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Snell & Wilcox ARC130S, Operator'S Manual

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Snell & Wilcox ARC130S Operator'S Manual Download Page 42

ARC130S SECTION 

4

ARC130S 060801 Version 1 Issue 1

4.24

PRESET ASPECT RATIO SELECTIONS

Front panel

Designation

BBC Notation

Full Description

Aspect

Value

Size Value

1.77F>FH

16F16 >  12F12

16:9 picture to full height 4:3 picture for
presentation on a 4:3 screen (left hand and
right hand edges of original 16:9 image are
cropped

1.333

1.000

Input Picture

Output Picture

Front panel

Designation

BBC Notation

Full Description

Aspect

Value

Size Value

1.85L>FH

1.85:1 Letterbox picture to full height 4:3
picture with left hand and right hand edges of
original 1.85:1 image cropped

1.000

1.388

Input Picture

Output Picture

Summary of Contents for ARC130S

Page 1: ...060801 Version 1 Issue 1 0 1 Operator s Manual August 2001 Snell Wilcox Ltd Durford Mill Petersfield Hampshire GU31 5AZ United Kingdom Tel 44 0 1730 821188 Fax 44 0 1730 821199 ARC130S Aspect Ratio Co...

Page 2: ...h a power cord with a standard IEC moulded free socket on one end and a standard 3 pin plug on the other If you are required to remove the moulded mains supply plug dispose of the plug immediately in...

Page 3: ...ty of technology equipment including electrical business equipment EMC Performance of Cables and Connectors Snell Wilcox products are designed to meet or exceed the requirements of the appropriate Eur...

Page 4: ...machine is shipped with version A32 of the firmware Floppy Discs Disk 1 ARC Configuration Loader Version 1 0 1 Disk 2 ARC Configuration Loader Version 1 0 1 Manufacturers Notice Copyright protection c...

Page 5: ...3 Blanking 4 4 Display 4 5 GPI 4 10 Auto Setup 4 11 Line 23 PAL Standard Only 4 14 AFD Dat 4 15 Memory 4 17 Setup 4 18 VITS 4 23 Option with Front Panel Controls 4 24 Function Select 4 25 Display 4 25...

Page 6: ...ARC130S SECTION 0 ARC130S 060801 Version 1 Issue 1 0 6 Manual Revision Record Date Version No Issue No Change Comments 060801 1 1 First issue of manual...

Page 7: ...ed for transmission to be selected from the input picture There are twelve preset conversion ratios plus ratios set up by the user The user ratios can be stored in twelve memories and are quickly push...

Page 8: ...all of memorized settings VITS VITS blanking SETUP Audio Clipping Freeze Gamut Limiting GPI GPI Program Input Loss Input Standard 625 525 Process Test Pattern Field Pairing Mode and line 21 video 525...

Page 9: ...rtant that there is a free flow of air at both sides of the unit to dissipate the heat produced during operation Installations should be designed to allow for this If the unit is to be rack mounted fi...

Page 10: ...gital input with an active loop though BNC connector also fitted Digital Output Two BNC connectors are provided for the serial digital outputs EDH This connector has no function connections should not...

Page 11: ...co timed then the range of delay through the ARC is 3 5 to 4 5 fields The delay pulse output from the ARC130S accurately represents the delay through the unit The pulse is high for a period equal to t...

Page 12: ...t Panel Remote Comms Auxiliary switch on the ARCOPI2A card to FRP REM centre see Fig 3 1 The front panel can be disabled by setting the switch to REM right hand position see Fig 3 1 RS 422 A Remote Ma...

Page 13: ...D connector Protocol information is also available on request from the supplier For more detailed information about the operation of the remote panel or PC software please consult their relevant manua...

Page 14: ...7 signal Pin 9 GPI 7 return Pin 1 ground GPI Outputs GPI OUT 1 1 1 13 3 3 30 0 0 0S S S S S S S Se e e er r r ri i i ia a a al l l l N N N No o o o These are accessed via a 25 way D type connector an...

Page 15: ...contacts indicate the binary GPI memory in use The four MSB s GPO 4 to GPO 7 contacts are closed if a GPI binary memory is being used otherwise they are open If a non binary GPI memory is being used...

