diff --git a/configBackup/config/productConfig/MDS9706.json b/configBackup/config/productConfig/MDS9706.json
index e5571a7a..20043d2f 100644
--- a/configBackup/config/productConfig/MDS9706.json
+++ b/configBackup/config/productConfig/MDS9706.json
@@ -12,8 +12,8 @@
     "baseRz":0.00,
     "connectorAmout":-1,
     "halconAlgoIndex":1,
-    "isBackExist":false,
-    "backArmIndex":-1,
+    "isBackExist":true,
+    "backArmIndex":8,
     "cameraSetting":
     {
         "0":"Gain:60/Expouse:25000"