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IQDEC02

N24

IQDEC02OPS 23/04/09

www.snellgroup.com

Version 1 Issue 7

N24.1

IQDEC02

Golden Gate Decoder, Synchronizer, Audio Embedder with
Noise Reduction and Auxiliary SDI Input – 12 bit

Table of Contents

IQDEC02 ............................................................... 1

Module Description ............................................. 2

Rear Panel View ................................................... 2

Product Comparison.................................... 3

Block Diagram...................................................... 5

Features................................................................ 5

Technical Profile .................................................. 6

INPUT CONNECTIONS ........................................ 9

SERIAL IN ................................................... 9

COMP IN A and B (-2 version) .................... 9

COMPOSITE A and B (-2A version) ........... 9

COMPOSITE (-1A version) ......................... 9

Separated Y C (-2 and -2A versions only) .. 9

ANALOG AUDIO IN .................................... 9

REFERENCE (not 15-1A version) ............ 10

GPI (-2A only)............................................ 10

OUTPUTS............................................................ 11

Serial Digital Video Outputs ...................... 11

AES OUT (-2 version) ............................... 11

AES OUT (-2A version) ............................. 11

25 Way D Type Connection Details .......... 12

CARD EDGE INDICATORS................................ 14

RollCall PC Control Panel Screens.................. 15

Video ......................................................... 15

ProcAmp.................................................... 17

Decoder ..................................................... 19

De-embed Pair 1-4 and 5-8....................... 21

Analog Audio Pair 1-2 ............................... 22

Mixer 1, 2, 3 and 4..................................... 23

Audio Bus A and B .................................... 24

Audio Outputs............................................ 25

Audio Delay Setup..................................... 26

Audio Setup ............................................... 27

Genlock ..................................................... 30

VBI & HANC Blank(ing) ............................. 32

Caption & Pattern ...................................... 34

GPI............................................................. 36

RollTrack ................................................... 38

Memories................................................... 40

Logging...................................................... 41

ROLLCALL LOG FIELDS .......................... 42

Setup ......................................................... 44

Operation from an Active Control Panel ......... 47

MAIN MENU .............................................. 51

Video ......................................................... 51

Decoder… ................................................. 55

Freeze ....................................................... 56

Audio ......................................................... 57

Genlock….................................................. 63

Setup…...................................................... 65

Pattern............................................. 65

Caption ............................................ 66

VBI & HANC Blank(ing)................... 67

GPI I/O ............................................ 70

RollTrack ......................................... 72

Logging............................................ 74

ROLLCALL LOG FIELDS................ 75

Default Output ................................. 77

Information Window ........................ 77

User Mem(ories)........................................ 79

IQDEC02 RollCall Commands .......................... 80

RollTrack Audio Delay Tracking ...................... 87

Appendix 1

The Firewall ................................ 92

Manual Revision Record ................................... 94

Summary of Contents for IQDEC0215-1A

Page 1: ...A version 11 25 Way D Type Connection Details 12 CARD EDGE INDICATORS 14 RollCall PC Control Panel Screens 15 Video 15 ProcAmp 17 Decoder 19 De embed Pair 1 4 and 5 8 21 Analog Audio Pair 1 2 22 Mixer...

Page 2: ...me synchronizer with horizontal and vertical phasing controls allows the output to be timed to your house or studio reference In addition to its awesome video performance the IQDEC02 can digitize up t...

Page 3: ...oise reduction 2 composite 1 Y C and 1 SDI inputs 2 SDI outputs 4 analog audio inputs 2 AES outputs balanced and unbalanced on 25D IQDEC0215 1A 12 bit golden gate decoder analog audio embedder with no...

Page 4: ...shown below Enclosure order codes IQH3A E 0 IQH3A E P IQH3A 0 0 IQH3A 0 P Enclosure order codes IQH3A S 0 IQH3A S P Enclosure order code IQH1A S P 0 Style Enclosures Rear panels without the suffix A m...

