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Dell PowerEdge R920 System Owner's Manual

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System Board Connectors

Figure 1. System Board Jumpers and Connectors
The figure shows the system board connectors and jumpers.
Table 1. System Board Jumpers and ConnectorsThe following table shows the system board jumpers and connectors
Item Connector Description
1 J_VIDEO VGA connector
2 JA_IDRAC_RG45 IDRAC connector
3 INT_STORAGE/ J_PERC Integrated storage controller card connector
4 J_PCIE_SLOT1 Left I/O Riser Connector (Optional)
5 IO_RISER1/J_NDC_RISER NDC Riser Connector
6 J_PCIE_SLOT 3–8 Expansion-card connectors
7 J_PCIE_SLOT9 Right I/O Riser Connector (Optional)
8 USB1/USB2 J_USB USB connector
9 J_SERIAL Serial connector
10 JA_CYC System Identification connector
11 W_CYC_ID System Identification button connector
12 J_SATA_PWR_BC SATA power Backplane connector
13 SATA_B SATA B connector
14 SATA_C SATA C connector
15 SATA_A SATA A connector
16 J_USB_INT Internal USB connector
17 CPU4 Processor socket 4
18 CPU3 Processor socket 3
19 CPU2 Processor socket 2
20 CPU1 Processor socket 1
21 J_BP_PWR_B Backplane Power Connector B
22 MEMORY RISER A to H Memory Riser connectors A to H
23 J_BP_PWR_A Backplane Power Connector A
24 Optical Drive Connector N/A
25 J_SATA_PWR_A Optical drive SATA power Connector
26 J_BP_PWR_MISC Backplane Power Connector
27 J_FAN_MOD1 Fan tray connector
28 J_PDBL_SIG Power distribution board connector
29 J_USB_CNTRL_PNL USB control panel connector
30 CONTROL PANEL Control panel connector
31 BATTERY Battery Connector
Figure 2. Expander Daughter Card board Jumpers and Connectors (Unified Mode)
This figure shows the expander daughter card board connectors and jumpers in unified mode.
Table 2. Expander Daughter Card board Jumpers and Connectors (Unified Mode)The following table shows the Expander Daughter Card board jumpers and connectors (Unified Mode)
Item Connector Description
1 J_SAS_A1 SAS A1 connector
2 J_SAS_A SAS A connector
3 J_XCEDE_SAS1 SAS 1 connector
4 J_XCEDE_SAS2 SAS 2 connector
5 J_SAS_B SAS B connector
6 J_SAS_B1 SAS B1 connector
Figure 3. Expander Daughter Card board Jumpers and Connectors (Performance Mode)
This figure shows the expander daughter card board connectors and jumpers in performance mode.
Table 3. Expander Daughter Card board Jumpers and Connectors (Performance Mode)The following table shows the Expander Daughter Card board jumpers and connectors (Performance Mode)
Item Connector Description
1 J_SAS_A SAS A connector
2 J_XCEDE_SAS1 SAS 1 connector
3 J_XCEDE_SAS2 SAS 2 connector
4 J_SAS_B SAS B connector
5 J_SAS_A SAS A connector
6 J_XCEDE_SAS1 SAS 1 connector
7 J_XCEDE_SAS2 SAS 2 connector
8 J_SAS_B SAS B connector

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