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CM-CU21 Commentator Unit User Handbook

15

CM-CU21 COMMENTATOR UNIT

5

C

ONFIGUR

A

TION OPTIONS

To save the current option settings to backup set 1:

 press and hold the Commentator 

1 On Air and Talkback B buttons for 2 seconds. These buttons will then illuminate red to 
verify that the options have been saved to backup set 1.

To save the current option settings to backup set 2:

 press and hold the Commentator 

2 On Air and Talkback B buttons for 2 seconds. These buttons will then illuminate red to 
verify that the options have been saved to backup set 2.

To load backup set 1 and overwrite the current option settings: 

press and hold the 

Commentator 1 On Air and Talkback A buttons for 2 seconds. These buttons will then 
illuminate red to verify that backup set 1 has been loaded.

To load backup set 2 and overwrite the current option settings:

 press and hold the 

Commentator 2 On Air and Talkback A buttons for 2 seconds. These buttons will then 
illuminate red to verify that backup set 2 has been loaded.

To exit setup mode: 

press and hold the Commentator 1 and Commentator 2 On Air 

buttons for 3 seconds. When the power indicator stops flashing, the On Air buttons can be 
released and the unit will enter normal operating mode.

In addition to being able to load and save options, it is also possible to return the setup 
options to their factory default settings. Please note: all changes made to the options 
settings will be lost. Loading of the factory defaults does not affect the options stored in 
the backup sets.

To return the current option settings to factory defaults:

 apply power to the unit whilst 

keeping Commentator 1 Talkback B and Commentator 2 Talkback A buttons pressed for 
5 seconds. These buttons will then illuminate red to verify that the default options have 
been loaded. After the default options have been restored, the unit will return to normal 
operating mode.

Summary of Contents for CM-CU21

Page 1: ...CM CU21 Commentator Unit User Handbook...

Page 2: ...mage whatsoever arising from the use of information or any error contained in this manual No part of this manual may be reproduced or transmitted in any form or by any means electronic or mechanical i...

Page 3: ...e Input Level Control 4 PPM Meter Display 4 Limit LED 5 Power LED 5 3 Front Panel Controls Connections 6 Phantom Power Select Switches 6 Microphone Input Gain Controls 6 Headphone Outputs 6 Microphone...

Page 4: ...Fig A Packing List iii Fig B Power Connections iv Fig C Mains Lead Table v Fig 1 1 CM CU21 Commentator Unit 1 Fig 1 2 CM CU21 Commentator Unit Block Diagram 2 Fig 2 1 Top Panel View Of CM CU21 3 Fig 3...

Page 5: ...erty of the Company v no work whatsoever other than normal and proper maintenance has been carried out to the Goods or any part of the Goods without the Company s prior written consent vi the defect h...

Page 6: ...f Subject to Condition e no representation condition warranty or other term express or implied by statute or otherwise is given by the Company that the Goods are of any particular quality or standard...

Page 7: ...ging and should be inspected for damage before use Where an item is found to have transit damage notify the carrier immediately with all the relevant details of the shipment Packing materials should b...

Page 8: ...f fuse is used Incorrectly rated fuses could present a possible fire hazard under equipment fault conditions The fuse rating for the Commentator Unit is Universal 85 264V operation 1A 5x20mm SB The ac...

Page 9: ...V Australasian 3 pin to IEC lead Fig C Mains Lead Table E g order CM CU21 UK for a UK IEC lead to be supplied Installation Information Atmosphere The units should be installed in an area that is not s...

Page 10: ...ury cadmium hexavalent chromium and halide containing compounds PBB polybrominated biphenyl and PBDE polybrominated diphenyl ether Elimination of these substances will result in more environmentally f...

Page 11: ...mix of all active commentary channels A limit indicator on the main panel shows when the adjustable limiter on the mix outputs is active and a bright 21 segment LED PPM meter which can be disabled sh...

