diff --git a/script/camtool.py b/script/camtool.py
index 5285256..7726651 100644
--- a/script/camtool.py
+++ b/script/camtool.py
@@ -53,10 +53,13 @@ class CamTool(DeviceBase):
         self.profile_y = Channel(self.data_prefix + "profile.y", alias = name + " profile y")
         self.data = Channel(self.data_prefix + "image", alias = name + " data")
         self.shape = Channel(self.data_prefix + "image.shape", alias = name + " shape") #[D1, D2, ...]
-        self.bg_image = Channel(self.data_prefix + "bg_image", alias = name + "bg image") #[D1, D2, ...]                
-        self.bg_en = Channel(self.prefix + "bg.enabled", type = 'l', alias = name + " bg enabled")
-        self.bg_capture = Channel(self.prefix + "bg.capture", type = 'l', alias = name + " bg capture")
-        self.bg_capture_remain = Channel(self.prefix + "bg.capture_remain", alias = name + " capture remain")        
+        #self.bg_image = Channel(self.data_prefix + "bg_image", alias = name + "bg image") #[D1, D2, ...]                
+        #self.bg_en = Channel(self.prefix + "bg.enabled", type = 'l', alias = name + " bg enabled")
+        #self.bg_capture = Channel(self.prefix + "bg.capture", type = 'l', alias = name + " bg capture")
+        #self.bg_capture_remain = Channel(self.prefix + "bg.capture_remain", alias = name + " capture remain")        
+        self.bg_en = Channel(self.data_prefix + "bg.enabled", type = 'l', alias = name + " bg enabled")
+        self.bg_capture = Channel(self.data_prefix + "bg.capture", type = 'l', alias = name + " bg capture")
+        self.bg_capture_remain = Channel(self.data_prefix + "bg.capture_remain", alias = name + " capture remain")                
         self.num_images = 1
         self.grab_timeout = 1.0
         self.image = CamToolImage(self)
@@ -162,7 +165,7 @@ class CamTool(DeviceBase):
         self.profile_y.close()
         self.data.close()
         self.shape.close()
-        self.bg_image.close()        
+        #self.bg_image.close()        
         self.bg_en.close()
         self.bg_capture.close()
         self.bg_capture_remain.close()