Mittels
\renewcommand*{\partheadstartvskip}{% \null\vskip20pt } \renewcommand*{\partheadendvskip}{% \null\vskip-1pt }
Hier ein minimales Skript:
\documentclass[a4paper]{scrreprt} \usepackage[utf8]{inputenc} \usepackage{graphicx} \usepackage{array} \usepackage[bookmarks=true]{hyperref} \usepackage{bookmark} \usepackage{lipsum} \title{title} \renewcommand*{\partheadstartvskip}{% \null\vskip20pt } \renewcommand*{\partheadendvskip}{% \null\vskip-1pt } \begin{document} \maketitle \pdfbookmark[-1]{Front Matter}{frontmatter} \pdfbookmark{\contentsname}{Contents} \tableofcontents \part{Ein Test} \lipsum[1] \chapter{P} Some text \end{document}