Page 5: ...and analog audio embedder Adaptive Golden Gate spatio temporal frame comb decoding Input standards PAL NTSC NTSC J N4 43 PAL60 PALN PALM or SECAM Auto detection of input standards Minimal delay throu...

Page 6: ...teps subject to a max input level of 24 dBu Set Audio Monitor Thresholds High and low levels time delay External Input Audio Delay Up to 1 5 s additional delay in 1ms steps Input Side Control Proc Ind...

Page 7: ...as picture Horizontal Ancillary Blank Off On Other Controls Pattern Enable Off On Pattern Select Black EBU Color Bars 100 Color Bars Ramp Multi Burst Pulse Bar Animated Bar Caption Enable Off On Capt...

Page 8: ...t Level 1 Vp p 3 dB Sync Level 0 3 V 6 dB into 10k Ohms Delay through the unit Decoder Delay 2 lines Line Comb 1 frame 1 line Frame Comb Synchronizer Delay 16 s Lock to Input 1 frame 16 s Lock to Refe...

Page 9: ...n 75 Ohms Separated Y C 2 and 2A versions only A Y C S VHS Hi 8 etc input signal may be connected to the unit via two BNC connectors marked Y and C Y input level is a nominal 1V p p into 75 Ohms C inp...

Page 10: ...ermination link on the card set to the 75 ohm position as shown below These Links should be left in the position shown 30k Ohms Position 600 Ohms Position Audio Input Terminator Link Settings High Imp...

Page 11: ...ed AES outputs are available via the 25 way D type connector For connection details please see pages 12 13 AES OUT 2A version Balanced and unbalanced AES outputs are available via the 25 way D type co...

Page 12: ...Ground 21 Channel 5 AES1 Out Unbalanced 22 Channel 6 AES 1 Out Balanced 23 Ground 7 Ground 24 Channel 7 AES2 Out Balanced 25 Channel 8 AES2 Out Unbalanced By Function Pin No Description Connection 1...

Page 13: ...ale D Type XLR Connections Solder Pin Side 16 19 22 25 2 5 8 11 1 3 4 6 7 9 10 12 13 14 15 17 18 20 21 23 24 XLR Connections Analog Audio Input 1 Right Analog Audio Input 1 Right 2 AES Output 1 balanc...

Page 14: ...nt Green When illuminated this indicates that there is a valid signal at the SDI input D6 SDI Error Amber When illuminated this indicates that the SDI input is not at the current operating standard D7...

Page 15: ...ll be forced to only accept 625 line inputs If only 525 is selected the unit will be forced to only accept 525 line inputs If 625 and 525 are selected the unit will accept both 625 and 525 line inputs...

Page 16: ...justed dynamically set to an appropriate value for the current input noise level The noise detection algorithm may be given a subjective bias using the Auto Threshold Bias control to give more or less...

Page 17: ...is 3 dB Black Level This allows the black level to be adjusted by 120 mV in 0 5mV steps Preset value is 0 Chroma Gain This allows the U V color difference gain to be adjusted by 6 dB in steps of 0 1...

Page 18: ...5 units Preset is to 0 0 0 units Black Enhance This allows Vertical and Horizontal enhancement to be applied to the picture V Enhance This allows vertical enhancement to be applied to the processed si...

Page 19: ...e frequency response is reduced Note that in this mode the decoder will automatically be set to Minimum Delay operation Color Killer This function controls the color content of the picture Chroma Off...

Page 20: ...ill be processed at full bandwidth 3 4 MHz Medium The signal will be processed with a bandwidth of approximately 2 6 MHz Narrow The signal will be processed with a bandwidth of approximately 1 7 MHz S...

Page 21: ...adjusted over a range of 18 dB in 0 1dB steps Preset is to 0 dB Invert When checked the signal polarity will be inverted Mute When checked the signal will be muted Stereo When checked the left and ri...

Page 22: ...a range of 34 dB depending on line up and headroom settings in 0 5dB steps Preset is to 0 dB Invert When checked the signal polarity will be inverted Mute When checked the signal will be muted Stereo...

