diff --git a/UI.hpp b/UI.hpp
index 2500178..08d995c 100644
--- a/UI.hpp
+++ b/UI.hpp
@@ -202,7 +202,7 @@ void UI_function_not_enabled(void);
 void UI_function_not_implemented(uint8_t param);
 void lcd_display_int(int16_t var, uint8_t size, bool zeros, bool brackets, bool sign);
 void lcd_display_float(float var, uint8_t size_number, uint8_t size_fraction, bool zeros, bool brackets, bool sign);
-void lcd_display_bar(const char* title, uint32_t value, uint32_t max_value, bool init);
+void lcd_display_bar(const char* title, uint32_t value, uint32_t min_value, uint32_t max_value, bool init);
 void lcd_special_chars(uint8_t mode);
 
 // normal menu
@@ -2093,15 +2093,8 @@ void UI_func_pb_range(uint8_t param)
   if (LCDML.FUNC_setup())         // ****** SETUP *********
   {
     // setup function
-    lcd.setCursor(0, 0);
-    lcd.print(F("PB Range"));
-#ifdef DEBUG
-    Serial.println(F("Entering UI_func_pb_range()"));
-    Serial.print(F("configuration.dexed["));
-    Serial.print(instance_id, DEC);
-    Serial.print(F("].pb_range="));
-    Serial.println(configuration.dexed[instance_id].pb_range, DEC);
-#endif
+    lcd_special_chars(BLOCKBAR);
+    lcd_display_bar("PB Range", configuration.dexed[instance_id].pb_range, PB_RANGE_MIN, PB_RANGE_MAX, true);
   }
 
   if (LCDML.FUNC_loop())          // ****** LOOP *********
@@ -2130,19 +2123,12 @@ void UI_func_pb_range(uint8_t param)
       MicroDexed[instance_id]->setPBController(configuration.dexed[instance_id].pb_range, configuration.dexed[instance_id].pb_step);
     }
 
-    lcd.setCursor(0, 1);
-    lcd_display_int(configuration.dexed[instance_id].pb_range, 2, false, true, false);
+    lcd_display_bar("PB Range", configuration.dexed[instance_id].pb_range, PB_RANGE_MIN, PB_RANGE_MAX, false);
   }
 
   if (LCDML.FUNC_close())     // ****** STABLE END *********
   {
-#ifdef DEBUG
-    Serial.println(F("Entering UI_func_pb_range()"));
-    Serial.print(F("configuration.dexed["));
-    Serial.print(instance_id, DEC);
-    Serial.print(F("].pb_range="));
-    Serial.println(configuration.dexed[instance_id].pb_range, DEC);
-#endif
+    lcd_special_chars(SCROLLBAR);
     eeprom_write();
   }
 }
@@ -2157,8 +2143,8 @@ void UI_func_pb_step(uint8_t param)
   if (LCDML.FUNC_setup())         // ****** SETUP *********
   {
     // setup function
-    lcd.setCursor(0, 0);
-    lcd.print(F("PB Step"));
+    lcd_special_chars(BLOCKBAR);
+    lcd_display_bar("PB Step", configuration.dexed[instance_id].pb_step, PB_STEP_MIN, PB_STEP_MAX, true);
   }
 
   if (LCDML.FUNC_loop())          // ****** LOOP *********
@@ -2187,13 +2173,13 @@ void UI_func_pb_step(uint8_t param)
       MicroDexed[instance_id]->setPBController(configuration.dexed[instance_id].pb_range, configuration.dexed[instance_id].pb_step);
     }
 
