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TANDEM HD-20 User Manual R1.4

Crystal Vision

24/05/2007

Updating the display

4.2 The TANDEM HD-20 active panel menu structure

Card edge status

Audio menu

Preset menu

Miscellaneous menu

Factory Reset

5 Statesman

5.1 Statesman operation

Status 39

De-embed and Embed

Audio routing and Delay

Audio Gain

Presets and Headphones

Alarms 45

6 Trouble shooting

Card edge monitoring

Fault finding guide

7 Specification

Revision 2

Table on page 10, Sub PCB connection details RM33 changed to reflect Statesman

Revision 3

Manual formating corrected

Revision 4

Block diagram on page 4 corrected

Содержание TANDEM HD-20

Страница 1: ...n Technology Park Station Road East Whittlesford Cambridge CB22 4WL England E mail sales crystalvision tv Website www crystalvision tv Tel 44 0 1223 497049 Fax 44 0 1223 497059 TANDEM HD 20 HD SD audi...

Страница 2: ...rear module connections 12 2 4 General Purpose Interface GPI 13 3 Card edge operation 17 3 1 Card edge controls 17 3 2 Card edge buttons 17 3 3 Card edge rotary control 17 3 4 Reading card edge LEDs...

Страница 3: ...et 36 5 Statesman 38 5 1 Statesman operation 38 Status 39 De embed and Embed 40 Audio routing and Delay 41 Audio Gain 43 Presets and Headphones 44 Alarms 45 6 Trouble shooting 48 Card edge monitoring...

Страница 4: ...ol panels or by serial control from Statesman a dedicated software application The main features are as follows HD SD capable De embeds and re embeds two audio groups Built in multi channel digital au...

Страница 5: ...sition 1 is associated with inputs 9 12 and outputs 1 4 The front position 2 with inputs 13 16 and outputs 5 8 An 18 Volt regulator option card is also required when using analogue input or output car...

Страница 6: ...unting three sub PCBs Two of these can be any of the six available audio PCBs The third position is for the 18V regulator needed when any analogue sub PCB is fitted DcDcV18 Front sub PCB Rear sub PCB...

Страница 7: ...3 and channel 4 with PL4 P4 HD AOP2 Selectable jumper links are provided to change input and reference terminations and pre set levels depending on sub module features HD AIP2 The analogue audio input...

Страница 8: ...t support an external reference JL2 will normally be left in its upper position so giving the second AES2 output JL3 and JL4 have no function HD DOP2 75 This digital audio output module provides two 7...

Страница 9: ...integral re sampler for use when the AES input is either asynchronous or at a sample rate other than 48kHz HD DIP2 RS The sample rate inputs can work with signals from less than 30kHz to 108kHz It is...

Страница 10: ...e pin 2 3 Rear modules and signal I O The Indigo 4 4U frame will house up to 24 single height modules with up to three power supplies The Indigo 2 2U frame will house up to 12 single height modules an...

Страница 11: ...5 2L AES2 AES2 6 Input 11 Rear 3 2L AES2 AES2 7 2R Input 11 12 Rear 3 4 AES2scrn Input 11 12 Rear 3 4 AES2scrn 8 Input 12 Rear 4 2R NC NC 18 GND GND GND 9 3L AES3 AES3 14 Input 13 Front 1 3L AES3 AES3...

Страница 12: ...AES2a 6 Input 11 G3 2L Output 3 4 AES2a Output 3 4 GND 7 2R AES2b AES2b 8 Input 12 G4 2R Output 3 4 duplicate AES2b Output 3 4 duplicate GND 18 GND GND GND 9 3L AES3a AES3a 14 Input 13 H1 3L Output 5...

Страница 13: ...an be used BNC HD DIP2 HD DOP2 75 AES1A IN OUT AES1 input 9 10 G1 2 AES1 output 1 2 HD SD OUT HD SD Serial digital output HD SD Serial digital output HD SD OUT HD SD Serial digital output HD SD Serial...

