CDQPrima 6.34 User's Manual
Contents
1. SUM m CCSIMUX m DIF 6 c STEREO IMAGE Figure 3 5 M odd 230 Status amp Level Display 3 5 1 Encoder and Decoder Status LEDs 3 5 1 1 PLL These LEDs illuminate green when the encoder or decoder phase locked loop is locked These LEDs must be on for proper operation but may not illuminate until a connection is established The encoder PLL LED will illuminate only if the cbgPrima is receiving timing from the network 3 9 cop rima USERS GUIDE 3 5 1 2 MONO The encoder MONO LED illuminates yellow when the cpQPrima encoder is in the mono mode The decoder MONO LED illuminates when the decoder is receiving mono audio These LEDs also illuminate when G 722 is being used which only supports mono Please note that even if you configured the cbQPrima for joint stereo the mono LED will illuminate until two or more lines are connected At 64 kb s the cDQPrima defaults to mono 3 5 1 3 DMONO The encoder DMONO LED illuminates yellow when the cpqgPrima encoder is in the dual mono mode The decoder DMONO LED illuminates when the decoder is receiving dual mono audio 3 5 1 4 J STEREO The encoder JSTEREO LED illuminates yellow when the cpQPrima encoder is in joint stereo mode The decoder JSTEREO LED illuminates when receiving joint stereo frames It is normal for the JSTEREO indicators to flash irregularly during quiet audio passages On models 120 and 220 if the MONO DMONO and JSTEREO LEDs are all extinguished the encoder is2. 0 9 the entire 26 letter alphabet and limited punctuation is represented by only 12 keys By repeatedly pressing a key different characters are displayed and that character is locked in when the cursor keys are used to scroll to the next character Once the character string has been entered the ENTER key enters or executes the string 3 4 3 Dial Keypad All Models The dial keypad consists of the 12 keys under the KEYPAD label These keys form a general purpose alphanumeric keypad Different commands enable different characters on these keys For example dialing commands enable only the numeric selections for these keys When Prima Logic Language commands are entered all the keys are enabled By depressing the 2 key repeatedly the A B and C characters are displayed When such multi character modes are enabled the left and right arrow keys are used to move to the left and right on the current line The ENTER key is used to accept the entire entry 3 4 4 Dial Setup Keys All Models The 4 keys below the DIAL label are used for Quick Configurations and for dialing when using an internal Terminal Adapter They are DIAL SDIAL SDSET END The DIAL key allows the direct dialing using one or all of the ISDN lines when an internal Terminal Adapter is used Before dialing can be attempted the Terminal Adapter Digital Interface DIF must be defined by using the CIF command or from the keypad The DIF must contain
3. Prima will illuminate its RCUE1 LED indicating that it received this cue Depressing the FF 1 button causes the SCUE1 LED to extinguish indicating that there is no cue 1 being sent 3 4 8 Level Meter Control Keys Model 230 The four keys below the LVL label on the model 230 front pane are used to control the audio level LED display Although Models 120 and 220 have the same display features and functions these features must be activated using the menu or by remote control The keys are labeled NORM CORR IMAGE TEST Depressing the NORM key causes the audio level LEDs to display the average and peak levels Each LED represents 2 dB and the signal corresponding to the maximum input is labeled 0 dB Depressing the corr key causes the level LEDs to display the stereo correlation The values for the left right correlation are 1 to 1 where a reading of 1 indicates that the left and right channel s are exactly in phase A correlation of 1 indicates that the left and right channels are cop rima USERS GUIDE exactly out of phase In phase stereo signals may be properly mixed into amono signal Out of phase signals will cancel Depressing the ImaGE key causes the level LEDs to display the stereo balance of the left and right channels If the levels of the left and right channels are the same then the stereo image will bein the center above the stereo image la
