Lenovo D400 Desktop IdeaCentre - Manual (Page 53)

48
Chapter 7. Replacing hardware
(2) Disconnect the backplane LED cable from the hard disk drive backplane
(1), then pull the backplane bracket out of the chassis (2).
7. Pull the system board tray out until you gain access to the HDD status LED
and front USB port cables.
8. Disconnect the HDD status LED cable and the front USB port cable from the
system board, then slide the tray out of the chassis.