Page 16: ...ARC Configuration Loader includes a setup exe program file This file is kept on the floppy disk labelled DISK1 Running the ARC Configuration Loader setup exe either by mouse click from within Windows...

Page 17: ...taken Note the file extension must be TXT The filename can be typed in or the Browse button may be used to navigate to the desired file 2 ARC Address This allows the user to select which ARC on the Ro...

Page 18: ...ower Unit see fig 3 1 to on Check that the indicator lamp illuminates green and the alpha numeric display is active Fig 3 1 PCB Locations ARC 130S Front panel Remote Control Remote Control SW4 SW3 FAN...

Page 19: ...lso used to display a selected option The and keys enable you to scroll up and down through the menu The ESC Escape key returns you to the previous menu level A at the right of an option on display in...

Page 20: ...oup to 1 3 or 4 Use the O P Group item to select the output group to 1 2 3 or 4 The embedded audio output may be set to Off no audio data On audio data from selected input group Mute silence or Test T...

Page 21: ...ge of output lines For example you can impose an artificial letterbox by bringing the top output blanking down the screen and the bottom output blanking up the screen Top Adjusts the top line of blank...

Page 22: ...of input video lost 1 66L FH 15 9 letterbox to full height conversion left and right hand edges of input video lost 1 55L FH 14 9 letterbox to full height conversion left and right hand edges of inpu...

Page 23: ...entation on 4 3 screen black bars above and below image 1 388 0 721 1 66F LB 15F15 15L12 15 9 Anamorphic picture converted to 15 9 letterbox picture for presentation on 4 3 screen black bars above and...

Page 24: ...al position of the output Note that this option does not appear if H only processing is selected see set up menu page 4 11 Size Adjusts the horizontal and vertical size simultaneously while maintainin...

Page 25: ...ly processing is selected see set up menu page 4 11 GENLOCK Selects adjustment of the Genlock parameters From the Home Screen press ENT and scroll to Genlock Press ENT and scroll between H Time and V...

Page 26: ...lar GPI state is present the appropriate memory is recalled This is useful as the GPI port can be used to emulate the four video index signaling bits if they are not present on the input signal GPI Me...

Page 27: ...ing period between the line 23 signalling and the following video L23 Line This controls which input video line the incoming line 23 style widescreen signalling will appear This is useful when equipme...

Page 28: ...opied from an incoming enhanced line 23 signal to the output if the enhanced line 23 signal has been selected as the source of automatic aspect ratio control User Set This allows the user to set the f...

Page 29: ...alid CRCs AFD only Set all fields to zero except Octet 1 the scanning system field which contains the VI data inserted by the ARC130S AFD Pass Insert new Octet 1 values but pass all other VI data from...

Page 30: ...omatically provide the output signalling from the input signalling if Auto is selected Alternatively Camera or Film can be selected to suit the input material source SubText The ARC 130S will automati...

Page 31: ...is set to FORCED See Output Setup Mode above AFD This sets the AFD data of AFD spec video index and enhanced line 23 outputs Selections available are Coded 4 3 16 9 14 9 AFD 4 4 3 S P 16 9 S4 3 16 9 S...

Page 32: ...display settings produce the appropriate output aspect ratio and set the line 23 output and video index signal AFD PG This allows the user to program the ARC130S action when it receives the stated inc...

Page 33: ...I codes When one of these eight codes is selected then the auto memory corresponding to that line 23 code is recalled Thus the ARC is put in the same mode as it would have been if Auto line 23 ETSI in...

Page 34: ...940 for white and 64 for black Each time you press ENT the message toggles between Clip Off and Clip On Freeze allows you to turn the video freeze function on and off Each time you press ENT the mess...

Page 35: ...ield 1 s Pair Off On Turning Pairing mode On causes the ARC to pair up the incoming video fields into frames before applying a two field vertical temporal aperture If a user has material that has all...

Page 36: ...sing only Control of only vertical size and position is available No horizontal filtering is applied TPG Off allows you to turn on and off the internal test pattern generator the pattern being determi...

Page 37: ...from one picture size to the next taking the time set on the Trans Period menu and following the profile set on the Trans Profile menu Instant In instant mode the ARC cuts directly from one picture si...

