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 DN9848E 

 

System Controller 

 Operator 

Manual 

 

 

 

 

 
 

 

 
 

 
 

Klark Teknik, 

 

Klark Teknik Building, 

 

Walter Nash Road, 

 Kidderminster. 
 Worcestershire. 
 DY11 

7HJ. 

 England. 
 
 

Tel: +44 (0) 1562 741515 

 

Fax: +44 (0) 1562 745371 

 
 Email: 

[email protected] 

 Website: 

www.klarkteknik.com 

 

 
 

 

 

 
 

 

 
 

 

DN9848E System Controller Operator Manual 

 

DOC02-DN9848E Issue B - August 2006 

 

© Telex Communications (UK) Limited. 

 

 

 

In line with the company’s policy of continual improvement, specifications and function may be 

 

subject to change without notice.  This Operator Manual was correct at the time of writing.  E&OE. 

Summary of Contents for HELIX DN9848E

Page 1: ...44 0 1562 745371 Email info uk telex com Website www klarkteknik com DN9848E System Controller Operator Manual DOC02 DN9848E Issue B August 2006 Telex Communications UK Limited In line with the compan...

Page 2: ......

Page 3: ...eat sources such as radiators heat registers stoves or other apparatus including amplifiers that produce heat 9 Do not defeat the safety purpose of the polarized or grounding type plug A polarized plu...

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Page 5: ...1 EEC 93 68 EEC 73 23 EEC Low Voltage Directive amended by 93 68 EEC Generic Standard Using EN55103 Limits and Methods EN50081 1 Class B Conducted Emissions PAVI EN55103 Class B Radiated Emissions PAV...

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Page 7: ...NG SETTINGS 6 4 1 The DN9848E Programming Panel 6 4 2 Navigating the DN9848E Menus 7 4 2 1 Input and Output Menus 7 4 2 2 Set Up Menu 7 4 2 3 Store and Recall 7 4 2 4 Home Page 7 5 INPUT CHANNELS 9 5...

Page 8: ...Address Page 12 29 7 11 2 Ethernet Subnet Mask Setup Page 13 30 8 STORING AND RECALLING SETTINGS 31 9 DN9848E REMOTE CONTROL SETUP 32 9 1 Overview 32 9 2 HELIX DN9848E unit interconnections 32 9 2 1...

Page 9: ...em Installation Considerations Location Do not install this unit in a location subjected to excessive heat dust or mechanical vibration Allow for adequate ventilation around the unit making sure the u...

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Page 11: ...ic EQ stages and can be adjustable in five degree steps The crossover filter may be chosen from the following types 12dB oct and 24dB oct peaking high pass filter only Butterworth 6 12 18 24 36 and 48...

Page 12: ...press to step through Set Up pages 5 Output channels 1 8 MENU ACCESS Buttons 1 8 As for input channels Signal Level Meters 1 8 11 segment signal meters for monitoring signal level compressor headroom...

Page 13: ...nically balanced XLR audio input sockets Pinouts Pin 1 Screen Pin 2 Hot Pin 3 Cold Return Digital inputs A and C support incoming 96kHz AES EBU signals Note that when digital input is selected inputs...

Page 14: ...s which control knob changes the alphanumeric character When there are sub menu pages either the left or right DATA ENTRY control knob will be allocated to moving forward or back up This will be indic...

Page 15: ...hannel button Note If you cannot select any of the channel menu pages from the front panel then your unit may be set for remote control or the front panel may be locked as indicated on the alphanumeri...

Page 16: ...DN9848E Menu Map 8...

Page 17: ...To access the Input menu pages for a particular channel 1 Press its blue MENU ACCESS button A D to switch to its menu 2 Press the button repeatedly to step through the pages in turn Note that after t...

Page 18: ...or imperial feet and inches the overall range is 0 0 to 1127 0 in steps of 1 To adjust the gain Turn the right DATA ENTRY control knob The range is 40dB to 12dB in steps of 0 1dB with an OFF position...

Page 19: ...second compressor page to Yes The other settings are held for future use 5 3 Monitoring the Input Signal Each of the four inputs has a nine segment signal meter for monitoring the internal signal cli...

Page 20: ...hed off completely After routing the resultant signal is passed through the various output processing circuits as shown below Processing options include delay inversion two independent phase adjustmen...

Page 21: ...Output 1 Output 2 etc Names are retained after power down and are included in stored settings Each output of the DN9848E can be sourced from a mix of the input channels The level of the source inputs...

Page 22: ...et for time the overall range is 0 to 300 00ms with steps of approximately 5 2 s between 0 to 1ms and steps of 0 01ms between 1ms to 300ms When the delay is set for metres the overall range is 0 to 10...

Page 23: ...ght 2 Turn the right DATA ENTRY control knob to enable a 2nd 180 order shift 3 Turn the centre control knob to select the Q slope and the left control knob to select the frequency 6 2 5 High Pass and...

Page 24: ...or lower and upper shelving equalisation All the PEQ sections can be used across the full range from 20Hz to 20kHz and are set independently via their own menu page To set a PEQ 1 Set a centre frequen...

Page 25: ...ol knob to set the compressor attack time range of 40 s 1ms in 20 s steps or 1ms to 100ms in 1ms steps Use the right control knob to set the release time 10ms to 2s in 10ms steps To switch the compres...

