Cisco Meraki MR42 User Manual

MR42 Installation Guide
The Cisco Meraki MR42 is a dual-band enterprise class 802.11ac cloud-managed access point. Designed for high capacity and high density, the MR42 meets
the needs of the most demanding environments, and also includes the first ever cloud-managed third radio dedicated to optimizing the RF environment
and securing the airwaves.
About this Guide
This guide provides instruction on how to install and configure your MR42 access points. This guide also provides mounting instructions and limited
troubleshooting procedures. For more wireless installation guides, refer to the wireless installation guides section on our documentation website.
Product Overview
Physical Specifications
MR42
Interfaces
• 1x 10/100/1000 BASE-T Ethernet (RJ45)
• 1x DC power connector (5.5 mm x 2.5 mm, center positive)
Power
• Power over Ethernet: 37 - 57 V (802.3at required with functionality-restricted 802.3af
mode supported)
• Alternative: 12 V DC input
• Power consumption: 20W max (802.3at)
• Power over Ethernet injector and DC adapter sold separately
Environment
• Operating temperature: 32 °F to 104 °F (0 °C to 40 °C)
• Humidity: 5 to 95% non-condensing
Physical Security
• Two security screw options (included) (10 mm long and 2.5 mm diameter and 4.7 mm
head)
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Cisco Meraki MR42 Specifications

General

2.4 GHz	Yes
Bandwidth	5 GHz
Modulation	256-QAM
Frequency band	2.412 - 5.825 GHz
Networking standards	IEEE 802.11a, IEEE 802.11ac, IEEE 802.11b, IEEE 802.11e, IEEE 802.11g, IEEE 802.11h, IEEE 802.11i, IEEE 802.11k, IEEE 802.11n, IEEE 802.11r, IEEE 802.11u
Virtual LAN features	Tagged VLAN
Ethernet LAN data rates	10, 100, 1000 Mbit/s
Maximum data transfer rate	1900 Mbit/s
WAN connection	Ethernet (RJ-45)
USB 2.0 ports quantity	0
Ethernet LAN (RJ-45) ports	1
Security algorithms	AES, TKIP
Antenna features	Integrated antenna
Antenna direction type	Omni-directional
AC input voltage	12 V
Power consumption (max)	20 W
Placement	Ceiling, Table, Wall
Product color	White
LED indicators	Status
Cable lock slot type	Kensington
Operating temperature (T-T)	0 - 40 °C
Operating relative humidity (H-H)	5 - 95 %
Harmonized System (HS) code	85176990

Weight and Dimensions

Depth	155.8 mm
Width	253.4 mm
Height	37.1 mm
Weight	700 g

Summary

Product Overview and Specifications

Physical Specifications

Details the physical characteristics, interfaces, power, and environment of the MR42.

Interfaces

Lists the physical ports available on the MR42 access point.

Power

Specifies power requirements and consumption for the MR42.

Environment

Outlines the operating temperature and humidity limits for the device.

Product View and Features

Product View and Physical Features

Illustrates the physical layout and key features of the MR42 device.

Security Features

Outlines methods for physically securing the access point after installation.

Ethernet Ports

Describes the Gigabit Ethernet RJ45 port for WAN uplink.

Installation Preparation and Safety

Safety and Warnings

Crucial safety precautions and electrical warnings for installation.

Pre-Install Preparation

Steps to complete before beginning the on-site installation process.

Configure Your Network in Dashboard

Overview of adding and configuring the MR42 in the Meraki dashboard.

Collect Tools

Lists the necessary tools required for the installation process.

Mounting Procedures

Choose Your Mounting Location

Guidance on selecting the optimal location for MR42 placement.

Attach the mount cradle

Instructions for attaching the MR42 mount cradle to various surfaces.

Drop ceiling mount using mount cradle

Steps for mounting the MR42 onto a drop ceiling T-rail.

Electrical Junction Box Mount Using mount cradle

Instructions for mounting the cradle to electrical junction boxes.

Powering, Securing, and Verification

Power Source Options

Details various methods for powering the MR42 access point.

LED Indicators and Run Dark Mode

Describes the multi-color LED and its meanings, including Run Dark mode.

Secure the MR42

Methods for physically securing the MR42 to its mounting location.

Verify Device Functionality and Test Network Coverage

Steps to verify correct operation and test wireless coverage.

Troubleshooting and Support

Basic Troubleshooting

Common steps for resolving basic connectivity issues.

Check Ethernet Port Functionality by Connecting to the AP

Steps to verify the functionality of the Ethernet port.

Check Static IP Address Configuration

Guidance on verifying static IP address settings.

Warranty

Information regarding the warranty coverage for the MR42 device.

Support and Additional Information

How to get further assistance and find additional documentation.