Compaq dc5850 Technical Reference Guide: HP Compaq dc5850 Series Business Desk - Page 23
Support Components, 3.4 System Memory - hp dual monitor
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System Overview 2.3.3 Support Components Input/output functions not provided by the chipset are handled by other support components. Some of these components also provide "housekeeping" and various other functions as well. Table 2-3 shows the functions provided by the support components. Table 2-3 Support Component Functions Component Name Function SCH5327 SIO Controller Keyboard and pointing device I/F Diskette I/F Serial I/F (COM1and COM2) [1] Parallel I/F (LPT1, LPT2, or LPT3) [2] PCI reset generation Interrupt (IRQ) serializer Power button and front panel LED logic GPIO ports Processor over temperature monitoring Fan control and monitoring Power supply voltage monitoring SMBus and Low Pin Count (LPC) bus I/F Broadcom BMC5754 Network Interface Controller 10/100/1000 Fast Ethernet network interface controller. AD1884A HD Audio Codec Audio mixer Two digital-to-analog stereo converters Two analog-to-digital stereo converters Analog I/O Supports stereo (two-channel) audio streams NOTE: [1] COM2 requires optional bracket/cable assembly. [2] LPTn support requires optional bracket/cable assembly. 2.3.4 System Memory These systems implement a dual-channel non-ECC Double Data Rate (DDR2) memory architecture. All models support DDR2 800- and 667-MHz DIMMs, and are shipped with DDR2 800-MHz (PC2-6400) DIMMs. These systems provide four DIMM sockets and support a total of 8 gigabytes of memory. ✎ DDR and DDR2 DIMMs are NOT interchangeable. Technical Reference Guide www.hp.com 2-7