Service manual

x DECcolorwriter 1000
9 Checks and Adjustments
Required tools summary 9-1
Printing test patterns 9-2
Printer self-checks 9-4
Thermal head motor check 9-5
Transfer roll feed check 9-5
Paper-path check 9-6
Tray select 9-6
Reflective sensor auto-calibration 9-7
Switch and interrupt sensor checks 9-8
Calibrating the transfer roll mark sensors (reflective sensors) 9-10
Calibrating the paper clamp sensor (reflective sensor) 9-10
Drum belt tension adjustment 9-11
Top margin adjustment 9-12
Adjusting for best print quality 9-14
Thermal head temperature adjustment 9-14
Thermal head pitch (to correct speckle and wrinkle) 9-16
Paper clamp adjustment (to correct misregistration) 9-18
A Field Replaceable Units List
B Test Patterns
C Wiring Diagrams
D Test Pattern Generator
Index