Sony PCV-L400 - Manual (Page 46)

VAIO Computer Reference Manual 38
17 GND
18 WRITE_GATE#
19 GND
20 TRACK_00#
21 GND
22 WRITE_PROTECT#
23 GND
24 READ_DATA#
25 GND
26 SIDE_ONE_SELECT#
Diskette Drive connector (continued)
Pin Signal