File Adapter is not working and create client copy in NW 7.0?

hi,

this is sreeram.i installed and configured PI 7.0 SR2 but file was not picking up from the input folder.i can able to select file adapter when i am creating communication channel.i gone throw RWB component monitoring->Adaptor monitoring there i seen all adaptors are in faded color not in green.can any one help to resolve the proble?

one more question is i created 3 clients from 000 client using tcode scc4.when i am entering with SAP* and password is: pass it's not entering into that client.i also tried username: SAP* password as : password pls tell me SAP* password in NW 7.o?