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Tascam Remote Control Unit RC-898 Owners Manual

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    							Section 8.2 - Advanced timecode functions
    8-5
    3) Transfer the value from the LOCATE TIME/
    VA L U E
     display to the LCD display by holding 
    down the SHIFT
     key and pressing the ENTER/
    LOAD
     key.
    If you need to “fine-tune” this value, you can use 
    the UP
     and DOWN
     keys to adjust the value of the 
    offset while monitoring the playback of the units.
    8.1.10 Auto Timecode Offset function
    In addition to the manual offset entry, it is also 
    possible to set a timecode offset automatically by 
    following the procedure below:
    1) From menu group 4, move the cursor to 
    TC 
    Offset
     and press SELECT
    .
    2) Use the RIGHT key to move the cursor to a 
    second “invisible” field to the right of the 
    frames field. The display will appear as follows:
    3) Locate the two tapes (master and slave) so that 
    they have the right offset.
    You can play up the tapes and pause them once 
    they have been lined up, or carry out the next step 
    while either or both of the tapes is being replayed.
    4) Press either the UP or DOWN key at the 
    correct offset time to capture and store the 
    offset.
    8.1.11 Independent clock settings
    It is sometimes useful to be able to reference 
    different clock timings for the different DTRS 
    units in the chain (if one unit is recording digital 
    input from another digital source and another is 
    referenced to video, for example). 
    To allow independent settings (this function is 
    only available if the time mode is set to timecode, 
    and the DA-98 is acting as a slave):
    1) From menu group A, move the cursor to 
    ClkMode (clock mode), and press SELECT
    :
    2) Use the UP
     and DOWN
     keys to select between 
    automatic (
    Auto) and individually-selectable 
    (
    Indv) clock settings.
    In the example above, the first three DTRS units 
    have their clocks set automatically according to the 
    first clock setting (i.e. units 2 and 3 cannot have 
    their clocks set using the function described in 
    7.2.6, “Clock selection”), and the fourth unit can 
    have its clock set independently of the other three.
    8.2 Advanced timecode 
    functions
    The following functions are designed to extend 
    the capabilities of the DTRS system under various 
    circumstances when working with timecode-based 
    setups. These functions are described more fully 
    in the DTRS manuals. Refer to the appropriate 
    sections of these manuals for further information, 
    if required.
    8.2.1 Timecode output source
    The DA-98 is able to output timecode from a 
    variety of sources.
    NOTE
     If you are using a DA-98 with ABS timing used to 
    synthesize timecode, the DA-98 allows you to set an ABS 
    offset, which may be used in place of this function (see 
    8.1.2, “Synthesizing timecode from ABS times” and also 
    10.2.3 of the DA-98 manual.
    NOTE
    There is an “invisible” field immediately to the right of the 
    frames field. If you place the cursor there and increment or 
    decremennt the value, you can change the time as a whole 
    (as the frames field passes its maximum value, the seconds 
    field will increment).
    Timecode Offset
    Machine 2
    AUTO OFFSET
    NOTE
    The value entered in this way can be edited later 
    using the technique described above.
    98
    Clock Mode
    Indv »
    Auto » » »
    Machine123456
    NOTE
    In a system with multiple digital audio devices, the same 
    clock should be used by all units which are to perform digi-
    tal audio transfer (e.g. dubbing, etc.). If units have different 
    reference clocks, you cannot transfer digital audio between 
    them.
    98
    98 
    						
