Table Of Contents

Specifications and Cables

System Specifications

Port Connector Pinouts

Cabling Specifications

Ethernet Cable Specifications

Maximum Cable Distances

Specifications and Cables

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This appendix provides system, port, and cabling specifications for the Cisco 828 router and the SOHO 78 router.

System Specifications

Table A-1 outlines the system specifications for the Cisco 828 router and the SOHO 78 router.

Table A-1 System Specifications 

Description	Design Specification
Physical Dimensions
Dimensions (H x W x D)	2.0 x 9.7 x 8.5 in. (5.1 x 24.6 x 21.6 cm)
Dimensions with cables connected (H x W X D)	2.0 x 9.7 x 10.3 in. (5.1 x 24.6 x 26.2 cm)
Weight (excludes desktop power supply)	Cisco 828 router: 1.47 lb (0.67 kg) SOHO 78 router: 1.43 lb (0.65 kg)
Environmental Operating Ranges
Nonoperating temperature	-4 to 149°F (-20 to 65°C)
Nonoperating humidity	5 to 95%, relative humidity
Nonoperating altitude	0 to 15,000 ft (4570 m)
Operating temperature	32 to 104°F (0 to 40°C)
Operating humidity	10 to 85%, relative humidity
Operating altitude	0 to 10,000 ft (3000 m)
Router Power
AC input voltage	100 to 240V
Frequency	50 to 60 Hz
Power consumption	15W maximum

For information on regulatory compliance, see the Regulatory Compliance and Safety Information for Cisco 828 and SOHO 78 Routers document that shipped with your router.

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Warning  Ultimate disposal of this product should be handled according to all national laws and regulations.

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Port Connector Pinouts

This section provides pinouts for the following connectors:

•Ethernet— See Table A-2, Table A-4, and Table A-5

•Console (for connecting a terminal or PC)—See Table A-3

Table A-2 Cisco 828 Router and SOHO 78 Router Ethernet Connector Pinouts (RJ-45) 

Pin	Function (TO HUB/TO PC Button - IN Position)	Function (TO HUB/TO PC Button - OUT Position)
1	TX+	RX+
2	TX-	RX-
3	RX+	TX+
4	Unused	Unused
5	Unused	Unused
6	RX-	TX-
7	Unused	Unused
8	Unused	Unused

Table A-3 Console Connector Pinouts (RJ-45)

Pin	Function
1	RTS
2	DTR
3	TXD
4	GND
5	GND
6	RXD
7	DSR
8	CTS

The console port is configured as a data communications equipment (DCE) device. The default parameters for the console port are as follows:

•9600 baud

•8 data bits

•No parity

•One stop bit

Cabling Specifications

This section provides specifications for the following types of Ethernet cables, which you might need to provide:

•Straight-through

•Crossover

This section also provides information on Ethernet cable distance limitations.

Ethernet Cable Specifications

Table A-4 provides the specifications for straight-through and crossover Ethernet cables. See the Glossary for definitions for straight-through and crossover Ethernet cables.

Table A-4 Ethernet Cable Specifications

Type	Category	Shielding
10BaseT	Category 3 or 5	Shielded twisted-pair (STP)
10BaseT	-	Unshielded twisted-pair (UTP)

Maximum Cable Distances

Table A-5 shows the maximum distances of Ethernet and xDSL cables that you can use.

Table A-5 Maximum Cable Distances

Cable	Maximum Distance
Ethernet cable	328 ft (100 m)
xDSL cable	500 ft (152 m)