Kodak 800 SERIES service manual Maintenance

NovaJet 800 Series Service Manual
Table of Contents (cont)
Chapter 3 Maintenance	3-1
Introduction	3-1
Scheduled Maintenance	3-1
Cleaning Procedures	3-2
External Cleaning	3-2
Slide Shaft Cleaning	3-2
Service Station Cleaning	3-3
Linear Encoder Strip Cleaning	3-4
Trailing Cables Cleaning	3-5
Platen/Vacuum Hole Cleaning	3-5
Cartridge Dimples Cleaning	3-6
Flex Cable Contact Cleaning	3-7
Clean and Inspect Stepper Motor Gears	3-8
Clean and Inspect Main PWA	3-8
Clean and Inspect Carriage Assembly	3-8
Dryer Cleaning	3-9
Reseat Connectors on Main PWA and Carriage Boards	3-9
Replace Trailing Cables	3-12
Replace Carriage Cover/Carriage Bushings	3-13
Servo Motor Winding Resistance Check	3-14
Stepper Motor Winding Resistance Check	3-15
Power Feed and Take-Up Motor Winding Resistance Check	3-16
Banding: Hardware vs Software	3-16
Banding Differences	3-17
Banding Causes & Quick Analysis	3-19
Horizontal Banding Problems	3-19
Vertical Banding Problems	3-22
Line Quality Problems (Overspray)	3-23
Alignments/Adjustments	3-24
Slide Shaft Profile Adjustment	3-24
Head Height Alignment Procedure	3-27
Color Calibration	3-31
Deadband Alignments	3-34
Color Deadband Alignment	3-37
Paper Axis Calibration	3-39
Diagnostics Menu	3-40
Firmware Download/Upgrading for the PC	3-43
Firmware Download/Upgrading for the MAC	3-44
Internal Cabling and Signal Flow Diagrams	3-45

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