diff --git a/src/apis/domains/device/diag-info/ndm-security-box-diag-info.ts b/src/apis/domains/device/diag-info/ndm-security-box-diag-info.ts
index 9e0cdfb..e094d81 100644
--- a/src/apis/domains/device/diag-info/ndm-security-box-diag-info.ts
+++ b/src/apis/domains/device/diag-info/ndm-security-box-diag-info.ts
@@ -1,23 +1,24 @@
 export interface NdmSecurityBoxDiagInfo {
   [key: string]: any;
-  info: [
+  info?: [
     {
-      addrCode: number;
-      circuits: NdmSecurityBoxCircuit[];
-      fanSpeeds: number[];
-      humidity: number;
-      switches: number[];
-      temperature: number;
+      addrCode?: number;
+      circuits?: NdmSecurityBoxCircuit[];
+      fanSpeeds?: number[];
+      humidity?: number;
+      switches?: number[];
+      temperature?: number;
     },
   ];
-  stCommonInfo: {
-    内存使用率: string;
-    CPU使用率: string;
+  stCommonInfo?: {
+    [key: string]: any;
+    内存使用率?: string;
+    CPU使用率?: string;
   };
 }
 
 export interface NdmSecurityBoxCircuit {
-  current: number;
-  status: number;
-  voltage: number;
+  current?: number;
+  status?: number;
+  voltage?: number;
 }
diff --git a/src/components/device-page/device-card/security-box-card.vue b/src/components/device-page/device-card/security-box-card.vue
index 4092fee..e1dc3e2 100644
--- a/src/components/device-page/device-card/security-box-card.vue
+++ b/src/components/device-page/device-card/security-box-card.vue
@@ -23,14 +23,14 @@ const debugModeStore = useDebugModeStore();
 const { stationCode, ndmSecurityBox } = toRefs(props);
 
 const lastDiagInfo = computed(() => {
-  const result = destr<NdmSecurityBoxDiagInfo>(ndmSecurityBox.value.lastDiagInfo);
+  const result = destr<any>(ndmSecurityBox.value.lastDiagInfo);
   if (!result) return null;
   if (typeof result !== 'object') return null;
-  return result;
+  return result as NdmSecurityBoxDiagInfo;
 });
 
 const commonInfo = computed<Record<string, string> | undefined>(() => {
-  const info = lastDiagInfo.value?.stCommonInfo;
+  const info = lastDiagInfo.value?.stCommonInfo ?? {};
   if (info) {
     // eslint-disable-next-line @typescript-eslint/no-unused-vars
     const { CPU使用率, 内存使用率, ...rest } = info;
@@ -39,15 +39,15 @@ const commonInfo = computed<Record<string, string> | undefined>(() => {
   return info;
 });
 
-const cpuUsage = computed(() => lastDiagInfo.value?.stCommonInfo.CPU使用率);
-const memUsage = computed(() => lastDiagInfo.value?.stCommonInfo.内存使用率);
+const cpuUsage = computed(() => lastDiagInfo.value?.stCommonInfo?.['CPU使用率']);
+const memUsage = computed(() => lastDiagInfo.value?.stCommonInfo?.['内存使用率']);
 
-const fanSpeeds = computed(() => lastDiagInfo.value?.info.at(0)?.fanSpeeds);
-const temperature = computed(() => lastDiagInfo.value?.info.at(0)?.temperature);
-const humidity = computed(() => lastDiagInfo.value?.info.at(0)?.humidity);
-const switches = computed(() => lastDiagInfo.value?.info.at(0)?.switches);
+const fanSpeeds = computed(() => lastDiagInfo.value?.info?.at(0)?.fanSpeeds);
+const temperature = computed(() => lastDiagInfo.value?.info?.at(0)?.temperature);
+const humidity = computed(() => lastDiagInfo.value?.info?.at(0)?.humidity);
+const switches = computed(() => lastDiagInfo.value?.info?.at(0)?.switches);
 
-const circuits = computed(() => lastDiagInfo.value?.info.at(0)?.circuits);
+const circuits = computed(() => lastDiagInfo.value?.info?.at(0)?.circuits);
 
 const selectedTab = ref('设备状态');
 </script>