-    lcd.setCursor(0, 1);
-    lcd_display_int(configuration.dexed[instance_id].pb_step, 2, false, true, false);
+    lcd_display_bar("PB Step", configuration.dexed[instance_id].pb_step, PB_STEP_MIN, PB_STEP_MAX, false);
   }
 
   if (LCDML.FUNC_close())     // ****** STABLE END *********
   {
     // you can here reset some global vars or do nothing
+    lcd_special_chars(SCROLLBAR);
     eeprom_write();
   }
 }
@@ -2208,8 +2194,8 @@ void UI_func_mw_range(uint8_t param)
   if (LCDML.FUNC_setup())         // ****** SETUP *********
   {
     // setup function
-    lcd.setCursor(0, 0);
-    lcd.print(F("MW Range"));
+    lcd_special_chars(BLOCKBAR);
+    lcd_display_bar("MW Range", configuration.dexed[instance_id].mw_range, MW_RANGE_MIN, MW_RANGE_MAX, true);
   }
 
   if (LCDML.FUNC_loop())          // ****** LOOP *********
@@ -2238,13 +2224,13 @@ void UI_func_mw_range(uint8_t param)
       MicroDexed[instance_id]->setMWController(configuration.dexed[instance_id].mw_range, configuration.dexed[instance_id].mw_assign);
     }
 
-    lcd.setCursor(0, 1);
-    lcd_display_int(configuration.dexed[instance_id].mw_range, 2, false, true, false);
+    lcd_display_bar("MW Range", configuration.dexed[instance_id].mw_range, MW_RANGE_MIN, MW_RANGE_MAX, false);
   }
 
   if (LCDML.FUNC_close())     // ****** STABLE END *********
   {
     // you can here reset some global vars or do nothing
+    lcd_special_chars(SCROLLBAR);
     eeprom_write();
   }
 }
@@ -2286,7 +2272,6 @@ void UI_func_mw_assign(uint8_t param)
         }
       }
 
-
       MicroDexed[instance_id]->setMWController(configuration.dexed[instance_id].mw_range, configuration.dexed[instance_id].mw_assign);
     }
 
@@ -2337,8 +2322,8 @@ void UI_func_fc_range(uint8_t param)
   if (LCDML.FUNC_setup())         // ****** SETUP *********
   {
     // setup function
-    lcd.setCursor(0, 0);
-    lcd.print(F("FC Range"));
+    lcd_special_chars(BLOCKBAR);
+    lcd_display_bar("FC Range", configuration.dexed[instance_id].fc_range, FC_RANGE_MIN, FC_RANGE_MAX, true);
   }
 
   if (LCDML.FUNC_loop())          // ****** LOOP *********
@@ -2366,13 +2351,14 @@ void UI_func_fc_range(uint8_t param)
 
       MicroDexed[instance_id]->setFCController(configuration.dexed[instance_id].fc_range, configuration.dexed[instance_id].fc_assign);
     }
-    lcd.setCursor(0, 1);
-    lcd_display_int(configuration.dexed[instance_id].fc_range, 2, false, true, false);
+
+    lcd_display_bar("FC Range", configuration.dexed[instance_id].fc_range, FC_RANGE_MIN, FC_RANGE_MAX, false);
   }
 
   if (LCDML.FUNC_close())     // ****** STABLE END *********
   {
     // you can here reset some global vars or do nothing
+    lcd_special_chars(SCROLLBAR);
     eeprom_write();
   }
 }
@@ -2465,8 +2451,8 @@ void UI_func_bc_range(uint8_t param)
   if (LCDML.FUNC_setup())         // ****** SETUP *********
   {
     // setup function
-    lcd.setCursor(0, 0);
-    lcd.print(F("BC Range"));
+    lcd_special_chars(BLOCKBAR);
+    lcd_display_bar("BC Range", configuration.dexed[instance_id].bc_range, BC_RANGE_MIN, BC_RANGE_MAX, true);
   }
 
   if (LCDML.FUNC_loop())          // ****** LOOP *********
@@ -2495,13 +2481,13 @@ void UI_func_bc_range(uint8_t param)
       MicroDexed[instance_id]->setBCController(configuration.dexed[instance_id].bc_range, configuration.dexed[instance_id].bc_assign);
     }
 
