diff --git a/sdk/components/pipette_module/pipette_ctrl_module_v2.cpp b/sdk/components/pipette_module/pipette_ctrl_module_v2.cpp
index 375fc50..ba1f917 100644
--- a/sdk/components/pipette_module/pipette_ctrl_module_v2.cpp
+++ b/sdk/components/pipette_module/pipette_ctrl_module_v2.cpp
@@ -221,7 +221,7 @@ int32_t PipetteModule::do_pipette_ctrl_put_tip() {
   creg.module_status = 1;
   m_thread.start(
       [this]() {  //
-        DO_IN_THREAD(befor_run());
+        DO_IN_THREAD(do_put_tip_before_run());
         DO_IN_THREAD(m_smtp2.pump_put_tip());
         while (true) {
           if (!check_when_run()) break;
@@ -729,6 +729,13 @@ int32_t PipetteModule::befor_run() {
 
   return 0;
 }
+
+int32_t PipetteModule::do_put_tip_before_run() {
+  creg.module_status    = 1;
+  creg.module_errorcode = 0;
+  m_state.dul           = 0;
+}
+
 int32_t PipetteModule::after_run() {
   ZLOGI(TAG, "after_run");
   m_smtp2.pump_stop();
diff --git a/sdk/components/pipette_module/pipette_ctrl_module_v2.hpp b/sdk/components/pipette_module/pipette_ctrl_module_v2.hpp
index 1e1a09b..563d25c 100644
--- a/sdk/components/pipette_module/pipette_ctrl_module_v2.hpp
+++ b/sdk/components/pipette_module/pipette_ctrl_module_v2.hpp
@@ -168,6 +168,7 @@ class PipetteModule : public ZIModule, public ZIPipetteCtrlModule {
 
  private:
   int32_t befor_run();
+  int32_t do_put_tip_before_run();
   int32_t after_run();
   bool    check_when_run();
 
diff --git a/usrc/subboards/subboard10_hbot_v2/subboard10_hbot_v2.cpp b/usrc/subboards/subboard10_hbot_v2/subboard10_hbot_v2.cpp
index 4e6c212..173c0a0 100644
--- a/usrc/subboards/subboard10_hbot_v2/subboard10_hbot_v2.cpp
+++ b/usrc/subboards/subboard10_hbot_v2/subboard10_hbot_v2.cpp
@@ -96,7 +96,7 @@ void Subboard10HbotV2::initialize() {
 #define V1               200
 
   xy_defaultcfg.robot_type                   = XYRobotCtrlModule::khbot;
-  xy_defaultcfg.one_circle_pulse             = 7344;
+  xy_defaultcfg.one_circle_pulse             = 7215;
   xy_defaultcfg.one_circle_pulse_denominator = 10;
   xy_defaultcfg.ihold                        = 10;
   xy_defaultcfg.irun                         = 31;