AAEON AEC-6920 - Manual (Page 25)

E m b e d d e d C o n t r o l l e r A E C - 6 9 2 0
Chapter 2 Hardware Installation 2 - 8
Pin Signal Pin Signal
1 DCD (422TXD-/485DATA-) 2 RXD (422RXD+)
3 TXD (422TXD+/485DATA+) 4 DTR (422RXD-)
5 GND 6 DSR
7 RTS 8 CTS
9 RI
2.10 Hard Disk Drive Installation
Disassemble the AEC-6920
For Hard Disk Drive (HDD) installation, you have to disassemble
the bottom lid of AEC-6920 and some components and covers in
the AEC-6920.
Step 1: Unfasten the two screws on the rear panel.