Table 10. System board connectors and descriptions
Item Connector Description
1 FAN 1 Fan 1 cable connector
2 BP_SIG Backplane signal cable connector
3 NVRAM_CLR Clear NVRAM
4 PWRD_EN Reset BIOS password jumper
5 RISER_PCIE PERC PCIe x8 socket
6 INT_USB_3.0 Internal USB 3.0 connector
7 OMNIVU_LED1 System board LED indicators (7)
8 CPU Processor socket
9 P2 Power cable connector 2
10 A1, A2, A3, A4 Memory module sockets
11 SATA0-3 SATA signal cable connector
12 SATA_ODD-HDD4 SATA connector—Optical drive SATA connector
13 P1 Power cable connector 1
14 FAN4 Fan 4 cable connector
15 FAN3 Fan 3 cable connector
16 FAN2 Fan 2 cable connector
17 TPM TPM connector
18 LEFT_LED Left control panel cable connector
19 R_INTRUSION Intrusion switch cable connector
20 IDSDM/vFlash IDSDM/vFlash connector
21 CMOS Battery CMOS battery connector
22 HDD/ODD_PWR Optical drive power cable connector
23 CTRL_PNL Right control panel cable connector
System board jumper settings
For information on resetting the password jumper to disable a password, see the Disabling a forgotten password section.
Disabling forgotten password
The software security features of the system include a system password and a setup password. The password jumper enables or disables
password features and clears any password(s) currently in use.
Prerequisites
CAUTION:
Many repairs may only be done by a certified service technician. You should only perform troubleshooting and
simple repairs as authorized in your product documentation, or as directed by the online or telephone service and
support team. Damage due to servicing that is not authorized by Dell is not covered by your warranty. Read and follow
the safety instructions that are shipped with your product.
Steps
1. Power off the system, including any attached peripherals, and disconnect the system from the electrical outlet.
96
PowerEdge R240 jumpers and connectors
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