Update xerxes-pi.md (#761)

* Update xerxes-pi.md

Added additional details for the newer prototype plus links to the open source Printables page.

* Update xerxes-pi.md

Replaced the breaking URL image back to the local image.

* Update xerxes-pi.md

removed non-relevant video links, removed additional photo links.

Author: robnewport

_boards_cm/xerxes-pi.md

@@ -6,8 +6,21 @@ status: prototype
 picture: "/images/board-xerxes-pi.jpeg"
 github_issue: "https://github.com/geerlingguy/raspberry-pi-pcie-devices/issues/753"
 link: https://www.kickstarter.com/projects/1907647187/small-board-big-possibilities-xerxes-pi
-videos: []
+videos: 
+  - https://www.youtube.com/watch?v=8SiB-bNyP5E
 ---
 The Xerxes Pi is a Compute Module blade designed for 1U racks designed by Rapid Analysis.
 
-It was launched on Kickstarter, and is estimated to ship in late 2025. The board includes USB-C power input, a micro USB port, and a 1 Gbps Ethernet jack. Optional PoE support can be added, and there's an M.2 E-key (up to 2260 size) and microSD card slot on the bottom.
+It was launched on [Kickstarter](https://www.kickstarter.com/projects/1907647187/small-board-big-possibilities-xerxes-pi), and is estimated to ship in late 2025. The board includes:
+
+- USB-C on-the-go port for power and data
+- 1 Gbps Ethernet jack
+- M.2 M-key (up to 2280 size)
+- microSD card slot on the bottom
+- I2C qwiic connector
+- SH-04 PWM Fan connector
+- JTAG UART Debug connector
+
+Optional PoE support can be added using an optional daughterboard.
+
+Racks for the Xerxes Pi are open source and can be found on Printables here: https://www.printables.com/@Rapid_3032975