1187. Maintenance3. Loosen the two screws securing the lamp housing until the phillips screwdriver goes into a freewheel-ing condition. The two screws are not removable.NOTE: There is an interlock on this case to prevent the risk of electrical shock. Do not attempt to circumvent this interlock.AUDIO INHDMI INOMPUTER /MPONENT 2 INC CONTROLInterlockAUDIO INHDMI INOMPUTER /MPONENT 2 INC CONTROLAUDIO INOMPUTER /MPONENT 2 INC CONTROL4. Remove the lamp housing by holding it.Insert a new lamp housing until the lamp housing is plugged into the socket.CAUTIONDo not use a lamp other than the NEC replacement lamp NP05LP.Order this from your NEC dealer.