Error OVD013 0 0 0 8

[MERIDIAN11C]

hello all
i dont know why the Meridian 11c rls 25.30 send this message and disable the MFC circuit
this circuit is on the SSC board
any clue?

 

[MERIDIAN11C]

and send the message
% TRK136 3 10
%
% OVD013 0 0 0 8
%
% TRK136 4 28
%
% TRK136 4 26
%
% TRK136 3 11
%
% TRK136 3 1
%
% TRK136 3 13
%
% TRK136 4 1
%
% TRK136 4 17
%
% TRK136 3 7
%
% TRK136 4 19
%
% TRK136 3 5
%
% TRK136 4 20
%
% TRK136 3 15
%
% TRK136 4 27
%
% TRK136 4 5
%
% TRK136 4 20
%
% TRK136 3 1
%
% TRK136 4 10
%
% TRK136 3 1
%
% TRK136 3 3
%
% TRK136 3 20
%
% TRK136 3 16
%
% TRK136 4 1
%
% TRK136 4 6
%
% TRK136 3 10
%
% TRK136 4 3
%
% TRK136 3 17
%
% TRK136 3 12
%
% TRK136 4 6
%