Kontron ETX CD, User Manual

Page: 34 / 91

4 ETX® connectors
Kontron User's Guide ETX CD 34
4.6.2 Connector X4 (Signal Levels)
Pin 1–50:
[ Power | IDE | Ethernet | Power control | Misc]
Pin Signal Description Type Termination Comment
1 GND Ground PWR - -
2 GND Ground PWR - -
3 5V_SB Supply of internal suspend Circuit I - -
4 PWGIN Power Good / Reset Input I - -
5 PS_ON Power Supply On O-3,3 PU 10k 3,3V -
6 SPEAKER Speaker Output O-3.3 - int. PD 20k ( ICH7-M)
7 PWRBTN# Power Button I-3,3 PU 4k7 3,3V -
8 BATT Battery Supply I - -
9 KBINH Keyboard Inhibit Control Input I-5 - -
10 LILED Ethernet Link LED O-3,3 - -
11 RSMRST# Resume Reset nc PU 10k 3,3V Not supported
12 ACTLED Ethernet Activity LED O-3,3 - -
13 ROMKBCS# - nc - not supported
14 SPEEDLED Ethernet Speed LED O-3,3 - on at 100Mb/s
15 EXT_PRG - nc - not supported
16 I2CLK I2C Bus Clock O-5 PU 2k2 5V -
17 VCC Power +5V PWR - -
18 VCC Power +5V PWR - -
19 OVCR# Over Current Detect for USB I-3,3 PU 10k 3,3V -
20 GPCS# - nc - not supported
21 EXTSMI# System Management Interrupt Input I-3,3 PU 10k 3,3V -
22 I2DAT I2C Bus Data IO-5 PU 2k2 5V -
23 SMBCLK SM Bus Clock O-3,3 PU 2k2 3,3V -
24 SMBDATA SM Bus Data IO-3,3 PU 2k2 3,3V -
25 SIDE_CS3# - nc - not supported
26 SMBALERT SMB Alert I-3,3 PU 2k2 3,3V -
27 SIDE_CS1# - nc - -
28 DASP_S - nc - not supported
29 SIDE_A2 - nc - -
30 PIDE_CS3# Primary IDE Chip Select Channel 1 O-3,3 - -
31 SIDE_A0 - nc - -
32 PIDE_CS1# Primary IDE Chip Select Channel 0 O-3,3 - -
33 GND Ground PWR - -
34 GND Ground PWR - -
35 PDIAG_S - nc - -
36 PIDE_A2 Primary IDE Adress Bus O-3,3 - -
37 SIDE_A1 - nc - -
38 PIDE_A0 Primary IDE Adress Bus O-3,3 - -
39 SIDE_INTRQ - nc - -
40 PIDE_A1 Primary IDE Adress Bus O-3,3 - -
41 PM_BATLOW# Battery Low I-3,3 PU 8k2 3,3V -
42 GPE1# General Purpose Power Event 1 I-3,3 PU 10k 3,3V GPIO13 on ICH7-M
43 SIDE_AK# - nc - -
44 PIDE_INTRQ Primary IDE Interrupt Reqeuest I-3,3 PU 8k2 3,3V -
45 SIDE_RDY - nc - -
46 PIDE_AK# Primary IDE DMA Acknowledge O-3,3 - -
47 SIDE_IOR# - nc - -
48 PIDE_RDY Primary IDE Ready I-3,3 PU 4k7,3V -
49 VCC Power +5V PWR - -
50 VCC Power +5V PWR - -
Note: The termination resistors in this table are already mounted on the ETX® board. Please refer to the design
guide for information about additional termination resistors.