Dell Alienware Alpha (Late 2014) - Manual (Page 13)

System-Board Components
1 processor socket 2 processor-fan cable connector
(CPU_FAN)
3 clear password jumper
(CLEAR_PASSWORD) 4 power-button connector
(ALIEN_HEAD)
5 memory-module slot (DIMM2) 6 memory-module slot (DIMM1)
7 video-card fan cable connector
(GPU_FAN) 8 front-panel light board cable
connector (LOGO)
9 USB-port cable connector
(INT_USB2) 10 wireless-card slot
11 clear CMOS jumper (RTCRST) 12 video card
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