# PRINTING DATA WITH HIDDEN PATTERN

## Overview

This function prints data with text (hidden pattern data) such as "DON'T COPY" in the background.
When a document with hidden pattern data is printed, the hidden pattern data in the background is highlighted. This helps deter information leakage from unauthorised copies.

- This function is available in a Windows environment.
- Printer driver PCL6 can use this function.
- "Hidden Pattern Print" is a function provided for the purpose of deterring unauthorised printing, but not a function that prevents information from being leaked.

## Operation

### Windows

1. #### Click the [Advanced] tab

2. #### Set the [Hidden Pattern Print] checkbox to , and click the [Settings] button

   If [Print Mode] is set to [Fine], the hidden pattern print setting is not available.

3. #### Configure the settings and click the [OK] button

   - Text may not be completely hidden on an output sheet with a hidden pattern print under certain machine conditions. In such cases, select "Setting mode (administrator)" and [Security Settings] → [Hidden Pattern Print] → [Contrast].
   - The hidden pattern may not emerge on copies with certain types of devices or under certain setting conditions used to copy an output sheet with a pattern print.

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