Dell OptiPlex GX110 - Manual (Page 47)

System Board Labels
Table 1 lists the labels for connectors and sockets on your system board and gives a brief description of their functions.
Table 1. System Board Connectors and Sockets
Expansion Cards
The mini tower GX110 chassis can accommodate up to five 32- bit PCI expansion cards. Figure 25 shows an example of a 32-bit PCI expansion
card.
Figure 25. 32-Bit PCI Expansion Card Example
Expansion Card Removal
To remove an expansion card, perform the following steps:
1. Remove the computer cover .
2. If necessary, disconnect any cables connected to the card.
3. Remove the screw from the mounting bracket of the card you want to remove.
4. Grasp the card by its outside corners, and ease it out of its connector.
5. If you are removing the card permanently, install a metal filler bracket over the empty card-slot opening.
Connector or Socket Description
AUX_LED Auxiliary power indicator
B1 Battery socket
DIMM_x DIMM socket
DSKT Diskette/tape drive interface connector
ENET Integrated NIC connector
FAN Microprocessor fan connector
IDEn EIDE interface connector
KYBD Keyboard connector
MICROPROCESSOR Microprocessor connector
MONITOR Video connector
MOUSE Mouse connector
PANEL Control panel connector
PARALLEL Parallel port connector; sometimes referred to as LPT1
POWER_1 Main power input connector
POWER_2 3.3-V power input connector
RISER Riser board connector
SERIALn Serial port connectors
USB USB connectors
CAUTION: Use a wrist grounding strap as explained in " Precautionary Measures ."
NOTE: Installing filler brackets over empty card-slot openings is necessary to maintain Federal Communications Commission
(FCC) certification of the system. The brackets also keep dust and dirt out of your computer