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PE-4S-R21
4-Slot PICMG 1.3 PCIe to PCI Bridge Backplane
Ver. 2.1
1 USB1、USB2: External 4 Port USB Connectors From the
Mainboard
7 5 3 1
● ● ● ■
● ● ● ●
PIN DESCRIPTION PIN DESCRIPTION
1 VCC 2 GROUND
3 DATA- 4 DATA+
5 DATA+ 6 DATA7 GROUND 8 VCC
USB1、USB2
Aug 27, 2007
2 FAN1、FAN2、FAN3、FAN4 : Fan Connector
3 ATXCTL1 : Backplane to Mainboard ATX Power Control
Connector
4 PWRBTN : External Power On Button
123
123
PIN DESCRIPTION
1 Ground
2 +12V
3 NC
PIN DESCRIPTION
1 GND
2 PSON#
3 5VSB
●
■
2
1
PIN DESCRIPTION
1 GND
2 PWRBT#
1
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5 RESET : Reset Button Connector
●
■
2
1
PIN DESCRIPTION
1 GND
2 SHB_RST#
6 PWRGD : External Power Good Connector
●
■
2
1
PIN DESCRIPTION
1 GND
2 PWRGD
7 SM-BUS : External System Management BUS Connector
●
■
2
1
PIN DESCRIPTION
1 SMDATA
2 SMBCLK
8 CN1 : PCIE X16 SDVO Control Signal Pin
12 3
■ ● ●
PIN DESCRIPTION
1 EXP_EN
2 SDVO_CLK
3 SDVO_DAT
9 IOPWR : The I/O Power Connector indicators for controlling your
CPU board
PIN DESCRIPTION PIN DESCRIPTION
1 GND 2 -12V
3 +12V 4 GND
5 IPMB_DA 6 5VSB
7 GND 8 GND
9 IPMB_CL 10 5VSB
11 +5V 12 PWRGD
13 SMDAT 14 SHB_RST#
15 5VSB 16 GND
17 SMCLK 18 PSON#
19 +3.3V 20 PWRBT#
19 17 15 13 11 9 7 5 3 1
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20 18 16 14 12 10
8642
2