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Manufacturers of audio & video

products for radio & TV broadcasters

CM-TB8

8 Channel Talkback Control Unit

HANDBOOK

Manufacturers of audio & video

products for radio & TV broadcasters

Summary of Contents for CM-TB8

Page 1: ...Manufacturers of audio video products for radio TV broadcasters CM TB8 8 Channel Talkback Control Unit HANDBOOK Manufacturers of audio video products for radio TV broadcasters...

Page 2: ...mpletely fictitious adaptation and are designed solely to document the use of Sonifex product Contents Product Warranty 2 Year Extended i Sonifex Warranty Liability Terms Conditions i 1 Definitions i...

Page 3: ...ntroduction 23 Enabling the Telephone Interface 23 Making a Telephone Call 24 Direct Dialling 24 Dialling Using an External Telephone Handset 24 Receiving a Telephone Call 24 Handling a Connected Tele...

Page 4: ...ernet www sonifex co uk Register Online for an Extended 2 Year Warranty As standard Sonifex products are supplied with a 1 year back to base warranty If you register the product online you can increas...

Page 5: ...duct has been registered at the Sonifex website when the Warranty Term is 24 months from the date of despatch the Contract means the quotation these Conditions of Sale and any other document incorpora...

Page 6: ...est and expense of the Purchaser the Company will test the Goods to ascertain performance levels and provide a report of the results of that test The report will be accurate at the time of the test to...

Page 7: ...d to look inside the unit always disconnect the mains supply before removing the equipment covers The cover is connected to earth by means of the fixing screws It is essential to maintain this earth g...

Page 8: ...03 along with the related Directive 2002 95 EC on Restrictions of the use of certain Hazardous Substances in electrical and electronic equipment RoHS The Waste Electrical and Electronic Equipment Dire...

Page 9: ...it plus the CM CU1 and CM CU21 commentator units The CM TB8 provides 8 channels of 4 wire communication with 2 additional IFB inputs that can be routed to each channel The unit has individual connecti...

Page 10: ...as the separate microphone and headphone but the gain settings are independent and the available range is from 6dB to 69dB Changing the input type automatically selects the corresponding gain setting...

Page 11: ...elected microphone type once in microphone select mode the currently selected microphone setting LEDs will flash Turn the rotary control to change the selection Both microphone and headset type can be...

Page 12: ...N input connector is routed to the headphones headset and loudspeaker at the level set by the channels own monitor level potentiometer with the overall level controlled by the MON level potentiometer...

Page 13: ...icrophone output is via a 3 pin male XLR 3 connector It outputs the gain adjusted level limited signal from the selected microphone or headset input 4W Inputs IFB Inputs Microphone Output Mains Power...

Page 14: ...ess the talk buttons on each channel to route test tone to the corresponding talkback output Each talk button will illuminate amber when pressed When a button is released the tone on that talkback out...

Page 15: ...are tally indicators and the talk active outputs indicate when any of the channel talk or group talk buttons are active The loudspeaker dim and mute outputs indicate the state of the signal routed to...

Page 16: ...the selected option on a channel is shown by a sequence of recurring red flashes on the corresponding talk button one flash equals mode 1 two flashes equals mode 2 etc To cycle through the options pr...

Page 17: ...to a network via the Ethernet port on the rear panel By default the CM TB8 is configured as a DHCP client and when connected to a network it will search for a DHCP server in order to obtain its IP ad...

Page 18: ...r is accessed via one of the tabs in the menu bar below the title banner Some tabs also have drop down sub menus Each page follows a similar format the left side shows the main content of the page eit...

Page 19: ...e network The IP address subnet mask and gateway IP address are used only if DHCP is disabled or if a DHCP server is not detected on the network within a timeout period of 45 seconds Display Settings...

Page 20: ...The filter option enables a band pass filter that reduces the level of signals outside of the normal speech bandwidth Please note updating the options on this page resets the current talk level adjust...

