Connector; Table 97: Ata-100 40-Pin Connector Pin-Out (J3K1) - Intel SE7520JR2 Technical Manual

Connectors and Jumper Blocks
7.5.4 ATA-100 Connector
The Server Board SE7520JR2 provides one legacy ATA-100 40-pin connector (J3K1). The pin-
out is defined in the following table. Its signals are not tied to the ATA functionality embedded
into the high-density 100-pin front panel connector. Each connector is configured to a separate
ATA port embedded in the ICH5-R.
194
Pin# Signal Name
2 +DB(13)
3 +DB(14)
4 +DB(15)
5 +DB(P1)
6 +DB(0)
7 +DB(1)
8 +DB(2)
9 +DB(3)
10 +DB(4)
11 +DB(5)
12 +DB(6)
13 +DB(7)
14 +DB(P)
15 GROUND
16 GROUND
17 RESERVED
18 RESERVED
19 RESERVED
20 GROUND
21 +ATN
22 GROUND
23 +BSY
24 +ACK
25 +RST
26 +MSG
27 +SEL
28 +C/D
29 +REQ
30 +I/O
31 +DB(8)
32 +DB(9)
33 +DB(10)
34 +DB(11)

Table 97: ATA-100 40-pin Connector Pin-out (J3K1)

Pin Signal Name
C78844-002
Intel® Server Board SE7520JR2
Signal Name Pin#
-DB(13) 36
-DB(14) 37
-DB(15) 38
-DB(P1) 39
-DB(0) 40
-DB(1) 41
-DB(2) 42
-DB(3) 43
-DB(4) 44
-DB(5) 45
-DB(6) 46
-DB(7) 47
-DB(P) 48
GROUND 49
GROUND 50
RESERVED 51
RESERVED 52
RESERVED 53
GROUND 54
-ATN 55
GROUND 56
-BSY 57
-ACK 58
-RST 59
-MSG 60
-SEL 61
-C/D 62
-REQ 63
-I/O 64
-DB(8) 65
-DB(9) 66
-DB(10) 67
-DB(11) 68
Pin Signal Name
Revision 1.0