C System board designators
This appendix describes the system board designators for this computer.
Main system board
Table C-1 Main system board designators
Designator Name on board Component
E1 FDO/E1 Flash Descriptor Override header/jumper
E14 BB/E14 Boot Block header/jumper
E15 BBR/E15 Crisis recovery header/jumper
E49 PSWD/E49 Clear password header/jumper
CON4 CON4 Webcam/Digital Mic connector
CON5 CON5 Bluetooth connector (optional)
CON6701 CON6701 Rear DP/LAN connector (white)
J7 J7 Side I/O connector (black)
J15 J15 Rear USB/Audio connector (white)
J16 J16 eDP (embedded DisplayPort) connector (white)
J41 Slot 0 PCIe3 x 16 100W MXM (PCIe x16) graphics connector (black)
J61 Slot 1 PCIe2 x1 10W Mini PCIe (PCIe2 x1, USB) connector (black)
J62 Slot 2 PCIe2 x1 10W Mini PCIe (PCIe2 x1, USB) connector (black)
J63 Slot 3 PCIe2 x1 10W Mini PCIe (PCIe2 x1, USB) connector (black)
SW50 SW50/CMOS Clear CMOS button
P1 PWR Power Supply, 20-pin (white)
P2 PWR LED LED Sync and Power, 19-pin (black)
P5 PB/LED Side power button/LED (black)
P9 MXM FAN MXM blower (white)
P11 MEMFAN Memory blower (black)
P26 Internal USB Internal USB 2.0 2x5 header (blue)
P60 SATA0 SATA 6.0 Gbps HDD port (black)
P61 SATA1 SATA 6.0 Gbps HDD port (black)
P62 SATA2 SATA 6.0 Gbps HDD port (black)
Main system board
105