Page 23: ...0 to 60 dB is in steps of 1 dB 60 dB to 96 dB is in steps of 3 dB The inputs can be selected from the Source 1 to 8 lists Selectable Source Inputs None Analog 1L Analog 1R Analog 2L Analog 2R SDI DeEm...

Page 24: ...he signal polarity will be inverted Mute When checked the signal will be muted Stereo When checked the left and right channels will be configured as a stereo pair and any adjustments made to one chann...

Page 25: ...al for the embedder may be from Bus A or Bus B Note that when the output embedders are enabled the packet distribution is as follows 625 Lines 5 6 318 319 have no introduced samples on them 525 Lines...

Page 26: ...isms Note that up to 1 s of delay may be applied from the sum of the Internal GPI RollTrack delay inputs Internal When checked an audio delay equal to the video delay in the unit will be applied Manua...

Page 27: ...vel at which the signal is considered to have risen to a High Level may be set with this control The range is from 80 dB to 0 dB in steps of 1 dB Preset is to 10 dB Overload The level at which the sig...

Page 28: ...m The chart below shows what line up levels are available at each headroom setting and then what gain is available once the other two settings have been made Headroom in dB 4 24 Line up in dBu 21 18 1...

Page 29: ...el status To change the text type the new text in the text area and then select return Selecting Preset will return the text to the default text TEST Note that the Channel Status Origin data is automa...

Page 30: ...ve to the reference sync signal to be adjusted using the scrollbar by line in 1 pixel steps Note that picture disturbance may occur while this setting is adjusted Selecting Preset returns the setting...

Page 31: ...t signal to be adjusted by up to 1 line in 1 pixel steps The scrollbar will adjust this value Selecting Preset returns the setting to the minimum horizontal delay V ertical Delay This item allows the...

Page 32: ...is blanked by synchronizer Data Line is processed by decoder as data chroma is blanked Closed Caption disabled Pass as VBI Line is decoded and chroma passed Picture Line is processed by the decoder as...

Page 33: ...dded Dolby E audio is present in the SDI input it will be passed through the module and be present uncorrupted in the SDI output as long as the following conditions have been met 1 The SDI input is th...

Page 34: ...rol of the caption white text on a black background which may contain a maximum of 19 characters including spaces The caption will appear in the lower section of the picture Edit caption To change the...

Page 35: ...ist Animated Pattern When selected a monochrome rectangular area will appear on the output picture as shown opposite The brightness of this rectangle will ramp from black through gray to white and the...

Page 36: ...output picture will become a frozen frame when the input changes from open to closed Memory 1 to 8 The unit will use the settings in the selected memory location when the input changes from open to c...

Page 37: ...on is true the output is closed to ground via a transistor Note that when video delay is selected the output is a negative going TTL pulse The width of the pulse represents the delay through the unit...

Page 38: ...Lost Standard 625 De embed 4 Present Audio Delay De embed 5 Lost Video Delay De embed 5 Present Ref Lost De embed 6 Lost Ref Present De embed 6 Present Ref Error De embed 7 Lost De embed 1 Lost De em...

Page 39: ...checked all RollTrack items will be disabled RollTrack Sending This item shows when the unit is actively sending the RollTrack command This may show String A string value is always being sent Number...

Page 40: ...e in the text area and then select return Selecting Preset will return the text to the default name This function will clear the contents of the memory location This function allows the settings of al...

Page 41: ...ue 7 N24 41 Logging Information about various parameters can be made available to a logging device that is attached to the RollCall network by checking the appropriate box The status is shown to the r...

Page 42: ...3 60 EXTREF 525 625 ERROR 525 ERROR 625 WARNING LOSS WARNING 525_N A WARNING 625_N A NONE 525 reference input 525 or lost 625 reference input 625 or lost 525 reference input 625 trying to lock to refe...

Page 43: ...IET WARNING HIGH WARNING OVERLOAD Analog Input 2 Left channel has valid signal selected Analog Input 2 Left channel is receiving silence Analog Input 2 Left channel is receiving low level signal Analo...

