User`s Manual - Brainstorm Electronics
Contents
1. Flywheel mode GEN Starts stops generator 7 2 VIDEO REF LED RESHP Off IGEN on Generator is not video referenced GEN RUN GEN On Generator is video referenced Blink Generator is in VIDEO REF mode but video is not present 7 3 GENERATOR RUN LED RESHP Off REPAIR Off generator not running GEN On Generator is running and generator code has been switched to the outputs Blink Generator is running as above but has entered the infinite flywheel state to stop the generator press the GENRUN key Note that if the input code has started running again prior to pressing GEN RUN then the generator will at that time re sync and re jam 7 4 RESHAPE LED TCG User Manual Page 9 EY STATUS RESHP On RESHAPE REPAIR Normally off REPAIR But blinks when generator is bypassed and input A ONE e e TCIN code is active typically during jam copy ramp up nani or if input code is not within menu 23 or 24 specs ETHERNET GEN Off 7 5 REPAIR LED RESHP Off REPAIR On GEN Off 7 6 GENERATE LED RESHP Off REPAIR Normally off but illuminated solidly when either a generator has entered flywheel mode source stopped or b generator is in jam mode and past the jam point GEN Normally on but blinks if Video reference is selected and generator is not currently locked to the video 8 Errors LCD Display status pages 8 1 GEN STATUS 1 The timecode type2. and or rate values in the GEN STATUS 1 page will blink continuously to indicate a generator settings mismatch For example when generating 30DF 30 000 referenced to 29 97 NTSC video t ben Status i1 SEDF 29 978 For more information on GEN STAT errors see 9 2 below 8 2 GEN STATUS 2 The Copy or Jam indicator in the GEN STATUS 2 page will blink in REPAIR mode when the Generator is attempting to copy or jam input timecode Tt bern Status z Jar Lock While blinking the Generator is waiting for e the input timecode edge to fall within the Repair Window specified in Menu 24 and e the input timecode to increment persistently as specified in Menu 23 Continuous blinking indicates a problem in one of these areas The problem might be solvable by adjusting either Menu 23 or Menu 24 or it might be that the situation is simply impossible Confirming that the generator is unable to perfom the repair the RESHAPE LED will blink continuously as well see 7 4 above Page 10 TCG User Manual 9 Error Messages 7 Segment Display In addition to the timecode reader errors reported by the SR 112 see SR 112 User Manual 11 3 the TCG has some new error messages Note that timecode Reader errors are disabled in GENERATE mode 9 1 GENERATOR DELAY This message informational not an error is displayed when generator starts running and a delay has been requested in menu 12 Repair or Generate
3. 970 30ND at a rate of 29 970 30DF at a rate of 30 000 30ND at a rate of 30 000 This menu indicates settings For Status exit SET UP and go to GEN STATUS 1 Right Indicates the lock status of the regenerator Unlk Lock To access these different pages press the UP or DOWN key Page 6 TCG User Manual 6 4 MENUS 11 GENERATOR VIDEO REF ll Gen Vid Ref Bor This selection determines if the generator is video referenced or not NOTE If VID REF is selected in menu 11 but no video is present at the rear panel connector the front panel VIDEO REF LED will blink continuously 6 5 MENUS 12 GENERATOR DELAY Mi Delay Millisec Menu 12 lets you enter a value in milliseconds to delay the generator output in REPAIR or GEN w video ref modes This value goes up to 60 milliseconds This function is useful to delay the audio when it is ahead of the video The Gen Delay menu is unique in that the generator delay is dynamically adjusted as the menu value is incremented or decremented It is not necessary to press the ENTER key for the new value to take effect When the TCG starts running and a delay has been requested the 7 segment display indicates GEA dol YY Gen dly for about 2 seconds see 9 1 This requested delay appears in the GEN STATUS 2 page see page 4 6 6 MENUS 13 GENERATOR START TIME 13 ben Start a ee This sets the frame number at which the TCG starts when GEN RU
4. G enabled the SR 112 has 3 different operating modes RESHAPE ae TAD i JFE default value GENERATE and REPAIR A corresponding LED illuminates on oo the front panel Status Section to indicate the current selection Indicates the format and the frame rate of the generated time code Note Menu 01 only appears when the TCG software option has been Formats available are 24 25 30DF and 30ND installed since without it Reshape is the only mode available Rates available are 23 976 24 25 29 970 and 30 t ben Status 1 6 2 MENU 09 ALTERNATE PHASE WITH 50 amp 60Hz VIDEO Fem 24 23 376 eo lid The XFrm indicator comes on when the generator is creating 24 frame code locked at 23 976Hz to an NTSC video reference This is the only cross Menu 09 allows the user to switch A B phases when working with a 2x rate frame mode currently supported video input See chapter 12 for more information e GENERATOR STATUS 2 t ben Status 2 6 3 MENU 10 GENERATOR FORMAT Corey DLY 6A Lock 1h bern Format The bottom line of this page is separated in 3 sections B28HD 3h HAH Left Indicates the Repair Mode selected in menu 20 Jam Copy Select from the following options the type of time code to be generated Center Indicates the Generator Delay in milliseconds y E Sor na The DLY xx segment illuminates only when a delay has been 25 a kon of 25 000 requested via the Gen Delay menu 12 30DF at a rate of 29
