What does the formatter properly-seated LED indicate on the HP Color LaserJet Enterprise CM4540
MFP? (Select three.)

A.
The 3.3-volt regulator on the formatter is working.

B.
The scanner cable is properly seated.

C.
The HP JetDirect print server is working.

D.
The formatter has completed its initialization sequence.

E.
The formatter is properly seated at the inter-connect board.