Dell PowerEdge 2850 - Manual (Page 5)

Figure A -5 shows the components on the optional PCI-X/PCIe expansion-card riser board, including the expansion-card slots and buses. Table 6 -2 lists the PCI
bus and operating speed for each expansion-card slot.
Figure A-5. Optional PCI-X/PCIe Expansion-Card Riser Board Components
SCSI Backplane Board Connectors
Figure A -6 shows the location of the connectors on the SCSI backplane board.
Figure A-6. SCSI Backplane Board Components
Disabling a Forgotten Password
The system's software security features include a system password and a setup password, which are discussed in detail in "Using the System Setup Program"
in the User's Guide. The password jumper enables these password features or disables them and clears any password(s) currently in use.
1. Turn off the system, including any attached peripherals, and disconnect the system from the electrical outlet.
2. Open the system. See " Opening the System " in "Troubleshooting Your System."
NOTICE: See "Protecting Against Electrostatic Discharge" in the safety instructions in your Product Information Guide.