    							Section 8.2 - Advanced timecode functions  
    8-6
    1) From menu group 5, move the cursor to 
    OutTc Src and press SELECT
    :
    2) Use the UP
     and DOWN
     keys to select between 
    the four options available:
    8.2.2 Synchronization of timecode
    When timecode (including MTC) is output 
    from a DTRS unit, it may be synchronized to 
    either the analog or digital outputs, depending on 
    which is in used at the time. This is necessary 
    because of the nature of the digital-to-analog cir-
    cuitry employed in the DTRS units.
    1) From menu group5, move the cursor to 
    OutTc Tmg, and press SELECT
    :
    2) Use the UP
     and DOWN
     keys to select either 
    digital or analog synchronization for the output 
    timecode.
    8.2.3 Pull up and pull down
    When using DTRS units in NTSC telecine situa-
    tions, it may be necessary to adjust the sampling 
    frequency fractionally, as the NTSC frame rate of 
    29.97 and the cinema frame rate of 24 do not form 
    a neat mathematical ratio.
    The sampling frequencies of 44.1kHz and 48kHz 
    are therefore affected when the material is trans-
    ferred back to film.
    Accordingly, the pull up and pull down functions 
    are provided to allow the adjustment of sampling 
    frequencies to drop-frame environments.1) From menu group 8, move the cursor to 
    Fs 
    Shift
     and press SELECT
    :
    2) Use the UP
     and DOWN
     keys to select one of the 
    following settings:
    If this setting is anything other than off on one 
    or more DTRS unit, the PULL UP/DN
     indicator 
    [10] of the RC-898 will light when the appropriate 
    machine is selected, as will the indicator on the 
    DTRS unit(s).
    8.2.4 Error bypass
    When a DTRS unit is chasing timecode from an 
    external source, the source timecode may drop out 
    for a few frames or be otherwise discontinuous. To 
    allow for this, a “flywheel” facility is provided, 
    which allows the DTRS unit to continue for a set 
    period until timecode is received again. The fly-
    wheel period may be set for either 10 frames or 30 
    frames, in the following way:
    1) From menu group 4, move the cursor to 
    ErrByPass and press SELECT
    :
    2) Use the UP
     and DOWN
     keys to select between 
    10 and 30 frames for the “flywheel” period.
    8.2.5 Rechase mode
    The DA-98 provides another facility which is 
    used when chasing to timecode.
    Output TC Source
    Machine 1
    Tape (TC Track)
    TAPE (TC 
    Track)Outputs the timecode as recorded on 
    the dedicated timecode track.
    TAPE 
    (ABS)Outputs the timecode as synthesized 
    from the ABS subcode, with all off-
    sets, etc. as set up in 8.1.2, “Synthe-
    sizing timecode from ABS times”.
    External 
    (reGen)Timecode received at the timecode 
    input is regenerated and output.
    External 
    (reshape)Timecode received at the timecode 
    input is filtered and retransmitted.
    Output TC Timing
    Digital»»»»»»
    Analog
    Machine123456
    88Fs Shift Mode
    Machine 1
    off
    off
    Pull Down 30NDF
    Pull Up 29.97NDF
    Pull Up29.97DF
    Pull Down 30DF
    NOTE
    If you want to use the Fs Shift function, make sure that the 
    reference clock is set to Video
     or Int (see 7.2.6, 
    “Clock selection”). If the reference clock is Word
    , 
    although the setting can be made, 
    the Fs Shift func-
    tion will not be enabled.
    Error Bypass
    Machine 1
    10 Frame
    98
    98 
    						