Page 21: ...utton press is required to enable and disable group talk With the option set to auto the button has a momentary action that will automatically latch on or off if pressed briefly Channel Settings Page...

Page 22: ...details of the selected set are shown Press the load button to implement the new settings Save Settings Page Fig 6 9 Save Settings Page This page allows the current active configuration to be saved to...

Page 23: ...indicate that an incompatible file was selected or the file was corrupt Try power cycling the unit first disconnect the mains power wait several seconds then re apply power If the unit still fails to...

Page 24: ...is IFB Mic signal interrupts talkback signal Channel 4 Talk Button Action Auto Channel 5 Group Talk Inclusion Enabled Channel 5 IFB Mode 4W input is IFB Mic signal interrupts talkback signal Channel 5...

Page 25: ...nel 7 IFB Mode IFB B input is IFB Mic signal interrupts talkback signal Channel 7 Talk Button Action Auto Channel 8 Group Talk Inclusion Enabled Channel 8 IFB Mode IFB B input is IFB Mic signal interr...

Page 26: ...n IFB A or the programme feed on IFB B Direct communication from the CM TB8 to any of the connected channels can then interrupt the standing feed by use of the talk buttons The remote outputs from the...

Page 27: ...5s Load Config Set 2 into Active Set 5s Load Config Set 3 into Active Set 5s Load Config Set 4 into Active Set 5s Load Config Set 5 into Active Set 5s Load Config Set 6 into Active Set 5s Enter Confi...

Page 28: ...nnel 2 Talk active open collector output Pin3 Channel 3 Talk active open collector output Pin4 Channel 4 Talk active open collector output Pin5 Channel 5 Talk active open collector output Pin6 Channel...

Page 29: ...Connection Details 10 Pin11 no connection Pin12 no connection Pin13 Ground Pin14 Ground Pin15 Ground Loudspeaker Output inch 6 35mm jack socket Tip Speaker Positive Ring Speaker Negative Sleeve Groun...

Page 30: ...socket Headset XLR 5 pin female electronically balanced input 4 Wire Inputs 8 x XLR 3 pin female transformer balanced IFB Inputs 2 x XLR 3 pin female transformer balanced Talkback Outputs 8 x XLR 3 pi...

Page 31: ...t needs to be enabled The two telephone lines are assigned to channels 1 and 2 on the CM TB8 and they can be independently enabled using the embedded web server See the section on how to connect to th...

Page 32: ...outputs at the level set by the channels own monitor level potentiometer Receiving a Telephone Call An incoming telephone call will cause the talk button on the corresponding channel to flash in the...

Page 33: ...ed from the telephone line Ending a Telephone Call To end a telephone call briefly press the channels talk button whilst holding the rotary control If an external handset is still off hook the line wi...

Page 34: ...Country Code Setting This setting configures the telephone interface in the CM TB8 for the selected country or equipment type It ensures that all telephone approval parameters are met for operation i...

Page 35: ...CM TB8 GSM interface does not allow management of a Pay As You Go style mobile account The CM TB8 does not allow PIN or PUK codes to be entered so a SIM that is locked with a PIN or PIN2 code or requ...

Page 36: ...e talk buttons on channels 4 and 7 will illuminate To dial the number press one of the illuminated talk buttons If no button is pressed within 3 seconds the unit reverts to its previous state and the...

Page 37: ...speaker not headphones headset is reduced by the level pre set by the dim potentiometer The channels 4W input is not used in this mode To use a connected telephone channel in IFB mode put the IFB 4W s...

Page 38: ...d position A list of common error codes is shown below Error code 18 The SIM card for this channel is absent or is not working Error code 19 The SIM is locked with a Personal Identification Number PIN...

Page 39: ...al caller is ringing one of the mobile telephone channels this option routes an internally generated call signal to the monitor headphones headset and loudspeaker The signal matches the cadence patter...

Page 40: ...www sonifex co uk t 44 0 1933 650 700 f 44 0 1933 650 726 sales sonifex co uk...

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Sonifex CM-TB8, Handbook

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