Lenovo NetVista Hardware Maintenance Manual (HMM) for Aptiva and NetVista 2255 - Page 121
Connectors and Functions for the System Board of Machine Types 2255 and 2275, Front USB, S/PDIF
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Connectors and Functions for the System Board of Machine Types 2255 and 2275 Table 5-2. Connectors and Functions for the System Board of Machine Types 2255 and 2275 Connector Function JP1 Passive speaker connector JP2 CD Audio connector P1 Game port, audio in, audio out and MIC connector P2 PS/2 Keyboard and Mouse connector P3 LAN and USB connector P4 VGA connector P5 LPT1 connector P6 COM 1 connector J1 PCI Slot 1 J2 PCI Slot 2 J3 PCI Slot 3 BAT 1 Battery socket J7 CPU FAN JP5 Hard Disk connector (Primary IDE) JP6 CD-ROM Drive connector (Secondary IDE) JP8 Floppy connector JP9 Front Panel Connector (power/IDE indicator and power button) J6 ATX Power connector JP3 Front USB, S/PDIF, Audio In, Audio Out and Volume control U27 Flash ROM BIOS 121