Page 44: ...omposite inputs Ref This will show the standard of the reference signal Out This shows the standard of the output signal EDH ANC Status E Time This shows the time since EDH was reset in Hours Minutes...

Page 45: ...esent on the selected input as 1 2 3 4 etc Note that the Dolby header in the data stream is used to detect if the audio is non PCM Output on Input Loss If the input signal fails or is of poor quality...

Page 46: ...ir factory default values This will reboot the unit simulating a power down power up cycle restoring power up settings Serial Number This item shows the serial number of the module Release Version Thi...

Page 47: ...for the remote control panel can be found in the Modular System Operator s Manual Information Window The Information window has four lines of text indicating the current state of the unit For details...

Page 48: ...Luma Strength Chroma Strength Threshold Mode Manual Threshold Auto Bias Delay Mode Noise Measured Noise Reducer Delay Mode Normal Delay Minimum Delay SDI Std 525 625 Threshold Mode Auto Manual Noise...

Page 49: ...6 Lost De embed 6 Present De embed 7 Lost De embed 7 Present De embed 8 Lost De embed 8 Present GPI In Out Delay GPI In Out Delay 5 5ms OK Input Present Standard 625 Video Delay GPI o p Select Unused...

Page 50: ...Chroma_B W Audio Delay Setup Set Manual Include Manual Include Internal Include GPI Include RTrack14 Include RTrack15 Include RTrack16 Include RTrack17 Total Delay Total Delay Total Delay 473ms OK L G...

Page 51: ...User Mem Video This item allows the input signal to be selected and adjustments to be made Input ProcAmp Noise Reducer Video Input This item allows the input signal and its standard to be selected Sel...

Page 52: ...ference gain to be adjusted by 6 dB in steps of 0 1 dB Preset value is 0 0 dB Note that the maximum input level is 3 dB NTSC Hue This item allows the Hue of an NTSC signal to be adjusted NTSC Hue 0 Pr...

Page 53: ...y 592ns in 148ns steps Borders This allows the active picture to be blanked out or cropped on each of the four sides Output Left Top Force to Black Right Bottom Borders Left Right Top Bottom Red Green...

Page 54: ...mode the noise floor is automatically measured and the threshold is adjusted dynamically set to an appropriate value for the current input noise level The noise detection algorithm may be given a sub...

Page 55: ...picture will be removed The luma signal is produced using a narrow bandwidth notch filter Chroma On When selected the color content of the picture will be maintained regardless of the level of the co...

Page 56: ...Bandwidth This function allows the bandwidth of the decoded luminance to be adjusted Chroma_B W Luma Bandwidth Wide Medium Narrow Wide The signal will be processed at full bandwidth 3 4 MHz Medium Th...

Page 57: ...vert R Mute R Delay L Gain Gain R This allows the gain of the Left and Right channels to be adjusted over a range of 18 dB in 0 1dB steps Gain 1 8 2dB Preset Gain L R Preset is to 0 dB L Invert Invert...

Page 58: ...Source 6 Source 8 This menu allows the mixer inputs to be selected Source 1 to 8 This menu allows the source signals for the mixer inputs to be selected Chroma_B W Source 1 8 None Analog 1L Analog 1R...

Page 59: ...on may be selected as an input Mixer 1 2 3 4 Any of the mixer outputs may be selected L Gain Gain R L Gain and Gain R 2dB Preset L Gain and Gain R This allows the gain of the Left and Right channels t...

Page 60: ...rack17 Total Delay Note that up to 1 s of delay may be applied from the sum of the Internal GPI RollTrack delay inputs Set Manual This sets the manual delay and will affect all processed audio signals...

Page 61: ...n 1 dB steps Preset is to 4dBu dB For more details please refer to page 28 Audio Slew Select This is the time taken for the audio to slew when the audio mixing and routing controls have changed Chroma...

Page 62: ...vel at which the signal is considered to have risen to an Overload condition may be set with this control The range is from 80 dB to 0 dB in steps of 1 dB Preset is to 0 dB Warning Timer All the above...