Page 26: ...xample if the limiter threshold is set to 5dB in the output menu page then the signal meter 0 segment represents 5dBu true value the 3 segment becomes 2dBu down 6 becomes 1dBu down and so on The compr...

Page 27: ...hence the rotary control provides fine tuning relative to this level To increase decrease the level turn clockwise anti clockwise To mute an output push in and hold until the red ring illuminates To...

Page 28: ...the source for the copy Note The MENU ACCESS button flashes to indicate that channel is selected as the source Press the HOME button at any point to exit copy mode and return to the Home page 2 Now pr...

Page 29: ...enu Press the HOME SET UP button repeatedly to step through the pages in turn Note that this menu does not cycle On completing the set up the menu returns to the Home page 7 2 Remote Comms Channel Gan...

Page 30: ...mote control For further details on DN9848E remote control set ups see Section 9 To switch gang mode on 1 Press and hold the HOME SET UP button to re open the Comms page 2 Turn the left DATA ENTRY con...

Page 31: ...Gang Mode Setup menu page 2 Press the blue MENU ACCESS button on the input A D or output 1 8 channel that you wish to be the source channel for the gang Notes The MENU ACCESS button flashes to indica...

Page 32: ...hannel you wish to remove from the gang To completely dissolve the gang press all flashing MENU ACCESS buttons to extinguish them 5 Press the STORE button twice to complete the operation 7 4 Security...

Page 33: ...To remove the Panel Lock 1 Step through the Set Up menu to the Panel Lock page 2 Use the left and centre DATA ENTRY control knobs to enter the password Note that the letters must be in the same posit...

Page 34: ...kwise to apply the password 4 If you have entered the wrong password the DN9848E will flag it as incorrect and return to the Panel Unlock page for a further attempt If accepted the password cursor sto...

Page 35: ...st the brightness of the front panel LEDs Step to the LCD page Turn the right DATA ENTRY control knob to adjust the LED brightness The default setting is 4 with a range of 0 15 7 7 Naming Pages 7 and...

Page 36: ...kup memories B01 B32 using the Recall function as described in Section 8 7 9 Delay Options Page 10 The units of measurement used to specify the delay on the input and output channels can be set to sui...

Page 37: ...IP Address and Subnet Mask to be set For more information on DN9848E remote control set ups see Section 9 7 11 1 Ethernet IP Address Page 12 The IP Address is entered manually on each unit in the netw...

Page 38: ...the left DATA ENTRY control knob to highlight the area of the Subnet Mask you wish to change 4 Now turn the centre control knob to select a number from 0 to 255 5 Press the HOME button to confirm the...

Page 39: ...ccept the memory location and move on Note Since a memory location is now active you should only press STORE if you wish to accept and continue the storing process Otherwise press HOME to abort 4 The...

Page 40: ...d flexibility during the event set up as the engineer can move around freely with a laptop and adjust the equalisation while listening to the end effect at any place in the venue Serial option The opt...

Page 41: ...shows a typical example of the HELIX DN9848E units connected in a daisy chain configuration 9 2 2 Connecting HELIX DN9848E units to an Ethernet switch or hub The diagram below shows each HELIX DN9848...

Page 42: ...ltiple units One end of the Ethernet cable is connected to the network socket of the laptop PC The other end is either connected to an Ethernet socket on one of the HELIX DN9848E units daisy chain or...

Page 43: ...s see diagram right The final stage is to configure the Elgar Library Manager software to communicate with the DN9848E unit s on the correct ports with corresponding IP Addresses etc For more informat...

Page 44: ...rror the order of the daisy chain networking but each unit MUST have a unique comms channel address 3 Referring to the following table connect your laptop PC to the first HELIX unit in the daisy chain...

Page 45: ...small delay through each processing block and literally looks ahead further back in the signal chain to sample the data for the limiter side chain so that the limiter can apply the required gain redu...

Page 46: ...inuous output power available which means more amplifiers and more speaker cabinets to achieve the same SPL In the example below the competing unit s limiter threshold has been reduced so that level o...

Page 47: ...300Hz 1kHz and 20kHz Referring to the figure the overall response always remains the same shape i e tending from 180 at low frequencies to 0 at high frequencies but is shifted along the frequency axi...

Page 48: ...lope around the transition point With low Q the phase changes gradually across the whole frequency range With high Q the phase changes rapidly in the transition area and is unchanging at 360 0 over th...

Page 49: ...21dBu into 2k Performance Frequency response 20 20kHz 0 3dB with all filters and EQ flat Distortion THD N 8dBu 0 02 1kHz 8dBu Dynamic range 114dB 20 20kHz unweighted Input Processing per channel Gain...

Page 50: ...B to 6dB in 0 1dB steps Parametric EQ 1 frequency range 20Hz to 20kHz in 21steps per octave Low shelf filter Boost cut 12 12dB in 0 1dB steps Parametric EQ Q 3 0 to 0 08 Shelf slope 6dB Oct and 12dB O...

Page 51: ...r the like 12 1 1 Replacement Caution Danger of explosion if battery is incorrectly placed Replace only with the same or equivalent type recommended by the manufacturer Discard used batteries accordin...

Page 52: ...Service Information 44...

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