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178 Jumpers and Connectors
Figure 6-6. Optional PCIe x16 Expansion-Card Riser 2 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
and UEFI Boot Manager." The password jumper enables these password
features or disables them and clears any password(s) currently in use.
WARNING: Only trained service technicians are authorized to remove the system
cover and access any of the components inside the system. Before you begin this
procedure, review the safety instructions that came with the system.
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."
3
Move the password jumper plug to the disabled position (pins 4 and 6).
See Figure 6-1 to locate the password jumper (labeled "PWRD_EN") on
the system board.
4
Close the system. See "Closing the System."
1 chassis intrusion switch 2 plunger
3 slot 3 PCIe x16 link (full-height, 24.13-
cm [9.5-inch] length)
4 pin collars (2)
5 card edge connector
3
4
1
2
5