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6.6.2
Connector X4 (Signal Levels)
Pin
Signal
Description
1
GND
Ground
2
GND
Ground
3
5V_SB
Supply of internal suspend Circuit
4
PWGIN
Power Good / Reset Input
5
PS_ON
Power Supply On
6
SPEAKER
Speaker Output
7
PWRBTN#
Power Button
8
BATT
Battery Supply
9
KBINH
Keyboard Inhibit Control Input
10
LILED
Ethernet Link LED
11
RSMRST#
Resume Reset
12
ACTLED
Ethernet Activity LED
13
ROMKBCS#
-
14
SPEEDLED
Ethernet Speed LED
15
EXT_PRG
-
16
I2CLK
I2C Bus Clock
17
VCC
Power +5V
18
VCC
Power +5V
19
OVCR#
Over Current Detect for USB
20
GPCS#
-
21
EXTSMI#
System Management Interrupt Input
22
I2DAT
I2C Bus Data
23
SMBCLK
SM Bus Clock
24
SMBDATA
SM Bus Data
25
SIDE_CS3#
-
26
SMBALRT#
SMB Alert
27
SIDE_CS1#
-
28
DASP_S
-
29
SIDE_A2
-
30
PIDE_CS3#
Primary IDE Chip Select Channel 1
31
SIDE_A0
-
32
PIDE_CS1#
Primary IDE Chip Select Channel 0
33
GND
Ground
34
GND
Ground
35
PDIAG_S
-
36
PIDE_A2
Primary IDE Adress Bus
37
SIDE_A1
-
38
PIDE_A0
Primary IDE Adress Bus
39
SIDE_INTRQ
-
40
PIDE_A1
Primary IDE Adress Bus
41
PM_BATLOW#
Battery Low
42
GPE1#
General Purpose Power Event 1
43
SIDE_AK#
-
44
PIDE_INTRQ
Primary IDE Interrupt Reqeuest
45
SIDE_RDY
-
46
PIDE_AK#
Primary IDE DMA Acknowledge
47
SIDE_IOR#
-
48
PIDE_RDY
Primary IDE Ready
49
VCC
Power +5V
50
VCC
Power +5V
51
SIDE_IOW#
-
52
PIDE_IOR#
Primary IDE IO Read
53
SIDE_DRQ
-
54
PIDE_IOW#
Primary IDE IO Write
55
SIDE_D15
-
56
PIDE_DRQ
Primary IDE DMA Request
57
SIDE_D0
-
58
PIDE_D15
Primary IDE Data Bus
59
SIDE_D14
-
60
PIDE_D0
Primary IDE Data Bus
61
SIDE_D1
-
62
PIDE_D14
Primary IDE Data Bus
63
SIDE_D13
-
64
PIDE_D1
Primary IDE Data Bus
52
Type
Termination
PWR
-
PWR
-
I
-
I-3,3
PU 10k 3,3V_SB
O-3,3
PU 10k 3,3V
O-3.3
-
I-3,3
PU 4k7 3,3V
I
-
I-5
-
O-3,3
-
nc
PU 10k 3,3V
O-3,3
-
nc
-
O-3,3
-
nc
-
O-5
PU 2k2 5V
PWR
-
PWR
-
I-3,3
PU 10k 3,3V
nc
-
I-3,3
PU 10k 3,3V
IO-5
PU 2k2 5V
O-3,3
PU 2k2 3,3V
IO-3,3
PU 2k2 3,3V
nc
-
I-3,3
PU 2k2 3,3V
nc
-
nc
-
nc
-
O-3,3
-
nc
-
O-3,3
-
PWR
-
PWR
-
nc
-
O-3,3
-
nc
-
O-3,3
-
nc
-
O-3,3
-
I-3,3
PU 8k2 3,3V
I-3,3
PU 10k 3,3V
nc
-
I-3,3
PU 8k2 3,3V
nc
-
O-3,3
-
nc
-
I-3,3
PU 4k7,3V
PWR
-
PWR
-
nc
-
O-3,3
-
nc
-
O-3,3
-
nc
-
I-3,3
PU 11k5 3,3V
nc
-
IO
-
nc
-
IO
-
nc
-
IO
-
nc
-
IO
-
ETX®-CD / ETX® Connectors
Comment
-
-
-
-
-
int. PD 20k ( ICH7-M)
-
-
-
-
Not supported
-
not supported
on at 100Mb/s
not supported
-
-
-
-
not supported
-
-
-
-
not supported
-
-
not supported
-
-
-
-
-
-
-
-
-
-
-
-
-
GPIO13 on ICH7-M
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
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