Dell POWEREDGE 1855 - Manual (Page 4)

Table A-2. Server Module Board Connectors
Disabling a Forgotten Password
The server module's software security features include a system password and a setup password, which are discussed in detail in "Using the System Setup
Program" in your User's Guide. The password switch 1 on the configuration DIP switch enables these password features or disables them and clears any
password(s) currently in use.
1. Remove the server module. See " Removing a Server Module " in "Installing System Options."
2. Open the server module. See " Opening the Server Module " in "Installing System Options."
3. If a daughter card is installed on the server module board, remove the daughter card. See " Removing a Daughter Card " in "Installing System Options."
Connector Description
BT1 System battery
CONn Midplane connectors 1 and 2
PROC_n Microprocessor sockets 1 and 2
DIMM n_X Memory modules (6), where X is the channel and n is the bank
HDDn SCSI hard drive connectors
J14 BMC recovery jumper
NOTE: Do not use the BMC recovery jumper unless instructed to do so by a Dell technical support representative.
J16 Front control panel connector
J19, J20 Daughter card connectors
PASSWD password switch 1
NVRAM_CLR clear NVRAM switch 2
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 came with the product.