Linksys WRP400

Overview
Per the FCC docs...
 * Initial Filing (07/05/2007)
 * "3763-14141406R" is silkscreened on the board.
 * There is no USB port pictured on the board.. but there are solder pads for one.
 * C2PC made 01/23/2009
 * "3763-14141403R" is silkscreened on the board.
 * The change notice notes that the USB port was added through a class I change.
 * The change noted additional USB 3.5G (CDMA) sticks will be tested with the device.
 * Sprint - Novatel Wireless Ovation U727 - FCC ID: PKRNVWMC727
 * Sprint - Novatel Wireless Ovation U720 - FCC ID: PKRNVWMCD3000
 * Sierra Wireless AirCard 595U - FCC ID: N7N-MC5725U
 * C2PC made 07/14/2009
 * "3763-14141406R" is silkscreened on the board.
 * The WLAN PA was changed from a Fairchild Semiconductor RMPA2455 to a Richwave RTC6691E.

Links of Interest
On the OpenWrt wiki
 * The CPU is stated as a 88W8518 in the boot log. This is presumed to be correct.

Linksys locking down serial bootloader console to prevent hacking on the OpenWrt Forums

WRP400 on the NSLU2-Linux wiki
 * Internal photos