4. a Terminal Adapter TA type of Digital Interface Module 3 4 copP rima USERS GUIDE DIM such as a TA101 You cannot use the cbQPrima dial keypad to dial through an external terminal adapter Depressing the pIAU key begins the dialing sequence The LCD display will prompt the user for the line bit rate and telephone number The last numbers dialed on all lines are saved as long as power is maintained To dial a different number simply overwrite the previous number Once the ENTER key is depressed denoting the entry of the phone number the dialing operation begins The DIF LED on models so equipped begins to flash indicating that the cbQgPrima is dialing When the light becomes solidly on the connection is established The calling status is momentarily displayed on the LCD screen on all models The spiau key is used to speed dial a destination After depressing SDa the LCD screen prompts for the 1 2 or 3 digit speed dial number representing which of the 256 possible speed dial entries to dial Pressing the ENTER key causes the cbq Prima to configure and dial The parameter required by this operation is described in the csp remote control command found in the copgPrima Remote Control Manual The Diay key is also used for evoking Quick The SDSET key is used to set up or edit a speed dial entry and maintain the speed dial directory Depressing this key brings up a sub menu wi
5. ar right of the level displays are used to denote the signal output to the headphones If both LEDs associated with either the encoder or decoder are illuminated then the both channels are output to the headphone If only the left LED is illuminated the left audio channel is output to both the left and right headphones Similarly if the right channel headphone LED is illuminated right channel audio is being fed to both ears 3 6 Front Panel Connectors 3 6 1 Headphone J ack Model 120 220 amp 230 only The front panel 1 4 inch 64 cm headphone jack is located on the front panel for convenient monitoring of input or output signals The level and control of the headphone output is controlled by the HP front panel push buttons or by remote control commands coopP rima USERS GUIDE o Figure 3 6 H e dphone Jack 3 6 1 1 Headphone Level Adjustment and Source Selection The intelligent headphone circuit available on models 120 220 and 230 can be set to monitor any one of six sources Encoder left right or stereo decoder left right or stereo In addition level settings can be set individually for each headphone source To select the source press either the ENG or DEC buttons under the HP column and observe the LED s under the HP status column to the right of the VU meters If only a single LED is illuminated then you are monitoring either the right or left channels Repeated presses of the ENC or DEC cycle through stere
6. bel C If the level of the right channel is more than the left channel the stereo image LED will move to the right indicating the stereo image has moved to the right Depressing the rest button causes all the LEDs to illuminate for a few seconds as a check for proper operation 3 4 9 Measurement Keys Model 230 only The four measurement keys FFT PHASE T1 T2 are used for graphics measurements The results of these measurements are displayed on the graphics display The key labeled FFT is used to display the real time spectrum analysis of the signal which is input to the left channel of the encoder It is also possible to view Encoder Right Decoder Left and Decoder Right The PHASE Key is used to display a real time phase display of the left and right channels The f and f keys are currently set to a factory default of decoder left spectrum and decoder phase displays respectively 3 4 10 Function Keys Model 230 only The eight keys labeled Fi through Fs are user definable function hot keys Any remote control command may be attached to any of these keys See the CHK command in the cbQPrima Remote Control M anual for instructions on how to define one of these hot keys Hot key functionality is available on all cbQPrima models when using the optional Windows Remote Control program 3 8 copP rima USERS GUIDE 3 4 11 Keypad Beeper A keypad beeper gi