5. N is pressed 6 7 MENUS 14 GENERATOR USER BITS This sets the User Bits of the generated time code 6 8 MENUS 20 REPAIR MODE 260 Rersir Mode BCorY Two Repair options are available COPY default and JAM e COPY the TCG continuously reads the time code input and regenerates the exact same numbers It is the default value of Menu 20 e JAM a one time copy of the input time code is transferred to the generator shortly after the input time code achieves play velocity The generator then increments as it would in GENERATE mode 6 9 MENUS 21 REPAIR FLYWHEEL TIME If the source time code drops out or becomes unreadable the TCG repairs this by flywheeling over the bad area generating good code TCG User Manual Page 7 fl Ree Flswheel E 5f Menu 21 sets the interval of time during which this happens The choices are 5 fr 15 fr or infinity Default value is 5 fr With INFINITY selected press the GEN RUN button to stop the generator 6 10 MENUS 22 REPAIR RAMP UP TIME 22 Rer Rame UF AE 2S seconds During the Ramp Up period the generator is inactive and input code is switched to the outputs as it would be in RESHAPE mode Only at the end of the Ramp Up period does the generator start to actively seek an opportunity to begin jamming input time code into the generator stream Default Ramp Up is None and can be adjusted from None to 9 5 sec with 0 5 sec increment
6. TCG Time Code Generator Software option for the SR 112 Owner s manual Version 3 00 January 2013 All materials herein Brainstorm Electronics Inc Brainstorm Electronics reserves the right to change or modify the contents of this manual at any time Credits Concept AID Brainstorm Electronics Software Gerry Lester Manual Bernard Frings Gerry Lester Technical Assistance Jim Pace Brainstorm Electronics Inc www brainstormtime com Page 2 TCG User Manual TCG User Manual Page 3 Table of contents 3 Quick Start Le INTRODUCTION o4 24 62e e4 beg atenss Ghee 8 40no0b nee beeen seas 2 3 1 GENERATE NEW TIME CODE 2 INSTALLATION e o o o o o o o o o ooo ooo ooo ooo o ooo ooo ooo ooo oo o o o o o o o oo 2 Menu 01 select GENERATE 3 QUICK START 0 0 ee ee ee eee eee ee ee eee een ae 3 Menu 10 select the time code FORMAT 4 MODES OF OPERATION ccc ccenseneneuesecceaegnaceseaseusagaes 3 Menu 11 select VIDEO REFERENCE if required 5 STATUS PAGES LCD DISPLAY 0 0 cccecececceceeeeucueneues 4 Menu 13 set the START time 6 MENUS DESCRIPTIONS 0 oauan aaora oroarea 5 raene ENTRU RS onon pan OT aMOde seater te ease ee us canoes eee AEE E 5 09 Alternate Phase with 50 amp 60Hz Video 0 00 ee ee 5 3 2 REGEN TIME CODE 10 Generator Format lt 2 is qod46ii5006 02 5460608 c0e458 Gees 5 Menu 01 select REPAIR 11 Generator Video Ref bok we eee oR OEE OS RS we we eS FS Oo 6 Menu 10 s
7. applications e Generate new master time code at any standard rate e Regenerate existing time code eliminating drop outs and reducing jitter e Jam sync locked to external video e Delay time code up to 60 msec useful when aligning audio to video 2 Installation Be sure to update your SR 112 with the latest firmware for information please refer to pages 16 19 of the SR 112 User s Manual Once you have registered your TCG purchase you will receive a unique authorization key a series of 4 numbers separated by periods This key is only valid for the SR 112 with the serial number used during ordering Enter this code via Menu 98 Feature Key see page 8 then reboot your unit This authorization procedure only needs to happen once even with subsequent firmware updates With the TCG menu 01 has 2 new modes of operation GENERATE and REPAIR 4 1 GENERATE In this mode you can generate any format time code locked to the SR 112 internal crystal or referenced to an external video SD or HD Set a start time menu 13 and press the GEN RUN button on the front panel 4 2 REPAIR Repair has 2 options COPY and JAM e COPY indicates that the generator continuously copies the time code input as long as it continues to increment It is the default value of the REPAIR mode This is used for eliminating drop outs and reducing jitter on existing code e JAM indicates that a one time copy of the input time code is transfe
