diff --git a/src/cal_tools/shimadzu.py b/src/cal_tools/shimadzu.py
index 0251e5621c82231281f7ddb9fe55c723b3c1cf8e..d34d8e85f9d63c39a7c84f93903f24f6f72cf187 100644
--- a/src/cal_tools/shimadzu.py
+++ b/src/cal_tools/shimadzu.py
@@ -4,7 +4,6 @@ from cal_tools.calcat_interface2 import ShimadzuHPVX2Conditions
 
 
 class ShimadzuHPVX2:
-    channel = "daqOutput"
     image_key = "data.image.pixels"
     copy_keys = [
         "data.image.binning",
@@ -27,8 +26,7 @@ class ShimadzuHPVX2:
 
     def conditions(self, dc: "DataCollection", module=None):  # noqa: F821
         if module is None:
-            source_pattern = self.source_name_pattern.format(
-                f"*:{self.channel}")
+            source_pattern = self.source_name_pattern.format(modno='*')
             det_dc = dc.select(source_pattern)
             if not det_dc.instrument_sources:
                 raise ValueError("No detector sources are found")
@@ -41,12 +39,17 @@ class ShimadzuHPVX2:
         return ShimadzuHPVX2Conditions(burst_frame_count=float(num_frames))
 
     def instrument_source(self, module: int):
-        source_name = self.source_name_pattern.format(module)
-        return f"{source_name}:{self.channel}"
+        return self.source_name_pattern.format(modno=module)
 
     def corrected_source(self, module: int):
-        source_name = self.source_name_pattern.format(module)
+        source_name = self.source_name_pattern.format(modno=module)
+
+        # Replace type with CORR.
         parts = source_name.split('/')
         parts[1] = "CORR"
         source_name = '/'.join(parts)
-        return f"{source_name}:output"
+
+        # Replace channel with output.
+        source_name = source_name[:source_name.index(':')] + ':output'
+
+        return source_name