diff -up cups-1.5b1/backend/usb-unix.c.uri-compat cups-1.5b1/backend/usb-unix.c

--- cups-1.5b1/backend/usb-unix.c.uri-compat	2011-05-24 15:59:05.000000000 +0200

+++ cups-1.5b1/backend/usb-unix.c	2011-05-24 16:02:03.000000000 +0200

@@ -63,11 +63,34 @@ print_device(const char *uri,		/* I - De

   int		device_fd;		/* USB device */

   ssize_t	tbytes;			/* Total number of bytes written */

   struct termios opts;			/* Parallel port options */

+  char		*fixed_uri = strdup (uri);

+  char		*p;

   (void)argc;

   (void)argv;

+  p = strchr (fixed_uri, ':');

+  if (p++ != NULL)

+  {

+    char *e;

+    p += strspn (p, "/");

+    e = strchr (p, '/');

+    if (e > p)

+    {

+      size_t mfrlen = e - p;

+      e++;

+      if (!strncasecmp (e, p, mfrlen))

+      {

+	char *x = e + mfrlen;

+	if (!strncmp (x, "%20", 3))

+	  /* Take mfr name out of mdl name for compatibility with

+	   * Fedora 11 before bug #507244 was fixed. */

+	  strcpy (e, x + 3); puts(fixed_uri);

+      }

+    }

+  }

+

  /*

   * Open the USB port device...

   */

@@ -107,10 +130,10 @@ print_device(const char *uri,		/* I - De

              _cups_strncasecmp(hostname, "Minolta", 7);

 #endif /* __FreeBSD__ || __NetBSD__ || __OpenBSD__ || __DragonFly__ */

-    if (use_bc && !strncmp(uri, "usb:/dev/", 9))

+    if (use_bc && !strncmp(fixed_uri, "usb:/dev/", 9))

       use_bc = 0;

-    if ((device_fd = open_device(uri, &use_bc)) == -1)

+    if ((device_fd = open_device(fixed_uri, &use_bc)) == -1)

     {

       if (getenv("CLASS") != NULL)

       {