diff --git a/files/platon/reboot.sh b/files/platon/reboot.sh
index f05d0c6..269d3af 100755
--- a/files/platon/reboot.sh
+++ b/files/platon/reboot.sh
@@ -1,11 +1,13 @@
 #!/bin/sh
 PATH='/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin:/usr/local/games:/usr/games'
+echo 'set PCM volume'
+sudo amixer set "PCM" "70%"
 echo 'start i2c-foo'
 sudo modprobe i2c_dev
 sudo modprobe i2c_bcm2708
 echo 'starting log'
 tmux new-session -s status -d 'sudo less /var/log/shuttercontrol.log'
-cd /home/pi/netz39_rollladensteuerung/raspberry/shuttercontrol 
+cd /home/pi/netz39_rollladensteuerung/raspberry/shuttercontrol
 echo 'switch-on.sh'
 ../switch-on.sh
 cd /home/pi