Page 12: ...channels and four remote inputs provide an external call alert to each of the talkback controls The Commentator Unit has a built in line up tone generator for easy channel identification and cabling...

Page 13: ...tons The On Air buttons route the commentator microphone input signal to the corresponding Comm output and to both of the Mix Outputs where it is mixed with all other active commentator signals These...

Page 14: ...egardless of the state of the corresponding On Air control See section 5 Configuration Options on page 10 for details The guest position commentator 3 can be set to accept a line level input and an ad...

Page 15: ...limiter The colour and brightness level of the limit LED can be changed if required see section 5 Configuration Options on page 10 for details Power LED The power LED indicates that the unit has power...

Page 16: ...not requiring phantom power The top switch position enables the microphone input phantom power Microphone Input Gain Controls Each of the commentator microphone inputs has an individually adjustable...

Page 17: ...operation of each of the main commentators talkback A and B buttons When this switch is on pressing one of the talkback buttons will automatically activate the commentators other talkback button Limit...

Page 18: ...useful in allowing the user to receive instructions on which channel to output tone to when using the test tone in manual mode When the test tone is disabled normal operating mode is resumed and the...

Page 19: ...e with the following pin assignments Pin Number I O Function 1 O Commentator 1 ON AIR active open collector output 2 O Commentator 1 TALKBACK A active open collector output 3 O Commentator 1 TALKBACK...

Page 20: ...e flash equals mode 1 two flashes equals mode 2 etc Buttons that do not have an associated option in the current page do not flash To change the current page press and hold the Commentator 3 On Air bu...

Page 21: ...ently disabled and cannot be selected Mode 2 Commentator 3 ON AIR can be selected as normal default Mode 3 Commentator 3 ON AIR is permanently selected and cannot be disabled Please note Momentary mod...

Page 22: ...N AIR is active default Commentator 2 ON AIR button Mode 1 Commentator 2 input permanently routed to Commentator 2 headphones Mode 2 Commentator 2 input routed to Commentator 2 headphones only when Co...

Page 23: ...used when a brighter limit indication is required Commentator 1 TALKBACK A button No associated option on this page Commentator 1 TALKBACK B button No associated option on this page Commentator 2 ON A...

Page 24: ...ness Mode 2 PPM display brightness level 2 Mode 3 PPM display brightness level 3 Mode 4 PPM display brightness level 4 Mode 5 PPM display brightness level 5 default Mode 6 PPM display brightness level...

Page 25: ...ettings press and hold the Commentator 2 On Air and Talkback A buttons for 2 seconds These buttons will then illuminate red to verify that backup set 2 has been loaded To exit setup mode press and hol...

Page 26: ...kHz Ref 50dB gain 1kHz Electronically Balanced Line Input Gain Range 83dB to 10dB Maximum Input Level 25dBu C M R R 70dB Frequency Response 0 2dB 20Hz to 22kHz Ref 0dB 1kHz Transformer Balanced Monito...

Page 27: ...se 98dB Average weighting Ref 8dB Line input THD N 0 002 Ref 1kHz 8dBu Headphone Outputs Gain Range 66dB to 11dB Maximum Output Level 19dBu Frequency Response 0 5dB 20Hz to 22kHz Ref 0dB 1kHz Noise 85...

Page 28: ...ins Input Universal filtered IEC continuously rated 85 264VAC 47 63Hz 10W Fuse Rating Anti surge fuse 1A 20 x 5mm DC Input XLR 4 pin male 12V DC 650mA Typical 850mA Maximum 24V DC 325mA Typical 425mA...

Page 29: ...CM CU21 Commentator Unit User Handbook 19 N OT E S NOTES...

Page 30: ...20 CM CU21 Commentator Unit User Handbook NOTES N OT E S...

Page 31: ...CM CU21 Commentator Unit User Handbook 21 NOTES N OT E S...

Page 32: ...w w w sonifex co uk t 44 0 1933 650 700 f 44 0 1933 650 726 sales sonifex co uk...

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