Cisco SCH-IO-EXT-8 Reference Manual

Cisco Smart+Connected I/O Extender Reference
Guide

This document provides additional information about the available ports, technical specifications and
features of the Cisco Smart+Connected I/O Extender (SCH-IO-EXT-8).

• Overview, page 2

• Package Contents, page 2

• Requirements, page 3

• Mounting Options, page 3

• Installation Instructions, page 4

• Front View (LEDs and Other Features), page 4

• Rear View (Input and Output Ports), page 5

• Installation Instructions, page 4

• Connecting the Devices, page 6

• Configuring the Cisco I/O Extender, page 9

• Resetting the Device, page 10

• Using the Identification Button, page 10

• Specifications, page 10

• Regulatory/Safety Information, page 11

• Related Documentation, page 11

• Warranty, page 12

• Service and Support, page 12

Americas Headquarters:
Cisco Systems, Inc., 170 West Tasman Drive, San Jose, CA 95134-1706 USA

Overview

Overview

The Cisco Smart+Connected I/O Extender provides additional ports for controlling home theaters, video
devices, motion sensors, and other devices that use infrared (IR), serial, contact, and relay connections.
When paired with a Cisco Smart+Connected Residential Controller, the Cisco I/O Extender is ideal for
expanding control in large, multiroom residences or for residences with numerous devices.

Figure 1 Cisco I/O Extender

The Cisco I/O Extender provides the following features:

• Includes eight IR and four serial outputs.

• Eight contacts and eight relays for expanded control in large residences.

• Makes it possible to easily add control capability to new or existing systems.

• Flexible rack or wall mounting options.

• Provides expanded control options for exceptional value.

Package Contents

The following items are included in your Cisco I/O Extender box:

• Cisco I/O Extender

• Power cord

• 6 IR Emitters

• 4 Pluggable Contact/Relay Connectors

• 1U Rack Mount Ears

• Warranty Card

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Requirements

Prior to installing this product, ensure that: Ethernet network wiring is in installed and functioning.

Mounting Options

Before installing the Cisco I/O Extender, mount the device using one of the following options.

• Place it on a flat surface

• Mount it on the wall

• Mount it on a rack—front facing or back facing

Flat Surface

Place the device on a flat surface, and connect the devices.

Mount on a Wall (New Construction)

Requirements

Mount in a Rack

Step 1 Screw the rack mount ears to the front of the device.

Step 2 Screw the device to the front of the rack.

Step 1 Screw the rack mount ears to the back of the device.

Step 2 Screw the device to the rails on the rack. If your rack has rear rails, this may be your best option.

The device can mount to a 2-gang wall box.

• Mount the 2-gang wall box.

• Hang the device on the two (2) screws in the wall box front side up.

• Connect the devices at the bottom of the device.

Front of Rack

Back of Rack

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Installation Instructions

Installation Instructions

To install the Cisco I/O Extender, follow these general steps:

Procedure

Step 1 Ensure that your residential network is in place before starting your syst em setup, including your Cisco

Controller: The Cisco I/O Extender requires a network connection to use all output ports as designed.
When connected, the Cisco I/O Extender can access web-based media databases and the Cisco
Controller.

Step 2 Connect the Cisco I/O Extender to the network: To connect using an Ethernet connection, plug the da ta

cable from the network connection into the Cisco I/O Extender RJ-45 port (labeled “Ethernet”).

Step 3 Power up the Cisco I/O Extender: Plug the Cisco I/O Extender power cord (provided) into the Cisco I/O

Extender power plug port and then to an electrical outlet.

Step 4 Connect the system devices: Follow the steps described in the “Connecting the Devices” on page 6 .

Front View (LEDs and Other Features)

Figure 2 Front View

1 Power LED—Blue light indicates AC power is present. The device turns on immediately after power is applied to the

device.

2 Link/Identification LED— Blue LED light indicates that the Cisco I/O Extender has been identified in a Composer Pro

project. Use this button also to identify the device.

3 Data LED—Blue LED light indicates activity.

4 Status LED—Red, Orange, and Blue blinking lights indicate the status during startup.

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Rear View (Input and Output Ports)

Rear View (Input and Output Ports)

Connect all applicable devices to the Cisco I/O Extender using the connection options described in the
following figure.

Figure 3 Rear View

1 Power plug port—AC power receptacle for an IEC 320 power cord.
2 Serial Out—Four (4) serial output ports for DB9 (receivers, disc changers, etc.). See the “Connect the Serial Ports”

section on page 9 for more information.

3 IR Output—Eight (8) IR output 3.5 mm ports for up to eight (8) IR output transmitters. See the “Setting Up IR Emitters

or IR Blaster” section on page 9 for more information.

4 Ethernet—One (1) RJ-45 port for a 10/100 BaseT Ethernet connection.

5 LED Indicators—Status, Data, Link, Power.

The LEDs on the front and back of the device are the same.

See the “Front View (LEDs and Other Features)” section on page 4 for details.

6 Reset Button—Recessed Reset button. Use the end of a paper clip to press and reset the device.
7 Contacts (8 sets, Bottom Row)—Pluggable terminal block connectors for eight (8) dry contact closures, logic input

connections, Door Contact Sensors, or Motion Sensors. Provides power for small devices (12 V), signal input (SIG),

return path (GND). The current, 1250 mA, is shared across all eight (8) sets of contacts.

8 Relays (8 sets, Top Row)—Pluggable terminal block connector for eight (8) normally closed or normally opened

switchable connections, such as a blind, a fireplace, or a projector screen. The set contains a connection for Normally

Opened (NO), Normally Closed (NC), and Common (COM). Relays are rated for 24 V 6 A maximum operation.

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