diff --git a/doc/user/rtemsarc.gif b/doc/user/rtemsarc.gif deleted file mode 100644 index fea62ecb42..0000000000 Binary files a/doc/user/rtemsarc.gif and /dev/null differ diff --git a/doc/user/rtemspie.gif b/doc/user/rtemspie.gif deleted file mode 100644 index 8341861b0d..0000000000 Binary files a/doc/user/rtemspie.gif and /dev/null differ diff --git a/doc/user/states.gif b/doc/user/states.gif deleted file mode 100644 index cd0799ea2e..0000000000 Binary files a/doc/user/states.gif and /dev/null differ