    							Section 8.2 - Advanced timecode functions
    8-7
    When the DA-98 is chasing timecode, it can be set 
    to lock to timecode once and run freely, or it can 
    constantly monitor the timecode, and issue 
    “speed-up” and “slow-down” messages to its 
    transport to stay in sync. However, if an external 
    or video clock is used as the clock source, the 
    playback output will be muted while the DA-98 is 
    adjusting the speed. If you select the rechase mode 
    (which you may wish to do if there are gaps in the 
    timecode), you can select a “window”. Only if the 
    difference between the received timecode and the 
    DA-98 position falls outside this window, the DA-
    98 will rechase. However, the DA-98’s timekeep-
    ing is almost always good enough for you not to 
    need to rechase. See 10.7.9 of the DA-98 manual 
    for further details of this facility.
    1) From menu group 4, move the cursor to 
    RechsMode and press SELECT
    :
    2) Use the UP
     and DOWN
     keys to select either 
    rechase or free as the mode, as 
    explained above.
    3) If you have selected 
    rechase, move the 
    cursor to the 
    Window field, and select either 
    1 or 2 seconds and the window period.
    This setting has no effect if free has been 
    selected as the mode.
    8.2.6 Fast LTC
    The DA-98 allows you to select three modes 
    in which linear timecode (LTC) will be output 
    when the unit is in a fast transport mode (forward 
    or rewind).
    Firstly, there is a 5 frame option in which five con-
    secutive frames are output, the tape is then read 
    again, and five further consecutive frames are out-
    put, starting at the frame which has just been read. 
    Secondly, you can choose a “leap” option, in 
    which timecode is continuously output, but not 
    consecutively (the values between frames will 
    leap as the tape is read). The last mode is “off”, in 
    which case, no timecode will be output in fast 
    transport modes. See section 10.4.3 of the DA-98 
    manual for further details of this facility.1) From menu group 5, move the cursor to 
    Fast 
    LTC
     and press SELECT
    :
    2) Use the UP
     and DOWN
     keys to select between 
    05 Frame, Leap and off.
    8.2.7 MIDI Timecode output
    Both the DA-88 and DA-98 output MIDI Time-
    code (MTC) from their MIDI OUT jacks, which 
    echoes the linear timecode output from the time-
    code outputs. 
    However, the DA-98 allows you to choose 
    under what circumstances MTC will be output. 
    You can choose not to output MTC at all, to output 
    while fast winding as well as during placyback 
    and recording, or to output MTC while the tape is 
    stopped (this is possible because MTC is indi-
    rectly derived from an off-tape signal). For further 
    details of this facility, see section 10.4.5 of the 
    DA-98 manual.
    1) From menu group 7, move the cursor to 
    MTC 
    Out
    , and press SELECT
    :
    2) Use the LEFT
     and RIGHT
     cursor keys to select 
    the field to be set, and select 
    on or off using 
    the UP
     and DOWN
     keys.
    8.2.8 Park position
    The park position allows you to set a pre-
    roll position automatically on a DA-98 slaved to a 
    master timecode source. This gives the master unit 
    time to start playing timecode after starting to 
    play, and provides optimal lock-up when locating 
    and chasing external timecode. See sections 
    10.7.6 and 10.7.7 of the DA-98 manual for further 
    details of this function.
    Rechase Mode
    Machine 1
    Mode Window
    rechase 1 sec
    98Fast LTC Mode
    Machine 1
    05 Frame
    MTC Output
    Machine 1
    Output Fast Stop
    on off off
    NOTE
    If the Output
     field is set to off
    , neither of the other 
    settings will have any effect.
    98
    9888 
    						
    							Section 8.2 - Advanced timecode functions  
    8-8
    The park position can be viewed, and set manually 
    in the following way:
    1) From menu group 4, move the cursor to 
    Park 
    Posi
    , and press SELECT
    .
    2) If the cursor is moved to the time field, it can be 
    edited with the UP
     and DOWN
     keys.
    Alternatively, the numeric keypad can be used to 
    enter a numerical value directly, and entered with 
    the SHIFT
     + ENTER/LOAD
     combination. Any 
    values for hours and minutes which are entered 
    will be discarded.
    The maximum value for the park position setting is 
    2 seconds minus 1 frame.
    As well as the manual setting described above, it 
    is also possible to test the system and set this value 
    automatically:
    1) From menu group 4, move the cursor to 
    Park 
    Posi
    , and press SELECT
    .
    2) Play and stop the master unit.
    3) If chase mode is off on the slave DA-98, turn it 
    on.
    4) Use the UP
     or DOWN
     key to turn the 
    TEST 
    from 
    off to on.
    The DA-98 will now start to rewind so that the rel-
    ative difference is zero. Wait until the DA-98 tape 
    has stopped before proceeding with the next 
    step.
    5) Play the master unit.
    The park position value shown in the display 
    screen will change as the park position is calcu-
    lated. Wait until the value has stabilized before 
    proceeding to the next step.
    6) Turn the TEST parameter from on to off 
    using the UP
     or DOWN
     key.
    The value which has just been calculated will be 
    stored as the new park position. Lockups to time-
    code should now take place quickly and easily.
    8.2.9 Individual recording status while 
    chasing timecode
    The default action for slave DTRS units is to 
    follow the recording status of the master. How-
    ever, if DA-98s are being used as slave units, and 
    they are chasing using timecode rather than ABS 
    sync, it is possible to set them so that their record-
    ing status can be turned on and off individually. 
    For further details regarding this function, see sec-
    tion 10.7.11 of the DA-98 manual.
    1) From menu group 4, move the cursor to 
    TcChs Rec, and press SELECT
    :
    2) Use the cursor keys to 
    enable (allow 
    individual recording while chasing timecode) 
    or 
    disable this facility (the slave follows 
    the master status for each machine in the 
    chain).
    8.2.10 Video resolve
    The timecode clock of a DA-98 may be set to 
    resolve to a video signal received at the unit’s 
    VIDEO IN terminal. This means that the time-
    code frame boundaries will be aligned with the 
    frame boundaries as received in the video signal.
    This is a completely different function to the syn-
    chronization of the word clock to video (see 7.2.6, 
    “Clock selection”).
    In addition, if video resolve is enabled, the unit 
    can be set to track the frame boundaries constantly 
    and rechase if it drops out of sync (re-sync), or can 
    be set to a “lock and forget” mode (free), in a sim-
    ilar way to the rechase options available for time-
    code (see 8.2.5, “Rechase mode”). In re-sync 
    mode, output will be muted while the unit changes 
    speed to match frame boundaries.
    See section 10.6 of the DA-98 manual for further 
    details regarding this function.
    Park Position
    Machine 1
    TEST
    off 00s00f 30DF
    Park Position
    Machine 1
    TEST
    off 01s13f 30DF
    TC Chase Indiv. Rec
    enable
    disable»»»»»»
    Machine123456
    98
    98 
    						
