Server Board Overview Intel® Server Board SE7520JR2
Revision 1.0
C78844-002
24
Table 1: Baseboard Layout Reference
Ref # Description Ref # Description
1
(J1A1) 2-Pin Chassis Intrusion Header
(J1A2) 2-Pin Hard Drive Act LED Header
(J1A4) Rolling BIOS Jumper
22 CPU #2 Fan Header
2 10-Pin DH10 Serial A Header 23 CPU #1 Fan Header
3 Ext SCSI Channel B Connector 24 5-pin Power Sense Header
4 USB Port 2 25 PXH – Chipset Component
5 USB Port 1 26 CPU #2 Socket
6 Video Connector 27 CPU #1 Socket
7 NIC #2 28 ICH5-R – Chipset Component
8 NIC #1 29 SATA Ports
9 RJ-45 Serial B Port 30
(J1H2) Recovery Boot Jumper
(J1H3) Password Clear Jumper
(J1H4) CMOS Clear Jumper
10 Stacked PS/2 Keyboard and Mouse Ports 31 Legacy ATA-100 connector
11 Intel Management Module Connector 32 50-pin Control Panel Header
12 CMOS Battery 33 100-pin Control Panel, Floppy, IDE Connector
13 Full Height Riser Card Slot 34 Legacy Floppy Connector
14 Low Profile Riser Card Slot 35 SSI 34-pin Control Panel Header
15 DIMM Slots 36 8-Pin AUX Power Connector
16 68-pin SCSI Channel A Connector 37 24-Pin Main Power Connector
17 LSI 53C1030 SCSI Controller 38 SSI System Fan Header
18 MCH – Chipset Component 39 SR1400/SR2400 System Fan Header
19 1x10 USB Header 40 Processor Voltage Regulator Circuitry
20 2x5 USB Header
21 ATI RageXL Video Controller
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