diff --git a/src/views/modules/eam/eamMaintenanceItem.vue b/src/views/modules/eam/eamMaintenanceItem.vue
index 311c507..e1d9029 100644
--- a/src/views/modules/eam/eamMaintenanceItem.vue
+++ b/src/views/modules/eam/eamMaintenanceItem.vue
@@ -954,8 +954,8 @@
             s += obj[i].value + ','
           }
         }
-        // 处理复选框值：勾选为Y，未勾选为空字符串或N时转为空字符串
-        s = s.length > 0 ? s.substring(0, s.length - 1) : ''
+        // 处理复选框值：勾选为Y，未勾选为N
+        s = s.length > 0 ? s.substring(0, s.length - 1) : 'N'
         this.modalData.imageFlag = s
         if(this.modalData.flag === '1'){
           eamPropertiesItemSave(this.modalData).then(({data}) => {