diff --git a/frm_Freq_Reg.Designer.vb b/frm_Freq_Reg.Designer.vb
index eeaaf7c..2cb0987 100644
--- a/frm_Freq_Reg.Designer.vb
+++ b/frm_Freq_Reg.Designer.vb
@@ -1272,6 +1272,7 @@ Partial Class frm_Freq_Reg
         Me.nudPower.Font = New System.Drawing.Font("함초롬바탕", 50.25!, System.Drawing.FontStyle.Bold, System.Drawing.GraphicsUnit.Point, CType(129, Byte))
         Me.nudPower.Location = New System.Drawing.Point(713, 179)
         Me.nudPower.Maximum = New Decimal(New Integer() {50, 0, 0, 0})
+        Me.nudPower.Minimum = New Decimal(New Integer() {5, 0, 0, -2147483648})
         Me.nudPower.Name = "nudPower"
         Me.nudPower.Size = New System.Drawing.Size(285, 95)
         Me.nudPower.TabIndex = 100
@@ -4655,7 +4656,7 @@ Partial Class frm_Freq_Reg
         Me.Icon = CType(resources.GetObject("$this.Icon"), System.Drawing.Icon)
         Me.Name = "frm_Freq_Reg"
         Me.StartPosition = System.Windows.Forms.FormStartPosition.CenterScreen
-        Me.Text = "DUALSONIC_MAXIMUM_FREQCONF_REGISTER_VER.1.1.1"
+        Me.Text = "DUALSONIC_MAXIMUM_FREQCONF_REGISTER_VER.1.1.2"
         Me.gpbTime.ResumeLayout(False)
         Me.gpbTime.PerformLayout()
         Me.gbselect.ResumeLayout(False)
diff --git a/frm_Freq_Reg.vb b/frm_Freq_Reg.vb
index fe491cd..fd8594a 100644
--- a/frm_Freq_Reg.vb
+++ b/frm_Freq_Reg.vb
@@ -21,6 +21,7 @@ Public Class frm_Freq_Reg
     Private cartridge_table As String = cartridge
     Private NonCartridge_table As String = MainNonTDDB
     Private ApplyModelInfoDB As String = mainModelInfoDB
+    Private lowPriceModel As Boolean = False '' 저가형 모델인 경우 무조건 db 저장
 
     Public Enum PD1_ENUM
         STANDBY = 0
@@ -210,6 +211,18 @@ Public Class frm_Freq_Reg
         comboBoxModel.Text = "MAXIMUM"
     End Sub
 
+    Private Sub model_SelectedIndexChanged(sender As Object, e As EventArgs) Handles comboBoxModel.SelectedIndexChanged
+        If comboBoxModel.SelectedIndex <> -1 Then
+            Dim ModelCode = comboBoxModel.SelectedItem.value.ToString
+            If Mid(ModelCode, 1, 1) = "A" Then
+                lowPriceModel = True
+            Else
+                lowPriceModel = False
+            End If
+        End If
+
+    End Sub
+
     Private Sub thread_func()
         Do While thread_type
             thread_play()
@@ -3001,7 +3014,7 @@ SuccessExit:
 
     Private Function td_serial_update(freq As String, power As String, td_serial As String) As Boolean
 
-        If ckb_db_use.Checked = True Then
+        If lowPriceModel = True Then
 
             DBCmd = "UPDATE " & cartridge_table & " SET Ct_Frequency = '" & freq & "' , Ct_Power = '" & power & "' WHERE PV_SN = '" & td_serial & "'"