diff --git a/internal/routes/standby/pjlink.go b/internal/routes/standby/pjlink.go
index 767c89d..71e9c6c 100644
--- a/internal/routes/standby/pjlink.go
+++ b/internal/routes/standby/pjlink.go
@@ -7,6 +7,7 @@ import (
 	"game-driver/internal/schema"
 	"game-driver/pkg/pjlink"
 	"go.uber.org/zap"
+	"time"
 )
 
 func PJLink(_ schema.WaitItemModel) func(c context.Context) error {
@@ -21,14 +22,27 @@ func PJLink(_ schema.WaitItemModel) func(c context.Context) error {
 		}
 		zap.S().Infoln("打开投影仪结果：", resp)
 
-		<-c.Done()
-
-		zap.S().Infoln("关闭待机投影仪")
-		resp, err = pjc.PowerOffSync()
-		if err != nil {
-			return fmt.Errorf("关闭投影仪异常: %w", err)
+		run := true
+		for run {
+			select {
+			case <-c.Done():
+				zap.S().Infoln("关闭待机投影仪")
+				resp, err = pjc.PowerOffSync()
+				if err != nil {
+					return fmt.Errorf("关闭投影仪异常: %w", err)
+				}
+				zap.S().Infoln("关闭投影仪结果：", resp)
+				run = false
+				break
+			case <-time.After(time.Minute * 30):
+				zap.S().Infoln("轮询待机投影仪")
+				resp, err = pjc.PowerOnSync()
+				if err != nil {
+					return fmt.Errorf("轮询投影仪异常: %w", err)
+				}
+				zap.S().Infoln("轮询投影仪结果：", resp)
+			}
 		}
-		zap.S().Infoln("关闭投影仪结果：", resp)
 
 		return nil
 	}