    							Section 8.2 - Advanced timecode functions
    8-9
    1) From menu group 5, move the cursor to Vid 
    Rslv
     and press SELECT
    :
    2) Use the UP
     and DOWN
     keys to switch the video 
    resolve feature 
    on or off.
    3) If video resolve is on, select the synchronization 
    mode from between 
    free and re-sync.
    Video Resolve
    Machine 1
    on/off Mode
    off free
    NOTE
    The video resolve capability is also available on DA-88 fit-
    ted with the SY-88 , but it is controlled by a DIP switch on 
    the synchronizer board. It therefore cannot be controlled 
    using the RC-898. 
    						
    							Section 8.2 - Advanced timecode functions  
    8-10 
    						
    							Section 9.1 - Controlling the parallel port device
    9-1
    9 – External control and 
    settings
    This section covers the control of DTRS and other 
    units.
    9.1 Controlling the parallel 
    port device
    When a unit is connected to the EXT 1
     port [42] 
    of the RC-898, the transport may be controlled 
    usig the RC-898 transport controls. The pinouts 
    for these transport controls are given in 3.2.2, 
    “Parallel control/GPI pinout”.
    To select the “parallel” unit for control:
    1) Press the MACHINE
     key [31].
    The LOCATE TIME/VALUE
     display will show 
    SELECT.
    2) Press 7
     on the numeric keypad.
    The E1
     indicator on the machine number indica-
    tors [8] will light, showing that the parallel port 
    unit is now selected for control.
    9.2 Controlling GPI devices
    Up to five GPI devices may be connected to the 
    EXT 1
     port. These devices may be triggered at set 
    times, based on the times received for display on 
    the TA P E  T I M E
     display of the RC-898.
    Refer to the documentation supplied with any 
    units to be controlled by GPI to find out whether 
    the unit requires the controlling circuit to be 
    closed or open in order to trigger the event, and 
    the time of the pulse needed to act as a trigger.
    The wiring for the parallel port when used with 
    GPI devices is given in 3.2.2, “Parallel control/
    GPI pinout”.
    9.2.1 Setting up GPI devices
    The polarity of the GPI devices, and the pulse 
    width necessary to trigger an event, may be set up 
    individually for each GPI device.
    1) From menu group 1, move the cursor to 
    GPI 
    Setup
     and press SELECT
    :
    2) Holding down the SHIFT
     key, use the NEXT
     
