Index: trunk/ippconfig/recipes/reductionClasses.mdc
===================================================================
--- trunk/ippconfig/recipes/reductionClasses.mdc	(revision 42892)
+++ trunk/ippconfig/recipes/reductionClasses.mdc	(revision 42969)
@@ -2243,2 +2243,12 @@
     FULLFORCE_PSPHOT            STR     FULLFORCE_EUCLID
 END
+
+# only overscan correction and internal masks
+JPEG_OVERSCAN_ONLY  METADATA
+    CHIP_PPIMAGE                STR     CHIP_OVERSCAN_ONLY
+    CHIP_PSPHOT                 STR     CHIP
+    JPEG_BIN1                   STR     PPIMAGE_J1_FITS
+    JPEG_BIN2                   STR     PPIMAGE_J2
+    PSASTRO                     STR     NO_BACKGROUND
+    JPEG			STR	CHECK_LOW_CELLS
+END