Cisco Systems Cisco 837 Port Connector Pinouts, Description Design Specification Router Power

Appendix A Specifications and Cables

Port Connector Pinouts

Table A-1 System Specifications (continued)

Description		Design Specification
Router Power
AC input voltage		100 to 240 VAC
Frequency		50 to 60 Hz
Power consumption		Maximum of 18W
Voltage		18 VDC
	For information on regulatory compliance, refer to the Regulatory Compliance
	and Safety Information for Cisco 800 Series and SOHO Series Routers document
	that shipped with your router.
Warning	Ultimate disposal of this product should be handled according to all national
	laws and regulations.

Port Connector Pinouts

This section provides pinouts for the following connectors:

•Console (for connecting a terminal or PC)—See Table A-2.

•ADSL—See Table A-3.

Table A-2 Console Connector Pinouts (RJ-45)

		Pin	Function
1			RTS
2			DTR
3			TXD
4			GND
5			GND
6			RXD
	Cisco 837 Router and SOHO 97 Router Hardware Installation Guide
A-2			78-14781-02