    (UP
    ) and PREVIOUS
     (DOWN
    ) keys to select 
    the required GPI unit.
    3) Move the cursor to the 
    Pol (polarity) field, 
    and use the UP
     and DOWN
     keys to select either 
    open or close for the polarity of the unit’s 
    event trigger.
    When open is selected, the event is triggered 
    when the circuit is open (i.e. it is a “push-to-
    break”-type circuit. When 
    close is selected, 
    the event is triggered when the circuit is closed 
    (i.e.it is a “push-to-make”-type circuit).
    4) Move the cursor to the Width field and use 
    the UP
     and DOWN
     keys to select the pulse 
    width of the event trigger.
    The minimum value for the pulse width is 0 ms, 
    and the maximum is 990 ms, settable in 10ms 
    increments.
    Most GPI units require a trigger width of 200 ms. 
    If you are unsure of the trigger width for a particu-
    lar device, we suggest that you try this value first 
    of all.
    9.2.2 Setting the trigger points
    The location memories also serve as GPI trigger 
    points, when GPI devices are connected to the 
    EXT 1
     port.
    Since up to 10 GPI events can be associated with 
    location memories, we suggest the following 
    method of working:
    • Use a “block” of location memories for this 
    purpose, starting at a number such as 80 or 90.
    NOTE
    The RC-898 provides only transport control for a unit con-
    nected to the parallel port. Functions such as track arming, 
    etc. are not possible when using the EXT 1
     parallel port.
    NOTE
    Since the GPI event timings are based on the information 
    transmitted from the DTRS recorders connected to the RC-
    898, the timing may “slip” by up to one frame.
    GPI Setup
    GPI 1
    Pol Width
    open 010 mS
    NOTE
    Note that the polarity setting here is also used as the polarity 
    setting for transport control signals sent to the E1 parallel 
    port device (
    see 9.1, “Controlling the parallel port 
    device”
    . In this case, the pulse width is fixed at 500 ms.) 
    						
    							Section 9.3 - Controlling the serial port (9-pin)  
    9-2
    • Enter the starting memory number of your 
    “block” minus one in the MEMORY NO.
     
    display.
    • While playing back the program material 
    which will be used with the GPI events, use the 
    CUE STR
     key [39] to add repeated cue points 
    to the list, as described in 6.5.8, “Repeated 
    entry of location points”. 
    • Alternatively, key in these cue points manually 
    from a cue list.
    • Adjust the fine timing of these trigger points 
    using the jog dial, if necessary.
    Of course, there is nothing to prevent you from 
    using existing location memories for GPI triggers, 
    but you may find it easier to work with a series of 
    events dedicated to this purpose.
    1) From menu group 1, move the cursor to 
    Event and press SELECT
    :
    2) Select which event you will be editing (from 
    1 
    through 
    10) using the NEXT
     (SHIFT
    +UP
    ) and 
    PREVIOUS
     (SHIFT
     + DOWN
    ) keys to change 
    the value of the 
    Event field.
    3) Move the cursor to the 
    GPI field, and use the 
    UP
     and DOWN
     keys to select the GPI device 
    associated with this event (from 
    1 through 5).
    4) Move the cursor to the 
    Memo (location 
    memory) field, and use the UP
     and DOWN
     keys 
    to select the location memory for the GPI event.
    Alternatively, you can enter the number of the 
    memory location using the numeric keypad, and 
    hold down SHIFT
     and then press ENTER/LOAD
     
