Dell OptiPlex GL Service Manual - Page 20
System Board Layout, Video Memory
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microphone jack (NIC-IN) speaker-out jack (SPKR-OUT) line-in jack (LINE-IN) riser board power connector (RSR PWR1) System Board Layout The subsections that follow provide service-related information about the system board components. NIC connector (ENET) USB connector (USB) serial port 2 connector (SERIAL2) keyboard/mouse connectors (stacked) (KYBD/MOUSE) serial port 1/parallel port connectors (stacked) (PARALLEL/SERIAL) microprocessor fan connector (FAN) battery socket (BATTERY) DIMM sockets (4) main power input connector (POWER1) riser board connector (RISER) microprocessor socket (MICROPROCESSOR) riser board power connector (RSR PWR2) 3.3-V power input connectors (POWER2) CD-ROM connector (CD_IN) secondary microprocessor card (or terminator card) connector (2ND_CPU) front of system unit primary EIDE interface connector (IDE1) jumpers control panel connector (PANEL) diskette/tape drive interface connector (DSKT) secondary EIDE interface connector (IDE2) Figure 1-10. System Board Components Video Memory See the documentation from the video card manufacturer that came with your system for information on removing and replacing video-memory upgrade chips. 1-12 Dell OptiPlex GXpro Systems Service Manual