HP Indigo ws4000/4050/4500 press operation for new press operator

Course overview

The HP Indigo press ws4000/4050/4500 press operation course focuses on the concepts, procedures, and practices required to operate the digital printing press safely and effectively. This ten day class builds confidence in new operators who will be responsible for the operation and maintenance of the HP Indigo press ws4000/4050/4500. Topics covered include operator routines, safety precautions, care and preventive maintenance, paper transport, handling of consumables, control of color, maintenance of the press, and troubleshooting common operator level printing problems.

Prerequisites

• Candidates should possess the qualities described in a guide to evaluating core competencies for operator candidates
• Having a background in printing technology (traditional press operation, prepress, graphic design) and basic computer skills help students excel and are preferred, but are not necessary

Audience

Training is structured specifically for those individuals who are new to the HP Indigo family of digital offset printing presses and will be assigned to operate the HP ws4000/4050/4500.

Ways to save

Next Steps

• Three to six months practical production experience running the press
• HP Indigo press ws4000/4050/4500 shared maintenance (U8510S)

Course Objectives

By the end of this training you will be able to:

• Understand the safety and disposal procedures.
• Identify the parts and function of the HP Indigo press ws4000/4050/4500
• Perform daily and weekly maintenance routines
• Perform consumable replacement successfully
• Utilize the press software to print files
• Understand how color is controlled within the HP Indigo press ws4000/4050/4500
• English comprehension at a technical level, appropriate for comprehending the course materials (Must)
• ws4000/4050/4500
• Successfully print on multiple substrates

Benefits to you

Trained HP Indigo press operators will positively influence press reliability in the following areas

• Machine stability and dependability by performing routine maintenance, on schedule and according to prescribed procedures
• Productivity while minimizing waste and maximizing consumable life by monitoring the printing process, recognizing output problems, and implementing the appropriate corrective actions
• Achieving optimum print quality by understanding the machines capabilities

Course outline

Safety

• Press safety
• Removal of waste materials

System overview

• Removal and replacement of parts
• Overview of press software
• Theory of electrophotography
• Flow of imaging oil
• Flow of ink

Handling of consumables

• Ink
• Imaging oil
• Photo Imaging Plate (PIP)
• Blanket
• Impression film
• SofSub
• Corona wire

Pressure adjustments

• 1st transfer adjustment
• 2nd transfer adjustment

Press maintenance

• Start of day routines
• End of day routines
• Weekly routines
• Monthly routines

Color control

• Color adjustment
• Color Look Up Tables (LUT)
• Color match
• Color mapping
• Multiple hits of color
• High Definition Imaging (HDI)
• White ink usage

Press software

• On-line help
• Job editor
• Internal RIP overview
• Basic press configuration

Substrate theory

• Substrate treatment
• Substrate certification
• Paper properties
• Paper handling
• Environmental controls

Web fed paper setup

• Control panel overview
• Unwinder overview
• Vacuum box overview
• Print engine overview
• Rewinder overview
• Press threading routine
• Image placement
• Scaling substrates
• Repeat length setup

Advanced topics

• Chiller operation/maintenance
• BID pressure adjustment
• Bid engage/disengage
• Imaging agent add bleed
• Imaging oil flow rate
• Ink replacement
• Troubleshooting