diff --git a/seqs/raspberry.sh b/seqs/raspberry.sh
index 34f5c0d..ed7eaeb 100755
--- a/seqs/raspberry.sh
+++ b/seqs/raspberry.sh
@@ -15,6 +15,14 @@ WDIR="$( cd "$( dirname "${BASH_SOURCE[0]}" )" >>/dev/null 2>&1 && pwd )"
 #  #. "$CONFIG_FILE"
 #}
 
+SDDEV=
+SDBOOT=
+SDROOT=
+SDROOTPUUID=
+HDDEV=
+HDROOT=
+HDROOTPUUID=
+
 step_1_info() { echo "Download latest raspbian lite image from"
 echoinfo "$downUrl"; }
 step_1_alias() { ALIAS="setup"; }
@@ -40,7 +48,6 @@ step_2_info() { echo -n "Write raspbian image to SD card "
   if [ ! -z $2 ] ; then echo "$2"; else echo "[SD CARD DEVICE]"; fi }
 step_2_alias() { ALIAS="writesd"; }
 step_2() {
-  local sdDev=""
   if [ "$downImgName" == "" ] ; then
     # called again to make sure $downImgName is populated
     step setup
@@ -49,15 +56,14 @@ step_2() {
     echoerr " [E] No raspian image found"
     return 1
   fi
-  if [ ! -z $2 ] && [ "$2" != "" ] ; then
-    sdDev="$2"
-  else
-    exe lsblk -p
-    exe read -p "Provide SD card device (e.g. /dev/sdb): " sdDev
+  if [ ! -z $2 ] && [ "$2" != "" ] && [ -b "$2" ] ; then
+    SDDEV="$2"
   fi
+
+  read_sd_dev
   # check if device is a block special file
-  if [ ! -b "$sdDev" ] ; then
-    echoerr " [E] $sdDev not found"
+  if [ $? -ne 0 ] ; then
+    echoerr " [E] SD card device not found"
     return 1
   fi
   exe dd bs=4M if="$downImgName" of="$sdDev" conv=fsync
@@ -67,10 +73,35 @@ step_2() {
   exe read -p "     Press enter to contiue."
 }
 
-step_3_info() { echo "Prepare SD for first run"; }
+step_3_info() { echo "TODO Prepare SD for first run"; }
 step_3() {
   #TODO
-  echo exe touch "$partSdBoot"/ssh
+  echoerr " [E] Not ready yet...TODO"
+  return 1
+  read_sd_dev
+  # enable systemd ssh service
+  exe touch "$SDBOOT"/ssh
+
+  # save SD boot and run settings for emergency start from SD
+  cp -ar "$SDBOOT"/cmdline.txt "$SDBOOT"/cmdline.txt.sd
+  cp -ar "$SDROOT"/etc/fstab "$SDROOT"/etc/fstab.sd
+}
+
+step_4_info() { echo "TODO Prepare SD for HD boot"; }
+step_4_alias() { ALIAS="hdboot"; }
+step_4() {
+  #TODO
+  echoerr " [E] Not ready yet...TODO"
+  return 1
+  read_sd_dev
+  echo "$SDBOOT"
+  echo "$SDROOT"
+  echo "$SDROOTPUUID"
+  read_hd_dev
+  echo "$HDROOT"
+  echo "$HDROOTPUUID"
+  ## ? modify PARTUUID of sdBoot/cmdline.txt
+  ## root=PARTUUID=******00-01
 }
 
 step_20_info() { echo "Disable swap file and remove it"; }
@@ -111,5 +142,83 @@ resizeDevice="/dev/mmcblk0"
 resizePartNo=2
 resizePart="${resizeDevice}p${resizePartNo}"
 
+step_24_info() { 
+  echo     "Turn off power LED [OPTION]"
+  echoinfo " [OPTION]"
+  echoinfo "  -p : Turn off permanentely (/etc/rc.local)"
+}
+step_24() {
+  exep "${ledOffCmd}"
+  if [ ! -z $2 ] ; then
+    exep "grep \"$ledPowerBright\" $startScript >>/dev/null"
+    if [ $? -eq 0 ] ; then
+      echo " [I] Power LED brightness already used. Please check $startScript manually."
+      return 1
+    fi
+    exe sed -i "s/^exit 0/# Turn off power LED/" "$startScript"
+    exep "echo \"${ledOffCmd}\" >> $startScript"
+    exep "echo -e \"\nexit 0\" >> $startScript"
+  fi
+}
+startScript="/etc/rc.local"
+ledPowerBright="/sys/class/leds/led1/brightness"
+ledOffCmd="sudo sh -c 'echo 0 > ${ledPowerBright}'"
+
+
+read_sd_dev() {
+  local devsd=""
+  if [ -z $SDDEV ] && [ ! -b "$SDDEV" ] ; then
+    if [ -z $2 ]; then
+      echo " [I] Available devices:"
+      echo
+      exe lsblk -p
+      echo
+      exe read -p "Provide SD card device (e.g. /dev/sdb): " devsd
+    else
+      devsd="$2"
+    fi
+    if [ -b "$devsd" ] ; then
+      SDDEV=$devsd
+    else
+      return 1
+    fi
+  fi 
+  if [ -z $SDBOOT ] ; then
+    SDBOOT=$(findmnt -no TARGET "${SDDEV}p1")
+  fi
+  if [ -z $SDROOT ] ; then
+    SDROOT=$(findmnt -no TARGET "${SDDEV}p2")
+  fi
+  if [ -z $SDROOTPUUID ] ; then
+    SDROOTPUUID=$(findmnt -no PARTUUID "${SDDEV}p2")
+  fi
+}
+
+read_hd_dev() {
+  local devhd=""
+  if [ -z $HDDEV ] && [ ! -b "$HDDEV" ] ; then
+    if [ -z $2 ]; then
+      echo " [I] Available devices:"
+      echo
+      exe lsblk -p
+      echo
+      exe read -p "Provide HD device (e.g. /dev/sdf): " devhd
+    else
+      devhd="$2"
+    fi
+    if [ -b "$devhd" ] ; then
+      HDDEV=$devhd
+    else
+      return 1
+    fi
+  fi 
+  if [ -z $HDROOT ] ; then
+    HDROOT=$(findmnt -no TARGET "${HDDEV}1")
+  fi
+  if [ -z $HDROOTPUUID ] ; then
+    HDROOTPUUID=$(findmnt -no PARTUUID "${HDDEV}1")
+  fi
+}
+
 VERSION_SEQREV=9
 . /usr/local/bin/sequencer.sh