Index: firmware/target/arm/as3525/sansa-e200v2/button-target.h
===================================================================
--- firmware/target/arm/as3525/sansa-e200v2/button-target.h	(revision 26809)
+++ firmware/target/arm/as3525/sansa-e200v2/button-target.h	(working copy)
@@ -28,6 +28,7 @@
 #define HAS_BUTTON_HOLD
 
 bool button_hold(void);
+bool dock_connect(void);
 void button_init_device(void);
 int button_read_device(void);
 unsigned short button_read_dbop(void);
Index: firmware/target/arm/as3525/button-e200v2-fuze.c
===================================================================
--- firmware/target/arm/as3525/button-e200v2-fuze.c	(revision 26809)
+++ firmware/target/arm/as3525/button-e200v2-fuze.c	(working copy)
@@ -43,6 +43,9 @@
 static bool hold_button_old = false;
 #endif
 
+/* Dock connect */
+static bool dock_is_connected   = false;
+
 void button_init_device(void)
 {
     GPIOA_DIR |= (1<<1);     
@@ -54,6 +57,11 @@
     return hold_button;
 }
 
+bool dock_connect(void)
+{
+    return dock_is_connected;
+}
+
 unsigned short button_read_dbop(void)
 {
     unsigned dbop_din = dbop_read_input();
@@ -77,6 +85,9 @@
 
     dbop_din = button_read_dbop();
 
+    /* Dock connect handling */
+    dock_is_connected = ((dbop_din & (1 << 9)) != 0);
+
     /* hold button handling */
     hold_button = ((dbop_din & (1<<12)) != 0);
 #ifndef BOOTLOADER
Index: firmware/usb.c
===================================================================
--- firmware/usb.c	(revision 26809)
+++ firmware/usb.c	(working copy)
@@ -209,6 +209,13 @@
 #endif
 }
 
+#if defined(SANSA_E200V2) || defined(SANSA_FUZE)
+static inline bool usb_dock_connect(void)
+{
+    return (dock_connect());
+}
+#endif /* SANSA_E200V2 || SANSA_FUZE */
+
 #ifdef USB_FIREWIRE_HANDLING
 static inline bool usb_reboot_button(void)
 {
@@ -262,6 +269,13 @@
                 break;
 #endif /* USB_DETECT_BY_DRV */
             case USB_INSERTED:
+#if defined(SANSA_E200V2) || defined(SANSA_FUZE)
+                if(usb_dock_connect())
+                {
+                    usb_state = USB_POWERED;
+                    break;
+                }
+#endif /* SANSA_E200V2 || SANSA_FUZE */
 #ifdef HAVE_LCD_BITMAP
                 if(do_screendump_instead_of_usb)
                 {