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Crystal Vision Ltd., Lion Technology Park, Station Road East, Whittlesford, Cambridge, CB22 4WL, England. 

E-mail: [email protected]     Website: www.crystalvision.tv     Tel: +44(0) 1223 497049     Fax: +44(0) 1223 497059

 

 

 

DEC104S 

 

Composite or Y/C to SDI decoder 

 

Содержание DEC104S

Страница 1: ...Lion 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 DEC104S Composite or...

Страница 2: ...l and phase adjustment 12 Timing adjustment 13 3 Using the front control panel 15 The DEC104S menu structure 17 Selecting video standard and decoder modes 18 Setting gain and black level 19 Adjusting...

Страница 3: ...5 1 Rear modules and signal I O 31 RM01 31 RM23 32 RM24 32 RM25 33 RM27 34 5 2 Module configuration 34 Loop or terminate the composite input 34 Loop or terminate the external reference 35 6 Trouble s...

Страница 4: ...This is recommended when using broadcast PAL material It is also designed to accommodate jittery or damaged signals and will automatically switch to its tolerant 8 bit decoder mode when a non stable s...

Страница 5: ...inputs Each operating mode has its own luminance and chrominance gain offset and phase settings and both 525 and 625 line standards have separate horizontal and vertical timing settings All these par...

Страница 6: ...ollows Slot no a pin b pin c pin d pin e pin f pin 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 3 8 3 9 3 18 3 26 3 19 4 20 4 4 7 3 16 3 17 3 25 3 10 4 11 4 5 5 1 6 1 15 1 24 1 1 2 2 2...

Страница 7: ...12 2 13 2 10 10 1 11 1 19 1 20 1 21 2 22 2 11 3 3 12 3 22 3 21 3 12 4 13 4 12 10 3 11 3 19 3 20 3 21 4 22 4 Table shows pin number Remote number Note Remote 1 and Remote 3 are 26 way high density D Ty...

Страница 8: ...ormal density D Type socket Frame ground is pin 15 Indigo DT Desk Top Box GPI connections GPI lines a to f of each card connect to the rear remote connector as follows Slot no a pin b pin c pin d pin...

Страница 9: ...e firmware must be V1 04 or above An optional RS422 to RS232 converter if the PC has no RS422 ports Installing Statesman Refer to the readme and or help file on the CD before proceeding To view all ap...

Страница 10: ...uickly the following colour and size coding is used A module is shown present by full colour and absent by greyed colour A module is shown open by large icon size and closed by small icon A module is...

Страница 11: ...comb filter Blank or unblank the VBI interval Pedestal pass or block the NTSC pedestal Status input and reference presence Configuration Input settings Input settings are as follows Input setting Des...

Страница 12: ...d unprocessed unblanked on luminance channel Pedestal NTSC only ON 7 5 IRE subtracted from black level gain increased OFF Black level and gain settings assume no 7 5 IRE offset Note Vertical Blanking...

Страница 13: ...in 8 bit mode the 10 bit adjustments are maintained and will be restored when 10 bit operation is resumed There are effectively five sets of independent gain and offset adjustments 8 bit composite 10...

Страница 14: ...eferences These are an external reference the composite or YC input or an internal free running clock Which of these is the active reference is dependent on the presence of an external reference or wh...

Страница 15: ...this delay in increments of 37ns With an analogue timing reference present the delay through the board depends on this adjustment and the relative timing of the serial input and the analogue reference...

Страница 16: ...t control panel key LEDs will illuminate The Crystal Vision control panel start up display Control Panel then briefly replaces the version number display If the control panel firmware has been updated...

Страница 17: ...u numbering scheme This manual uses a simple menu numbering convention based on the sequence of keys required to reach each menu from the top level home menu For example menu 1 1 2 is reached from the...

Страница 18: ...ge controls or through automatic response to the input video signal the text displayed on the active front panel will not be updated immediately If necessary press CAL to update the display The DEC104...

Страница 19: ...andard F1 selects PAL NTSC or AUTO F3 selects VBI data ON or OFF Decoder Mode PAL F1 selects COMP Composite or Y C F2 selects 8 bit 10 bit or Auto F4 selects comb or bandsplit in COMP 10 bit mode Filt...

