diff --git a/apps/cm/coder.py b/apps/cm/coder.py
index 374cbc26..095fa08f 100644
--- a/apps/cm/coder.py
+++ b/apps/cm/coder.py
@@ -91,8 +91,8 @@ class CoderClient:
         self._send(b"SNO|PRC|1|" + CR)
 
     def get_status(self) -> dict:
-        """GST|<CR> -> STS|<overall>|<error>|<currentjob>|<batchcount>|<totalcount>|<CR>"""
-        resp = self._send(b"GST|" + CR, expect_reply=True)
+        """GST<CR> -> STS|<overall>|<error>|<currentjob>|<batchcount>|<totalcount>|<CR>"""
+        resp = self._send(b"GST" + CR, expect_reply=True)
         parts = resp.rstrip(b"\r\n").decode("latin-1").split("|")
         if not parts or parts[0] != "STS" or len(parts) < 6:
             raise CoderError(f"GST 响应不识别: {resp!r}")
@@ -108,8 +108,8 @@ class CoderClient:
             raise CoderError(f"GST 响应解析失败: {resp!r} - {e}")
 
     def get_faults(self) -> list:
-        """GFT|<CR> -> FLT|<count>|[<code>|<clearable>|<title>|]*<CR>"""
-        resp = self._send(b"GFT|" + CR, expect_reply=True)
+        """GFT<CR> -> FLT|<count>|[<code>|<clearable>|<title>|]*<CR>"""
+        resp = self._send(b"GFT" + CR, expect_reply=True)
         parts = resp.rstrip(b"\r\n").decode("latin-1").split("|")
         if not parts or parts[0] != "FLT" or len(parts) < 2:
             raise CoderError(f"GFT 响应不识别: {resp!r}")
@@ -130,8 +130,8 @@ class CoderClient:
         return faults
 
     def get_current_job(self) -> dict:
-        """GJD|<CR> -> JDL|<count>|<field>=<value>|...|<CR>"""
-        resp = self._send(b"GJD|" + CR, expect_reply=True)
+        """GJD<CR> -> JDL|<count>|<field>=<value>|...|<CR>"""
+        resp = self._send(b"GJD" + CR, expect_reply=True)
         parts = resp.rstrip(b"\r\n").decode("latin-1").split("|")
         if not parts or parts[0] != "JDL" or len(parts) < 2:
             raise CoderError(f"GJD 响应不识别: {resp!r}")