Sony PCV-RX490TV Manuale
System Board
55
Floppy Disk Drive Header
Floppy Disk Drive header
Pin
Pin
Signal Name
Pin
Signal Name
1
Ground
2
HDsel
3
Ground
4
N.C.
5
Ground
6
DRIVE_SELECT_#3
7
Ground
8
INDEX
9
Ground
10
DRIVE_SELECT_#0
11
Ground
12
DRIVE_SELECT_#1
13
Ground
14
DRIVE_SELECT_#2
15
Ground
16
N.C.
17
Ground
18
DIRECTION#
19
Ground
20
STEP#
21
Ground
22
WRITE_DATA#
23
Ground
24
WRITE_GATE#
25
Ground
26
TRACK_00#
27
Ground
28
WRITE_PROTECT#
29
N.C.
30
READ_DATA#
31
Ground
32
SIDE_1_SELECT#
33
N.C.
34
DSKCHG#
33
Key (pin 5)
2
34
1