Страница 20: ...for 8 bit mode and comb is automatically selected for 10 bit Y C mode In NTSC F4 is used to toggle SETUP ON or OFF Note 10 bit mode is not available in NTSC when Y C is selected Use the DEC102S for 1...

Страница 21: ...ndication of the setting relative to the factory default Setting luminance gain and black level Select the LUMA menu to allow the luminance gain and offset black level for the current mode to be adjus...

Страница 22: ...appear on the display next to VGAIN Press the CAL button at any time while in this menu to set all gains to their default values 100 Adjusting signal timing Press F4 from the home menu to display the...

Страница 23: ...to allow the shaft encoder to adjust the vertical output timing The shaft encoder LED will illuminate and an asterisk will appear on the display next to VPOS The range of adjustment is one video fram...

Страница 24: ...Press the F4 button to allow the shaft encoder to adjust the input video timing with respect to the input video syncs in steps of 37ns This adjustment is available in 10 bit mode only The shaft encod...

Страница 25: ...nfiguration settings and restores the appropriate control Once this initialisation procedure is complete the card can be controlled or configured from the card edge the frame s local control panel fro...

Страница 26: ...ta passed unprocessed on luminance channel VBI data blanked Lever 5 Forced to 10 bit Forced to 8 bit Lever 6 Forced to PAL 625 line standard Forced to NTSC 525 line standard Forcing the video standard...

Страница 27: ...n 10 bit position Composite 8 bit Simple No Lever 3 UP and Lever 1 UP or Lever 1 DOWN with lever 5 DOWN in 8 bit position Y C 10 bit 10 bit YC No Lever 3 DOWN and Lever 1 UP or Lever 1 DOWN with lever...

Страница 28: ...ct position 2 Cgain with the SEL control to allow the shaft encoder to adjust the overall chrominance gain from 0 to 200 Select position 3 Ugain with the SEL control to allow the shaft encoder to adju...

Страница 29: ...so used as a power up factory reset function The active output timing reference The horizontal and vertical timing adjustments operate relative to one of three analogue timing references These are an...

Страница 30: ...elay through the board is approximately 1 7 lines in 10 bit mode and 0 7 lines in 8 bit mode Using the phase control Select position 8 Phase with the SEL control to allow the shaft encoder to adjust t...

Страница 31: ...the black level and the gain will be increased to compensate This does not affect the Y Gain and Y Offset settings When setup compensation is OFF the display will show setup off The black level and ga...

Страница 32: ...es and a single power supply The DTBAV and Indigo 1U high Desk Top Box both have a built in power supply and will house up to 2 single height modules RM01 RM01 modular rear connector Description SYNC...

Страница 33: ...ync Input active in Y C input mode only SYNC IN LOOP Composite Sync B B Input Loop Through Note An audio follow pulse is available on GPI5 RM24 RM24 modular rear connector Description SYNC IN NTSC NTS...

Страница 34: ...104S modules per FR2AV or 2U Indigo frame 3 modules per rear connector All connections available Card 1 fits in slots 1 5 and 9 Card 2 fits in slots 2 6 and 10 Card 3 fits in slots 4 8 and 12 No card...

Страница 35: ...gue Composite Video or C Input Loop Through Y IN Analogue Y plus Sync Input active in Y C input mode only SDI OUT Serial Digital Output SDI OUT Serial Digital Output Note An audio follow pulse is avai...

Страница 36: ...ference The external analogue reference may be terminated with 75 or allowed to provide a loop through output Set jumper link PL3 at the bottom right hand corner of the module to the left away from th...

Страница 37: ...s when board power on configuration is complete Green Sync Illuminates when analogue timing reference is absent The board output will be timed relative to the composite or Y input in 10 bit mode and a...

Страница 38: ...the input timing is set so far out that the burst is not detected Statesman settings change unexpectedly Active control panel or card edge control settings may have overridden Statesman settings if th...

Страница 39: ...Amplitude of syncs 150mV to 4V Link on PCB selects 75 Ohm termination or high impedance with loop through via PCB Blanking To analogue PAL NTSC specifications with selectable VBI blanking PAL lines 7...

Страница 40: ...2 2U frame for up to 12 modules Indigo 1 1U frame for up to 6 modules Indigo DT 1U Desk top box for up to 2 modules Indigo 2A 2U frame Statesman enabled with active control panel for up 12 modules In...

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