Designator Name on board Component
P62 SATA2 SATA 6.0 Gbps optical drive port (black)
P8 CPU FAN CPU cooler (black)
P125 HSENSE Hood sensor (white)
P160 SATA PWR SATA hard drive power (white)
P161 ODD PWR SATA optical drive power/eject (white)
P6 SPKR Internal speakers (white)
XBT1 BATT Battery holder
BZ1 BZ1 Internal buzzer for beep codes (black)
XMM1 - XMM4 DIMM1 — DIMM4 Memory slots
XU1 PROCESSOR CPU socket
Rear I/O board
All connectors on the rear I/O board, except for J90, are on the bottom of board.
Designator Name on board Component
J90 USB2 Internal USB 2.0 Type A
J9 RJ45 LAN
J64 DISPLAYPORT DisplayPort
J15 Rear IO Rear USB/Audio connector (white)
J16 DP/LAN Rear DP/LAN connector (white)
J81 USB2 Dual-USB 2.0
J82 USB2 Dual-USB 2.0
J76 S/PDIF Optical S/PDIF
J79 SUB Subwoofer jack
J73 IN Audio line-in jack
J74 OUT Audio line-out jack
84 Appendix C System board designators