Supermicro SuperServer AS-2021A-T2R+F User Manual page 59

Floppy Drive Connector
The fl oppy connector is located at J17. See
the table on the right for pin defi nitions.
SATA Ports
There are no jumpers to confi gure the SATA
ports, which are designated SATA0 through
SATA5. See the table on the right for pin
defi nitions.
SAS Ports (AS-2021A-32R+F Only)
There are eight SAS ports included on the
serverboard. See the table on the right for
pin defi nitions.
Note: JPS1 must be set correctly to enable
the SAS controller.
Chapter 5: Advanced Serverboard Setup
Floppy Drive Connector
Pin Defi nitions (J17)
Pin# Defi nition
1 Ground
3 Ground
5 Key
7 Ground
9 Ground
11 Ground
13 Ground
15 Ground
17 Ground
19 Ground
21 Ground
23 Ground
25 Ground
27 Ground
29 Ground
31 Ground
33 Ground
SATA Ports
Pin Defi nitions
(SATA0-SATA3)
Pin # Defi nition
1
2
3
4
5
6
7
SAS Ports
Pin Defi nitions
(SAS0 ~ SAS7)
Pin# Defi nition
1 Ground
3 TXN
5 RXN
7 Ground
5-25
Pin # Defi nition
2 FDHDIN
4 Reserved
6 FDEDIN
8 Index
10 Motor Enable
12 Drive Select B
14 Drive Select B
16 Motor Enable
18 DIR
20 STEP
22 Write Data
24 Write Gate
26 Track 00
28 Write Protect
30 Read Data
32 Side 1 Select
34 Diskette
Ground
TXP
TXN
Ground
RXN
RXP
Ground
Pin # Defi nition
2 TXP
4 Ground
6 RXP