Страница 14: ...ideo missing Selected Alarms asserted No alarm 5 f Output channel silence delayed alarm Selected Alarms asserted after set delay No alarm As supplied each GPI output has a 270 resistor in series with...

Страница 15: ...5 16 5 17 5 25 5 10 6 11 6 3 8 7 9 7 18 7 26 7 19 8 20 8 4 7 7 16 7 17 7 25 7 10 8 11 8 5 5 5 6 5 15 5 24 5 1 6 2 6 6 4 5 14 5 13 5 23 5 3 6 4 6 7 5 7 6 7 15 7 24 7 1 8 2 8 8 4 7 14 7 13 7 23 7 3 8 4...

Страница 16: ...mote 4 are 26 way high density D Type male plugs and frame ground is pin 6 in each case and 5V 500mA is pin 15 on Remote 2 Note The 5V output is protected by self resetting thermal fuses which limit t...

Страница 17: ...in 1 8 1 9 1 18 1 26 1 19 2 20 2 2 7 1 16 1 17 1 25 1 10 2 11 2 Table shows pin number remote number Note Remote 1 26 way high density D Type female socket Frame ground is pin 2 and 5V 500mA is pin 1...

Страница 18: ...a menu level or cancel a selection ENTER Select Action Push to select a menu and to action and confirm a change 3 3 Card edge rotary control The board edge rotary encoder is used to navigate through t...

Страница 19: ...supplies is out of specification Error Red No video input present nCal Yellow One or more audio channel gains have been adjusted away from unity All gains set to unity 3 5 Navigating card edge menus...

Страница 20: ...TANDEM HD 20 User Manual R1 4 19 24 05 2007 3 6 Card edge configuration Menu Tree Tip To reach the top menu push the button repeatedly until a top menu is reached Rotate the SCROLL control anti clock...

Страница 21: ...s active s channel silent Sub PCB channel status Channel statuses of any fitted sub PCB 1234 channels active s channel silent Na not fitted Embedder channel status Channel status of the output embedde...

Страница 22: ...e embedders Each channel of embedder C and D can be selected from any of the eight de embedded channels plus four or eight audio inputs depending on fitted sub PCBs Delay Mute and Mono can also be sel...

Страница 23: ...etc The action of converting a stereo pair to a mono output is simply a summing process followed by a gain correction The gain correction is necessary because when the two components of a stereo sign...

Страница 24: ...e or recall Press ENTER to action Enable GPI control of presets Rotate SCROLL to select Enable Selecting Enable allows the recall of previously saved user configurations via GPI inputs 0 3 Alarm menu...

Страница 25: ...SCROLL to find the channel silence alarm to be configured Press ENTER to access the selected channel Rotate ADJUST to flag or mask reporting Press ENTER to action command Msk disable FlG enable Silenc...

Страница 26: ...tput Sub PCB fitted in the rear position Statesman representation Input Sub PCB in the rear position No or Output Sub PCB fitted in the front position Statesman representation Input Sub PCBs fitted in...

Страница 27: ...s cleared prior to using the panel for the first time At power up the two line 20 character screen will display Crystal Vision followed by the firmware version number for the control panel All eight c...

Страница 28: ...ates the display Asterisk enters board rename menu from the Device menu F1 to F4 soft keys function assigned within each menu HOME moves the display to the home menu ENTER accept current selection Upw...

Страница 29: ...l menus for the TANDEM HD 20 are obtained by pressing the F1 F4 keys from the HOME menu Menu keys are illuminated when active and when further menus are available The top level menus are Status Press...

Страница 30: ...Crystal Vision Using the front control panel TANDEM HD 20 User Manual R1 4 29 24 05 2007...

Страница 31: ...tatus Channel status of the input de embedder A and de embedder B 1234 channels active s channel silent Embedder channel status Channel status of the output embedder C and embedder C 1234 channels act...

Страница 32: ...Embedder D group selection To select a group to de embed from the incoming video press F1 and rotate SCROLL 1 2 3 4 or none denotes a current selected group HANC blanking control Setting the HANC cont...