8. elect the time code FORMAT 12 Generator Delay 0 0 ccc eee eee eens 6 Menu 11 select VIDEO REFERENCE if required 13 Generator Start Time 0 0 cc cece eee eens 6 Menu 20 select COPY 14 Generator User Bits 20 0 ce cece eee ee 6 Menu 21 change the flywheel time if required 5fr default 20 Repair Mode 0 ccc cee eee eee e eens 6 21 Repair Flywheel Time 0 0 0 cee eee eee ee eee nee 6 22 Repair Ramp Up Time 0 ccc eee eens 7 3 3 JAM SYNC TIME CODE 23 Repair Input Persistency 0 0 ccc eee ee eee eee eee 7 Menu 01 select REPAIR 24 Repair Time Code Jam Window 0 0c cece eee eee 7 Menu 10 select the time code FORMAT 98 Feature Key 0 ccc eee eens 8 Menu 11 select VIDEO REFERENCE if required 7 GENERATOR SWITCHES AND LED S 000 0 000 c cee eeeee eens 8 i Na vers P E a ae E ee 8 ERRORS LCD DISPLAY STATUS PAGES 0 0eeceeeeeeuees 9 een Zl cheng ethene time a Geraul 9 ERROR MESSAGES 7 SEGMENT DISPLAY 0000 e eee 10 10 OTHER ERROR MESSAGES 0 0 ccc ccc ee eee 11 ll NON VOLATILE MEMORY e o o o o o o o o o o o o o o o o oo ooo o o o o o o o o o o o o o o o 11 Modes of Operation 12 GENLOCKING TO A 50 60HZ VIDEO REFERENCE 12 i 1 Introduction The TCG option enables the SR 112 to generate time code locked to an external video reference or not for multiple
9. essage is displayed in case of a Generator Sync Error very unlikely 9 5 GENERATOR FAILURE This message is displayed in case of a Generator Internal Failure even more unlikely 10 Error Messages Other The following time code input errors will not be shown on the 7 segment display while the Generator is running They will however still be added to the error report listing CODE ERR Code Error CODESTOP Code Stopped CF CHG Color Frame Change DF ERR Drop Frame Error DISCONT Discountinuity DF CHG Drop Frame Change DROP OUT Code Drop Out TYPE CHG Code Type Change INVALID Invalid Address REPEAT Repeated Frame 11 Non Volatile Storage The SR 112 has non volatile memory holding the current settings including all the TCG settings This memory is continuously updated so that when the unit is turned on it is in the same condition as it was when powered down NOTE You should wait approximately 10 seconds after a change was entered before powering down to allow for the flash memory to be updated Page 12 TCG User Manual 12 Genlocking to a 50 60 Hz Video Reference SMPTE time code was developed for analog television operating with rates up to 30 f s With digital television progressive video systems have frame rates up to 50 and 60 f s In these systems counting is done on frame pairs and the video reference point is the start of line 1 o
10. f the first frame of the frame pair to which the LTC is associated When using 2x video rates 50 59 94 60Hz for synchronizing the generator frame the TCG extracts a 1x rate 25 29 94 30Hz from the video and it does this by arbitrarily discarding every second input video frame edge Conceptually the input video frame sequence can be thought of as a sequence of pairs of frames with the first frame of each pair denoted as A and the second as B This is a purely imaginary construct of course as the frames themselves are indistinguishable one from the other 12 1 MENU 09 When the SR 112 first powers up if a 2x video rate is selected as its reference then it will initially lock to the A frames and discard the B frames This will normally be a satisfactory arrangement but it is possible that the SR 112 will be using the A frames when the user would prefer that the B frame edges are followed This may come up for example when the output timecode turns out to be 180 degrees out of phase with other pieces of equipment that have landed on the alternate video phase Menu 09 lets you switch A B phases The A or B values have no particular significance The menu simply allows the phase to be reversed from its current orientation WF Wid 2x Phe dia Where adjustment is required menu 09 may have to be re adjusted every time the SR 112 is powered up and or every time that a ne
11. rred to the generator shortly after the input time code achieves play velocity The generator then increments as it would in GENERATE mode This is used for generating new code from a known start point GENERATE to VIDEO REF mode and REPAIR modes can be used in conjunction with the DELAY feature as described in 6 5 menu 12 Page 4 TCG User Manual TCG User Manual Page 5 5 Status Pages LCD Display 5 1 STATUS PAGES amp OPERATING MODES Some of the status pages are only available in certain modes as shown in the follow ing table When switching to another mode the current status display is preserved but changes to the default if the current display is not available in the new mode SR 112 TIME CODE DISTRIPALYZER Operating Modes ok iat With the TCG option installed your SR 112 has 3 new status pages in addition to TIME CODE INPUT STATUS ss the 5 existing ones TIME CODE INPUT READER o J oo To oY Sooo TIME CODE INPUT STATUS USERBTSIN o o o o ooo So Yy o Yy o oo TIME CODE INPUT READER NEW GENERATOR STATUS TY ERATOR STATUS NEW a ee a ek CENERMIOR TG NEN ee TE CODE WEED ASE A E TIME CODE VIDEO PHASE TIMECODEERRORS Y Y Y TIME CODE ERRORS TIME CODE INPUT READER o 6 Menus Description 6 1 MENU 01 MODE Gives visibility to the timecode input at times when the generator takes over the 7 segment display Al Mode Boenerate e GENERATOR STATUS 1 t Gen Status 1 With the TC
