User Manual
Table Of Contents
- About this manual
- Chapter 1: Getting to know your Embedded Computer
- Chapter 2: Using your Embedded Computer
- Chapter 3: Upgrading your Embedded Computer
- 3.1 Removing the bottom cover
- 3.2 Replacing the bottom cover
- 3.3 Installing memory modules
- 3.4 Installing 2.5-inch storage device
- 3.5 Installing an M.2 SSD
- 3.6 Installing a nano SIM card
- 3.7 Installing a wireless card to the M.2 (E-key) slot
- 3.8 Installing an M.2 B-key module
- 3.9 Installing antennas (optional)
- 3.10 Installing wall mount brackets (optional)
- 3.11 Installing the VESA mount (optional)
- Chapter 4: Watchdog Timer
- Appendix
14
Serial (COM) connector
The 9-pin RS-232 serial (COM) connector allows you to
connect devices that have serial ports, such as bar code
scanners, modems, and printers. Refer to the table below
for the pin deînitions of the connector.
1 2 3 4 5
6 7 8 9
Pin RS-232
1 NA
2 RXD
3 TXD
4 NA
5 GND
6 NA
7 RTS#
8 CTS#
9 NA
Microphone
The built-in microphone can be used for video
conferencing, voice narrations, or simple audio recording.
Headphone jack
This port allows you to connect amplified speakers or
headphones.