diff --git a/hgdriver/hgdev/hg_scanner.cpp b/hgdriver/hgdev/hg_scanner.cpp
index d489517..95f6bea 100644
--- a/hgdriver/hgdev/hg_scanner.cpp
+++ b/hgdriver/hgdev/hg_scanner.cpp
@@ -5819,6 +5819,10 @@ int hg_scanner::image_configuration(SCANCONF& ic)
 		ic.contrast = 4;
 		ic.gamma = 1.0f;
 	}
+	if (image_prc_param_.bits.page == PAGE_SINGLE)
+	{
+		ic.is_switchfrontback = false;
+	}
 
 	img_conf_ = ic;
 	VLOG_MINI_1(LOG_LEVEL_DEBUG_INFO, "ic.pixtype=%d\r\n", ic.pixtype);