Page 63: ...625 V Delay 625 H Delay 525 V Delay 525 H Horizontal Phase 625 525 This item allows the horizontal timing of the output signal relative to the reference sync signal to be adjusted H Phase Delay 625 5...

Page 64: ...nwheel the delay may be adjusted by 1 line in 1 pixel steps Selecting Preset returns the setting to the minimum horizontal delay V Vertical Delay 625 525 This item allows the vertical timing of the ou...

Page 65: ...attern Enable is selected Black EBU Color Bars 100 Color Bars Ramp Multi burst Pulse Bar Pattern Type One of the patterns including Black may be selected from the list Pattern Enable When selected the...

Page 66: ...edit the text the right and left buttons adjacent to the upper text line in the menu should be used to select the character position in the text and the spinwheel used to select the character The Cle...

Page 67: ...ld 1 Line 11 Line 12 Line 13 Line 14 Line 15 Line 16 Line 17 Line 18 Line 19 Line 20 Line 21 Line 22 525 Lines 11 22 Lines 11 20 Blank Pass VBI Decode VBI Line 11 20 The options for these lines are Bl...

Page 68: ...is processed by the decoder as video Pass as Closed Caption Line is processed by decoder as data chroma is blanked Closed Caption enabled Line 283 285 Blank Pass as Data Picture Line 283 285 The opti...

Page 69: ...d and processed by the ProcAmp Hanc Blank When checked all horizontal data will be blanked on the input When unchecked HANC will be passed uncorrupted as long as the Bus audio embedders are disabled I...

Page 70: ...tch contacts relay contacts etc Pattern Freeze Memory1 Memory2 Memory3 Memory4 Memory5 Memory6 Memory7 Memory8 Memory 1 2 Memory 3 4 Memory 5 6 Memory 7 8 GPI i p Select The resulting action that the...

Page 71: ...h When selected highlighted the GPI output is active high when deselected the GPI output is active low Note this will also set the polarity of the TTL output signal Timer Active High When checked the...

Page 72: ...resent Audio Delay De embed 5 Lost Video Delay De embed 5 Present Ref Lost De embed 6 Lost Ref Present De embed 6 Present Ref Error De embed 7 Lost De embed 1 Lost De embed 7 Present De embed 1 Presen...

Page 73: ...cal Snell Wilcox agent RollTrack Sending This item shows when the unit is actively sending the RollTrack command RollTrack Sending Status RollTrack Sending Status YES OK This may show String A string...

Page 74: ...attached to the RollCall network by selecting the appropriate item Chroma_B W Logging Input Std Reference EDH EDH Err RollTrack De emb 1 De emb 2 De emb 3 De emb 4 De emb 5 De emb 6 De emb 7 De emb 8...

Page 75: ...nput signal No EDH errors found on the input signal EDH statistics have been reset ERRSEC Runtime string The time since EDH was reset in seconds ROL_STATES OK FAIL RollTrack message sent and received...

Page 76: ...sent on AES input 1 Signal not present at AES input 1 AES_2 NONPCM OK LOST Non PCM signal present on AES input 2 Valid signal present on AES input 2 Signal not present at AES input 2 BUS_AL OK WARNING...

Page 77: ...Default Pattern Black EBU Color Bars 100 Color Bars Ramp Multi burst Pulse Bar Default Pattern If Pattern is chosen in the Default Output menu the output will become the pattern chosen from this list...

Page 78: ...K Select OK to return to the Setup Menu FPGA Sync Version This will display the version number of the Synchronizer FPGA fitted to the unit FPGA Sync Version FPGA Sync Version xxxxxxx OK Select OK to r...

Page 79: ...ll be saved at this location Recall 1 8 When selected the settings will be recalled from this location and applied to the unit Clear 1 8 When selected the memory location will be cleared and returned...

