IBM 2274 - Manual (Page 144)

110 IBM Desktop System HMM
NOTE: The white corner of the jumper block
represents pin 1.
CN6 HDD LED connector HDD LED
CN7 Audio connector
CN10 AGP video card
connector VGA card
CN11 CD-in connector CD-ROM
CN12 Secondary IDE
connector CD-ROM
CN13 Primary IDE
connector Hard Disk Drive
CN14 Diskette drive
connector Diskette Drive
CN15 Front panel USB
connector USB device
CN16 Wake on LAN
(WOL) connector LAN card
JP3 Power Switch
connector Power switch
JP4 Reset switch
connector Reset switch
JP5
JP8
Headphone and line
out jumpers
JP12 Power LED
connector Power LED
JP14 CMOS setup
Socket A Processor connector Processor