Страница 33: ...rol can be used to delay the audio with respect to the video by up to 64ms and compensate for any small delay between the incoming video and audio signals The delay is applied at the output of the 16x...

Страница 34: ...l 1 and selecting channel 2 will cause channel 2 to output the converted mono programme and channel 1 the original channel 1 programme Output Channel gain adjustment The eight audio channels from the...

Страница 35: ...een setups may be stored for the board and recalled either from the board control active front panel Statesman or through the use of external GPIs Presets store board setup data including operating mo...

Страница 36: ...on GPO5 and the audio alarms on GPO6 This menu will then allow the user to configure the alarm reporting by either flagging or masking individual alarms Access to the factory reset function is also fo...

Страница 37: ...will be erased Menu Comment Misc menu From the home menu press F4 to access the misc menu Press F4 to select the factory reset menu Factory Reset Press F3 to reset The display will acknowledge that f...

Страница 38: ...position Statesman representation Input Sub PCBs fitted in both front and rear positions Statesman representation Delay Mono Mute Unchecked Audio Delay Zero Audio Gains Unity Selected Preset Unchanged...

Страница 39: ...unicates with each module in a frame through an active front panel A frame or frame pair must have an active panel fitted to allow for Statesman control For details on installing Statesman on your PC...

Страница 40: ...figuration and signal monitoring TANDEM HD 20 Statesman Status menu Audio Groups In This pane will show which of the four available audio groups are present in the incoming serial video It also indica...

Страница 41: ...ut groups for the A and B de embedders are selected Selection is by checking the appropriate radio button This pane also shows which of the four available audio groups are present in the incoming seri...

Страница 42: ...ion of the sub PCB when fitted to the TANDEM HD 20 Front nearest the board edge controls and extraction handle Rear nearest the board connector Routing Selection An input to output routing selection i...

Страница 43: ...ion Example Ticking channel 1 mono check box will result in channel 1 outputting the converted mono sum of channels 1 and 2 Channel 2 will remain outputting the original channel 2 programme Similarly...

Страница 44: ...e the slider The readout may also be edited directly by clicking on to enter edit mode and pressing Enter to accept To recalibrate a channel to exactly unity gain click on the CAL button beneath the a...

Страница 45: ...ion card configuration is different to that established when the preset was created The presets are numbered 1 16 To store a preset proceed as follows Ensure GPI controls preset recall is unchecked Se...

Страница 46: ...nd R rear indicate a sub PCB and its location when fitted to the TANDEM HD 20 motherboard Alarms The Alarms menu gives access to the GPO assignment Silence alarm delay and Factory Reset TANDEM HD 20 S...

Страница 47: ...ed Note This minimum delay will become significant at short delay settings and it may be necessary to take it into consideration when using a short delay setting Factory Reset The factory reset can be...

Страница 48: ...ted in both front and rear positions Delay Mono Mute Unchecked Audio Delay Zero Audio Gains Unity Selected Preset Unchanged contents of all saved presets are erased GPI controls preset recall Unchange...

Страница 49: ...nt Silent Yellow One or more flagged audio channel contains silence All channels active or masked PSU Green Good power supply PSU rails One or more of the monitor supplies is out of specification Erro...

Страница 50: ...ponds to Statesman front panel control Check that the card is seated correctly and that the Power OK LED is lit Check that the Comms LED in an Indigo frame flashes when Statesman communication control...

Страница 51: ...alent up to 140m SD 270Mb s 250 metres Standard selection 625 525 1080i 50 59 94 60 1035 59 94 60 720p 50 59 94 60 Automatic selection output always follows input standard Input return loss 15dB for 5...

Страница 52: ...Scale before a silence error is flagged Variable steps from 4 seconds plus 0 128 seconds Dolby E Dolby E signals can be processed and routed without corruption Audio protection Full support for data...

Страница 53: ...audio input sub module Audio input 2 x 24 bit stereo pairs AES3 110 Ohm or HiZ balanced D Type or AES3 id unbalanced 75 Ohm BNC Set by on board links Synchronisation Synchronous audio to video 48kHz...

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