
Outer Covers59
Detaching and Refitting the Top Cover59
Detaching and Refitting the Right Cover and Left Cover60
Paper Feed Section61
Detaching and Refitting the Retard Roller62
Detaching and Refitting the Registration Upper and Lower Roller63
Detaching and Refitting the MP Tray Paper Feed Roller65
Developer Section67
Drum Section68
Detaching and Refitting the Drum Unit68
Detaching and Refitting the Main Charger Unit69
Transfer/Separation Section70
Detaching and Refitting the Transfer Roller70
Fuser Section72
Detaching and Refitting the Fuser Unit72
Detaching and Refitting the Fuser Heater Lamp M and S73
Detaching and Refitting the Heat Roller75
Detaching and Refitting the Press Roller76
Detaching and Refitting the Fuser Thermistors M, S and Thermal Cutout77
Detaching and Refitting the Engine PWB79
Detaching and Refitting the Main PWB83
Detaching and Refitting the Power Source Unit85
Detaching and Refitting the Paper Feed Drive Unit88
Detaching and Refitting the Main Drive Unit90
Detaching and Refitting the Laser Scanner Unit91
Direction of Installing the Principal Fan Motors92
Downloading Firmware93
Downloading the Firmware from the USB Memory94
Downloading the Firmware from the Memory Card95
Paper Cassette Paper Feeding97
MP Tray Paper Feed Section98
Paper Feed Conveying Section99
Drum Section Block Diagram100
Expose Section101
Laser Scanner Unit101
Developing Section103
Developer Unit103
Cleaning Section105
Fuser Unit106
Fuser Section Block Diagram107
Paper Exit Section/Rear Unit108
Duplex Conveying Section110
Electrical Parts Layout111
Power Source Unit113
Power Source Unit Silk-Screen Diagram114
Engine PWB115
Paper Feeder115
Paper Feeder117
Wiring Diagram121
Repetitive Defects Gauge122
Maintenance Parts List123

Kyocera FS-6970DN - Page 119

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