Dell OptiPlex Gxi - Manual (Page 63)

Working Inside Your Computer 5-7
System Board and Riser Board Labels
Table 5-2 lists the labels for connectors and sockets on
your system board and riser board, and it gives a brief
description of their functions.
Table 5-1. System-Board Jumper Settings
Jumper Setting Description
BIOS (default) Reserved (do not change).
NICRST (default) Reserved (do not change).
PSWD (default) Password features are enabled.
Password features are disabled.
100 Reserved (do not use).
133 * Jumpered when the microprocessor’s internal speed is 133 MHz.
166 * Jumpered when the microprocessor’s internal speed is 166 MHz.
200 * Jumpered when the microprocessor’s internal speed is 200 MHz.
233 * Jumpered when the microprocessor’s internal speed is 233 MHz.
* One set of the speed jumper pins must have a jumper plug installed; otherwise, the system will operate at an undetermined
speed.
NOTE: For the full name of an abbreviation or acronym used in this table, see the Glossary in your online System User’s Guide.
jumpered unjumpered