Tweaks to CR-10S configuration

Marlin/src/config/examples/Creality/CR-10S/Configuration.h

  */
 
 // Enable to show the bitmap in Marlin/_Bootscreen.h on startup.
-//#define SHOW_CUSTOM_BOOTSCREEN
+#define SHOW_CUSTOM_BOOTSCREEN
 
 // Enable to show the bitmap in Marlin/_Statusscreen.h on the status screen.
 #define CUSTOM_STATUS_SCREEN_IMAGE
  *   M204 R    Retract Acceleration
  *   M204 T    Travel Acceleration
  */
-#define DEFAULT_ACCELERATION          575    // X, Y, Z and E acceleration for printing moves
+#define DEFAULT_ACCELERATION           600    // X, Y, Z and E acceleration for printing moves
 #define DEFAULT_RETRACT_ACCELERATION  1000    // E acceleration for retracts
-#define DEFAULT_TRAVEL_ACCELERATION   1000    // X, Y, Z acceleration for travel (non printing) moves
+#define DEFAULT_TRAVEL_ACCELERATION    800    // X, Y, Z acceleration for travel (non printing) moves
 
 /**
  * Default Jerk (mm/s)
  * When changing speed and direction, if the difference is less than the
  * value set here, it may happen instantaneously.
  */
-#define DEFAULT_XJERK                 20.0
-#define DEFAULT_YJERK                 20.0
+#define DEFAULT_XJERK                 10.0
+#define DEFAULT_YJERK                 10.0
 #define DEFAULT_ZJERK                  0.4
 #define DEFAULT_EJERK                  5.0
 
 // @section machine
 
 // The size of the print bed
-#define X_BED_SIZE 300
-#define Y_BED_SIZE 300
+#define X_BED_SIZE 296 // Nozzle is at X4 when homed
+#define Y_BED_SIZE 298 // Nozzle is at Y2 when homed
 
 // Travel limits (mm) after homing, corresponding to endstop positions.
 #define X_MIN_POS 0
 #define Y_MIN_POS 0
 #define Z_MIN_POS 0
-#define X_MAX_POS X_BED_SIZE
-#define Y_MAX_POS Y_BED_SIZE
+#define X_MAX_POS 319 // 15mm Extra space on the right end
+#define Y_MAX_POS 306 // 4mm Extra space behind the bed
 #define Z_MAX_POS 400
 
 // Z raise distance for tool-change, as needed for some extruders
 
 // Manually set the home position. Leave these undefined for automatic settings.
 // For DELTA this is the top-center of the Cartesian print volume.
-//#define MANUAL_X_HOME_POS 0
-//#define MANUAL_Y_HOME_POS 0
+#define MANUAL_X_HOME_POS 4
+#define MANUAL_Y_HOME_POS 2
 //#define MANUAL_Z_HOME_POS 0
 
 // Use "Z Safe Homing" to avoid homing with a Z probe outside the bed area.
 //#define Z_SAFE_HOMING
 
 #if ENABLED(Z_SAFE_HOMING)
-  #define Z_SAFE_HOMING_X_POINT ((X_BED_SIZE) / 2)    // X point for Z homing when homing all axes (G28).
-  #define Z_SAFE_HOMING_Y_POINT ((Y_BED_SIZE) / 2)    // Y point for Z homing when homing all axes (G28).
+  #define Z_SAFE_HOMING_X_POINT 150 // X point for Z homing when homing all axes (G28).
+  #define Z_SAFE_HOMING_Y_POINT 150 // Y point for Z homing when homing all axes (G28).
 #endif
 
 // Homing speeds (mm/m)
 #define HOMING_FEEDRATE_XY (50*60)
-#define HOMING_FEEDRATE_Z  (4*60)
+#define HOMING_FEEDRATE_Z  (8*60)
 
 // Validate that endstops are triggered on homing moves
 #define VALIDATE_HOMING_ENDSTOPS