    to transfer the memory number to the display 
    screen.
    The time value of this location memory will be 
    shown on the display screen. However, you cannot 
    adjust this value from here. You must edit the loca-
    tion memory (see 6.5.5, “Editing a location”) to do 
    this—the time value will automatically be updated.You can also use the UP
     and DOWN
     keys to 
    choose the location memory.
    9.3 Controlling the serial port 
    (9-pin) 
    The EXT 2
     9-pin serial connector [43] of the RC-
    898 is used for RS-422 control of suitably-
    equipped devices (Sony P2 protocol). As an exam-
    ple of how this may be used, if you connect the 
    master VTR to the EXT 2 port, you can use the 
    RC-898 to control the whole system.
    The menus in menu group 7 whose titles start with 
    “9-pin” refer to devices which are controlled 
    through this connector.
    9.3.1 Selecting the serial port device
    When  you want to control the device attached to 
    the RS-422 port using the transport keys of the 
    RC-898, follow the procedure below:
    1) Press the MACHINE
     key [31].
    The LOCATE TIME.VALUE
     display will show 
    SELECT.
    2) Press 8
     on the numeric keypad.
    The E2
     indicator on the machine number indica-
    tors [8] will light, showing that the parallel port 
    unit is now selected for control.
    9.3.2 Location pre-roll on the serial unit
    The unit controlled by the serial port may have a 
    pre-roll time which is set independently of the 
    pre-roll time used by DTRS units. This allows the 
    unit to be parked optimally for lockup when locat-
    ing to cue points:
    Event
    Event 1
    GPI Memo 30DF
    1 92 01:02:13:21
    NOTE
    Location memory 00 is a special case. If this location mem-
    ory is selected, the event will be turned off.
    NOTE
    The exact level of control possible by using the RC-898 
    depends on the implementation of the P2 protocol by the 
    device. Refer to the unit’s documentation for details of what 
    control is possible through the serial connection.
    When a device is selected for control in this way, the REC 
    FUNCTION keys can be used to arm the two analog and 
    four digital tracks, as defined by the P2 protocol, depending 
    on the settings made in 9.3.4, “Split mode on the serial unit” 
    and 9.3.5, “Controlling recording operations on the serial 
    unit”. The mapping of these tracks to the actual tracks of the 
    unit is determined by the implementation of the protocol by 
    the unit. 
    						
    							Section 9.3 - Controlling the serial port (9-pin)
    9-3
    1) From menu group 7, move the cursor to 
    9pinLocPr and press SELECT
    :
    2) Use the numeric keypad to enter a time in 
    minutes and seconds between 
    00:00 and 
    59:59.
    3) Press and hold down the SHIFT
     key and press 
    the ENTER/LOAD
     key to transfer the value to 
    the display screen.
    Alternatively, you can use the UP
     and DOWN
     
    keys to alter the values of the minutes and seconds 
    fields.
    9.3.3 Serial unit timing source
    The RS-422 device can be set to accept its timing 
    signals from either external timecode, or from the 
    Timer 1 internal time source (the video CTL sub-
    code track).
    1) From menu group 7, move the cursor to 
    9pinTimMod (9-pin time mode) and press 
    SELECT
    :
    2) Use the UP
     and DOWN
     keys to select either 
    Timecode or the Timer 1 timing source 
    (subcode timing).
    If the timecode option is selected and the VTR 
    does not include a timecode reader, or the tape has 
    not been striped with timecode, the RC-898 tape 
    counter will show all hyphens: 
    --:--:--.--.
    9.3.4 Split mode on the serial unit
    There are two ways of operating the E2 unit with 
    the RC-898 transport controls. Firstly, all transport 
    controls, including the record (REC
     key and the 
    REC FUNCTION
     keys 41
     through 46
    ) can be 
    used to control the VTR acting as the E2 unit con-
    nected to the RS-422 port. This is referred to as 
    “normal” mode. In normal mode, the following RC-898 keys per-
    form these P2 functions:
    However, in a video post-production situation, it is 
    quite likely that you will need to control the trans-
    port of a VTR, which acts as a timecode master 
    for the DTRS slaves. These DTRS slaves will be 
    used for recording, but the VTR will not (other-
    wise the worktape will be erased!). The RC-898 
    therefore provides you with a “split mode” in 
    which all transport keys except the RECORD
     key 
    and the REC FUNCTION
     keys control the VTR, 
    and the recording keys control the DTRS units.
    In this way, all recording operations, including 
    auto-punch operations, can be carried out on the 
    DTRS units without the risk of accidentally eras-
    ing the VTR tape.
    However, there is one function where operation is 
    slightly different, and this is “on-the-fly” punch-
    ing. Usually, when DTRS tracks have been armed, 
    and the tape is being played, pressing RECORD
     
    will drop the tracks into record mode, and press-
    ing PLAY
     will drop them out into play mode. In 
    split mode, this is not possible, since the PLAY
     
