diff --git a/Promethe_scripts/hardware/cam_usb.hwc b/Promethe_scripts/hardware/cam_usb.hwc
index 0b24094fce06b54a13450c8ae90bc5ec759de0aa..fb28fc7d4872eca3ed60d5a49c071c112486963d 100644
--- a/Promethe_scripts/hardware/cam_usb.hwc
+++ b/Promethe_scripts/hardware/cam_usb.hwc
@@ -1,7 +1,7 @@
 %fichier hardware de configuration d'une camera
 
 %adresse du port utilise par la camera
- port = /dev/video2
+ port = /dev/video4
  
 %dimensionnement de l'optique de la camera
 %angle horizontal
diff --git a/Promethe_scripts/navigation/cam_f_out/cam_pc.hwc b/Promethe_scripts/navigation/cam_f_out/cam_pc.hwc
new file mode 120000
index 0000000000000000000000000000000000000000..db2f1740e0424aeeb35d5d613130da8ca8ae3ebf
--- /dev/null
+++ b/Promethe_scripts/navigation/cam_f_out/cam_pc.hwc
@@ -0,0 +1 @@
+../../hardware/cam_pc.hwc
\ No newline at end of file
diff --git a/Promethe_scripts/navigation/cam_f_out/cam_usb.hwc b/Promethe_scripts/navigation/cam_f_out/cam_usb.hwc
new file mode 120000
index 0000000000000000000000000000000000000000..cbfbecd930a9425c452cf5b0ec6c6bc9153e322a
--- /dev/null
+++ b/Promethe_scripts/navigation/cam_f_out/cam_usb.hwc
@@ -0,0 +1 @@
+../../hardware/cam_usb.hwc
\ No newline at end of file