-    lcd.setCursor(0, 1);
-    lcd_display_int(configuration.dexed[instance_id].bc_range, 2, false, true, false);
+    lcd_display_bar("BC Range", configuration.dexed[instance_id].bc_range, BC_RANGE_MIN, BC_RANGE_MAX, false);
   }
 
   if (LCDML.FUNC_close())     // ****** STABLE END *********
   {
     // you can here reset some global vars or do nothing
+    lcd_special_chars(SCROLLBAR);
     eeprom_write();
   }
 }
@@ -2593,8 +2579,8 @@ void UI_func_at_range(uint8_t param)
   if (LCDML.FUNC_setup())         // ****** SETUP *********
   {
     // setup function
-    lcd.setCursor(0, 0);
-    lcd.print(F("AT Range"));
+    lcd_special_chars(BLOCKBAR);
+    lcd_display_bar("AT Range", configuration.dexed[instance_id].at_range, AT_RANGE_MIN, AT_RANGE_MAX, true);
   }
 
   if (LCDML.FUNC_loop())          // ****** LOOP *********
@@ -2623,13 +2609,13 @@ void UI_func_at_range(uint8_t param)
       MicroDexed[instance_id]->setATController(configuration.dexed[instance_id].at_range, configuration.dexed[instance_id].at_assign);
     }
 
-    lcd.setCursor(0, 1);
-    lcd_display_int(configuration.dexed[instance_id].at_range, 2, false, true, false);
+    lcd_display_bar("AT Range", configuration.dexed[instance_id].at_range, AT_RANGE_MIN, AT_RANGE_MAX, false);
   }
 
   if (LCDML.FUNC_close())     // ****** STABLE END *********
   {
     // you can here reset some global vars or do nothing
+    lcd_special_chars(SCROLLBAR);
     eeprom_write();
   }
 }
@@ -2845,7 +2831,7 @@ void UI_func_portamento_time(uint8_t param)
   if (LCDML.FUNC_setup())         // ****** SETUP *********
   {
     lcd_special_chars(BLOCKBAR);
-    lcd_display_bar("Portam. Time", configuration.dexed[instance_id].portamento_time, PORTAMENTO_TIME_MAX, true);
+    lcd_display_bar("Portam. Time", configuration.dexed[instance_id].portamento_time, PORTAMENTO_TIME_MIN, PORTAMENTO_TIME_MAX, true);
   }
 
   if (LCDML.FUNC_loop())          // ****** LOOP *********
@@ -2873,12 +2859,8 @@ void UI_func_portamento_time(uint8_t param)
 
       MicroDexed[instance_id]->setPortamentoMode(configuration.dexed[instance_id].portamento_mode, configuration.dexed[instance_id].portamento_glissando, configuration.dexed[instance_id].portamento_time);
     }
-    /*
-        lcd.setCursor(0, 1);
-        lcd_display_int(configuration.dexed[instance_id].portamento_time, 2, false, true, false);
-    */
 
-    lcd_display_bar("Portam. Time", configuration.dexed[instance_id].portamento_time, PORTAMENTO_TIME_MAX, false);
+    lcd_display_bar("Portam. Time", configuration.dexed[instance_id].portamento_time, PORTAMENTO_TIME_MIN, PORTAMENTO_TIME_MAX, false);
   }
 
   if (LCDML.FUNC_close())     // ****** STABLE END *********
@@ -3147,11 +3129,11 @@ void UI_func_volume(uint8_t param)
   if (menu_state != MENU_VOLUME)
   {
     lcd_special_chars(BLOCKBAR);
-    lcd_display_bar("Volume", configuration.vol, VOLUME_MAX, true);
+    lcd_display_bar("Volume", configuration.vol, VOLUME_MIN, VOLUME_MAX, true);
     menu_state = MENU_VOLUME;
   }
   else
-    lcd_display_bar("Volume", configuration.vol, VOLUME_MAX, false);
+    lcd_display_bar("Volume", configuration.vol, VOLUME_MIN, VOLUME_MAX, false);
 
   set_volume(configuration.vol, configuration.mono);
   eeprom_write();
@@ -3393,9 +3375,9 @@ void lcd_display_float(float var, uint8_t size_number, uint8_t size_fraction, bo
     lcd.print(F("]"));
 }
 
