AGFA Avantra 36/44 Service Manual page 7

Aperture Wheel Motor ............................................................................... 4-53
Weak Lens Motor ........................................................................................ 4-54
Focus Sensor ............................................................................................... 4-55
Media Transport Removal/Replacement Procedures ................................... 4-57
Supply Drive Servo Motor.......................................................................... 4-58
Supply Cassette A or B Rewind Motors .................................................... 4-61
Supply Spindle Select Motor ...................................................................... 4-62
Supply Spindle Select A/B Sensors............................................................ 4-64
Supply Roller Removal and Installation .................................................... 4-66
The Vacuum System ..................................................................................... 4-68
Vacuum Pump............................................................................................. 4-69
Vacuum Valves............................................................................................ 4-70
Vacuum Board ............................................................................................ 4-71
Chapter 5: Imagesetter Alignment
Introduction.................................................................................................... 5-1
Beginning of Line (BOL) Alignment Procedure ........................................... 5-2
Exposure Adjustment Procedure................................................................... 5-4
Carriage Home Position Alignment Procedure ............................................ 5-5
Focus Alignment ............................................................................................ 5-7
System Leveling Procedure............................................................................ 5-10
Voltage Check Procedure .............................................................................. 5-11
Pulse Width Modulation (PWM) Adjustment Procedure.............................. 5-11
Carriage Encoder Alignment Procedure ....................................................... 5-14
Supply Motor Offset Alignment Procedure .................................................. 5-14
Take-up Cassette Clutch Adjustment Procedure .......................................... 5-16
Feed Motor Calibration Test .......................................................................... 5-17
A/B Roller and Sensor Adjustment ............................................................... 5-17
Slack Loop Test Procedure ............................................................................ 5-21
Chapter 6: Imagesetter Preventive Maintenance
Introduction.................................................................................................... 6-1
General Preventive Maintenance Requirements........................................... 6-1
Mechanical Inspection................................................................................ 6-1
Operational Inspection............................................................................... 6-4
Cleaning ...................................................................................................... 6-5
Appendix A: Specifications
Table of Contents
Table of Contents vii