COM Port Pinout Assignments
A-4 Specifications
COM Port Pinout Assignments
TheCOMportisaserialcommunicationsportforlocalaccesstoLocalManagement.
RefertoTabl e A3fortheCOMportpinassignments.
Regulatory Compliance
The4G428549and4G420572modulesmeetthesafetyandelectromagneticcompatibility
(EMC)requirementslistedinTabl e A4:
Table A-3 COM Port Pin Assignments
Pin Signal Name Input/Output
1 Transmit Data (XMT) Output
2 Clear to Send (CTS) Input
3 Data Set Ready (DSR) Input
4 Receive Data (RCV) Input
5 Signal Ground (GND) NA
6 Request to Send (RTS) Output
7 Data Terminal Ready (DTR) Output
8 Data Carrier Detect (DCD) Input
Table A-4 Compliance Standards
Regulatory Compliance Standards
Safety UL 60950, CSA C22.2 No. 60950, 2006/95/EC, EN
60950, IEC 60950, EN 60825, 21 CFR 1040.10.
Electromagnetic Compatibility (EMC) 47 CFR Parts 2 and 15, CSA C108.8, 2004/108/EC, EN
55022, EN 61000-3-2, EN 61000-3-3, EN 55024, AS/
NZS CISPR 22, VCCI V-3.