MX-ONE Classic, 7U chassis
In the MX-ONE Classic (prod. No. BFD76140/x) the boards are mounted vertically in this 19 inch wide chassis. This chassis need additional Fan Unit. See Fan Unit (for 7U chassis) on page 8 . The chassis can only be feed by -48V in the front of the DC/DC-board.
The MGU board goes in the middle at a dedicated position. It is recommended to place the ASU on the right side of the MGU.
The MX-ONE Classic has time slots marked on the top label. The marking is 00, 10,..., 70 starting from board position 01 and from board position 45. These positions are intended for the device boards.

To fulfill the demands on Fire Enclosure for the 7U chassis, the Air plate SXA1122330/1 included in NTM144262 have to be mounted. See document 20/1531-ASP11301, Installing Chassis in a Cabinet.