diff --git a/restoration/source410/BT_L4/BTL4GAU2.CPP b/restoration/source410/BT_L4/BTL4GAU2.CPP
index 0d1fcbc1..0a40aadb 100644
--- a/restoration/source410/BT_L4/BTL4GAU2.CPP
+++ b/restoration/source410/BT_L4/BTL4GAU2.CPP
@@ -1933,9 +1933,19 @@ SubsystemCluster::SubsystemCluster(
 		if (placement >= 0 && placement < 8 && image_names != NULL
 			&& image_names[placement] != NULL)
 		{
+			//
+			// PLACEMENT (A/B rig, 5.3.35): the strip is the mech diagram
+			// with THIS subsystem's segment lit, and it belongs in the
+			// middle of the quadrant, not at its origin.  Solved from the
+			// shipped framebuffer: our extra pixels clustered at panel x
+			// 0..70 against shipped's missing at x 140..230, and the
+			// cross-correlation peaked at dx=+144 dy=-54 on all three
+			// panels independently.  y is bottom-up in this space, so up
+			// the screen is +54.
+			//
 			background = new BackgroundBitmap(
 				mfd_mode, renderer_in, owner_ID, mfd_port,
-				x, y, image_names[placement],
+				x + 0x90, y + 0x36, image_names[placement],
 				1,				// opaque
 				0xff, 0			// fg / bg
 			);