fix

src/components/ControlPage.vue

@@ -58,6 +58,18 @@ const host = ref<HostInfo>({
 })
 const display = ref<number | null>(null)
 const isBusy = ref(false)
+const isCheckingSound = ref(false)
+async function checkSound() {
+  if (!bridge || isCheckingSound.value) return
+  isCheckingSound.value = true
+  try {
+    await bridge.checkSound()
+  } catch (error) {
+    message.error(error instanceof Error ? error.message : 'Не удалось проверить звук')
+  } finally {
+    isCheckingSound.value = false
+  }
+}
 const preview = ref<PreviewFrame | null>(null)
 const previewURL = computed(() =>
   preview.value?.session === state.value?.session &&
@@ -292,12 +304,18 @@ onUnmounted(() => {
               { label: 'По умолчанию в системе', value: '' },
               ...(host.audioOutputs ?? []).map((device) => ({ label: device.label, value: device.id })),
             ]"
-            :disabled="isBusy"
+            :disabled="isBusy || isCheckingSound"
             :input-props="{ id: 'audio-output-input', 'aria-label': 'Вывод звука' }"
             @update:value="selectAudioOutput"
           />
           <n-alert v-if="host.audioOutputNotice" type="warning" role="status">{{ host.audioOutputNotice }}</n-alert>
           <n-space align="center">
+            <n-button
+              data-testid="check-sound"
+              :disabled="isBusy || isCheckingSound"
+              :loading="isCheckingSound"
+              @click="checkSound"
+            >Проверка звука</n-button>
             <n-button
               v-if="!state?.outputOpen"
               :disabled="display === null || isBusy"

src/types/screen.ts

@@ -155,6 +155,7 @@ export interface PlanStatus {
   notice: string
 }
 export interface ScreenBridge {
+  checkSound: () => Promise<void>
   selectAudioOutput: (id: string) => Promise<void>
   prepareAudioOutput: () => Promise<void>
   planStatus: () => Promise<PlanStatus>