-void lcd_display_bar(const char* title, uint32_t value, uint32_t max_value, bool init)
+void lcd_display_bar(const char* title, uint32_t value, uint32_t min_value, uint32_t max_value, bool init)
 {
-  float _v = float(value * LCD_cols) / max_value;
+  float _v = float(value * LCD_cols) / (max_value - min_value);
   float _vi;
   uint8_t vf = uint8_t(modff(_v, &_vi) * 10.0);
   uint8_t vi = uint8_t(_vi);
@@ -3407,50 +3389,80 @@ void lcd_display_bar(const char* title, uint32_t value, uint32_t max_value, bool
     lcd_display_int(value, 3, true, false, false);
     lcd.setCursor(0, 1);
 
-    for (uint8_t i = 0; i < LCD_cols; i++)
-    {
-      if (i < uint8_t(vi))
-        lcd.write((uint8_t)4); // full block
-      else
-        lcd.print(F(" "));
-    }
-
     if (vi == 0 && uint8_t(vf / 2) == 0)
     {
       lcd.setCursor(0, 1);
-      lcd.write((uint8_t)0);
+      lcd.write((uint8_t)0); // minimal block
     }
-    else if (vf > 0)
+    else
     {
-      lcd.setCursor(vi + 1, 1);
-      lcd.write((uint8_t)int(vf / 2) - 1);
+      for (uint8_t i = 0; i < LCD_cols; i++)
+      {
+        if (i < vi)
+          lcd.write((uint8_t)4); // full block
+        else
+          lcd.print(F(" "));
+      }
+
+      if (vf > 1)
+      {
+        lcd.setCursor(vi - 1, 1);
+        lcd.write((uint8_t)int(vf / 2) - 1);
+      }
     }
   }
   else
   {
+    uint8_t ca = (float((LCD_cols) / (max_value - min_value)) + 0.5) + 1;
+
     lcd.setCursor(strlen(title) + 1, 0);
     lcd_display_int(value, 3, true, false, false);
 
-    if (vi > 0)
+    if (vi == 0 && uint8_t(vf / 2) == 0)
     {
-      lcd.setCursor(vi - 1, 1);
-      lcd.write((uint8_t)4); // full block
-      if (vf > 0)
-        lcd.write((uint8_t)int(vf / 2) - 1);
-      lcd.print(F(" "));
+      lcd.setCursor(0, 1);
+      lcd.write((uint8_t)0); // minimal block
+      for (uint8_t n = 1; n <= ca; n++)
+        lcd.print(F(" "));
     }
-    else if (uint8_t(vf / 2) == 0)
+    else if (vi == LCD_cols && uint8_t(vf / 2) == 0)
     {
-      lcd.setCursor(0, 1);
-      lcd.write((uint8_t)0);
-      lcd.print(F(" "));
+      lcd.setCursor(LCD_cols - ca - 1, 1);
+      lcd.write((uint8_t)4); // full block
+      for (uint8_t n = LCD_cols - ca; n < LCD_cols; n++)
+        lcd.write((uint8_t)4); // full block
     }
-
-    if (uint8_t(vf / 2) != 0)
+    else
     {
-      lcd.setCursor(vi, 1);
-      lcd.write((uint8_t)int(vf / 2) - 1);
-      lcd.print(F(" "));
+      uint8_t b, e;
+
+      if (vi - ca < 0)
+        b = 0;
+      else
+        b = vi - ca;
+      if (vi + ca >= LCD_cols)
+        e = LCD_cols;
+      else
+        e = vi + ca;
+
+      Serial.print("ca=");
+      Serial.print(ca);
+      Serial.print(" b=");
+      Serial.print(b);
+      Serial.print(" e=");
+      Serial.print(e);
+      Serial.println();
+
+      lcd.setCursor(b - 1, 1);
+      for (uint8_t n = b; n <= e; n++)
+      {
+        if (n < vi)
+          lcd.write((uint8_t)4); // full block
+        else if (n == vi && uint8_t(vf / 2) != 0)
+          lcd.write((uint8_t)uint8_t(vf / 2) - 1);
+        else
+          lcd.print(F(" "));
+      }
     }
   }
 }