background image

Eject - 

Pull both 

levers forward 

from the top 

edge. Grasp and 

pull to remove 

control module 

(power down the 

rack before 

removing).

Keypad

Scroll Wheel

Display Window Navigation Buttons

LED Indicators identify current states of:

Eject

Power

Reset

DMX Ports

Network

Panic

Net3 Ethernet

USB 

Load software and 

configurations

The User Interface

Navigation

Use the scroll wheel and up/down arrows to move the 

selection cursor on any menu screen until the desired item 

is highlighted. Press 

[Enter]

 to select the highlighted item.

Use keypad to enter values and select dimmers or ranges of 

dimmers.
Press 

[< Back]

 to return to the previous screen on any 

menu.
Press menu buttons (

Test, About, Setup

) to access features 

within that menu type - see above.

Corporate Headquarters

   3031 Pleasant View Road, P.O. Box 620979, Middleton, Wisconsin 53562-0979 USA   Tel +608 831 4116   Fax +608 836 1736

London, UK

   Unit 26-28, Victoria Industrial Estate, Victoria Road, London W3 6UU, UK   Tel +44 (0)20 8896 1000   Fax +44 (0)20 8896 2000

Rome, IT 

 Via Pieve Torina, 48, 00156  Rome, Italy   Tel +39 (06) 32 111 683   Fax +44 (0) 20 8752 8486

Holzkirchen, DE

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Hong Kong 

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Service: 

(Americas)

 [email protected]

 

 

(UK)

 [email protected]

   (DE)

 [email protected]

 

 

(Asia)

 [email protected]

Web:

 www.etcconnect.com

   Copyright © 2011 ETC. All Rights Reserved.   Product information and specifications subject to change.

7140M1300-1.2.0 

 

 Rev A   Released 2011-12

User Quick Guide

Setup

Commonly used features include

Change dimmer, rack, and network settings

Enable control ports

Change Operating Mode       

Upgrade/Backup (Media)

Change Curve and Firing Mode

Test (Live Control)

Allows you to

Set Levels     Dimmer Check      Activate Presets

About

Access information on

Dimmers     Rack      Control Sources     Errors

Navigation Shortcut Buttons

Press navigation button, navigate to desired item, press 

[Enter]

 to select.

Quick Setup   

 

SR48

Rack Number: 

 

   [1]

First Dimmer: 

 

   [1]

Numbering

[Straight]

Dimmer Double: 

 

  [No]

[Cancel]

[Go]

:

Set rack#, first dimmer, 

define if rack should be 

balanced.

Press 

[Go]

 to save.

Rack Setup

First Time Setup

CEM3 backplanes include a dipswitch field, which is set

 in the factory during the manufacturing process of the 

Sensor3 rack. There is a dipswitch map located on the

underside of the CEM3 processor for easy reference. 

Several items are determined by the dipswitch 

settings on the backplane:

 

System Voltage: 120v or 230/240v

 

Rack Size: 6,12,24,36, or 48 

 

(based on the number of dimmer modules)

 

Advanced Features

Quick Setup

In quick setup, you can set the rack number, first 

dimmer number, & straight or phase based num-

bering. This will result in a rack filled with a default 

module type. 

Service and Troubleshooting

General Maintenance

 

Make regular backups of your configuration to an USB drive or over the network as detailed in the 

 

Configuration Backup & Restore section of this document. 

 

Your rack has filters fitted into the door. Every 6 months or as needed, remove and clean the filters with a   

 

vacuum cleaner.

 

Do NOT use water or chemical cleaners in your rack or modules.

Troubleshooting

Display of the CEM3 is not lit up

 

Check that power is connected to the rack. If an installed rack, check that the power disconnect is turned on. If  

 

a portable pack, check that power is connected and turned on.

 

Check that the CEM3 is fully seated in the rack. The black latches on either side of the CEM3 should be    

 

pushed up and the CEM3 should be flush with the front of the rack.

Dimmers not turning on

 

Check that there is power to the CEM3 as described above.

 

Check that your control source (Network or DMX) connections are ok. 

 

There may be an error message on the CEM3 display. 

 

Common error messages that might prevent dimmers from turning on include:

 

 

Fan Fail - check that the fan is running & clear of obstructions.

 

 

CPU Overtemp - check the temperature in the dimmer room.

 

 

Voltage Too High / Too Low - check the incoming power supply to the rack.

 

 

Dimmer Overtemp - check that the specified dimmer is not overloaded and check cooling.  

Controller Replacement

The configuration for the CEM3 is automatically 

stored in two places: the backplane of the rack & in 

the CEM3. 

If you have to replace the CEM3, you can simply pull 

out the CEM3 & insert the new one. 

If you have to replace the backplane as well, you can 

reload the configuration from an USB drive as 

detailed in the Configuration Backup & Restore 

section of this document. 

Configuration Backup & Restore

There is a USB key slot on the front of the CEM3. This is for 

saving the rack configuration to a USB drive for safe keeping, & 

for reloading the configuration if needed.

To Save a Configuration

1. Press 

[Setup]

.

2. Scroll to 

{Media/Backup}

.

3. Press 

[Check]

.

4. Scroll to 

{Save Cfg to USB}

5. Press 

[Check]

.

The configuration will be saved with 

a name based on the date & time.

To Load a Configuration

The configuration must be in the root directory of the USB 

device.

1. Press 

[Setup]

.

2. Scroll to 

{Media/Backup}

.

3. Press 

[Check]

.

4. Scroll to 

{Load Cfg to USB}

5. Press 

[Check]

.

Panic

(Setup>Panic)

Panic allows dimmers to be turned on via a contact 

closure. Typically this is used to connect to a fire

alarm system, or a simple switch system to turn on 

houselights. Panic is generally configured at installation. 

If you need to change the dimmers in thei panic preset, 

please contact ETC Technical Services at the office 

nearest to you. A list of ETC offices is given at the 

bottom of this page. 

When panic is active, the red panic LED on the front of 

the CEM3 will be lit and ‘Panic Active’ will be displayed.

For advanced setup options and additional information, please see the 

CEM3 wiki at www.etcconnect.com/Sensor3help.

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