Page 38: ...menu entry it can only be changed using the rotary switches as described in Section 3 Log On selecting this menu item toggles between Log On and Log Off This item turns On and Off the RollCall Log ser...

Page 39: ...ss ENT again PassAll passes all the VITS lines through the ARC130S untouched When selected and ENT is pressed the message Done appears BlankAll blanks all the VITS lines When selected and ENT is press...

Page 40: ...rmally used for 4 by 3 12 by 9 ie Two digit number giving the aspect ratio of the picture area that viewers are interested in that is neglecting any areas of continuous and static black due to letter...

Page 41: ...played image Numbers describing ratios seen in use at present are 12 14 15 Super16 16 17 1 85 1 21 2 35 1Cinemascope 24 e g A 16 9 full height anamorphic raster is shown as 16 A request for material s...

Page 42: ...height 4 3 picture for presentation on a 4 3 screen left hand and right hand edges of original 16 9 image are cropped 1 333 1 000 Input Picture Output Picture Front panel Designation BBC Notation Full...

Page 43: ...height 4 3 picture with left hand and right hand edges of original 15 9 image cropped 1 000 1 250 Input Picture Output Picture Front panel Designation BBC Notation Full Description Aspect Value Size...

Page 44: ...to 16 9 letterbox picture for presentation on 4 3 screen black bars above and below image 1 333 0 750 Input Picture Output Picture Front panel Designation BBC Notation Full Description Aspect Value S...

Page 45: ...ation on 4 3 screen black bars above and below image 1 250 0 800 Input Picture Output Picture Front panel Designation BBC Notation Full Description Aspect Value Size Value 1 77F 1 55L 16F16 14L12 16 9...

Page 46: ...horizontally squeezed image with black bars to left and right of output 0 750 1 000 Input Picture Output Picture Front panel Designation BBC Notation Full Description Aspect Value Size Value 1 55 Cur...

Page 47: ...cally squeezed and scaled up to fill full 16 9 width Top and bottom of original 4 3 image cropped at output 0 750 1 333 Input Picture Output Picture Front panel Designation BBC Notation Full Descripti...

Page 48: ...us version of line 23 as L23 ETSI throughout BACKGROUND INFORMATION ON VIDEO INDEX The original SMPTE RP186 video index scheme includes in the very first data byte Class 1 1 data Octet 1 a scanning sy...

Page 49: ...Output picture Horizontal position 4 Output picture Vertical position 5 Output line 23 signal 6 Output video index signal 7 Bypass Mode setting These parameters are also stored for the User Display M...

Page 50: ...and One byte which represents the desired command The MSB is always one See table below of valid command numbers etx One byte with hexadecimal value 0x03 This indicates the end of a message packet The...

Page 51: ...ARC130S SECTION 4 ARC130S 060801 Version 1 Issue 1 4 33...

Page 52: ...ns of the unit and information messages The DISPLAY buttons allows the information displayed to toggle between the modules current setup and more detailed data including software version etc The highe...

Page 53: ...rtical temporal interpolation To explain the latter factor six lines on one field would only access half the information in the interlace system but when we use 12 lines from a full frame the informat...

Page 54: ...ut system the data is output blanked and converted back to serial digital 656 format before being fed out of the unit Data from line 23 625 line systems is decoded and when Auto is selected provides a...

Page 55: ...tains picture information 12 is normally used for 4 by 3 12 by 9 Note that areas involved with code entry into database systems ask that only two digit codes are to be used Code 99 is used where ratio...

Page 56: ...y crop the image The letter code describes which format the material is Shoot Protected for This parameter s primary use is for transmission with live conversion to indicate on play out which conversi...

Page 57: ...s are lost 15F15B 15 9 full raster images shot protecting a 14 9 area These originate from graded telecine transfers of the entire Super 16 film frame where conversion to more than one final format is...

Page 58: ...is normally used for 4 by 3 12 by 9 ie Two digit number giving the aspect ratio of the picture area that viewers are interested in that is neglecting any areas of continuous and static black due to le...

Page 59: ...played image Numbers describing ratios seen in use at present are 12 14 15 Super16 16 17 1 85 1 21 2 35 1Cinemascope 24 e g A 16 9 full height anamorphic raster is shown as 16 A request for material s...

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