Page 80: ...08A4 2212 Line 22 0 Blank 1 Data 2 Picture 08A5 2213 Line 274 0 Blank 1 Pass VBI 2 Decode VBI 08A6 2214 Line 275 0 Blank 1 Pass VBI 2 Decode VBI 08A7 2215 Line 276 0 Blank 1 Pass VBI 2 Decode VBI 08A...

Page 81: ...n 180 max 180 Step 1 Div 10 0FB6 4022 L Invert clear 0 set 1 toggle 2 0FB7 4023 Invert R clear 0 set 1 toggle 2 0FB8 4024 L Mute clear 0 set 1 toggle 2 0FB9 4025 Mute R clear 0 set 1 toggle 2 0FBA 402...

Page 82: ...n 0 Pair 1 1 Pair 2 2 Pair 3 3 Pair 4 4 Pair 5 5 Pair 6 6 Pair 7 7 Pair 8 10CF 4303 Disable clear 0 set 1 toggle 2 10D0 4304 Source 0 BUS A 1 BUS B 10D1 4305 Destination 0 Pair 1 1 Pair 2 2 Pair 3 3 P...

Page 83: ...5R 15 SDI DeEmbed 6L 16 SDI DeEmbed 6R 17 SDI DeEmbed 7L 18 SDI DeEmbed 7R 19 SDI DeEmbed 8L 20 SDI DeEmbed 8R 21 Tone L 22 Tone R 127B 4731 Source 2 0 None 1 Analog 1L 2 Analog 1R 3 Analog 2L 4 Analo...

Page 84: ...g 1R 3 Analog 2L 4 Analog 2R 5 SDI DeEmbed 1L 6 SDI DeEmbed 1R 7 SDI DeEmbed 2L 8 SDI DeEmbed 2R 9 SDI DeEmbed 3L 10 SDI DeEmbed 3R 11 SDI DeEmbed 4L 12 SDI DeEmbed 4R 13 SDI DeEmbed 5L 14 SDI DeEmbed...

Page 85: ...toggle 2 1336 4918 N4 43 60 clear 0 set 1 toggle 2 1337 4919 PAL4 43 60 clear 0 set 1 toggle 2 1388 5000 Memory 8 0 Recall 1 Recall 2 Recall 3 Recall 4 Recall 5 Recall 6 Recall 7 Recall 8 1389 5001 Me...

Page 86: ...l 1B59 7001 Software Version Static Display no control 1B5A 7002 FPGA Sync Version Static Display no control 1B5B 7003 FPGA Dec Version Static Display no control 1B5D 7005 Serial Number Static Display...

Page 87: ...gle audio delay in a RollCall system The audio delay will have the same delay as through the video path If the delay changes the audio delay will track IQD1FSY IQBADC RollCall connection 4 2 2 Analogu...

Page 88: ...20 ms delayed audio by 10 ms tracks to 20 ms From one to eight audio delay products can be connected via RollCall to a single frame synchronizer for example If the synchronizer delay changes then how...

Page 89: ...k address of the IQBDAD in the form nnnn xx yy z d where nnnn network address and in most cases will be 0000 hex xx IQ enclosure address hex yy slot address of the IQBDAD hex z the connection or chann...

Page 90: ...IQDEC02 N24 IQDEC02OPS 23 04 09 www snellgroup com Version 1 Issue 7 N24 90 The most complex system would be an array of matrix delay clusters...

Page 91: ...IQDEC02 N24 IQDEC02OPS 23 04 09 www snellgroup com Version 1 Issue 7 N24 91...

Page 92: ...al and during this sequence the unit following the one with the firewall will see no disturbance at its input Why use a firewall Any equipment downstream of a Snell Wilcox product with firewall protec...

Page 93: ...r the output streams are continuous is the Snell Wilcox IQMUX01 for both AES and SDI signals Performance of firewall equipped products versus genlock mode The tables below summarize the behavior of pr...

Page 94: ...Mar 06 1 2 Second release software New issue released 08 Jun 06 1 3 Pixel units for H Phase Delay New issue released 14 Aug 06 1 4 Packet Distribution note added New issue released 17 Oct 06 1 5 Logg...

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