diff --git a/app/src/main/java/com/example/medilightv2android/ui/views/monitoring/PlacementGuideView.kt b/app/src/main/java/com/example/medilightv2android/ui/views/monitoring/PlacementGuideView.kt
index 0f00cf8..1327ac6 100644
--- a/app/src/main/java/com/example/medilightv2android/ui/views/monitoring/PlacementGuideView.kt
+++ b/app/src/main/java/com/example/medilightv2android/ui/views/monitoring/PlacementGuideView.kt
@@ -305,6 +305,7 @@ fun PlacementGuideView(appState: AppState) {
             fun performScan() {
                 if (isScanning) return
                 isScanning = true
+                bleManager.sendPiezoPowerOn()
                 bleManager.piezoCollector.onMultiChannelComplete = { channels ->
                     isScanning = false
                     scanCount++