Overview; Cleaning The Pte Cover - HP Indigo press 3050 User Manual

Overview

The PTE lamp discharges the PIP to enable the recording of a new image (that is the next
separation). The PTE lamp is made from an array of LEDs located below the PIP drum,
mounted on top of the air knife.
BID # 7
Figure 17-1. PTE cover location
The PTE lamp is covered by a plastic ruler to protect if from ink drips and paper dust.

Cleaning the PTE cover

Clean the PTE cover weekly, or whenever it is dirty.
Ink drops on the PTE cover hinder the full PIP discharge. This results in light or dark strips
running in the process direction. Examine the strips with a magnifying glass, you can
notice that the screen dots seem splattered. The screen dots should be round.
Use the following procedure to clean the PTE cover:
1
2
254 Chapter 17 Pre-transfer erase (PTE)
Air knife
Press an Emergency Stop button.
Open the front door.
PIP drum
PTE lamp cover
ITM drum
ENWW