7. coo rima USERS GUIDE Chapter Front Panel T his chapter describes the displays and buttons on your cDQPrima 3 The cooP rima Keypad and Display is pressed gives positive feedback for each button press This feature is user controllable and can be switched off when the cDQPrima is used in environments where noise cannot be tolerated On all models the display contrast can be adjusted over a wide range to allow for easy viewing from any angle A n internal keypad beeper which gives a short beep each time a key 3 1 Character Display Models 110 120 210 amp 220 The LCD display for the cpoPrima models 110 120 210 and 220 is 2 lines by 16 characters This display is used for all responses to front panel user commands as well as spontaneous messages such as incoming call connect messages The display can be used to show all menu commands and is scrolled using the cursor keys An example of the display is shown here cdqPRIMA OONFBOO Common Encoder The top line of the display is for information such as current menu branch encoder and decoder status prompts and error messages The bottom line is for menu navigation and other information The top line of the display always shows current codec status in the form of EELFBDD copP rima USERS GUIDE The first two positions EE indicate left and right encoder audio level overload and are blank for no overload or O for overload If these overload indica
8. eceiving your audio 3 5 1 18 BER Decoder only This LED illuminates red to indicate that a bit error has been detected Please note that bit errors are caused by the transmission medium not the codec 3 5 2 Status 3 5 2 1 SCUE1 Normally this LED illuminates when the on 1 button is depressed and is extinguished when the rr 1 button is depressed Its normal meaning is that a cue has been sent to a far end decoder to be displayed on the far end RCUE1LED The SCUE1 LED can be programmed to mean other things See the Prima Logic Language chapter in the cbgPrima Technical Reference Manual for programming instructions 3 5 2 2 RCUE1 Normally this LED illuminates when cue 1 has been received from the far end encoder This LED can be reprogrammed to mean other things See the Prima Logic Language chapter in the cpQgPrima_ Technical Reference M anual for programming instructions The RCUE1 lamp will illuminate when connecting to our 24 hour Music Line test number This is normal 3 5 2 3 DIF1 DIF2 DIF3 DIF4 DIF5 and DIF6 There are six LED indicators for the ISDN digital interface TA 101 TA 201 or TA 301 status These LEDs can bein 3 states These are copP rima USERS GUIDE e OFF disconnected e FLASHING TA dialing e ON connected These LEDs may always be on if non TA DIFs are used but are always off if a DIF is not present 3 5 3 Level LEDs Model 120 220 amp 230 only 3 5 3 1 Peak a
9. er AES EBU S PDIF or OPTICAL digital audio input is present An illuminated DPLL LED is required for proper operation of digital audio input signals This decoder DPLL LED illuminates yellow when the decoder AES EBU SPDIF or OPTICAL sync input is receiving a valid digital sync signal This signal must be present if decoder digital audio synchronization is required 35 113 CCS 230 only The encoder CCS LED illuminates when an older MUSICAM USA type of compressed audio frame is transmitted This LED should be illuminated for proper operation with older MUSICAM USA CDQ2000 and CDQ2001 encoder and decoder to insure proper operation at all bit rates The decoder CCS LED illuminates when the decoder is receiving an older version of MUSICAM USA type of compression as generated by early MUSICAM USA Mode CDQ2000 and 2001 codecs 3 5 1 14 ALG1 230 only These LEDs illuminate when ISO M PEG Layer III frames are being sent or received coo rima USERS GUIDE 3 5 1 15 H 221 230 only These LEDs illuminate yellow when J 52 type of H 221 multiple line BONDING isin effect 3 5 1 16 CCSIMUX 230 only These LEDs illuminate yellow when CDQ2000 or CDQ2001 type of 2 line 2x56 or 2x64 BON DING isin effect 3 5 1 17 FRAMED decoder only This LED illuminates green to indicate that the cbq Prima is receiving a properly framed signal Audio output will be muted if this LED is not illuminated There is no indication if the far end codec is r
