Located here
https://tinyurl.com/rc9gdbm
The only Core 2 Duo CPU’s Supported are
ore 2 Duo E4300 (1.8GHz,800FSB,L2:2MB,65W,rev.L2) ALL 0105GO
Core 2 Duo E4400 (2.0GHz,800FSB,L2:2MB,65W,rev.L2) ALL 0105GO
Core 2 Duo E4400 (2.0GHz,800FSB,L2:2MB,65W,rev.M0) ALL 0201GO
Core 2 Duo E4500 (2.2GHz,800FSB,L2:2MB,65W,rev.M0) ALL 0105GO
Core 2 Duo E4600 (2.4GHz,800FSB,L2:2MB,65W,rev.M0) ALL 0303GO
Core 2 Duo E4700 (2.6GHz,800FSB,L2:2MB,revG0) ALL 0303GO
Core 2 Duo E6300 (1.86GHz,1066FSB,L2:2MB,rev.B2) ALL 0105GO
Core 2 Duo E6300 (1.86GHz,1066FSB,L2:2MB,rev.L2) ALL 0105GO
Core 2 Duo E6320 (1.86GHz,1066FSB,L2:4MB,rev.B2) ALL 0105GO
Core 2 Duo E6400 (2.13GHz,1066FSB,L2:2MB,rev.L2) ALL 0105GO
Core 2 Duo E6420 (2.13GHz,1066FSB,L2:4MB,rev.B2) ALL 0105GO
Core 2 Duo E6550 (2.33GHz,1333FSB,L2:4MB,rev.G0) ALL 0105GO
Core 2 Duo E6600 (2.40GHz,1066FSB,L2:4MB,rev.B2) ALL 0105GO
Core 2 Duo E6700 (2.66GHz,1066FSB,L2:4MB,rev.B2) ALL 0105GO
Core 2 Duo E6750 (2.66GHz,1333FSB,L2:4MB,rev.G0) ALL 0105GO
Core 2 Duo E6850 (3.00GHz,1333FSB,L2:4MB,rev.G0) ALL 0105GO
Core 2 Duo E7200(2.53GHz,1066FSB,L2:3MB,rev.M0) ALL 0802GO
Core 2 Duo E7300(2.66GHz,1066FSB,L2:3MB,rev.M0) ALL 0802GO
Core 2 Duo E7400(2.80GHz,1066FSB,L2:3MB,rev.R0) ALL 0404GO
Core 2 Duo E8200 (2.66GHz,1333FSB,L2:6MB,rev.C0) ALL 0608GO
Core 2 Duo E8300 (2.83GHz,1333FSB,L2:6MB,rev.C0) ALL 0802GO
Core 2 Duo E8400 (3.00GHz,1333FSB,L2:6MB,65W,rev.E0) ALL 0902GO
Core 2 Duo E8400 (3.00GHz,1333FSB,L2:6MB,rev.C0) ALL 0608GO
Core 2 Duo E8500 (3.16GHz,1333FSB,L2:6MB,65W,rev.E0) ALL 0902GO
Core 2 Duo E8500 (3.16GHz,1333FSB,L2:6MB,rev.C0) ALL 0608GO
Core 2 Duo E8600 (3.33GHz,1333FSB,L2:6MB,65W,rev.E0) ALL 0902GO
Only 1 of the q8300 are supported
Core 2 Duo E8300 (2.83GHz,1333FSB,L2:6MB,rev.C0) ALL 0802GO
So if you are wanting to put one of those on it it should work though you may need to Flash the BIOS.
If they do not list a CPU then it is not supported by that M’Board.