delete or rename filespace of a wondows client

[Mehdi Salehi]

This is what I did:
tsm>  q fil node1
NODE1            \\node1\c$       2    WinNT       NTFS            Yes
30,529.7     64.5
NODE1            \\node1\d$       2    WinNT       NTFS            Yes
274,713.     60.5

how to delete the filespace c$?
tsm> del fil node1 \\node1\c$
ANR0852E DELETE FILESPACE: No matching file spaces found for node MEHRGAN.
ANS8001I Return code 11.