diff --git a/phoenix_bec/devices/Phoenix_trigger.py b/phoenix_bec/devices/Phoenix_trigger.py
index fa88b1f..a948ee5 100644
--- a/phoenix_bec/devices/Phoenix_trigger.py
+++ b/phoenix_bec/devices/Phoenix_trigger.py
@@ -34,6 +34,11 @@ class PhoenixTriggerDetectorState(enum.IntEnum):
 
 
 class PhoenixTriggerSetup(CustomDetectorMixin):
+    """
+    This defines the trigger setup.
+
+
+    """
 
     def __init__(self, *args, parent:Device = None, **kwargs):
         super().__init__(*args, parent=parent, **kwargs)
@@ -153,20 +158,78 @@ class EigerROIStatPlugin(ROIStatPlugin):
     roi2 = ADCpt(ROIStatNPlugin, '2:')
 
 class PhoenixTrigger(PSIDetectorBase):
+
     """
+    Parent class: PSIDetectorBase
+
+    class attributes:
+        custom_prepare_cls (XMAPSetup)        : Custom detector setup class for cSAXS,
+                                                  inherits from CustomDetectorMixin
+                                                  in __init__ of PSIDetecor bases
+                                                  class is initialized
+                                                  self.custom_prepare = self.custom_prepare_cls(parent=self, **kwargs)
+        PSIDetectorBase.set_min_readout (float) : Minimum readout time for the detector
+        dxp (EpicsDXPXMAP)                      : DXP parameters for XMAP detector
+        mca (EpicsMCARecord)                    : MCA parameters for XMAP detector
+        hdf5 (XMAPHDF5Plugins)                  : HDF5 parameters for XMAP detector
+        MIN_READOUT (float)                     : Minimum readout time for the detector
+
+
+    The class PhoenixTrigger is the class to be called via yaml configuration file
+    the input arguments are defined by PSIDetectorBase,
+    and need to be given in the yaml configuration file.
+    To adress chanels such as  'X07MB-OP2:SMPL-DONE':
+
+    use prefix   'X07MB-OP2:' in the device definition in the yaml configuration file.
+
+    PSIDetectorBase(
+        prefix='',
+        *,Q
+        name,
+        kind=None,
+        parent=None,
+        device_manager=None,
+        **kwargs,
+    )
+    Docstring:
+    Abstract base class for SLS detectors
+
+    Class attributes:
+        custom_prepare_cls (object): class for custom prepare logic (BL specific)
+
+    Args:
+        prefix (str): EPICS PV prefix for component (optional)
+        name (str): name of the device, as will be reported via read()
+        kind (str): member of class 'ophydobj.Kind', defaults to Kind.normal
+                    omitted -> readout ignored for read 'ophydobj.read()'
+                    normal -> readout for read
+                    config -> config parameter for 'ophydobj.read_configuration()'
+                    hinted -> which attribute is readout for read
+        parent (object): instance of the parent device
+        device_manager (object): bec device manager
+        **kwargs: keyword arguments
+    File:           /data/test/x07mb-test-bec/bec_deployment/ophyd_devices/ophyd_devices/interfaces/base_classes/psi_detector_base.py
+    Type:           type
+    Subclasses:     SimCamera, SimMonitorAsync
+
+
+
+
+
     """
-    custom_prepare_cls = PhoenixTriggerSetup
+    #custom_prepare_cls = PhoenixTriggerSetup
 
-    cam = ADCpt(SLSDetectorCam, 'cam1:')
+    #cam = ADCpt(SLSDetectorCam, 'cam1:')
 
 
-    X07MB-OP2:START-CSMPL.. cont on / off
+    #X07MB-OP2:START-CSMPL.. cont on / off
 
-     X07MB-OP2:SMPL.. take single sample
-    X07MB-OP2:INTR-COUNT.. counter run up
-    X07MB-OP2:TOTAL-CYCLES .. cycles set
-    X07MB-OP2:SMPL-DONE
+    # X07MB-OP2:SMPL.. take single sample
+    #X07MB-OP2:INTR-COUNT.. counter run up
+    #X07MB-OP2:TOTAL-CYCLES .. cycles set
+    #X07MB-OP2:SMPL-DONE
 
+    QUESTION HOW does ADCpt kno the EPICS prefix??????
 
     #image = ADCpt(ImagePlugin, 'image1:')
     #roi1 = ADCpt(ROIPlugin, 'ROI1:')
diff --git a/phoenix_bec/devices/xmap_phoenix_no_hdf5.py b/phoenix_bec/devices/xmap_phoenix_no_hdf5.py
index e3ea8a8..36a9aca 100644
--- a/phoenix_bec/devices/xmap_phoenix_no_hdf5.py
+++ b/phoenix_bec/devices/xmap_phoenix_no_hdf5.py
@@ -78,7 +78,7 @@ class EpicsDXPXMAP(Device):
 
     current_pixel = Cpt(EpicsSignalRO, "CurrentPixel")
 
-
+Q
 class XMAPHDF5Plugins(Device):
     """
     HDF5 parameters for XMAP detector
@@ -309,7 +309,7 @@ class XMAPSetup(CustomDetectorMixin):
 
 
 class XMAPphoenix(PSIDetectorBase):
-    """
+    """MCA
     XMAP detector for phoenix
 
     Parent class: PSIDetectorBase
@@ -317,6 +317,7 @@ class XMAPphoenix(PSIDetectorBase):
     class attributes:
         custom_prepare_cls (XMAPSetup)        : Custom detector setup class for cSAXS,
                                                   inherits from CustomDetectorMixin
+                                                  in __init__ of PSIDetecor base
         PSIDetectorBase.set_min_readout (float) : Minimum readout time for the detector
         dxp (EpicsDXPXMAP)                    : DXP parameters for XMAP detector
         mca (EpicsMCARecord)                    : MCA parameters for XMAP detector
diff --git a/phoenix_bec/local_scripts/Examples/Learn_about_bec_shell/bec_commands.py b/phoenix_bec/local_scripts/Examples/Learn_about_bec_shell/bec_commands.py
index 7125180..1f31817 100644
--- a/phoenix_bec/local_scripts/Examples/Learn_about_bec_shell/bec_commands.py
+++ b/phoenix_bec/local_scripts/Examples/Learn_about_bec_shell/bec_commands.py
@@ -1,4 +1,8 @@
 
+
+
+
+
 print('#######################################')
 print('bec.show_global_vars()')
 bec.show_global_vars()