Specifications
JXT6966 / JXTS6966 Technical Reference
CHASSIS PLANS
1-18
Connectors (Continued)
P20
-
I/O Expansion Mezzanine Card Connector
76 pin controlled impedance connector, Samtec #MIS-038-01-FD-K
Pin
Signal
Pin
Signal
1
+12
2
+5V_STANDBY
3
HDA_SDIN2
4
+5V_STANDBY
5
HDA_SDIN1
6
+5V_DUAL
7
HDA_SDIN0
8
+5V_DUAL
9
HDA_SYNC
10
HDA_BITCLK
11
HDA_SDOUT
12
HDA_ACRST
13
ICH_SMI#
14
ICH_RCIN#
15
ICH_SIOPME#
16
ICH_A20GATE
17
Gnd
18
Gnd
19
L_FRAME#
20
L_AD3
21
L_DRQ1#
22
L_AD2
23
L_DRQ0#
24
L_AD1
25
SERIRQ
26
L_AD0
27
Gnd
28
Gnd
29
PCLK14SIO
30
PCLK33LPC
31
Gnd
32
Gnd
33
SMBDATA_RESUME
34
IPMB_DAT
35
SBMCLK_RESUME
36
IPMB_CLK
37
SALRT#_RESUME
38
IPMB_ALRT#
39
Gnd
40
Gnd
41
EXP_CLK100
42
EXP_RESET#
43
EXP_CLK100#
44
ICH_WAKE#
45
Gnd
46
Gnd
47
C_PE_TXP5
48
C_PE_RXP5
49
C_PE_TXN5
50
C_PE_RXN5
51
Gnd
52
Gnd
53
NC
54
NC
55
NC
56
NC
57
Gnd
58
Gnd
59
NC
60
NC
61
NC
62
NC
63
Gnd
64
Gnd
65
NC
66
NC
67
NC
68
NC
69
Gnd
70
Gnd
71
+3.3V
72
+5V
73
+3.3V
74
+5V
75
+3.3V
76
+5V