10. generating or receiving stereo frames 3 5 1 5 STEREO 230 only This encoder STEREO LED illuminates yellow when an ISO MPEG stereo frame is sent and the decoder STEREO LED illuminates when stereo frames are received 3 5 1 6 MUSICAM These LEDs illuminates yellow when MUSICAM or ISO MPEG layer II frames are being sent or received 3 5 1 7 G 722 This LED illuminates yellow when G 722 audio compression is being used If both the MUSICAM and G 722 LEDs are dark on cDQPrima Models 120 and 220 then ISO M PEG Layer III frames are being used 3 5 1 8 AES EBU Encoder only This LED illuminates yellow when the input audio source is from the rear panel AES EBU S PDIF or optical inputs coo rima USERS GUIDE 3 5 1 9 ANALOG Encoder only This LED illuminates yellow when the input audio source is from the rear panel analog XLR connectors 3 5 1 10 SUM 230 only These LEDs illuminate when the encoder or decoder has detected an error This LED is programmable and thus its meaning depends on the current definition See the chapter on Prima Logic Language in the cDQPrima Technical Reference M anual 3 5 1 11 ACE 230 only These LEDs illuminate yellow when ACE Advanced Concealment of Errors is enabled ACE protects sensitive parts of the audio frame in the presence of bit errors See the cpgPrima Technical Reference Manual for details of using ACE 3 5 1 12 DPLL 230 only The encoder DPLL LED illuminates yellow when the encod
11. hannels simultaneously but the encoder and decoder output signals have separate volume levels that are active when the Enc and the pec buttons are depressed There is no left right balance control 3 6 copP rima USERS GUIDE If the headphone volume is set too high distortion may occur We recommend using efficient headphones Also note that the encoder headphone signal is taken at the output of the A D converter so if a low sample rate is selected a lower fidelity signal will be heard through the headphones 3 4 7 Cue Keys Models 120 220 amp 230 only The four buttons under the CUE label are general purpose front panel switches These four buttons represent two switches These two Switches can be either on or off For example depressing the ON 1 button causes switch 1 to turn on while depressing the joFF 1 button causes switch 1 to turn off The corresponding action occurs for the ON 2 and oFF 3 buttons for switch 2 Switch 1 and switch 2 defaults are connected to Cl1 and Cl2 and the signals are sent to the far end codec see the cDQ Prima Technical Reference M anual but can be re assigned The default setup of the cbgPrima assigns switch 1 operated by the ON 1 and OFF 1 buttons to send a cue from the near end to the far end unit Depressing the on 1 button causes the SCUE1 LED to illuminate indicating that cue 1 is being sent The far end cpQ
12. mp Average Level LEDs The default level mode of operation displays the average and peak levels of the encoder input and decoder output signals Each LED represents 2 dB of signal level and the maximum level is labeled 0 dB The encoder level meters are calibrated relative to the maximum clipping level selected that is if 15 dB clipping level is selected then the right most level LED is 0 dB down from 15 dB The input clipping levels can be 12 15 and 18 dB The decoder level meters are always calibrated from the maximum output level of 18 dB regardless of the output level selected The peak hold feature of the level LEDs shows the highest peak level of any audio sample The peak level LED has a fast attack and a slow decay i e the peak value is instantly computed and the single peak level LED instantly moves to the value representing this signal If the peak level of all future signals is smaller then the peak level LED slowly decays to the new peak level The level mode can be selected from the keypad using the lt Common gt lt Lvl LED s gt lt Mode gt lt Normal gt keypress sequence or by pressing the NORM button on the cpqPrima 230 3 5 3 2 Stereo Image Display The stereo image display is used to display the Left Right stereo balance This is useful to confirm a proper stereo image The stereo image mode can be selected from the keypad using the lt Common gt lt Lvl LED s gt lt Mode gt l
