S pismenkama jasne ze pozor ...

vlozim kartu do ctecky:
dmesg
SCSI device sdc: 16000 512-byte hdwr sectors (8 MB)
sdc: Write Protect is off
sdc: Mode Sense: 03 00 00 00
sdc: assuming drive cache: write through
 /dev/scsi/host1/bus0/target0/lun2: p1

[root@writer root]# dd if=/dev/zero of=/dev/sdc
dd: writing to `/dev/sdc': No space left on device
16001+0 vstoupivších záznamů
16000+0 vystoupivších záznamů

hexedit /dev/sdc  (je to OK, samy nuly ....)
00000000   00 00 00 00  00 00 00 00  00 00 00 00  00 00 00 00  ................
00000010   00 00 00 00  00 00 00 00  00 00 00 00  00 00 00 00  ................
00000020   00 00 00 00  00 00 00 00  00 00 00 00  00 00 00 00  ................
00000030   00 00 00 00  00 00 00 00  00 00 00 00  00 00 00 00  ................
00000040   00 00 00 00  00 00 00 00  00 00 00 00  00 00 00 00  ................
00000050   00 00 00 00  00 00 00 00  00 00 00 00  00 00 00 00  ................
00000060   00 00 00 00  00 00 00 00  00 00 00 00  00 00 00 00  ................
00000070   00 00 00 00  00 00 00 00  00 00 00 00  00 00 00 00  ................
00000080   00 00 00 00  00 00 00 00  00 00 00 00  00 00 00 00  ................
00000090   00 00 00 00  00 00 00 00  00 00 00 00  00 00 00 00  ................
000000A0   00 00 00 00  00 00 00 00  00 00 00 00  00 00 00 00  ................
000000B0   00 00 00 00  00 00 00 00  00 00 00 00  00 00 00 00  ................

[root@writer root]# fdisk /dev/sdc
Zařízení neobsahuje ani DOSOVOU tabulku rozdělení disku, ani SUN či SGI popis disku
Vytvářím novou DOSOVOU tabulku rozdělení disku. Změny budou uloženy pouze do paměti,
dokud se nerozhodnete je uložit na disk. Poté již nebudou stará data pochopitelně dostupná.
Varování: chybný příznak 0x0000 tabulky rozdělení disku 4 bude opraven zápisem(w)

Příkaz (m pro nápovědu): n
Příkaz
   e   rozšířený diskový oddíl
   p   primární diskový oddíl (1-4)
p
Číslo diskového oddílu (1-4): 1
První cylindr (2-1000, default 2):