12. s 6 11 MENUS 23 REPAIR INPUT PERSISTENCY 25 ker Persist Ei The Persistency is the number of consective frames that the input time code must be seen to be incrementing normally before the generator jams the input time code into the generator stream The default value is 5 frames It can be adjusted from None to 99 frames If the generator is on Copy mode then the generator jams the input time code as long as the input time code continues to increment 25 Fer Persist BHone Ho Come There are two special Persist settings None means that there is no requirement for the input time code to be incre menting at all and that the generator will use any valid number that it receives None No Comp is the same as None but the usual methods of incrementing time code to compensate for internal reader and generator delays is discarded The input time code is transferred unaltered to the generator stream and in that way as long as input time code remains valid every input frame will be accounted for in the output stream The disadvantage of this mode is that there is a two 2 frame delay between the input time code and the output generator code 6 12 MENUS 24 REPAIR TIME CODE JAM WINDOW 24 Ree Window fete PeeCvidd The repair Window setting is used only while the generator is locked to a video reference and while it is copying or jamming from input time code It specifies a
13. s a percentage of a frame the size of the window on either side TCG User Manual of the video frame edge within which the input time code frame edge must fall before the input code will be recognized by the generator The default 25 should be perfectly adequate to accomodate time code which is not quite correctly in phase with the video reference If however for example the input time code is locked to the wrong video field then it may be necessary to open up this window to 50 or higher 6 13 MENUS 98 FEATURE KEY 98 Feature Key BH 12 34 56 Menu 98 lets you enter a unique key to authorize certain features on your SR 112 such as the TCG See Installation page 2 IMPORTANT NOTE ON MENU OPERATION Remember to always press the ENTER key to save your settings prior to exiting a menu or to exiting the SET UP mode No change will take place until the ENTER key is pressed 7 Generator Switch and LED s The front panel switch and LED s have different functions depending on the SR 112 mode of operation Reshape Repair Generate Here is a description of each under the 3 different modes Brackets are added to indicate that operation is identical in REPAIR and GENERATE GEN RUN LED and VIDEO REF LED Note that the TC IN OUT OF PHASE and DRIFTING LEDs are disabled in GENERATE mode 7 1 GENERATOR RUN SWITCH GENERATOR RESHP Ignored de Saree ake REPAIR Stops Generator when in
14. to Vid Ref only 9 2 GENERATOR SETTINGS MISMATCH This message indicates a condition where the current TCG timecode type and or rate is not the same as the Gen Format menu setting menu 10 For example generating 30DF 30 000 locked to 29 97 NTSC video The generator will use the timecode type and rate from the menu setting until such time as the requisite video and or timecode inputs are connected At that time it may have to adjust the generated type and rate if the menu values are incompat ible with the video and or timecode inputs This is when the GEN STAT error would be established The timecode type and or rate values in the Gen Status 1 status display will also blink continuously to indicate the mismatch t bern Status 1 SALF 29 976 It is important not to confuse Menu 10 and the Gen Status 1 page Menu 10 indicates a setting not a status The Gen Status 1 page will indicate the actual format and rate of the generator output and flash if it doesn t match the settings of menu 10 16 ben Format BIGHD 30 000 9 3 CODE VIDEO This error active in Repair mode with video reference only indicates that the input timecode type cannot be matched up with the video rate This is re assessed every time the input timecode enters play motion or following a timecode type change or when a reference is first recognized at the video input TCG User Manual Page 11 9 4 GENERATOR SYNC This m
15. w 2x video reference is either selected or plugged into the SR 112 reference video input
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