    key controls the VTR.
    To punch in and out of armed tracks on the fly in 
    split mode 
    only, press RECORD
     to drop in, and 
    RECORD
     to drop out again.
    To change between normal and split mode:
    1) From menu gropup 7, move the cursor to 
    9pinCtlMd (9-pin control mode) and press 
    SELECT
    :
    2) Use the UP
     and DOWN
     keys to select between 
    Split and Normal.
    9.3.5 Controlling  recording operations 
    on the serial unit
    If split mode has been selected (see 9.3.4, “Split 
    mode on the serial unit” above), the following 
    9pin Locate Preroll
    00min00sec
    9pin Time Mode
    TimecodeALL SAFEStandby
    ALL INPUTFULL EE
    AU TO  MO NSEL EE
    PRRLPreroll
    RHSLPreview
    AUTO PUNCHAU T O  E D I T
    9pin Control Mode
    Split 
    						
    							Section 9.4 - Other DTRS control functions  
    9-4
    function allows toggling the serial unit recording 
    capability.
    1) From menu group 7, move the cursor to 
    9pinRecAc (9-pin recording acceptable) 
    and press SELECT
    :
    2) Use the UP
     and DOWN
     keys to choose between 
    on and off.
    When this parameter is set to on, the REC 
    FUNCTION
     keys which usually control tracks 41 
    through 48 (DTRS 6) will now control the E2 
    device logical analog and digital tracks (no matter 
    what the tracks actually are) as marked.
    The following chart explains the relationship 
    between the serial unit, the split/normal mode, and 
    this function:
    9.4 Other DTRS control 
    functions
    The following functions described DTRS fea-
    tures which relate to control, but are not timecode-
    related. The RC-898 can only perform these func-
    tions on DA-98 units. Some of these functions are 
    available on DA-88 units, but they cannot be con-
    trolled from the RC-898.
    9.4.1 Choosing a control protocol
    The DA-98 can be controlled from a variety of 
    external sources as well as the RC-898. These 
    sources are: P2 protocol (9 pin), MIDI Machine 
    Control, and a bus protocol carried over the RS-
    422 cable and produced by, for example, the TAS-
    CAM ES-61 editing controller. See section 11.0.1 
    of the DA-98 manual for further details relating to 
    this function.1) From menu group 3, move the cursor to 
    Ctrl 
    Prt
     (control protocol) and press SELECT
    :
    2) Use the UP
     and DOWN
     keys to select between 
    9Pin, MIDI, Bus and off.
    Even when a control protocol is selected, the RC-
    898 and DTRS sync protocol can still be used to 
    address and control the DA-98.
    9.4.2 Track mapping functions
    When the track arming and recording of a 
    DA-98 unit is controlled by an external controller, 
    you can specify which tracks on the DA-98 corre-
    spond to the tracks controlled by the controller 
    (for arming and recording purposes). The standard 
    video controller protocol (P2 protocol) allows for 
    control of up to eight digital and four analog audio 
    tracks. This function allows you to map DA-98 
    tracks to the “logical” tracks.
    This mapping of DA-98 tracks to controller tracks 
    does not imply any correspondence between the 
    user interface of the controller and the DA-98 
    tracks. It refers, rather, to the relationship between 
    the command signals transmitted by the controller 
    and the DA-98 tracks.
    1) From menu group 6, move the cursor to 
    Trk 
    Map
     and press SELECT
    :
    2) Use the UP and DOWN keys to select the track 
    mapping, according to pre-set options as shown 
    in the table below. 
    Note that while there are no user-settable track 
    mappings, the pre-set mappings are designed to 
    cover every set of circumstances.
    9pin Rec Acceptable
    off
    Control 
    modeRec 
    AcceptableTracks 
    41–46 refer 
    to:RECORD 
    key controls:
    Normal off
    Serial unit Serial unit
    Normal on
    Serial unit Serial unit
    Split off
    DTRS (uit 6) DTRS
    Split on
    Serial unit Serial unit
    98
    98Control Protocol
    Machine 1
    9Pin
    Track Mapping Mcn 1
    Ana 1234
    Dig 1234
    Trk 12345678
    98 
    						
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