diff --git a/detection/src/main/java/com/njcn/gather/detection/util/socket/cilent/NettyClient.java b/detection/src/main/java/com/njcn/gather/detection/util/socket/cilent/NettyClient.java
index 107f303b..dbd4d31d 100644
--- a/detection/src/main/java/com/njcn/gather/detection/util/socket/cilent/NettyClient.java
+++ b/detection/src/main/java/com/njcn/gather/detection/util/socket/cilent/NettyClient.java
@@ -27,8 +27,6 @@ import org.springframework.stereotype.Component;
 
 import javax.annotation.PostConstruct;
 import javax.annotation.Resource;
-import java.util.concurrent.Executors;
-import java.util.concurrent.ScheduledExecutorService;
 import java.util.concurrent.TimeUnit;
 
 /**
@@ -45,20 +43,6 @@ import java.util.concurrent.TimeUnit;
 @Component
 public class NettyClient {
 
-    // ========== TODO TEST-ONLY: 联调 BUSY 弹窗用，测试完成后整段删除 ==========
-    /**
-     * 测试期：连接源/设备失败时，延迟若干秒再释放检测锁，方便手动测试 BUSY 弹窗。
-     * 正式上线时把 RELEASE_DELAY_FOR_TEST_SECONDS 改回 0 或直接删除调度逻辑。
-     */
-    private static final long RELEASE_DELAY_FOR_TEST_SECONDS = 300L;
-    private static final ScheduledExecutorService DELAYED_RELEASER =
-            Executors.newSingleThreadScheduledExecutor(r -> {
-                Thread t = new Thread(r, "lock-release-delay-test");
-                t.setDaemon(true);
-                return t;
-            });
-    // ========== /TODO TEST-ONLY ==========
-
     @Resource
     private SocketSourceResponseService socketSourceResponseService;
 
@@ -389,15 +373,9 @@ public class NettyClient {
         // 异步建连失败时前端原本静默，补一次通知避免用户黑屏等待
         notifyFrontendError(param, handler);
         // 释放检测锁：抢锁后由 controller 异步发起的建连若失败，无法走 controller 兜底
-        // TODO TEST-ONLY: 测试 BUSY 弹窗期间延迟释放，正式部署改回立即释放
         if (param != null && param.getUserPageId() != null) {
-            final String userPageId = param.getUserPageId();
-            DELAYED_RELEASER.schedule(
-                    () -> DetectionLockManager.getInstance()
-                            .releaseIfMatchPage(userPageId, "ASYNC_CONNECT_FAILED_DELAYED"),
-                    RELEASE_DELAY_FOR_TEST_SECONDS, TimeUnit.SECONDS);
-            log.warn("[TEST-ONLY] 检测锁将在 {}s 后释放（连接失败延迟释放，便于测试 BUSY 弹窗），userPageId={}",
-                    RELEASE_DELAY_FOR_TEST_SECONDS, userPageId);
+            DetectionLockManager.getInstance()
+                    .releaseIfMatchPage(param.getUserPageId(), "ASYNC_CONNECT_FAILED");
         }
     }
 
@@ -489,15 +467,9 @@ public class NettyClient {
         notifyFrontendError(param, handler);
 
         // 释放检测锁，理由同 onConnectionFailure
-        // TODO TEST-ONLY: 测试 BUSY 弹窗期间延迟释放，正式部署改回立即释放
         if (param != null && param.getUserPageId() != null) {
-            final String userPageId = param.getUserPageId();
-            DELAYED_RELEASER.schedule(
-                    () -> DetectionLockManager.getInstance()
-                            .releaseIfMatchPage(userPageId, "ASYNC_CONNECT_EXCEPTION_DELAYED"),
-                    RELEASE_DELAY_FOR_TEST_SECONDS, TimeUnit.SECONDS);
-            log.warn("[TEST-ONLY] 检测锁将在 {}s 后释放（连接异常延迟释放，便于测试 BUSY 弹窗），userPageId={}",
-                    RELEASE_DELAY_FOR_TEST_SECONDS, userPageId);
+            DetectionLockManager.getInstance()
+                    .releaseIfMatchPage(param.getUserPageId(), "ASYNC_CONNECT_EXCEPTION");
         }
     }