13. o both LED s illuminated left channel only or right channel only one LED illuminated To adjust the headphone volume press the VOL4 of VOL buttons until the desires level is obtained 3 6 2 Front Panel Remote Control Port Model 120 220 amp 230 only RC Figure 3 7 Remote Control Port The front pane 1 8 inch 32 cm remote control port is used to control all internal operations of the cpqPrima It has the same functionality as the rear panel remote control connector but is set independently of the rear connector See the cbQPrima Technical Reference Manual for the cable wiring It may be necessary to configure this port the first time you use it or after a reset to factory defaults Use the lt Common gt lt FPRmt Ctl gt sequence setting the port baud command echo and protocol to the desired settings cop rima USERS GUIDE 3 7 Cooling Fan On all revision 6 machines the internal cooling fan can be temporarily turned off for silent operation Use the lt Common gt lt Fan gt keypress sequence to turn off the cooling fan The fan is thermostatically controlled and will turn on if the internal temperature reaches unsafe levels
14. ss sequence lt Common gt lt Contrast gt lt Light Dark gt and continue pressing the ENTER key until the desired display contrast has been achieved 3 2 coopP rima USERS GUIDE 3 4 Front Panel Controls LCD Figure 3 1 M odd 110 amp 210 keypad KEYPAD DIAL MENU HP Figure 3 2 M odd 120 amp 220 keypad KEYPAD DIAL MENU HP LVL MEAS FUNCTION Figure 3 3 M odd 230 keypad 3 4 1 Cursor Keys All Models The 4 keys under the LCD label are used to control the cursor They are UP ARROW LEFT ARROW RIGHT ARROW ENTER The up arrow key is used to move up the menu tree This key is also used on power up to force entry into the ROM boot mode that is used for 3 3 copPP rima USERS GUIDE software upgrades This key is also used to exit local graphical measurements that are in progress on moda 230 In addition pressing this key during adialing or speed dialing sequence terminates the action The left and right arrow keys are used to move to the left and right in the menu tree The ENTER key is used to bring you down to the next level or execute the menu tree entry enclosed within the square brackets 3 4 2 Alphanumeric Keypad All Models The alphanumeric keypad is used to enter all information required for the execution of commands Besides digits
15. t STEREO IMAGE gt keypress sequence or by pressing the IMAGE button on the cbqPrima 230 When in this mode the encoder and decoder VU meters become a single dot the position of which shows the relative stereo image left to right cop rima USERS GUIDE 3 5 3 3 Correlation Display This display is used to check if the left and right channels are phase correlated 1 If the left and right channels are correlated or in phase they can be mixed to mono without signal cancellation The channel correlation mode can be selected from the keypad using the lt Common gt lt Lvl LED gt lt Mode gt lt STEREO CORR gt keypress sequence or by pressing the CORR button on the coQPrima 230 When in this mode the encoder and decoder VU meters become double dots the relative position indicates the instantaneous correlation phase between the two audio channels 3 5 3 4 Message Display The level LEDs can be used to display a scrolling message See the cDQPrima Technical Reference M anual for programming instructions 3 5 3 5 Selective Dimming The Status Encoder and Decoder groups of LEDs can be independently dimmed to allow emphasis of a particular group To selectively dima section of the LED display use the lt Common gt lt Lvl LED s gt lt Intensity gt keypress sequence select a section and then select a brightness level from 1to 15 3 5 3 6 Headphone Status Indicators The headphone indicators at the f
16. th commands that allow you to save recall view edit and delete existing entries and to add new entries Selecting lt Add entry gt produces a series of prompts on the LCD display to enter the speed dial parameters The parameters to be entered are described in the CSE remote control command and include bit rate sample rate algorithm mode etc See chapter 6 for an example of creating a Speed Dial entry The END key is used to terminate a connection made by the pial and spia keys Depressing this key allows all or any combination of lines to be dropped See the cHU command in the cbQPrima Remote Control Manual 3 4 5 Menu Keys Models 120 220 amp 230 only The four keys under the MENU label are short cut keys used to quickly move to one of the four main branches of the menu tree These branches are COM Commands common to the entire unit 3 5 copPP rima USERS GUIDE ENC Commands for the encoder DEC Commands for the decoder MAINT Maintenance commands 3 4 6 Headphone Keys Models 120 220 amp 230 only The four keys under the HP label are used to control the output of the front panel headphone jack These keys are VOL VOL ENC DEC The keys labeled ENc and DEC are used to select the encoder and decoder respectively If the Enc button is depressed the input signal to the encoder section is output to the headphone jack If the pec button is depressed the decoder output is present at
