Canon iR7086 Series Service Manual

Contents

Canon iR7086 Series Service Manual Manual pdf 501 page image

Chapter 1414-114.1 Image Adjustment Basic Procedure14.1.1 Making Pre-Checks 0010-9293iR7105 / iR7095 / iR7086F-14-114.1.2 Making Checks on the Printer Side (Checking the Images) 0010-9294iR7105 / iR7095 / iR7086- Use PG4, PG6, PG7F-14-2Make 2 copies each of the NA3 Chart forthe following:1. Auto mode2. Text mode3. Text/photo modeMake several test prints of the following:1. PG4 (blank)2. PG6 (halftone)3. PG7 (solid black)Go to make checks on thescanner side.Clean the following:1. Grid wire2. Primary charging wire3. Pre-transfer charging wire4. Transfer charging wireCheck the following:1. Charging wire for heightIf the test printshave a fault,If only copy imageshave a fault,Output Conditions- F value at 5- potential control at ONGo to make checks on theprinter side.Does theimage have a verticalline?Does theimage have a verticalline?YESYESNONOClean the following and look foradhesion of foreign matter:1. Dust-proofing glass2. Charging assembly3. Developing cylinderGo to"Checking the Density Slope"