diff --git a/src/zapit/src/femanager.cpp b/src/zapit/src/femanager.cpp
index 919f842b4..5c1930470 100644
--- a/src/zapit/src/femanager.cpp
+++ b/src/zapit/src/femanager.cpp
@@ -317,9 +317,9 @@ bool CFEManager::loadSettings()
 			/* defaults, to replace CServiceManager::InitSatPosition/LoadMotorPositions
 			 * in the future */
 			satconfig.position = position;
-			satconfig.diseqc = 0;
-			satconfig.commited = 0;
-			satconfig.uncommited = 0;
+			satconfig.diseqc = -1;
+			satconfig.commited = -1;
+			satconfig.uncommited = -1;
 			satconfig.motor_position = 0;
 			satconfig.diseqc_order = 0;
 			satconfig.lnbOffsetLow = 9750;
diff --git a/src/zapit/src/frontend.cpp b/src/zapit/src/frontend.cpp
index fdcc5cec8..34a4c668e 100644
--- a/src/zapit/src/frontend.cpp
+++ b/src/zapit/src/frontend.cpp
@@ -252,7 +252,7 @@ CFrontend::CFrontend(int Number, int Adapter)
 	config.uni_scr		= 0;		/* the unicable SCR address 0-7 */
 	config.uni_freq		= 0;		/* the unicable frequency in MHz */
 	config.uni_lnb		= 0;		/* for two-position switches */
-	config.uni_pin		= 0;		/* for MDU setups */
+	config.uni_pin		= -1;		/* for MDU setups */
 	config.highVoltage	= false;
 	config.motorRotationSpeed = 0;		//in 0.1 degrees per second
 
diff --git a/src/zapit/src/getservices.cpp b/src/zapit/src/getservices.cpp
index 4ff8a7366..4706eb058 100644
--- a/src/zapit/src/getservices.cpp
+++ b/src/zapit/src/getservices.cpp
@@ -810,9 +810,9 @@ bool CServiceManager::InitSatPosition(t_satellite_position position, const char
 {
 	if(force || (satellitePositions.find(position) == satellitePositions.end())) {
 		satellitePositions[position].position = position;
-		satellitePositions[position].diseqc = 0;
-		satellitePositions[position].commited = 0;
-		satellitePositions[position].uncommited = 0;
+		satellitePositions[position].diseqc = -1;
+		satellitePositions[position].commited = -1;
+		satellitePositions[position].uncommited = -1;
 		satellitePositions[position].motor_position = 0;
 		satellitePositions[position].diseqc_order = 0;
 		satellitePositions[position].lnbOffsetLow = 9750;