17. the headphone jack There are four LEDs under the label HP STATUS see figures 3 4 and 3 5 that are controlled by the Enc and pec push buttons If the Enc button is depressed one or both of the encoder headphone LEDs illuminate When the Enq button is first depressed the output of the left and right channels are output to the left and right earphones and both encoder headphone LEDs are illuminated If the Enc button is depressed again the encoder left channel LED is illuminated and the input to the encoder left channel is output to both the left and right channel headphones If the Enc button is depressed again the right channel HP LED is illuminated and the signal that is input to the right channel of the encoder is connected to both the left and the right channa of the headphones A similar action occurs when the pec button is repeatedly depressed The cpqQgPrima remembers its settings so that Encode Decode comparison can be easily accomplished The VvoL and voL buttons control the volume of the headphone output Depressing the voL increases the headphone volume while depressing the voL decreases the headphone volume The headphone volume level ranges from O mute to 127 in arbitrary volume units approximately 1 dB steps The volume buttons control the left and right c
18. tors are present audio input levels should be reduced The next position indicates system loopback state N for normal mode L for loopback Next is the decoder frame state When using stereo and mono modes this will show F for framed and for not framed When using any independent mono mode a T indicates the left channel program is framed and the right channel program is not A 2 indicates that the left channel program is not framed and the right channel program is A 3 indicates both channels are framed The decoder must be framed to receive audio A B will flash momentarily every time there is a bit error in the incoming bit stream The last two positions indicate the decoder left and right audio overload blank for not overloaded O for overload If these overload indications are present the audio input to the far end codec should be reduced 3 2 Graphics Display Model 230 The cDQPrima mode 230 has a graphics display that allows 8 rows of 40 characters each or 240 by 64 pixels When operating in the character mode the display functions in a manner similar to the other cbqPrima models with more information visible without scrolling The graphics mode is used for graphical display of measurement information such as spectrum analyzer and stereo phase 3 3 LCD Display Contrast Adjustment The LCD display of the CDQ cDQPrima can be adjusted over a wide range by using the keypre
19. ves a short tone each time a key is pressed providing positive feedback to the user In some instances it may be desireable to turn the beeper off Use the lt Common gt lt Buzzer gt lt Pb Click gt keypad sequence to deactivate the beeper 3 5 Front Panel Status Indicators ENCODER DECODER STATUS gt AUDIO LEVEL HP STATUS E PLL PLL mm SCUE 1 Deters hee A tle E bee deel al alle I MONO MONO MRCUE1 REPPPPPrPr rrr rrr rr PPP lt n Santee a roiniee 30 dB 4 20 dB 10B 4 0d LePererrrrr rr rPrPrrPrrP rrr n JSTEREO JSTEREO DIF 2 DECODER LEVEL RerPrrrrrrrrrrrrP rr PrP lt n MUSICAM m MUSICAM m DFS 1 4 o gt 1 G 722 mm G 722 m DIF 4 CORRELATION ma AES EBU FRAMED DIF5 L ANALOG BER DIF6 c R STEREO IMAGE Figure3 4 M odd 120 and 220 Status amp Leva D isplay ENCODER DECODER STATUS gt AUDIO LEVEL HP STATUS m PLL mm ACE PLL m ACE m SCUE1 LP PPP PPP PPP rrr rrr PP PsA ENCODER LEVEL MONO m DPLL MONO m DPLL RCUE1 R gt gt gt PPP rr rere PP PPP PPP Pa DMONO CCS DMONO CCS DIF 1 30 dB 4 20 dB 4 10 dB 0dB el al eal ell ell eel eel cell cael el et ee cel ee eee el eet m STEREO MUSICAM m STEREO MUSICAM m DIF 2 DECODER LEVEL RerPrrrrrr rr PrP PrP PrP PP Pw JSTEREO mm G 722 mm JSTEREO G 722 mm DIF 3 SS S att m AES EBU ALG1 FRAMED ALG1 mm DIF 4 CORRELATION ANALOG H 221 BER mm H 221 DIF 5 L lt m SUM mm CCSIMUX
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