2.5
3
3.1
3.2
A.1
Appendix B
B.1
ARK-1551 User Manual
Table 2.5: HDMI Connector Pin Definition ................................ 16
2.4.8
GPIO........................................................................................... 17
Table 2.6: GPIO Connector Pin Definition................................. 17
2.4.9
VGA Connector........................................................................... 17
Figure 2.9 VGA Connector ........................................................ 17
Table 2.7: VGA Connector Pin Assignments ............................ 17
Figure 2.10 Power Switch Connector Pin Assignments ............. 18
Table 2.8: Power Switch Connector Pin Assignments .............. 18
Figure 2.11LED Indicators.......................................................... 18
Figure 2.12Front I/O ANT Placement ......................................... 19
Figure 2.13 Rear I/O ANT Placement......................................... 19
Installation............................................................................................... 20
2.5.1
2.5.2
RAM Installation.......................................................................... 21
2.5.3
2.5.4
M.2 Installation............................................................................ 23
2.5.5
2.5.6
Introduction ............................................................................................. 28
Entering BIOS Setup............................................................................... 29
3.2.1
Main Setup.................................................................................. 29
3.2.2
3.2.3
3.2.4
Security....................................................................................... 64
3.2.5
Boot ............................................................................................ 65
3.2.6
Save & Exit ................................................................................. 66
Introduction....................... 69
B.1.1
Watchdog API............................................................................. 70
B.1.2
xii
.................................... 27
Code................... 67